Class / Patent application number | Description | Number of patent applications / Date published |
188264000 | Cooling and lubricating | 36 |
20080257666 | System for Cooling a Disc Brake Rotor and Collecting Brake Pad Waste - The present invention is a system which improves the airflow in a disc braking system by using impellers which are powered by a drive shaft that is rotated via a roller that is contacted with the brake rotor. A housing is provided that fits on a brake disc which holds the impellers, drive shaft, and filters. In an alternative embodiment, twin impellers could be used on either side of the rotor to maximize the air flow through the impellers. It is another object of the present invention to provide an impeller shroud housing that has an inlet to allow air to enter the shrouding. There is a mesh filter on the inlet which can capture particles as air is forced into the shrouding. Another filter on the shroud housing outlet to capture the remaining particles as air is forced out of the shroud housing and onto the rotor to aid in cooling of the braking system. | 10-23-2008 |
20090050424 | Axle Cooling Using Hydraulic Return Oil - A work vehicle includes a frame and an axle assembly coupled to the frame, including a first axle shaft and coil substantially disposed in an axle housing. A first wheel couples to the first axle shaft of the axle assembly. An axle lubricating fluid is disposed within the axle housing. A cooling circuit fluidly coupled to the axle assembly circulates cooling fluid therethrough. The coil conducts cooling fluid through the first axle housing separately from the lubricating fluid. A cooling fluid circuit is selectively fluidly coupled to the first coil to circulate the cooling fluid therethrough. | 02-26-2009 |
20130233658 | ROAD VEHICLE PROVIDED WITH A COOLING DUCT FOR THE COOLING OF A BRAKE - A road vehicle provided with a cooling duct for the cooling of a brake, the cooling duct including an air intake arranged at the inlet of the cooling duct, a shutter, which is mobile, so as to move between a closing position, in which the shutter closes the air intake, and an opening position, in which the shutter leaves the air intake unobstructed, and an electric actuating device, which controls the movement of the shutter and, therefore, moves the shutter between the closing position and the opening position and is mechanically configured to be normally open and, therefore, in the absence of a power supply, to push the shutter towards the opening position. | 09-12-2013 |
20140345991 | ACTIVE AIRCRAFT BRAKE COOLING SYSTEM - An active aircraft brake cooling system includes an air intake and conditioning system having an outlet portion that is fluidically exposed to a landing gear bay. | 11-27-2014 |
20160160950 | BRAKE PAD ASSEMBLY AND HEAT DISSIPATION STRUCTURE THEREOF - A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body. | 06-09-2016 |
20090127038 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-21-2009 |
20090294228 | Disc rotor for disc brake - A disc rotor for a disc brake with a vent hole shape which has an inner peripheral corner with a larger radius to reduce stress generated by braking torque and suppresses an increase in stress generated by pad pressure. The disc rotor includes a first sliding part connected to a bell housing, a second sliding part located parallel to, and spaced in an axle direction from, the first sliding part, a plurality of ribs circumferentially spaced between the sliding parts, and vent holes formed by the ribs and the sliding parts. The inner peripheral shape of each of the vent holes has at least two arc shapes with different curvature radii at an end perpendicular to the disc rotor's rotation direction. The smallest curvature radius is 2 mm or more. An arc curvature radius on the first sliding part side is larger than that on the second sliding part side. | 12-03-2009 |
20090321198 | Caliper Cover - A caliper cover for brake calipers which is easily engageable using a clip having a slot to engage a bolt extending from a member engaged to the caliper cover. | 12-31-2009 |
20100258394 | BRAKE ROTOR WITH INTERMEDIATE PORTION - One exemplary embodiment of a brake rotor includes a cheek member, an intermediate portion, and a hub member. The intermediate portion may be located between the cheek and hub members, and may extend from either the cheek member or the hub member. The intermediate portion may have an exposed section with multiple openings located in the exposed section. The intermediate portion may also have multiple blades extending from inner surfaces of all or some of the openings. The blades cause airflow to pass through the openings to cool the intermediate portion. | 10-14-2010 |
20120175203 | Brake Cooling Fan and Method of Use - A brake-cooling device is provided for a motor vehicle having a wheel with a wheel hub, and a disc brake assembly. The brake-cooling device consists of a first fan blade with blade leaves that move air while the first fan blade is in motion. The first fan blade is secured onto the wheel hub on an outside-facing side of the wheel hub. Because the brake-cooling device is positioned on the outside-facing side of the wheel hub (rather than within the disc brake assembly, for example), the brake-cooling device can be readily removed or replaced as necessary. The present invention is also designed such that the first fan blade can be stacked with additional fan blades or with other wheel accessories without interfering with the operation of the wheel (e.g., some embodiments of the invention does not require the wheel offsets to be changed) or disc brake assembly. | 07-12-2012 |
20120234637 | LOCOMOTIVE DYNAMIC BRAKING GRID PACKAGE CONFIGURATION - A resistive grid enclosure for a vehicle having a dynamic braking capability, the grid enclosure defining an air inlet, an air outlet, and an airflow path through the enclosure from the air inlet to the air outlet. A resistive grid disposed within the enclosure is cooled by air flowing through the airflow path from the air inlet to the air outlet. The airflow path is configured so that an inlet airflow is heated by absorbing heat from the resistive grid and directed toward the air outlet forming a heated outlet airflow. The airflow path is further configured to direct at least a portion of the heated outlet airflow into the air inlet to reduce blockage of the air inlet by ice or snow. | 09-20-2012 |
20140027215 | HEAT-DISSIPATING DEVICE FOR HYDRAULIC BRAKE SYSTEM - A heat-dissipating device for hydraulic brake system is provided. The device includes a heat-dissipating element and a plurality of heat-dissipating tube units. The heat-dissipating element has a heat-dissipating portion which has large surface area, and is located between a brake mechanism and an oil tube. The heat-dissipating tube units are sleeved around the oil tube in order. Thereby, the heat generated by the brake mechanism can be dissipated rapidly by the heat-dissipating element and the heat-dissipating tube units, so as to promote performance of the brake mechanism. | 01-30-2014 |
20140138194 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-22-2014 |
20140238791 | COOLING DEVICE FOR A BRAKING SYSTEM - A cooling device for a braking system, includes a blower having a case and a fan, the case having an air outlet opened at one end thereof and an air inlet opened at another end thereof, the case having a receiving room, the receiving room communicating with the air outlet and the air inlet, the fan rotatably assembled in the receiving room, the blower further having a power supplier electrically connected to the fan, the power supplier being used to power the fan, one end of a frame connected to a hydraulic braking system, another end of the frame connected to the case. Under this arrangement, the blower directly blows the hydraulic braking system so as to efficiently cool the hydraulic braking system. | 08-28-2014 |
20140238792 | COOLING DEVICE FOR A RIM AND A BRAKING SYSTEM - A cooling device for a rim and a braking system includes a blower set having a frame and two blowers, the frame assembled onto a fork of a bicycle, the two blowers both assembled onto the frame at one side of a rim member, each blower having an air inlet, a receiving room, a fan, an air outlet and a switch unit, the fan rotatably assembled in the receiving room, the receiving room communicating with the air inlet and the air outlet, the switch unit electrically connected to the fan, the air outlet of one blower corresponding to a braking member of the bicycle, the air outlet of another blower corresponding to the rim member. | 08-28-2014 |
20150300434 | AIRFLOW DEFLECTOR FOR BRAKE COOLING - A fascia for a vehicle having a body front end, a distal body rear end, and a brake subassembly for decelerating the vehicle is disclosed. The fascia is configured to divert an incident airflow around the body front end and includes a fastening provision for attachment to the body front end. The fascia also includes a deflector having an airfoil shape and configured to direct the incident airflow to the brake subassembly for cooling thereof. A vehicle employing such a fascia is also disclosed. | 10-22-2015 |
20160121859 | VENTURI BRAKE DUCT ASSEMBLY - A vehicle is disclosed. The vehicle includes a body. The body includes a forward end and a rearward end spaced from each other along a longitudinal axis. The forward end of the body defines an opening for allowing airflow into the body. The vehicle also includes a venturi brake duct assembly positioned relative to the opening to receive the airflow from the opening and to guide the airflow to a brake device for cooling the brake device. | 05-05-2016 |
20180023647 | PERFORATED HEAT SCREEN FOR A BRAKED AIRCRAFT WHEEL | 01-25-2018 |
20100038194 | DISK BRAKE PAD HAVING REDUCED HEAT TRANSFER TO AN APPLICATION DEVICE - A disc brake lining has a carrier plate, and at least one friction lining with at least one friction surface. At least one isolation element is arranged on the side of the carrier plate opposite the friction lining. | 02-18-2010 |
20110233013 | Thermal Protection for Disc Brake Components - A disc brake for a motor vehicle is provided. The disc brake includes a brake disc, a brake caliper configured to straddle the brake disc, a tappet carried by the brake caliper and arranged to push a brake pad against the brake disc, and a bellows provided between the brake caliper and the tappet to seal a gap between the brake caliper and the tappet. A layer of flexible thermal insulation material may be provided between the bellows and the tappet. The layer of flexible thermal insulation material is configured to protect an outer surface of the bellows facing the brake pad from exposure to heat. Alternatively, the bellows may include a layer of flexible thermal insulation material on which an elastomer layer is formed. The layer of flexible thermal insulation material is configured to face the brake pad. | 09-29-2011 |
20160108978 | Spring-Based Disc Brake Pad Cushions - Cushions for disc brake pads are disposed between the brake pads and their caliper pistons or caliper fingers. The cushions possess such characteristics of resilience that, during braking action, brake pads follow irregularities and ride over high spots on rotor faces. This action significantly reduces uneven frictional drag, which lowers braking temperature increasing braking efficiency and brake system longevity. Each cushion comprises a resilient body which is further comprised of either a material, such as an elastomeric pad, or a structure such as a compressible spring or other apparatus. | 04-21-2016 |
20090032344 | Liquid-Cooled Disc Brakes - A liquid-cooled brake disc comprises a central stationary aluminium cooling plate ( | 02-05-2009 |
20120247887 | Brake Cooling Fluid Diverter for an Off-Highway Machine - The disclosure relates, in one aspect, to a friction brake cooling system for a machine. The cooling system includes at least one pump connected to at least one reservoir containing cooling fluid. A controller is configured to divert a cooling fluid flow through a valve to a first friction brake system and to a second friction brake system based on the use of the systems. In another aspect, the disclosure relates to a method of cooling a first friction brake system and a second friction brake system including diverting a flow of brake cooling fluid to the systems based on the use of the systems. | 10-04-2012 |
20130341136 | WATER COOLED BRAKE - A braking system includes at least one rotating disc and at least one brake disc. A brake disc wear plate is configured for retarding engagement with a rotating disc brake pad. Each brake disc has an annular coolant cavity associated with two inlet ports spaced apart 180° and two outlet ports spaced apart 180°. Each outlet port is spaced 90° from an adjacent inlet port. Each port leads to a respective radial channel. The channels are in open flow communication with each other. Inlet port coolant received into an inlet channel flows in both angular directions toward the outlet ports. Heated coolant gathered at an outlet channel is a mixture of coolant received from both inlet channels. Each inlet channel includes a stepped configuration to divert additional coolant to the outermost portion of the coolant cavity, which portion underlies the outermost (and hottest) portion of the wear plate. | 12-26-2013 |
20140202807 | STAND ALONE LIQUID COOLED BRAKE SYSTEM - A fluid cooled vehicle brake includes a fluid flow passage disposed in fluid communication with a brake shoe rim carrying a layer of friction material. A pair of spaced support webs are coupled to an inner surface of an annular inner surface of the rib. A water jacket is sealingly joined to the pair of webs and the inner surface of the rim to form a fluid flow passage between an inlet port formed in one of the support webs along the inner surface of the rim and out through an outlet port formed in one of the support webs. High thermal conductive members may be disposed within the layer of friction material to conduct heat to the rim. Heat radiator members are mounted within the coolant passageway. | 07-24-2014 |
20110214952 | BRAKE DEVICE LUBRICATION DEVICE AND METHOD FOR CONTROLLING SAME - A brake device lubrication device includes a lubricant supply unit and a control unit. The control unit includes a braking timer, a release timer and a storage unit. The control unit is configured to control the lubricant supply unit so as to supply a predetermined first supply amount of lubricant to a brake device when the brake device is in a braking state, to acquire a delay time corresponding to a braking time counted by the braking timer from a relationship of correspondence between the braking time and the delay time stored by the storage unit when the brake device is switched from the braking state to a released state, and to switch a supply amount of lubricant from the first supply amount to a second supply amount which is smaller than the first supply amount when the release time counted by the release timer reaches the acquired delay time. | 09-08-2011 |
20120024644 | MAIN SHAFT DRIVE FOR MACHINE TOOL - A main shaft drive includes a supply groove that opens to a friction surface, that extends so as to surround a main shaft within a contact range where the friction surface and a pressing surface oppose each other, and that includes an intersecting groove and a discharge opening. The intersecting groove extends in a direction of intersection with a circumference in which a rotational center of the main shaft is a center. The discharge opening is connected to a location that is outside the contact range. By opening a nozzle hole, used for supplying lubricant, towards the supply groove, as the main shaft rotates, four intersecting grooves move relative to the contact range, so that the lubricant is supplied to the four moved intersecting grooves. Therefore, the lubricant easily reaches a location within the contact range where the friction surface and the pressing surface oppose each other. | 02-02-2012 |
20120097492 | FRICTION PLATE AND WET-TYPE MULTI-PLATE CLUTCH HAVING SUCH FRICTION PLATE - The present invention provides a friction plate having a friction surface formed by sticking an annular friction material to a substantially annular core plate and wherein the friction surface is provided with a first oil groove having an opening portion opened to an inner peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and an outer peripheral edge, and a second oil groove having an opening portion opened to the outer peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and the outer peripheral edge. | 04-26-2012 |
20160061280 | Hydraulic system with an unloading valve - A relief valve in a hydraulic system in a machine selectively sends pressurized oil to both a brake cooling apparatus and a cylinder used to hoist a load. A relief valve lowers pressure spikes in a brake cooling line by dumping fluid in a brake cooling line to tank responsive to a pressure spikes at the head end of the cylinder during hoisting or other transitions in the hydraulic system. Reducing the pressure spikes in the brake cooling line improves reliability of the brake cooling apparatus by protecting seals from undue stresses. | 03-03-2016 |
20080277216 | Disc Brake Caliper with a Cooling Duct - A disc brake caliper comprising a suspension side portion, facing an associable suspension to support said caliper, a wheel side portion facing a wheel being rotatably integrally associable to a brake disc, said wheel side and suspension side portions comprising cylinders suitable to house pistons facing pads for breaking the brake disc, and being connected by at least one connecting bridge extending astride the brake disc. The caliper comprises at least one casing being associable to a side surface of said caliper opposite a housing recess of the brake disc, such as to define a duct extending between said suspension side and wheel side portions to convey a cooling air stream, near thrust portions of the pads being affected by the relative pistons. | 11-13-2008 |
20090272609 | Venturi Nozzle Aerodynamic Vent Design - A rotor arrangement for the brake system of a vehicle has first and second annular rotor plates substantially in parallel, with a ventilated region therebetween for cooling the rotor plates. A plurality of airfoil-shaped structures is arranged in the ventilated region, each being coupled at one portion thereof to the first rotor plate, and at a second portion thereof to the second rotor plate, to maintain the first and second rotor plates in fixed spatial relation. The first and second rotor plates and the airfoil-shaped pillar structures are integrally formed, the interior surfaces of the rotor plates being configured as an annular venturi that increases the air flow therebetween. The airfoil-shaped structures are configured as airfoil-shaped pillars and fins to form a corresponding plurality of effective venturi nozzles whereby the flow of air between the rotor plates is laminar and increased to enhance the cooling of the annular rotor plates. | 11-05-2009 |
20090272610 | BRAKE DISK AND MODULAR SYSTEM - A built brake disk for a wheel brake of a vehicle, in particular an automobile, has two friction rings, between which a plurality of spacers are arranged to form cooling ducts of an internal ventilation of the brake disk, and further has a nave, which is arranged coaxially with the friction rings and is firmly connected to the friction rings and/or to a plurality of spacers. | 11-05-2009 |
20100025172 | SEGMENTED HEAT SHIELD ASSEMBLY - A heat shield assembly for a wheel and brake assembly ( | 02-04-2010 |
20100096226 | DISC BRAKE ASSEMBLY - A disc brake assembly includes a rotor, a caliper, brake pads and an optional filter. The optional filter can be disposed within a shroud which covers at least about 70% of the distal side periphery on at least one of the two sides of the rotor. The disc brake also includes an impeller or other means for providing air flow to the disc brake assembly. The impeller can be provided by the rotor itself or it can be provided by a separate component which is powered either directly or indirectly by the rotor. | 04-22-2010 |
20140262644 | POWERED VEHICLE BRAKE COOLING SYSTEM - An inlet, positioned to access the flow of air passing around and under a moving vehicle, may draw in air which is conveyed through a duct and discharged to cool a brake on a vehicle. The inlet has a closure. The closure is opened and closed on demand by a temperature-operated actuator incorporating an active or smart material under the direction of a controller. In embodiments, a sensor, suitably positioned to sense a temperature representative of the brake temperature, communicates the sensed brake temperature to the controller. The controller may respond to the sensed brake temperature, by triggering operation of the actuator. Typically the closure is opened to allow passage of cooling air to the brake when the sensed brake temperature exceeds, or is anticipated to exceed, a predetermined temperature. | 09-18-2014 |
20150345578 | BRAKE COOLING - The present invention relates to a brake cooling system ( | 12-03-2015 |
188264000 | Air-cooled, axially engaging | 20 |
20080257666 | System for Cooling a Disc Brake Rotor and Collecting Brake Pad Waste - The present invention is a system which improves the airflow in a disc braking system by using impellers which are powered by a drive shaft that is rotated via a roller that is contacted with the brake rotor. A housing is provided that fits on a brake disc which holds the impellers, drive shaft, and filters. In an alternative embodiment, twin impellers could be used on either side of the rotor to maximize the air flow through the impellers. It is another object of the present invention to provide an impeller shroud housing that has an inlet to allow air to enter the shrouding. There is a mesh filter on the inlet which can capture particles as air is forced into the shrouding. Another filter on the shroud housing outlet to capture the remaining particles as air is forced out of the shroud housing and onto the rotor to aid in cooling of the braking system. | 10-23-2008 |
20090050424 | Axle Cooling Using Hydraulic Return Oil - A work vehicle includes a frame and an axle assembly coupled to the frame, including a first axle shaft and coil substantially disposed in an axle housing. A first wheel couples to the first axle shaft of the axle assembly. An axle lubricating fluid is disposed within the axle housing. A cooling circuit fluidly coupled to the axle assembly circulates cooling fluid therethrough. The coil conducts cooling fluid through the first axle housing separately from the lubricating fluid. A cooling fluid circuit is selectively fluidly coupled to the first coil to circulate the cooling fluid therethrough. | 02-26-2009 |
20130233658 | ROAD VEHICLE PROVIDED WITH A COOLING DUCT FOR THE COOLING OF A BRAKE - A road vehicle provided with a cooling duct for the cooling of a brake, the cooling duct including an air intake arranged at the inlet of the cooling duct, a shutter, which is mobile, so as to move between a closing position, in which the shutter closes the air intake, and an opening position, in which the shutter leaves the air intake unobstructed, and an electric actuating device, which controls the movement of the shutter and, therefore, moves the shutter between the closing position and the opening position and is mechanically configured to be normally open and, therefore, in the absence of a power supply, to push the shutter towards the opening position. | 09-12-2013 |
20140345991 | ACTIVE AIRCRAFT BRAKE COOLING SYSTEM - An active aircraft brake cooling system includes an air intake and conditioning system having an outlet portion that is fluidically exposed to a landing gear bay. | 11-27-2014 |
20160160950 | BRAKE PAD ASSEMBLY AND HEAT DISSIPATION STRUCTURE THEREOF - A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body. | 06-09-2016 |
20090127038 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-21-2009 |
20090294228 | Disc rotor for disc brake - A disc rotor for a disc brake with a vent hole shape which has an inner peripheral corner with a larger radius to reduce stress generated by braking torque and suppresses an increase in stress generated by pad pressure. The disc rotor includes a first sliding part connected to a bell housing, a second sliding part located parallel to, and spaced in an axle direction from, the first sliding part, a plurality of ribs circumferentially spaced between the sliding parts, and vent holes formed by the ribs and the sliding parts. The inner peripheral shape of each of the vent holes has at least two arc shapes with different curvature radii at an end perpendicular to the disc rotor's rotation direction. The smallest curvature radius is 2 mm or more. An arc curvature radius on the first sliding part side is larger than that on the second sliding part side. | 12-03-2009 |
20090321198 | Caliper Cover - A caliper cover for brake calipers which is easily engageable using a clip having a slot to engage a bolt extending from a member engaged to the caliper cover. | 12-31-2009 |
20100258394 | BRAKE ROTOR WITH INTERMEDIATE PORTION - One exemplary embodiment of a brake rotor includes a cheek member, an intermediate portion, and a hub member. The intermediate portion may be located between the cheek and hub members, and may extend from either the cheek member or the hub member. The intermediate portion may have an exposed section with multiple openings located in the exposed section. The intermediate portion may also have multiple blades extending from inner surfaces of all or some of the openings. The blades cause airflow to pass through the openings to cool the intermediate portion. | 10-14-2010 |
20120175203 | Brake Cooling Fan and Method of Use - A brake-cooling device is provided for a motor vehicle having a wheel with a wheel hub, and a disc brake assembly. The brake-cooling device consists of a first fan blade with blade leaves that move air while the first fan blade is in motion. The first fan blade is secured onto the wheel hub on an outside-facing side of the wheel hub. Because the brake-cooling device is positioned on the outside-facing side of the wheel hub (rather than within the disc brake assembly, for example), the brake-cooling device can be readily removed or replaced as necessary. The present invention is also designed such that the first fan blade can be stacked with additional fan blades or with other wheel accessories without interfering with the operation of the wheel (e.g., some embodiments of the invention does not require the wheel offsets to be changed) or disc brake assembly. | 07-12-2012 |
20120234637 | LOCOMOTIVE DYNAMIC BRAKING GRID PACKAGE CONFIGURATION - A resistive grid enclosure for a vehicle having a dynamic braking capability, the grid enclosure defining an air inlet, an air outlet, and an airflow path through the enclosure from the air inlet to the air outlet. A resistive grid disposed within the enclosure is cooled by air flowing through the airflow path from the air inlet to the air outlet. The airflow path is configured so that an inlet airflow is heated by absorbing heat from the resistive grid and directed toward the air outlet forming a heated outlet airflow. The airflow path is further configured to direct at least a portion of the heated outlet airflow into the air inlet to reduce blockage of the air inlet by ice or snow. | 09-20-2012 |
20140027215 | HEAT-DISSIPATING DEVICE FOR HYDRAULIC BRAKE SYSTEM - A heat-dissipating device for hydraulic brake system is provided. The device includes a heat-dissipating element and a plurality of heat-dissipating tube units. The heat-dissipating element has a heat-dissipating portion which has large surface area, and is located between a brake mechanism and an oil tube. The heat-dissipating tube units are sleeved around the oil tube in order. Thereby, the heat generated by the brake mechanism can be dissipated rapidly by the heat-dissipating element and the heat-dissipating tube units, so as to promote performance of the brake mechanism. | 01-30-2014 |
20140138194 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-22-2014 |
20140238791 | COOLING DEVICE FOR A BRAKING SYSTEM - A cooling device for a braking system, includes a blower having a case and a fan, the case having an air outlet opened at one end thereof and an air inlet opened at another end thereof, the case having a receiving room, the receiving room communicating with the air outlet and the air inlet, the fan rotatably assembled in the receiving room, the blower further having a power supplier electrically connected to the fan, the power supplier being used to power the fan, one end of a frame connected to a hydraulic braking system, another end of the frame connected to the case. Under this arrangement, the blower directly blows the hydraulic braking system so as to efficiently cool the hydraulic braking system. | 08-28-2014 |
20140238792 | COOLING DEVICE FOR A RIM AND A BRAKING SYSTEM - A cooling device for a rim and a braking system includes a blower set having a frame and two blowers, the frame assembled onto a fork of a bicycle, the two blowers both assembled onto the frame at one side of a rim member, each blower having an air inlet, a receiving room, a fan, an air outlet and a switch unit, the fan rotatably assembled in the receiving room, the receiving room communicating with the air inlet and the air outlet, the switch unit electrically connected to the fan, the air outlet of one blower corresponding to a braking member of the bicycle, the air outlet of another blower corresponding to the rim member. | 08-28-2014 |
20150300434 | AIRFLOW DEFLECTOR FOR BRAKE COOLING - A fascia for a vehicle having a body front end, a distal body rear end, and a brake subassembly for decelerating the vehicle is disclosed. The fascia is configured to divert an incident airflow around the body front end and includes a fastening provision for attachment to the body front end. The fascia also includes a deflector having an airfoil shape and configured to direct the incident airflow to the brake subassembly for cooling thereof. A vehicle employing such a fascia is also disclosed. | 10-22-2015 |
20160121859 | VENTURI BRAKE DUCT ASSEMBLY - A vehicle is disclosed. The vehicle includes a body. The body includes a forward end and a rearward end spaced from each other along a longitudinal axis. The forward end of the body defines an opening for allowing airflow into the body. The vehicle also includes a venturi brake duct assembly positioned relative to the opening to receive the airflow from the opening and to guide the airflow to a brake device for cooling the brake device. | 05-05-2016 |
20180023647 | PERFORATED HEAT SCREEN FOR A BRAKED AIRCRAFT WHEEL | 01-25-2018 |
20100038194 | DISK BRAKE PAD HAVING REDUCED HEAT TRANSFER TO AN APPLICATION DEVICE - A disc brake lining has a carrier plate, and at least one friction lining with at least one friction surface. At least one isolation element is arranged on the side of the carrier plate opposite the friction lining. | 02-18-2010 |
20110233013 | Thermal Protection for Disc Brake Components - A disc brake for a motor vehicle is provided. The disc brake includes a brake disc, a brake caliper configured to straddle the brake disc, a tappet carried by the brake caliper and arranged to push a brake pad against the brake disc, and a bellows provided between the brake caliper and the tappet to seal a gap between the brake caliper and the tappet. A layer of flexible thermal insulation material may be provided between the bellows and the tappet. The layer of flexible thermal insulation material is configured to protect an outer surface of the bellows facing the brake pad from exposure to heat. Alternatively, the bellows may include a layer of flexible thermal insulation material on which an elastomer layer is formed. The layer of flexible thermal insulation material is configured to face the brake pad. | 09-29-2011 |
20160108978 | Spring-Based Disc Brake Pad Cushions - Cushions for disc brake pads are disposed between the brake pads and their caliper pistons or caliper fingers. The cushions possess such characteristics of resilience that, during braking action, brake pads follow irregularities and ride over high spots on rotor faces. This action significantly reduces uneven frictional drag, which lowers braking temperature increasing braking efficiency and brake system longevity. Each cushion comprises a resilient body which is further comprised of either a material, such as an elastomeric pad, or a structure such as a compressible spring or other apparatus. | 04-21-2016 |
20090032344 | Liquid-Cooled Disc Brakes - A liquid-cooled brake disc comprises a central stationary aluminium cooling plate ( | 02-05-2009 |
20120247887 | Brake Cooling Fluid Diverter for an Off-Highway Machine - The disclosure relates, in one aspect, to a friction brake cooling system for a machine. The cooling system includes at least one pump connected to at least one reservoir containing cooling fluid. A controller is configured to divert a cooling fluid flow through a valve to a first friction brake system and to a second friction brake system based on the use of the systems. In another aspect, the disclosure relates to a method of cooling a first friction brake system and a second friction brake system including diverting a flow of brake cooling fluid to the systems based on the use of the systems. | 10-04-2012 |
20130341136 | WATER COOLED BRAKE - A braking system includes at least one rotating disc and at least one brake disc. A brake disc wear plate is configured for retarding engagement with a rotating disc brake pad. Each brake disc has an annular coolant cavity associated with two inlet ports spaced apart 180° and two outlet ports spaced apart 180°. Each outlet port is spaced 90° from an adjacent inlet port. Each port leads to a respective radial channel. The channels are in open flow communication with each other. Inlet port coolant received into an inlet channel flows in both angular directions toward the outlet ports. Heated coolant gathered at an outlet channel is a mixture of coolant received from both inlet channels. Each inlet channel includes a stepped configuration to divert additional coolant to the outermost portion of the coolant cavity, which portion underlies the outermost (and hottest) portion of the wear plate. | 12-26-2013 |
20140202807 | STAND ALONE LIQUID COOLED BRAKE SYSTEM - A fluid cooled vehicle brake includes a fluid flow passage disposed in fluid communication with a brake shoe rim carrying a layer of friction material. A pair of spaced support webs are coupled to an inner surface of an annular inner surface of the rib. A water jacket is sealingly joined to the pair of webs and the inner surface of the rim to form a fluid flow passage between an inlet port formed in one of the support webs along the inner surface of the rim and out through an outlet port formed in one of the support webs. High thermal conductive members may be disposed within the layer of friction material to conduct heat to the rim. Heat radiator members are mounted within the coolant passageway. | 07-24-2014 |
20110214952 | BRAKE DEVICE LUBRICATION DEVICE AND METHOD FOR CONTROLLING SAME - A brake device lubrication device includes a lubricant supply unit and a control unit. The control unit includes a braking timer, a release timer and a storage unit. The control unit is configured to control the lubricant supply unit so as to supply a predetermined first supply amount of lubricant to a brake device when the brake device is in a braking state, to acquire a delay time corresponding to a braking time counted by the braking timer from a relationship of correspondence between the braking time and the delay time stored by the storage unit when the brake device is switched from the braking state to a released state, and to switch a supply amount of lubricant from the first supply amount to a second supply amount which is smaller than the first supply amount when the release time counted by the release timer reaches the acquired delay time. | 09-08-2011 |
20120024644 | MAIN SHAFT DRIVE FOR MACHINE TOOL - A main shaft drive includes a supply groove that opens to a friction surface, that extends so as to surround a main shaft within a contact range where the friction surface and a pressing surface oppose each other, and that includes an intersecting groove and a discharge opening. The intersecting groove extends in a direction of intersection with a circumference in which a rotational center of the main shaft is a center. The discharge opening is connected to a location that is outside the contact range. By opening a nozzle hole, used for supplying lubricant, towards the supply groove, as the main shaft rotates, four intersecting grooves move relative to the contact range, so that the lubricant is supplied to the four moved intersecting grooves. Therefore, the lubricant easily reaches a location within the contact range where the friction surface and the pressing surface oppose each other. | 02-02-2012 |
20120097492 | FRICTION PLATE AND WET-TYPE MULTI-PLATE CLUTCH HAVING SUCH FRICTION PLATE - The present invention provides a friction plate having a friction surface formed by sticking an annular friction material to a substantially annular core plate and wherein the friction surface is provided with a first oil groove having an opening portion opened to an inner peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and an outer peripheral edge, and a second oil groove having an opening portion opened to the outer peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and the outer peripheral edge. | 04-26-2012 |
20160061280 | Hydraulic system with an unloading valve - A relief valve in a hydraulic system in a machine selectively sends pressurized oil to both a brake cooling apparatus and a cylinder used to hoist a load. A relief valve lowers pressure spikes in a brake cooling line by dumping fluid in a brake cooling line to tank responsive to a pressure spikes at the head end of the cylinder during hoisting or other transitions in the hydraulic system. Reducing the pressure spikes in the brake cooling line improves reliability of the brake cooling apparatus by protecting seals from undue stresses. | 03-03-2016 |
20080277216 | Disc Brake Caliper with a Cooling Duct - A disc brake caliper comprising a suspension side portion, facing an associable suspension to support said caliper, a wheel side portion facing a wheel being rotatably integrally associable to a brake disc, said wheel side and suspension side portions comprising cylinders suitable to house pistons facing pads for breaking the brake disc, and being connected by at least one connecting bridge extending astride the brake disc. The caliper comprises at least one casing being associable to a side surface of said caliper opposite a housing recess of the brake disc, such as to define a duct extending between said suspension side and wheel side portions to convey a cooling air stream, near thrust portions of the pads being affected by the relative pistons. | 11-13-2008 |
20090272609 | Venturi Nozzle Aerodynamic Vent Design - A rotor arrangement for the brake system of a vehicle has first and second annular rotor plates substantially in parallel, with a ventilated region therebetween for cooling the rotor plates. A plurality of airfoil-shaped structures is arranged in the ventilated region, each being coupled at one portion thereof to the first rotor plate, and at a second portion thereof to the second rotor plate, to maintain the first and second rotor plates in fixed spatial relation. The first and second rotor plates and the airfoil-shaped pillar structures are integrally formed, the interior surfaces of the rotor plates being configured as an annular venturi that increases the air flow therebetween. The airfoil-shaped structures are configured as airfoil-shaped pillars and fins to form a corresponding plurality of effective venturi nozzles whereby the flow of air between the rotor plates is laminar and increased to enhance the cooling of the annular rotor plates. | 11-05-2009 |
20090272610 | BRAKE DISK AND MODULAR SYSTEM - A built brake disk for a wheel brake of a vehicle, in particular an automobile, has two friction rings, between which a plurality of spacers are arranged to form cooling ducts of an internal ventilation of the brake disk, and further has a nave, which is arranged coaxially with the friction rings and is firmly connected to the friction rings and/or to a plurality of spacers. | 11-05-2009 |
20100025172 | SEGMENTED HEAT SHIELD ASSEMBLY - A heat shield assembly for a wheel and brake assembly ( | 02-04-2010 |
20100096226 | DISC BRAKE ASSEMBLY - A disc brake assembly includes a rotor, a caliper, brake pads and an optional filter. The optional filter can be disposed within a shroud which covers at least about 70% of the distal side periphery on at least one of the two sides of the rotor. The disc brake also includes an impeller or other means for providing air flow to the disc brake assembly. The impeller can be provided by the rotor itself or it can be provided by a separate component which is powered either directly or indirectly by the rotor. | 04-22-2010 |
20140262644 | POWERED VEHICLE BRAKE COOLING SYSTEM - An inlet, positioned to access the flow of air passing around and under a moving vehicle, may draw in air which is conveyed through a duct and discharged to cool a brake on a vehicle. The inlet has a closure. The closure is opened and closed on demand by a temperature-operated actuator incorporating an active or smart material under the direction of a controller. In embodiments, a sensor, suitably positioned to sense a temperature representative of the brake temperature, communicates the sensed brake temperature to the controller. The controller may respond to the sensed brake temperature, by triggering operation of the actuator. Typically the closure is opened to allow passage of cooling air to the brake when the sensed brake temperature exceeds, or is anticipated to exceed, a predetermined temperature. | 09-18-2014 |
20150345578 | BRAKE COOLING - The present invention relates to a brake cooling system ( | 12-03-2015 |
188264000 | Auto wheel type | 7 |
20080257666 | System for Cooling a Disc Brake Rotor and Collecting Brake Pad Waste - The present invention is a system which improves the airflow in a disc braking system by using impellers which are powered by a drive shaft that is rotated via a roller that is contacted with the brake rotor. A housing is provided that fits on a brake disc which holds the impellers, drive shaft, and filters. In an alternative embodiment, twin impellers could be used on either side of the rotor to maximize the air flow through the impellers. It is another object of the present invention to provide an impeller shroud housing that has an inlet to allow air to enter the shrouding. There is a mesh filter on the inlet which can capture particles as air is forced into the shrouding. Another filter on the shroud housing outlet to capture the remaining particles as air is forced out of the shroud housing and onto the rotor to aid in cooling of the braking system. | 10-23-2008 |
20090050424 | Axle Cooling Using Hydraulic Return Oil - A work vehicle includes a frame and an axle assembly coupled to the frame, including a first axle shaft and coil substantially disposed in an axle housing. A first wheel couples to the first axle shaft of the axle assembly. An axle lubricating fluid is disposed within the axle housing. A cooling circuit fluidly coupled to the axle assembly circulates cooling fluid therethrough. The coil conducts cooling fluid through the first axle housing separately from the lubricating fluid. A cooling fluid circuit is selectively fluidly coupled to the first coil to circulate the cooling fluid therethrough. | 02-26-2009 |
20130233658 | ROAD VEHICLE PROVIDED WITH A COOLING DUCT FOR THE COOLING OF A BRAKE - A road vehicle provided with a cooling duct for the cooling of a brake, the cooling duct including an air intake arranged at the inlet of the cooling duct, a shutter, which is mobile, so as to move between a closing position, in which the shutter closes the air intake, and an opening position, in which the shutter leaves the air intake unobstructed, and an electric actuating device, which controls the movement of the shutter and, therefore, moves the shutter between the closing position and the opening position and is mechanically configured to be normally open and, therefore, in the absence of a power supply, to push the shutter towards the opening position. | 09-12-2013 |
20140345991 | ACTIVE AIRCRAFT BRAKE COOLING SYSTEM - An active aircraft brake cooling system includes an air intake and conditioning system having an outlet portion that is fluidically exposed to a landing gear bay. | 11-27-2014 |
20160160950 | BRAKE PAD ASSEMBLY AND HEAT DISSIPATION STRUCTURE THEREOF - A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body. | 06-09-2016 |
20090127038 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-21-2009 |
20090294228 | Disc rotor for disc brake - A disc rotor for a disc brake with a vent hole shape which has an inner peripheral corner with a larger radius to reduce stress generated by braking torque and suppresses an increase in stress generated by pad pressure. The disc rotor includes a first sliding part connected to a bell housing, a second sliding part located parallel to, and spaced in an axle direction from, the first sliding part, a plurality of ribs circumferentially spaced between the sliding parts, and vent holes formed by the ribs and the sliding parts. The inner peripheral shape of each of the vent holes has at least two arc shapes with different curvature radii at an end perpendicular to the disc rotor's rotation direction. The smallest curvature radius is 2 mm or more. An arc curvature radius on the first sliding part side is larger than that on the second sliding part side. | 12-03-2009 |
20090321198 | Caliper Cover - A caliper cover for brake calipers which is easily engageable using a clip having a slot to engage a bolt extending from a member engaged to the caliper cover. | 12-31-2009 |
20100258394 | BRAKE ROTOR WITH INTERMEDIATE PORTION - One exemplary embodiment of a brake rotor includes a cheek member, an intermediate portion, and a hub member. The intermediate portion may be located between the cheek and hub members, and may extend from either the cheek member or the hub member. The intermediate portion may have an exposed section with multiple openings located in the exposed section. The intermediate portion may also have multiple blades extending from inner surfaces of all or some of the openings. The blades cause airflow to pass through the openings to cool the intermediate portion. | 10-14-2010 |
20120175203 | Brake Cooling Fan and Method of Use - A brake-cooling device is provided for a motor vehicle having a wheel with a wheel hub, and a disc brake assembly. The brake-cooling device consists of a first fan blade with blade leaves that move air while the first fan blade is in motion. The first fan blade is secured onto the wheel hub on an outside-facing side of the wheel hub. Because the brake-cooling device is positioned on the outside-facing side of the wheel hub (rather than within the disc brake assembly, for example), the brake-cooling device can be readily removed or replaced as necessary. The present invention is also designed such that the first fan blade can be stacked with additional fan blades or with other wheel accessories without interfering with the operation of the wheel (e.g., some embodiments of the invention does not require the wheel offsets to be changed) or disc brake assembly. | 07-12-2012 |
20120234637 | LOCOMOTIVE DYNAMIC BRAKING GRID PACKAGE CONFIGURATION - A resistive grid enclosure for a vehicle having a dynamic braking capability, the grid enclosure defining an air inlet, an air outlet, and an airflow path through the enclosure from the air inlet to the air outlet. A resistive grid disposed within the enclosure is cooled by air flowing through the airflow path from the air inlet to the air outlet. The airflow path is configured so that an inlet airflow is heated by absorbing heat from the resistive grid and directed toward the air outlet forming a heated outlet airflow. The airflow path is further configured to direct at least a portion of the heated outlet airflow into the air inlet to reduce blockage of the air inlet by ice or snow. | 09-20-2012 |
20140027215 | HEAT-DISSIPATING DEVICE FOR HYDRAULIC BRAKE SYSTEM - A heat-dissipating device for hydraulic brake system is provided. The device includes a heat-dissipating element and a plurality of heat-dissipating tube units. The heat-dissipating element has a heat-dissipating portion which has large surface area, and is located between a brake mechanism and an oil tube. The heat-dissipating tube units are sleeved around the oil tube in order. Thereby, the heat generated by the brake mechanism can be dissipated rapidly by the heat-dissipating element and the heat-dissipating tube units, so as to promote performance of the brake mechanism. | 01-30-2014 |
20140138194 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-22-2014 |
20140238791 | COOLING DEVICE FOR A BRAKING SYSTEM - A cooling device for a braking system, includes a blower having a case and a fan, the case having an air outlet opened at one end thereof and an air inlet opened at another end thereof, the case having a receiving room, the receiving room communicating with the air outlet and the air inlet, the fan rotatably assembled in the receiving room, the blower further having a power supplier electrically connected to the fan, the power supplier being used to power the fan, one end of a frame connected to a hydraulic braking system, another end of the frame connected to the case. Under this arrangement, the blower directly blows the hydraulic braking system so as to efficiently cool the hydraulic braking system. | 08-28-2014 |
20140238792 | COOLING DEVICE FOR A RIM AND A BRAKING SYSTEM - A cooling device for a rim and a braking system includes a blower set having a frame and two blowers, the frame assembled onto a fork of a bicycle, the two blowers both assembled onto the frame at one side of a rim member, each blower having an air inlet, a receiving room, a fan, an air outlet and a switch unit, the fan rotatably assembled in the receiving room, the receiving room communicating with the air inlet and the air outlet, the switch unit electrically connected to the fan, the air outlet of one blower corresponding to a braking member of the bicycle, the air outlet of another blower corresponding to the rim member. | 08-28-2014 |
20150300434 | AIRFLOW DEFLECTOR FOR BRAKE COOLING - A fascia for a vehicle having a body front end, a distal body rear end, and a brake subassembly for decelerating the vehicle is disclosed. The fascia is configured to divert an incident airflow around the body front end and includes a fastening provision for attachment to the body front end. The fascia also includes a deflector having an airfoil shape and configured to direct the incident airflow to the brake subassembly for cooling thereof. A vehicle employing such a fascia is also disclosed. | 10-22-2015 |
20160121859 | VENTURI BRAKE DUCT ASSEMBLY - A vehicle is disclosed. The vehicle includes a body. The body includes a forward end and a rearward end spaced from each other along a longitudinal axis. The forward end of the body defines an opening for allowing airflow into the body. The vehicle also includes a venturi brake duct assembly positioned relative to the opening to receive the airflow from the opening and to guide the airflow to a brake device for cooling the brake device. | 05-05-2016 |
20180023647 | PERFORATED HEAT SCREEN FOR A BRAKED AIRCRAFT WHEEL | 01-25-2018 |
20100038194 | DISK BRAKE PAD HAVING REDUCED HEAT TRANSFER TO AN APPLICATION DEVICE - A disc brake lining has a carrier plate, and at least one friction lining with at least one friction surface. At least one isolation element is arranged on the side of the carrier plate opposite the friction lining. | 02-18-2010 |
20110233013 | Thermal Protection for Disc Brake Components - A disc brake for a motor vehicle is provided. The disc brake includes a brake disc, a brake caliper configured to straddle the brake disc, a tappet carried by the brake caliper and arranged to push a brake pad against the brake disc, and a bellows provided between the brake caliper and the tappet to seal a gap between the brake caliper and the tappet. A layer of flexible thermal insulation material may be provided between the bellows and the tappet. The layer of flexible thermal insulation material is configured to protect an outer surface of the bellows facing the brake pad from exposure to heat. Alternatively, the bellows may include a layer of flexible thermal insulation material on which an elastomer layer is formed. The layer of flexible thermal insulation material is configured to face the brake pad. | 09-29-2011 |
20160108978 | Spring-Based Disc Brake Pad Cushions - Cushions for disc brake pads are disposed between the brake pads and their caliper pistons or caliper fingers. The cushions possess such characteristics of resilience that, during braking action, brake pads follow irregularities and ride over high spots on rotor faces. This action significantly reduces uneven frictional drag, which lowers braking temperature increasing braking efficiency and brake system longevity. Each cushion comprises a resilient body which is further comprised of either a material, such as an elastomeric pad, or a structure such as a compressible spring or other apparatus. | 04-21-2016 |
20090032344 | Liquid-Cooled Disc Brakes - A liquid-cooled brake disc comprises a central stationary aluminium cooling plate ( | 02-05-2009 |
20120247887 | Brake Cooling Fluid Diverter for an Off-Highway Machine - The disclosure relates, in one aspect, to a friction brake cooling system for a machine. The cooling system includes at least one pump connected to at least one reservoir containing cooling fluid. A controller is configured to divert a cooling fluid flow through a valve to a first friction brake system and to a second friction brake system based on the use of the systems. In another aspect, the disclosure relates to a method of cooling a first friction brake system and a second friction brake system including diverting a flow of brake cooling fluid to the systems based on the use of the systems. | 10-04-2012 |
20130341136 | WATER COOLED BRAKE - A braking system includes at least one rotating disc and at least one brake disc. A brake disc wear plate is configured for retarding engagement with a rotating disc brake pad. Each brake disc has an annular coolant cavity associated with two inlet ports spaced apart 180° and two outlet ports spaced apart 180°. Each outlet port is spaced 90° from an adjacent inlet port. Each port leads to a respective radial channel. The channels are in open flow communication with each other. Inlet port coolant received into an inlet channel flows in both angular directions toward the outlet ports. Heated coolant gathered at an outlet channel is a mixture of coolant received from both inlet channels. Each inlet channel includes a stepped configuration to divert additional coolant to the outermost portion of the coolant cavity, which portion underlies the outermost (and hottest) portion of the wear plate. | 12-26-2013 |
20140202807 | STAND ALONE LIQUID COOLED BRAKE SYSTEM - A fluid cooled vehicle brake includes a fluid flow passage disposed in fluid communication with a brake shoe rim carrying a layer of friction material. A pair of spaced support webs are coupled to an inner surface of an annular inner surface of the rib. A water jacket is sealingly joined to the pair of webs and the inner surface of the rim to form a fluid flow passage between an inlet port formed in one of the support webs along the inner surface of the rim and out through an outlet port formed in one of the support webs. High thermal conductive members may be disposed within the layer of friction material to conduct heat to the rim. Heat radiator members are mounted within the coolant passageway. | 07-24-2014 |
20110214952 | BRAKE DEVICE LUBRICATION DEVICE AND METHOD FOR CONTROLLING SAME - A brake device lubrication device includes a lubricant supply unit and a control unit. The control unit includes a braking timer, a release timer and a storage unit. The control unit is configured to control the lubricant supply unit so as to supply a predetermined first supply amount of lubricant to a brake device when the brake device is in a braking state, to acquire a delay time corresponding to a braking time counted by the braking timer from a relationship of correspondence between the braking time and the delay time stored by the storage unit when the brake device is switched from the braking state to a released state, and to switch a supply amount of lubricant from the first supply amount to a second supply amount which is smaller than the first supply amount when the release time counted by the release timer reaches the acquired delay time. | 09-08-2011 |
20120024644 | MAIN SHAFT DRIVE FOR MACHINE TOOL - A main shaft drive includes a supply groove that opens to a friction surface, that extends so as to surround a main shaft within a contact range where the friction surface and a pressing surface oppose each other, and that includes an intersecting groove and a discharge opening. The intersecting groove extends in a direction of intersection with a circumference in which a rotational center of the main shaft is a center. The discharge opening is connected to a location that is outside the contact range. By opening a nozzle hole, used for supplying lubricant, towards the supply groove, as the main shaft rotates, four intersecting grooves move relative to the contact range, so that the lubricant is supplied to the four moved intersecting grooves. Therefore, the lubricant easily reaches a location within the contact range where the friction surface and the pressing surface oppose each other. | 02-02-2012 |
20120097492 | FRICTION PLATE AND WET-TYPE MULTI-PLATE CLUTCH HAVING SUCH FRICTION PLATE - The present invention provides a friction plate having a friction surface formed by sticking an annular friction material to a substantially annular core plate and wherein the friction surface is provided with a first oil groove having an opening portion opened to an inner peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and an outer peripheral edge, and a second oil groove having an opening portion opened to the outer peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and the outer peripheral edge. | 04-26-2012 |
20160061280 | Hydraulic system with an unloading valve - A relief valve in a hydraulic system in a machine selectively sends pressurized oil to both a brake cooling apparatus and a cylinder used to hoist a load. A relief valve lowers pressure spikes in a brake cooling line by dumping fluid in a brake cooling line to tank responsive to a pressure spikes at the head end of the cylinder during hoisting or other transitions in the hydraulic system. Reducing the pressure spikes in the brake cooling line improves reliability of the brake cooling apparatus by protecting seals from undue stresses. | 03-03-2016 |
20080277216 | Disc Brake Caliper with a Cooling Duct - A disc brake caliper comprising a suspension side portion, facing an associable suspension to support said caliper, a wheel side portion facing a wheel being rotatably integrally associable to a brake disc, said wheel side and suspension side portions comprising cylinders suitable to house pistons facing pads for breaking the brake disc, and being connected by at least one connecting bridge extending astride the brake disc. The caliper comprises at least one casing being associable to a side surface of said caliper opposite a housing recess of the brake disc, such as to define a duct extending between said suspension side and wheel side portions to convey a cooling air stream, near thrust portions of the pads being affected by the relative pistons. | 11-13-2008 |
20090272609 | Venturi Nozzle Aerodynamic Vent Design - A rotor arrangement for the brake system of a vehicle has first and second annular rotor plates substantially in parallel, with a ventilated region therebetween for cooling the rotor plates. A plurality of airfoil-shaped structures is arranged in the ventilated region, each being coupled at one portion thereof to the first rotor plate, and at a second portion thereof to the second rotor plate, to maintain the first and second rotor plates in fixed spatial relation. The first and second rotor plates and the airfoil-shaped pillar structures are integrally formed, the interior surfaces of the rotor plates being configured as an annular venturi that increases the air flow therebetween. The airfoil-shaped structures are configured as airfoil-shaped pillars and fins to form a corresponding plurality of effective venturi nozzles whereby the flow of air between the rotor plates is laminar and increased to enhance the cooling of the annular rotor plates. | 11-05-2009 |
20090272610 | BRAKE DISK AND MODULAR SYSTEM - A built brake disk for a wheel brake of a vehicle, in particular an automobile, has two friction rings, between which a plurality of spacers are arranged to form cooling ducts of an internal ventilation of the brake disk, and further has a nave, which is arranged coaxially with the friction rings and is firmly connected to the friction rings and/or to a plurality of spacers. | 11-05-2009 |
20100025172 | SEGMENTED HEAT SHIELD ASSEMBLY - A heat shield assembly for a wheel and brake assembly ( | 02-04-2010 |
20100096226 | DISC BRAKE ASSEMBLY - A disc brake assembly includes a rotor, a caliper, brake pads and an optional filter. The optional filter can be disposed within a shroud which covers at least about 70% of the distal side periphery on at least one of the two sides of the rotor. The disc brake also includes an impeller or other means for providing air flow to the disc brake assembly. The impeller can be provided by the rotor itself or it can be provided by a separate component which is powered either directly or indirectly by the rotor. | 04-22-2010 |
20140262644 | POWERED VEHICLE BRAKE COOLING SYSTEM - An inlet, positioned to access the flow of air passing around and under a moving vehicle, may draw in air which is conveyed through a duct and discharged to cool a brake on a vehicle. The inlet has a closure. The closure is opened and closed on demand by a temperature-operated actuator incorporating an active or smart material under the direction of a controller. In embodiments, a sensor, suitably positioned to sense a temperature representative of the brake temperature, communicates the sensed brake temperature to the controller. The controller may respond to the sensed brake temperature, by triggering operation of the actuator. Typically the closure is opened to allow passage of cooling air to the brake when the sensed brake temperature exceeds, or is anticipated to exceed, a predetermined temperature. | 09-18-2014 |
20150345578 | BRAKE COOLING - The present invention relates to a brake cooling system ( | 12-03-2015 |
188264000 | Lubrication | 3 |
20080257666 | System for Cooling a Disc Brake Rotor and Collecting Brake Pad Waste - The present invention is a system which improves the airflow in a disc braking system by using impellers which are powered by a drive shaft that is rotated via a roller that is contacted with the brake rotor. A housing is provided that fits on a brake disc which holds the impellers, drive shaft, and filters. In an alternative embodiment, twin impellers could be used on either side of the rotor to maximize the air flow through the impellers. It is another object of the present invention to provide an impeller shroud housing that has an inlet to allow air to enter the shrouding. There is a mesh filter on the inlet which can capture particles as air is forced into the shrouding. Another filter on the shroud housing outlet to capture the remaining particles as air is forced out of the shroud housing and onto the rotor to aid in cooling of the braking system. | 10-23-2008 |
20090050424 | Axle Cooling Using Hydraulic Return Oil - A work vehicle includes a frame and an axle assembly coupled to the frame, including a first axle shaft and coil substantially disposed in an axle housing. A first wheel couples to the first axle shaft of the axle assembly. An axle lubricating fluid is disposed within the axle housing. A cooling circuit fluidly coupled to the axle assembly circulates cooling fluid therethrough. The coil conducts cooling fluid through the first axle housing separately from the lubricating fluid. A cooling fluid circuit is selectively fluidly coupled to the first coil to circulate the cooling fluid therethrough. | 02-26-2009 |
20130233658 | ROAD VEHICLE PROVIDED WITH A COOLING DUCT FOR THE COOLING OF A BRAKE - A road vehicle provided with a cooling duct for the cooling of a brake, the cooling duct including an air intake arranged at the inlet of the cooling duct, a shutter, which is mobile, so as to move between a closing position, in which the shutter closes the air intake, and an opening position, in which the shutter leaves the air intake unobstructed, and an electric actuating device, which controls the movement of the shutter and, therefore, moves the shutter between the closing position and the opening position and is mechanically configured to be normally open and, therefore, in the absence of a power supply, to push the shutter towards the opening position. | 09-12-2013 |
20140345991 | ACTIVE AIRCRAFT BRAKE COOLING SYSTEM - An active aircraft brake cooling system includes an air intake and conditioning system having an outlet portion that is fluidically exposed to a landing gear bay. | 11-27-2014 |
20160160950 | BRAKE PAD ASSEMBLY AND HEAT DISSIPATION STRUCTURE THEREOF - A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body. | 06-09-2016 |
20090127038 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-21-2009 |
20090294228 | Disc rotor for disc brake - A disc rotor for a disc brake with a vent hole shape which has an inner peripheral corner with a larger radius to reduce stress generated by braking torque and suppresses an increase in stress generated by pad pressure. The disc rotor includes a first sliding part connected to a bell housing, a second sliding part located parallel to, and spaced in an axle direction from, the first sliding part, a plurality of ribs circumferentially spaced between the sliding parts, and vent holes formed by the ribs and the sliding parts. The inner peripheral shape of each of the vent holes has at least two arc shapes with different curvature radii at an end perpendicular to the disc rotor's rotation direction. The smallest curvature radius is 2 mm or more. An arc curvature radius on the first sliding part side is larger than that on the second sliding part side. | 12-03-2009 |
20090321198 | Caliper Cover - A caliper cover for brake calipers which is easily engageable using a clip having a slot to engage a bolt extending from a member engaged to the caliper cover. | 12-31-2009 |
20100258394 | BRAKE ROTOR WITH INTERMEDIATE PORTION - One exemplary embodiment of a brake rotor includes a cheek member, an intermediate portion, and a hub member. The intermediate portion may be located between the cheek and hub members, and may extend from either the cheek member or the hub member. The intermediate portion may have an exposed section with multiple openings located in the exposed section. The intermediate portion may also have multiple blades extending from inner surfaces of all or some of the openings. The blades cause airflow to pass through the openings to cool the intermediate portion. | 10-14-2010 |
20120175203 | Brake Cooling Fan and Method of Use - A brake-cooling device is provided for a motor vehicle having a wheel with a wheel hub, and a disc brake assembly. The brake-cooling device consists of a first fan blade with blade leaves that move air while the first fan blade is in motion. The first fan blade is secured onto the wheel hub on an outside-facing side of the wheel hub. Because the brake-cooling device is positioned on the outside-facing side of the wheel hub (rather than within the disc brake assembly, for example), the brake-cooling device can be readily removed or replaced as necessary. The present invention is also designed such that the first fan blade can be stacked with additional fan blades or with other wheel accessories without interfering with the operation of the wheel (e.g., some embodiments of the invention does not require the wheel offsets to be changed) or disc brake assembly. | 07-12-2012 |
20120234637 | LOCOMOTIVE DYNAMIC BRAKING GRID PACKAGE CONFIGURATION - A resistive grid enclosure for a vehicle having a dynamic braking capability, the grid enclosure defining an air inlet, an air outlet, and an airflow path through the enclosure from the air inlet to the air outlet. A resistive grid disposed within the enclosure is cooled by air flowing through the airflow path from the air inlet to the air outlet. The airflow path is configured so that an inlet airflow is heated by absorbing heat from the resistive grid and directed toward the air outlet forming a heated outlet airflow. The airflow path is further configured to direct at least a portion of the heated outlet airflow into the air inlet to reduce blockage of the air inlet by ice or snow. | 09-20-2012 |
20140027215 | HEAT-DISSIPATING DEVICE FOR HYDRAULIC BRAKE SYSTEM - A heat-dissipating device for hydraulic brake system is provided. The device includes a heat-dissipating element and a plurality of heat-dissipating tube units. The heat-dissipating element has a heat-dissipating portion which has large surface area, and is located between a brake mechanism and an oil tube. The heat-dissipating tube units are sleeved around the oil tube in order. Thereby, the heat generated by the brake mechanism can be dissipated rapidly by the heat-dissipating element and the heat-dissipating tube units, so as to promote performance of the brake mechanism. | 01-30-2014 |
20140138194 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-22-2014 |
20140238791 | COOLING DEVICE FOR A BRAKING SYSTEM - A cooling device for a braking system, includes a blower having a case and a fan, the case having an air outlet opened at one end thereof and an air inlet opened at another end thereof, the case having a receiving room, the receiving room communicating with the air outlet and the air inlet, the fan rotatably assembled in the receiving room, the blower further having a power supplier electrically connected to the fan, the power supplier being used to power the fan, one end of a frame connected to a hydraulic braking system, another end of the frame connected to the case. Under this arrangement, the blower directly blows the hydraulic braking system so as to efficiently cool the hydraulic braking system. | 08-28-2014 |
20140238792 | COOLING DEVICE FOR A RIM AND A BRAKING SYSTEM - A cooling device for a rim and a braking system includes a blower set having a frame and two blowers, the frame assembled onto a fork of a bicycle, the two blowers both assembled onto the frame at one side of a rim member, each blower having an air inlet, a receiving room, a fan, an air outlet and a switch unit, the fan rotatably assembled in the receiving room, the receiving room communicating with the air inlet and the air outlet, the switch unit electrically connected to the fan, the air outlet of one blower corresponding to a braking member of the bicycle, the air outlet of another blower corresponding to the rim member. | 08-28-2014 |
20150300434 | AIRFLOW DEFLECTOR FOR BRAKE COOLING - A fascia for a vehicle having a body front end, a distal body rear end, and a brake subassembly for decelerating the vehicle is disclosed. The fascia is configured to divert an incident airflow around the body front end and includes a fastening provision for attachment to the body front end. The fascia also includes a deflector having an airfoil shape and configured to direct the incident airflow to the brake subassembly for cooling thereof. A vehicle employing such a fascia is also disclosed. | 10-22-2015 |
20160121859 | VENTURI BRAKE DUCT ASSEMBLY - A vehicle is disclosed. The vehicle includes a body. The body includes a forward end and a rearward end spaced from each other along a longitudinal axis. The forward end of the body defines an opening for allowing airflow into the body. The vehicle also includes a venturi brake duct assembly positioned relative to the opening to receive the airflow from the opening and to guide the airflow to a brake device for cooling the brake device. | 05-05-2016 |
20180023647 | PERFORATED HEAT SCREEN FOR A BRAKED AIRCRAFT WHEEL | 01-25-2018 |
20100038194 | DISK BRAKE PAD HAVING REDUCED HEAT TRANSFER TO AN APPLICATION DEVICE - A disc brake lining has a carrier plate, and at least one friction lining with at least one friction surface. At least one isolation element is arranged on the side of the carrier plate opposite the friction lining. | 02-18-2010 |
20110233013 | Thermal Protection for Disc Brake Components - A disc brake for a motor vehicle is provided. The disc brake includes a brake disc, a brake caliper configured to straddle the brake disc, a tappet carried by the brake caliper and arranged to push a brake pad against the brake disc, and a bellows provided between the brake caliper and the tappet to seal a gap between the brake caliper and the tappet. A layer of flexible thermal insulation material may be provided between the bellows and the tappet. The layer of flexible thermal insulation material is configured to protect an outer surface of the bellows facing the brake pad from exposure to heat. Alternatively, the bellows may include a layer of flexible thermal insulation material on which an elastomer layer is formed. The layer of flexible thermal insulation material is configured to face the brake pad. | 09-29-2011 |
20160108978 | Spring-Based Disc Brake Pad Cushions - Cushions for disc brake pads are disposed between the brake pads and their caliper pistons or caliper fingers. The cushions possess such characteristics of resilience that, during braking action, brake pads follow irregularities and ride over high spots on rotor faces. This action significantly reduces uneven frictional drag, which lowers braking temperature increasing braking efficiency and brake system longevity. Each cushion comprises a resilient body which is further comprised of either a material, such as an elastomeric pad, or a structure such as a compressible spring or other apparatus. | 04-21-2016 |
20090032344 | Liquid-Cooled Disc Brakes - A liquid-cooled brake disc comprises a central stationary aluminium cooling plate ( | 02-05-2009 |
20120247887 | Brake Cooling Fluid Diverter for an Off-Highway Machine - The disclosure relates, in one aspect, to a friction brake cooling system for a machine. The cooling system includes at least one pump connected to at least one reservoir containing cooling fluid. A controller is configured to divert a cooling fluid flow through a valve to a first friction brake system and to a second friction brake system based on the use of the systems. In another aspect, the disclosure relates to a method of cooling a first friction brake system and a second friction brake system including diverting a flow of brake cooling fluid to the systems based on the use of the systems. | 10-04-2012 |
20130341136 | WATER COOLED BRAKE - A braking system includes at least one rotating disc and at least one brake disc. A brake disc wear plate is configured for retarding engagement with a rotating disc brake pad. Each brake disc has an annular coolant cavity associated with two inlet ports spaced apart 180° and two outlet ports spaced apart 180°. Each outlet port is spaced 90° from an adjacent inlet port. Each port leads to a respective radial channel. The channels are in open flow communication with each other. Inlet port coolant received into an inlet channel flows in both angular directions toward the outlet ports. Heated coolant gathered at an outlet channel is a mixture of coolant received from both inlet channels. Each inlet channel includes a stepped configuration to divert additional coolant to the outermost portion of the coolant cavity, which portion underlies the outermost (and hottest) portion of the wear plate. | 12-26-2013 |
20140202807 | STAND ALONE LIQUID COOLED BRAKE SYSTEM - A fluid cooled vehicle brake includes a fluid flow passage disposed in fluid communication with a brake shoe rim carrying a layer of friction material. A pair of spaced support webs are coupled to an inner surface of an annular inner surface of the rib. A water jacket is sealingly joined to the pair of webs and the inner surface of the rim to form a fluid flow passage between an inlet port formed in one of the support webs along the inner surface of the rim and out through an outlet port formed in one of the support webs. High thermal conductive members may be disposed within the layer of friction material to conduct heat to the rim. Heat radiator members are mounted within the coolant passageway. | 07-24-2014 |
20110214952 | BRAKE DEVICE LUBRICATION DEVICE AND METHOD FOR CONTROLLING SAME - A brake device lubrication device includes a lubricant supply unit and a control unit. The control unit includes a braking timer, a release timer and a storage unit. The control unit is configured to control the lubricant supply unit so as to supply a predetermined first supply amount of lubricant to a brake device when the brake device is in a braking state, to acquire a delay time corresponding to a braking time counted by the braking timer from a relationship of correspondence between the braking time and the delay time stored by the storage unit when the brake device is switched from the braking state to a released state, and to switch a supply amount of lubricant from the first supply amount to a second supply amount which is smaller than the first supply amount when the release time counted by the release timer reaches the acquired delay time. | 09-08-2011 |
20120024644 | MAIN SHAFT DRIVE FOR MACHINE TOOL - A main shaft drive includes a supply groove that opens to a friction surface, that extends so as to surround a main shaft within a contact range where the friction surface and a pressing surface oppose each other, and that includes an intersecting groove and a discharge opening. The intersecting groove extends in a direction of intersection with a circumference in which a rotational center of the main shaft is a center. The discharge opening is connected to a location that is outside the contact range. By opening a nozzle hole, used for supplying lubricant, towards the supply groove, as the main shaft rotates, four intersecting grooves move relative to the contact range, so that the lubricant is supplied to the four moved intersecting grooves. Therefore, the lubricant easily reaches a location within the contact range where the friction surface and the pressing surface oppose each other. | 02-02-2012 |
20120097492 | FRICTION PLATE AND WET-TYPE MULTI-PLATE CLUTCH HAVING SUCH FRICTION PLATE - The present invention provides a friction plate having a friction surface formed by sticking an annular friction material to a substantially annular core plate and wherein the friction surface is provided with a first oil groove having an opening portion opened to an inner peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and an outer peripheral edge, and a second oil groove having an opening portion opened to the outer peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and the outer peripheral edge. | 04-26-2012 |
20160061280 | Hydraulic system with an unloading valve - A relief valve in a hydraulic system in a machine selectively sends pressurized oil to both a brake cooling apparatus and a cylinder used to hoist a load. A relief valve lowers pressure spikes in a brake cooling line by dumping fluid in a brake cooling line to tank responsive to a pressure spikes at the head end of the cylinder during hoisting or other transitions in the hydraulic system. Reducing the pressure spikes in the brake cooling line improves reliability of the brake cooling apparatus by protecting seals from undue stresses. | 03-03-2016 |
20080277216 | Disc Brake Caliper with a Cooling Duct - A disc brake caliper comprising a suspension side portion, facing an associable suspension to support said caliper, a wheel side portion facing a wheel being rotatably integrally associable to a brake disc, said wheel side and suspension side portions comprising cylinders suitable to house pistons facing pads for breaking the brake disc, and being connected by at least one connecting bridge extending astride the brake disc. The caliper comprises at least one casing being associable to a side surface of said caliper opposite a housing recess of the brake disc, such as to define a duct extending between said suspension side and wheel side portions to convey a cooling air stream, near thrust portions of the pads being affected by the relative pistons. | 11-13-2008 |
20090272609 | Venturi Nozzle Aerodynamic Vent Design - A rotor arrangement for the brake system of a vehicle has first and second annular rotor plates substantially in parallel, with a ventilated region therebetween for cooling the rotor plates. A plurality of airfoil-shaped structures is arranged in the ventilated region, each being coupled at one portion thereof to the first rotor plate, and at a second portion thereof to the second rotor plate, to maintain the first and second rotor plates in fixed spatial relation. The first and second rotor plates and the airfoil-shaped pillar structures are integrally formed, the interior surfaces of the rotor plates being configured as an annular venturi that increases the air flow therebetween. The airfoil-shaped structures are configured as airfoil-shaped pillars and fins to form a corresponding plurality of effective venturi nozzles whereby the flow of air between the rotor plates is laminar and increased to enhance the cooling of the annular rotor plates. | 11-05-2009 |
20090272610 | BRAKE DISK AND MODULAR SYSTEM - A built brake disk for a wheel brake of a vehicle, in particular an automobile, has two friction rings, between which a plurality of spacers are arranged to form cooling ducts of an internal ventilation of the brake disk, and further has a nave, which is arranged coaxially with the friction rings and is firmly connected to the friction rings and/or to a plurality of spacers. | 11-05-2009 |
20100025172 | SEGMENTED HEAT SHIELD ASSEMBLY - A heat shield assembly for a wheel and brake assembly ( | 02-04-2010 |
20100096226 | DISC BRAKE ASSEMBLY - A disc brake assembly includes a rotor, a caliper, brake pads and an optional filter. The optional filter can be disposed within a shroud which covers at least about 70% of the distal side periphery on at least one of the two sides of the rotor. The disc brake also includes an impeller or other means for providing air flow to the disc brake assembly. The impeller can be provided by the rotor itself or it can be provided by a separate component which is powered either directly or indirectly by the rotor. | 04-22-2010 |
20140262644 | POWERED VEHICLE BRAKE COOLING SYSTEM - An inlet, positioned to access the flow of air passing around and under a moving vehicle, may draw in air which is conveyed through a duct and discharged to cool a brake on a vehicle. The inlet has a closure. The closure is opened and closed on demand by a temperature-operated actuator incorporating an active or smart material under the direction of a controller. In embodiments, a sensor, suitably positioned to sense a temperature representative of the brake temperature, communicates the sensed brake temperature to the controller. The controller may respond to the sensed brake temperature, by triggering operation of the actuator. Typically the closure is opened to allow passage of cooling air to the brake when the sensed brake temperature exceeds, or is anticipated to exceed, a predetermined temperature. | 09-18-2014 |
20150345578 | BRAKE COOLING - The present invention relates to a brake cooling system ( | 12-03-2015 |
188264000 | Liquid cool | 4 |
20080257666 | System for Cooling a Disc Brake Rotor and Collecting Brake Pad Waste - The present invention is a system which improves the airflow in a disc braking system by using impellers which are powered by a drive shaft that is rotated via a roller that is contacted with the brake rotor. A housing is provided that fits on a brake disc which holds the impellers, drive shaft, and filters. In an alternative embodiment, twin impellers could be used on either side of the rotor to maximize the air flow through the impellers. It is another object of the present invention to provide an impeller shroud housing that has an inlet to allow air to enter the shrouding. There is a mesh filter on the inlet which can capture particles as air is forced into the shrouding. Another filter on the shroud housing outlet to capture the remaining particles as air is forced out of the shroud housing and onto the rotor to aid in cooling of the braking system. | 10-23-2008 |
20090050424 | Axle Cooling Using Hydraulic Return Oil - A work vehicle includes a frame and an axle assembly coupled to the frame, including a first axle shaft and coil substantially disposed in an axle housing. A first wheel couples to the first axle shaft of the axle assembly. An axle lubricating fluid is disposed within the axle housing. A cooling circuit fluidly coupled to the axle assembly circulates cooling fluid therethrough. The coil conducts cooling fluid through the first axle housing separately from the lubricating fluid. A cooling fluid circuit is selectively fluidly coupled to the first coil to circulate the cooling fluid therethrough. | 02-26-2009 |
20130233658 | ROAD VEHICLE PROVIDED WITH A COOLING DUCT FOR THE COOLING OF A BRAKE - A road vehicle provided with a cooling duct for the cooling of a brake, the cooling duct including an air intake arranged at the inlet of the cooling duct, a shutter, which is mobile, so as to move between a closing position, in which the shutter closes the air intake, and an opening position, in which the shutter leaves the air intake unobstructed, and an electric actuating device, which controls the movement of the shutter and, therefore, moves the shutter between the closing position and the opening position and is mechanically configured to be normally open and, therefore, in the absence of a power supply, to push the shutter towards the opening position. | 09-12-2013 |
20140345991 | ACTIVE AIRCRAFT BRAKE COOLING SYSTEM - An active aircraft brake cooling system includes an air intake and conditioning system having an outlet portion that is fluidically exposed to a landing gear bay. | 11-27-2014 |
20160160950 | BRAKE PAD ASSEMBLY AND HEAT DISSIPATION STRUCTURE THEREOF - A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body. | 06-09-2016 |
20090127038 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-21-2009 |
20090294228 | Disc rotor for disc brake - A disc rotor for a disc brake with a vent hole shape which has an inner peripheral corner with a larger radius to reduce stress generated by braking torque and suppresses an increase in stress generated by pad pressure. The disc rotor includes a first sliding part connected to a bell housing, a second sliding part located parallel to, and spaced in an axle direction from, the first sliding part, a plurality of ribs circumferentially spaced between the sliding parts, and vent holes formed by the ribs and the sliding parts. The inner peripheral shape of each of the vent holes has at least two arc shapes with different curvature radii at an end perpendicular to the disc rotor's rotation direction. The smallest curvature radius is 2 mm or more. An arc curvature radius on the first sliding part side is larger than that on the second sliding part side. | 12-03-2009 |
20090321198 | Caliper Cover - A caliper cover for brake calipers which is easily engageable using a clip having a slot to engage a bolt extending from a member engaged to the caliper cover. | 12-31-2009 |
20100258394 | BRAKE ROTOR WITH INTERMEDIATE PORTION - One exemplary embodiment of a brake rotor includes a cheek member, an intermediate portion, and a hub member. The intermediate portion may be located between the cheek and hub members, and may extend from either the cheek member or the hub member. The intermediate portion may have an exposed section with multiple openings located in the exposed section. The intermediate portion may also have multiple blades extending from inner surfaces of all or some of the openings. The blades cause airflow to pass through the openings to cool the intermediate portion. | 10-14-2010 |
20120175203 | Brake Cooling Fan and Method of Use - A brake-cooling device is provided for a motor vehicle having a wheel with a wheel hub, and a disc brake assembly. The brake-cooling device consists of a first fan blade with blade leaves that move air while the first fan blade is in motion. The first fan blade is secured onto the wheel hub on an outside-facing side of the wheel hub. Because the brake-cooling device is positioned on the outside-facing side of the wheel hub (rather than within the disc brake assembly, for example), the brake-cooling device can be readily removed or replaced as necessary. The present invention is also designed such that the first fan blade can be stacked with additional fan blades or with other wheel accessories without interfering with the operation of the wheel (e.g., some embodiments of the invention does not require the wheel offsets to be changed) or disc brake assembly. | 07-12-2012 |
20120234637 | LOCOMOTIVE DYNAMIC BRAKING GRID PACKAGE CONFIGURATION - A resistive grid enclosure for a vehicle having a dynamic braking capability, the grid enclosure defining an air inlet, an air outlet, and an airflow path through the enclosure from the air inlet to the air outlet. A resistive grid disposed within the enclosure is cooled by air flowing through the airflow path from the air inlet to the air outlet. The airflow path is configured so that an inlet airflow is heated by absorbing heat from the resistive grid and directed toward the air outlet forming a heated outlet airflow. The airflow path is further configured to direct at least a portion of the heated outlet airflow into the air inlet to reduce blockage of the air inlet by ice or snow. | 09-20-2012 |
20140027215 | HEAT-DISSIPATING DEVICE FOR HYDRAULIC BRAKE SYSTEM - A heat-dissipating device for hydraulic brake system is provided. The device includes a heat-dissipating element and a plurality of heat-dissipating tube units. The heat-dissipating element has a heat-dissipating portion which has large surface area, and is located between a brake mechanism and an oil tube. The heat-dissipating tube units are sleeved around the oil tube in order. Thereby, the heat generated by the brake mechanism can be dissipated rapidly by the heat-dissipating element and the heat-dissipating tube units, so as to promote performance of the brake mechanism. | 01-30-2014 |
20140138194 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-22-2014 |
20140238791 | COOLING DEVICE FOR A BRAKING SYSTEM - A cooling device for a braking system, includes a blower having a case and a fan, the case having an air outlet opened at one end thereof and an air inlet opened at another end thereof, the case having a receiving room, the receiving room communicating with the air outlet and the air inlet, the fan rotatably assembled in the receiving room, the blower further having a power supplier electrically connected to the fan, the power supplier being used to power the fan, one end of a frame connected to a hydraulic braking system, another end of the frame connected to the case. Under this arrangement, the blower directly blows the hydraulic braking system so as to efficiently cool the hydraulic braking system. | 08-28-2014 |
20140238792 | COOLING DEVICE FOR A RIM AND A BRAKING SYSTEM - A cooling device for a rim and a braking system includes a blower set having a frame and two blowers, the frame assembled onto a fork of a bicycle, the two blowers both assembled onto the frame at one side of a rim member, each blower having an air inlet, a receiving room, a fan, an air outlet and a switch unit, the fan rotatably assembled in the receiving room, the receiving room communicating with the air inlet and the air outlet, the switch unit electrically connected to the fan, the air outlet of one blower corresponding to a braking member of the bicycle, the air outlet of another blower corresponding to the rim member. | 08-28-2014 |
20150300434 | AIRFLOW DEFLECTOR FOR BRAKE COOLING - A fascia for a vehicle having a body front end, a distal body rear end, and a brake subassembly for decelerating the vehicle is disclosed. The fascia is configured to divert an incident airflow around the body front end and includes a fastening provision for attachment to the body front end. The fascia also includes a deflector having an airfoil shape and configured to direct the incident airflow to the brake subassembly for cooling thereof. A vehicle employing such a fascia is also disclosed. | 10-22-2015 |
20160121859 | VENTURI BRAKE DUCT ASSEMBLY - A vehicle is disclosed. The vehicle includes a body. The body includes a forward end and a rearward end spaced from each other along a longitudinal axis. The forward end of the body defines an opening for allowing airflow into the body. The vehicle also includes a venturi brake duct assembly positioned relative to the opening to receive the airflow from the opening and to guide the airflow to a brake device for cooling the brake device. | 05-05-2016 |
20180023647 | PERFORATED HEAT SCREEN FOR A BRAKED AIRCRAFT WHEEL | 01-25-2018 |
20100038194 | DISK BRAKE PAD HAVING REDUCED HEAT TRANSFER TO AN APPLICATION DEVICE - A disc brake lining has a carrier plate, and at least one friction lining with at least one friction surface. At least one isolation element is arranged on the side of the carrier plate opposite the friction lining. | 02-18-2010 |
20110233013 | Thermal Protection for Disc Brake Components - A disc brake for a motor vehicle is provided. The disc brake includes a brake disc, a brake caliper configured to straddle the brake disc, a tappet carried by the brake caliper and arranged to push a brake pad against the brake disc, and a bellows provided between the brake caliper and the tappet to seal a gap between the brake caliper and the tappet. A layer of flexible thermal insulation material may be provided between the bellows and the tappet. The layer of flexible thermal insulation material is configured to protect an outer surface of the bellows facing the brake pad from exposure to heat. Alternatively, the bellows may include a layer of flexible thermal insulation material on which an elastomer layer is formed. The layer of flexible thermal insulation material is configured to face the brake pad. | 09-29-2011 |
20160108978 | Spring-Based Disc Brake Pad Cushions - Cushions for disc brake pads are disposed between the brake pads and their caliper pistons or caliper fingers. The cushions possess such characteristics of resilience that, during braking action, brake pads follow irregularities and ride over high spots on rotor faces. This action significantly reduces uneven frictional drag, which lowers braking temperature increasing braking efficiency and brake system longevity. Each cushion comprises a resilient body which is further comprised of either a material, such as an elastomeric pad, or a structure such as a compressible spring or other apparatus. | 04-21-2016 |
20090032344 | Liquid-Cooled Disc Brakes - A liquid-cooled brake disc comprises a central stationary aluminium cooling plate ( | 02-05-2009 |
20120247887 | Brake Cooling Fluid Diverter for an Off-Highway Machine - The disclosure relates, in one aspect, to a friction brake cooling system for a machine. The cooling system includes at least one pump connected to at least one reservoir containing cooling fluid. A controller is configured to divert a cooling fluid flow through a valve to a first friction brake system and to a second friction brake system based on the use of the systems. In another aspect, the disclosure relates to a method of cooling a first friction brake system and a second friction brake system including diverting a flow of brake cooling fluid to the systems based on the use of the systems. | 10-04-2012 |
20130341136 | WATER COOLED BRAKE - A braking system includes at least one rotating disc and at least one brake disc. A brake disc wear plate is configured for retarding engagement with a rotating disc brake pad. Each brake disc has an annular coolant cavity associated with two inlet ports spaced apart 180° and two outlet ports spaced apart 180°. Each outlet port is spaced 90° from an adjacent inlet port. Each port leads to a respective radial channel. The channels are in open flow communication with each other. Inlet port coolant received into an inlet channel flows in both angular directions toward the outlet ports. Heated coolant gathered at an outlet channel is a mixture of coolant received from both inlet channels. Each inlet channel includes a stepped configuration to divert additional coolant to the outermost portion of the coolant cavity, which portion underlies the outermost (and hottest) portion of the wear plate. | 12-26-2013 |
20140202807 | STAND ALONE LIQUID COOLED BRAKE SYSTEM - A fluid cooled vehicle brake includes a fluid flow passage disposed in fluid communication with a brake shoe rim carrying a layer of friction material. A pair of spaced support webs are coupled to an inner surface of an annular inner surface of the rib. A water jacket is sealingly joined to the pair of webs and the inner surface of the rim to form a fluid flow passage between an inlet port formed in one of the support webs along the inner surface of the rim and out through an outlet port formed in one of the support webs. High thermal conductive members may be disposed within the layer of friction material to conduct heat to the rim. Heat radiator members are mounted within the coolant passageway. | 07-24-2014 |
20110214952 | BRAKE DEVICE LUBRICATION DEVICE AND METHOD FOR CONTROLLING SAME - A brake device lubrication device includes a lubricant supply unit and a control unit. The control unit includes a braking timer, a release timer and a storage unit. The control unit is configured to control the lubricant supply unit so as to supply a predetermined first supply amount of lubricant to a brake device when the brake device is in a braking state, to acquire a delay time corresponding to a braking time counted by the braking timer from a relationship of correspondence between the braking time and the delay time stored by the storage unit when the brake device is switched from the braking state to a released state, and to switch a supply amount of lubricant from the first supply amount to a second supply amount which is smaller than the first supply amount when the release time counted by the release timer reaches the acquired delay time. | 09-08-2011 |
20120024644 | MAIN SHAFT DRIVE FOR MACHINE TOOL - A main shaft drive includes a supply groove that opens to a friction surface, that extends so as to surround a main shaft within a contact range where the friction surface and a pressing surface oppose each other, and that includes an intersecting groove and a discharge opening. The intersecting groove extends in a direction of intersection with a circumference in which a rotational center of the main shaft is a center. The discharge opening is connected to a location that is outside the contact range. By opening a nozzle hole, used for supplying lubricant, towards the supply groove, as the main shaft rotates, four intersecting grooves move relative to the contact range, so that the lubricant is supplied to the four moved intersecting grooves. Therefore, the lubricant easily reaches a location within the contact range where the friction surface and the pressing surface oppose each other. | 02-02-2012 |
20120097492 | FRICTION PLATE AND WET-TYPE MULTI-PLATE CLUTCH HAVING SUCH FRICTION PLATE - The present invention provides a friction plate having a friction surface formed by sticking an annular friction material to a substantially annular core plate and wherein the friction surface is provided with a first oil groove having an opening portion opened to an inner peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and an outer peripheral edge, and a second oil groove having an opening portion opened to the outer peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and the outer peripheral edge. | 04-26-2012 |
20160061280 | Hydraulic system with an unloading valve - A relief valve in a hydraulic system in a machine selectively sends pressurized oil to both a brake cooling apparatus and a cylinder used to hoist a load. A relief valve lowers pressure spikes in a brake cooling line by dumping fluid in a brake cooling line to tank responsive to a pressure spikes at the head end of the cylinder during hoisting or other transitions in the hydraulic system. Reducing the pressure spikes in the brake cooling line improves reliability of the brake cooling apparatus by protecting seals from undue stresses. | 03-03-2016 |
20080277216 | Disc Brake Caliper with a Cooling Duct - A disc brake caliper comprising a suspension side portion, facing an associable suspension to support said caliper, a wheel side portion facing a wheel being rotatably integrally associable to a brake disc, said wheel side and suspension side portions comprising cylinders suitable to house pistons facing pads for breaking the brake disc, and being connected by at least one connecting bridge extending astride the brake disc. The caliper comprises at least one casing being associable to a side surface of said caliper opposite a housing recess of the brake disc, such as to define a duct extending between said suspension side and wheel side portions to convey a cooling air stream, near thrust portions of the pads being affected by the relative pistons. | 11-13-2008 |
20090272609 | Venturi Nozzle Aerodynamic Vent Design - A rotor arrangement for the brake system of a vehicle has first and second annular rotor plates substantially in parallel, with a ventilated region therebetween for cooling the rotor plates. A plurality of airfoil-shaped structures is arranged in the ventilated region, each being coupled at one portion thereof to the first rotor plate, and at a second portion thereof to the second rotor plate, to maintain the first and second rotor plates in fixed spatial relation. The first and second rotor plates and the airfoil-shaped pillar structures are integrally formed, the interior surfaces of the rotor plates being configured as an annular venturi that increases the air flow therebetween. The airfoil-shaped structures are configured as airfoil-shaped pillars and fins to form a corresponding plurality of effective venturi nozzles whereby the flow of air between the rotor plates is laminar and increased to enhance the cooling of the annular rotor plates. | 11-05-2009 |
20090272610 | BRAKE DISK AND MODULAR SYSTEM - A built brake disk for a wheel brake of a vehicle, in particular an automobile, has two friction rings, between which a plurality of spacers are arranged to form cooling ducts of an internal ventilation of the brake disk, and further has a nave, which is arranged coaxially with the friction rings and is firmly connected to the friction rings and/or to a plurality of spacers. | 11-05-2009 |
20100025172 | SEGMENTED HEAT SHIELD ASSEMBLY - A heat shield assembly for a wheel and brake assembly ( | 02-04-2010 |
20100096226 | DISC BRAKE ASSEMBLY - A disc brake assembly includes a rotor, a caliper, brake pads and an optional filter. The optional filter can be disposed within a shroud which covers at least about 70% of the distal side periphery on at least one of the two sides of the rotor. The disc brake also includes an impeller or other means for providing air flow to the disc brake assembly. The impeller can be provided by the rotor itself or it can be provided by a separate component which is powered either directly or indirectly by the rotor. | 04-22-2010 |
20140262644 | POWERED VEHICLE BRAKE COOLING SYSTEM - An inlet, positioned to access the flow of air passing around and under a moving vehicle, may draw in air which is conveyed through a duct and discharged to cool a brake on a vehicle. The inlet has a closure. The closure is opened and closed on demand by a temperature-operated actuator incorporating an active or smart material under the direction of a controller. In embodiments, a sensor, suitably positioned to sense a temperature representative of the brake temperature, communicates the sensed brake temperature to the controller. The controller may respond to the sensed brake temperature, by triggering operation of the actuator. Typically the closure is opened to allow passage of cooling air to the brake when the sensed brake temperature exceeds, or is anticipated to exceed, a predetermined temperature. | 09-18-2014 |
20150345578 | BRAKE COOLING - The present invention relates to a brake cooling system ( | 12-03-2015 |
188264000 | Operating fluid cooling | 1 |
20080257666 | System for Cooling a Disc Brake Rotor and Collecting Brake Pad Waste - The present invention is a system which improves the airflow in a disc braking system by using impellers which are powered by a drive shaft that is rotated via a roller that is contacted with the brake rotor. A housing is provided that fits on a brake disc which holds the impellers, drive shaft, and filters. In an alternative embodiment, twin impellers could be used on either side of the rotor to maximize the air flow through the impellers. It is another object of the present invention to provide an impeller shroud housing that has an inlet to allow air to enter the shrouding. There is a mesh filter on the inlet which can capture particles as air is forced into the shrouding. Another filter on the shroud housing outlet to capture the remaining particles as air is forced out of the shroud housing and onto the rotor to aid in cooling of the braking system. | 10-23-2008 |
20090050424 | Axle Cooling Using Hydraulic Return Oil - A work vehicle includes a frame and an axle assembly coupled to the frame, including a first axle shaft and coil substantially disposed in an axle housing. A first wheel couples to the first axle shaft of the axle assembly. An axle lubricating fluid is disposed within the axle housing. A cooling circuit fluidly coupled to the axle assembly circulates cooling fluid therethrough. The coil conducts cooling fluid through the first axle housing separately from the lubricating fluid. A cooling fluid circuit is selectively fluidly coupled to the first coil to circulate the cooling fluid therethrough. | 02-26-2009 |
20130233658 | ROAD VEHICLE PROVIDED WITH A COOLING DUCT FOR THE COOLING OF A BRAKE - A road vehicle provided with a cooling duct for the cooling of a brake, the cooling duct including an air intake arranged at the inlet of the cooling duct, a shutter, which is mobile, so as to move between a closing position, in which the shutter closes the air intake, and an opening position, in which the shutter leaves the air intake unobstructed, and an electric actuating device, which controls the movement of the shutter and, therefore, moves the shutter between the closing position and the opening position and is mechanically configured to be normally open and, therefore, in the absence of a power supply, to push the shutter towards the opening position. | 09-12-2013 |
20140345991 | ACTIVE AIRCRAFT BRAKE COOLING SYSTEM - An active aircraft brake cooling system includes an air intake and conditioning system having an outlet portion that is fluidically exposed to a landing gear bay. | 11-27-2014 |
20160160950 | BRAKE PAD ASSEMBLY AND HEAT DISSIPATION STRUCTURE THEREOF - A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body. | 06-09-2016 |
20090127038 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-21-2009 |
20090294228 | Disc rotor for disc brake - A disc rotor for a disc brake with a vent hole shape which has an inner peripheral corner with a larger radius to reduce stress generated by braking torque and suppresses an increase in stress generated by pad pressure. The disc rotor includes a first sliding part connected to a bell housing, a second sliding part located parallel to, and spaced in an axle direction from, the first sliding part, a plurality of ribs circumferentially spaced between the sliding parts, and vent holes formed by the ribs and the sliding parts. The inner peripheral shape of each of the vent holes has at least two arc shapes with different curvature radii at an end perpendicular to the disc rotor's rotation direction. The smallest curvature radius is 2 mm or more. An arc curvature radius on the first sliding part side is larger than that on the second sliding part side. | 12-03-2009 |
20090321198 | Caliper Cover - A caliper cover for brake calipers which is easily engageable using a clip having a slot to engage a bolt extending from a member engaged to the caliper cover. | 12-31-2009 |
20100258394 | BRAKE ROTOR WITH INTERMEDIATE PORTION - One exemplary embodiment of a brake rotor includes a cheek member, an intermediate portion, and a hub member. The intermediate portion may be located between the cheek and hub members, and may extend from either the cheek member or the hub member. The intermediate portion may have an exposed section with multiple openings located in the exposed section. The intermediate portion may also have multiple blades extending from inner surfaces of all or some of the openings. The blades cause airflow to pass through the openings to cool the intermediate portion. | 10-14-2010 |
20120175203 | Brake Cooling Fan and Method of Use - A brake-cooling device is provided for a motor vehicle having a wheel with a wheel hub, and a disc brake assembly. The brake-cooling device consists of a first fan blade with blade leaves that move air while the first fan blade is in motion. The first fan blade is secured onto the wheel hub on an outside-facing side of the wheel hub. Because the brake-cooling device is positioned on the outside-facing side of the wheel hub (rather than within the disc brake assembly, for example), the brake-cooling device can be readily removed or replaced as necessary. The present invention is also designed such that the first fan blade can be stacked with additional fan blades or with other wheel accessories without interfering with the operation of the wheel (e.g., some embodiments of the invention does not require the wheel offsets to be changed) or disc brake assembly. | 07-12-2012 |
20120234637 | LOCOMOTIVE DYNAMIC BRAKING GRID PACKAGE CONFIGURATION - A resistive grid enclosure for a vehicle having a dynamic braking capability, the grid enclosure defining an air inlet, an air outlet, and an airflow path through the enclosure from the air inlet to the air outlet. A resistive grid disposed within the enclosure is cooled by air flowing through the airflow path from the air inlet to the air outlet. The airflow path is configured so that an inlet airflow is heated by absorbing heat from the resistive grid and directed toward the air outlet forming a heated outlet airflow. The airflow path is further configured to direct at least a portion of the heated outlet airflow into the air inlet to reduce blockage of the air inlet by ice or snow. | 09-20-2012 |
20140027215 | HEAT-DISSIPATING DEVICE FOR HYDRAULIC BRAKE SYSTEM - A heat-dissipating device for hydraulic brake system is provided. The device includes a heat-dissipating element and a plurality of heat-dissipating tube units. The heat-dissipating element has a heat-dissipating portion which has large surface area, and is located between a brake mechanism and an oil tube. The heat-dissipating tube units are sleeved around the oil tube in order. Thereby, the heat generated by the brake mechanism can be dissipated rapidly by the heat-dissipating element and the heat-dissipating tube units, so as to promote performance of the brake mechanism. | 01-30-2014 |
20140138194 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-22-2014 |
20140238791 | COOLING DEVICE FOR A BRAKING SYSTEM - A cooling device for a braking system, includes a blower having a case and a fan, the case having an air outlet opened at one end thereof and an air inlet opened at another end thereof, the case having a receiving room, the receiving room communicating with the air outlet and the air inlet, the fan rotatably assembled in the receiving room, the blower further having a power supplier electrically connected to the fan, the power supplier being used to power the fan, one end of a frame connected to a hydraulic braking system, another end of the frame connected to the case. Under this arrangement, the blower directly blows the hydraulic braking system so as to efficiently cool the hydraulic braking system. | 08-28-2014 |
20140238792 | COOLING DEVICE FOR A RIM AND A BRAKING SYSTEM - A cooling device for a rim and a braking system includes a blower set having a frame and two blowers, the frame assembled onto a fork of a bicycle, the two blowers both assembled onto the frame at one side of a rim member, each blower having an air inlet, a receiving room, a fan, an air outlet and a switch unit, the fan rotatably assembled in the receiving room, the receiving room communicating with the air inlet and the air outlet, the switch unit electrically connected to the fan, the air outlet of one blower corresponding to a braking member of the bicycle, the air outlet of another blower corresponding to the rim member. | 08-28-2014 |
20150300434 | AIRFLOW DEFLECTOR FOR BRAKE COOLING - A fascia for a vehicle having a body front end, a distal body rear end, and a brake subassembly for decelerating the vehicle is disclosed. The fascia is configured to divert an incident airflow around the body front end and includes a fastening provision for attachment to the body front end. The fascia also includes a deflector having an airfoil shape and configured to direct the incident airflow to the brake subassembly for cooling thereof. A vehicle employing such a fascia is also disclosed. | 10-22-2015 |
20160121859 | VENTURI BRAKE DUCT ASSEMBLY - A vehicle is disclosed. The vehicle includes a body. The body includes a forward end and a rearward end spaced from each other along a longitudinal axis. The forward end of the body defines an opening for allowing airflow into the body. The vehicle also includes a venturi brake duct assembly positioned relative to the opening to receive the airflow from the opening and to guide the airflow to a brake device for cooling the brake device. | 05-05-2016 |
20180023647 | PERFORATED HEAT SCREEN FOR A BRAKED AIRCRAFT WHEEL | 01-25-2018 |
20100038194 | DISK BRAKE PAD HAVING REDUCED HEAT TRANSFER TO AN APPLICATION DEVICE - A disc brake lining has a carrier plate, and at least one friction lining with at least one friction surface. At least one isolation element is arranged on the side of the carrier plate opposite the friction lining. | 02-18-2010 |
20110233013 | Thermal Protection for Disc Brake Components - A disc brake for a motor vehicle is provided. The disc brake includes a brake disc, a brake caliper configured to straddle the brake disc, a tappet carried by the brake caliper and arranged to push a brake pad against the brake disc, and a bellows provided between the brake caliper and the tappet to seal a gap between the brake caliper and the tappet. A layer of flexible thermal insulation material may be provided between the bellows and the tappet. The layer of flexible thermal insulation material is configured to protect an outer surface of the bellows facing the brake pad from exposure to heat. Alternatively, the bellows may include a layer of flexible thermal insulation material on which an elastomer layer is formed. The layer of flexible thermal insulation material is configured to face the brake pad. | 09-29-2011 |
20160108978 | Spring-Based Disc Brake Pad Cushions - Cushions for disc brake pads are disposed between the brake pads and their caliper pistons or caliper fingers. The cushions possess such characteristics of resilience that, during braking action, brake pads follow irregularities and ride over high spots on rotor faces. This action significantly reduces uneven frictional drag, which lowers braking temperature increasing braking efficiency and brake system longevity. Each cushion comprises a resilient body which is further comprised of either a material, such as an elastomeric pad, or a structure such as a compressible spring or other apparatus. | 04-21-2016 |
20090032344 | Liquid-Cooled Disc Brakes - A liquid-cooled brake disc comprises a central stationary aluminium cooling plate ( | 02-05-2009 |
20120247887 | Brake Cooling Fluid Diverter for an Off-Highway Machine - The disclosure relates, in one aspect, to a friction brake cooling system for a machine. The cooling system includes at least one pump connected to at least one reservoir containing cooling fluid. A controller is configured to divert a cooling fluid flow through a valve to a first friction brake system and to a second friction brake system based on the use of the systems. In another aspect, the disclosure relates to a method of cooling a first friction brake system and a second friction brake system including diverting a flow of brake cooling fluid to the systems based on the use of the systems. | 10-04-2012 |
20130341136 | WATER COOLED BRAKE - A braking system includes at least one rotating disc and at least one brake disc. A brake disc wear plate is configured for retarding engagement with a rotating disc brake pad. Each brake disc has an annular coolant cavity associated with two inlet ports spaced apart 180° and two outlet ports spaced apart 180°. Each outlet port is spaced 90° from an adjacent inlet port. Each port leads to a respective radial channel. The channels are in open flow communication with each other. Inlet port coolant received into an inlet channel flows in both angular directions toward the outlet ports. Heated coolant gathered at an outlet channel is a mixture of coolant received from both inlet channels. Each inlet channel includes a stepped configuration to divert additional coolant to the outermost portion of the coolant cavity, which portion underlies the outermost (and hottest) portion of the wear plate. | 12-26-2013 |
20140202807 | STAND ALONE LIQUID COOLED BRAKE SYSTEM - A fluid cooled vehicle brake includes a fluid flow passage disposed in fluid communication with a brake shoe rim carrying a layer of friction material. A pair of spaced support webs are coupled to an inner surface of an annular inner surface of the rib. A water jacket is sealingly joined to the pair of webs and the inner surface of the rim to form a fluid flow passage between an inlet port formed in one of the support webs along the inner surface of the rim and out through an outlet port formed in one of the support webs. High thermal conductive members may be disposed within the layer of friction material to conduct heat to the rim. Heat radiator members are mounted within the coolant passageway. | 07-24-2014 |
20110214952 | BRAKE DEVICE LUBRICATION DEVICE AND METHOD FOR CONTROLLING SAME - A brake device lubrication device includes a lubricant supply unit and a control unit. The control unit includes a braking timer, a release timer and a storage unit. The control unit is configured to control the lubricant supply unit so as to supply a predetermined first supply amount of lubricant to a brake device when the brake device is in a braking state, to acquire a delay time corresponding to a braking time counted by the braking timer from a relationship of correspondence between the braking time and the delay time stored by the storage unit when the brake device is switched from the braking state to a released state, and to switch a supply amount of lubricant from the first supply amount to a second supply amount which is smaller than the first supply amount when the release time counted by the release timer reaches the acquired delay time. | 09-08-2011 |
20120024644 | MAIN SHAFT DRIVE FOR MACHINE TOOL - A main shaft drive includes a supply groove that opens to a friction surface, that extends so as to surround a main shaft within a contact range where the friction surface and a pressing surface oppose each other, and that includes an intersecting groove and a discharge opening. The intersecting groove extends in a direction of intersection with a circumference in which a rotational center of the main shaft is a center. The discharge opening is connected to a location that is outside the contact range. By opening a nozzle hole, used for supplying lubricant, towards the supply groove, as the main shaft rotates, four intersecting grooves move relative to the contact range, so that the lubricant is supplied to the four moved intersecting grooves. Therefore, the lubricant easily reaches a location within the contact range where the friction surface and the pressing surface oppose each other. | 02-02-2012 |
20120097492 | FRICTION PLATE AND WET-TYPE MULTI-PLATE CLUTCH HAVING SUCH FRICTION PLATE - The present invention provides a friction plate having a friction surface formed by sticking an annular friction material to a substantially annular core plate and wherein the friction surface is provided with a first oil groove having an opening portion opened to an inner peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and an outer peripheral edge, and a second oil groove having an opening portion opened to the outer peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and the outer peripheral edge. | 04-26-2012 |
20160061280 | Hydraulic system with an unloading valve - A relief valve in a hydraulic system in a machine selectively sends pressurized oil to both a brake cooling apparatus and a cylinder used to hoist a load. A relief valve lowers pressure spikes in a brake cooling line by dumping fluid in a brake cooling line to tank responsive to a pressure spikes at the head end of the cylinder during hoisting or other transitions in the hydraulic system. Reducing the pressure spikes in the brake cooling line improves reliability of the brake cooling apparatus by protecting seals from undue stresses. | 03-03-2016 |
20080277216 | Disc Brake Caliper with a Cooling Duct - A disc brake caliper comprising a suspension side portion, facing an associable suspension to support said caliper, a wheel side portion facing a wheel being rotatably integrally associable to a brake disc, said wheel side and suspension side portions comprising cylinders suitable to house pistons facing pads for breaking the brake disc, and being connected by at least one connecting bridge extending astride the brake disc. The caliper comprises at least one casing being associable to a side surface of said caliper opposite a housing recess of the brake disc, such as to define a duct extending between said suspension side and wheel side portions to convey a cooling air stream, near thrust portions of the pads being affected by the relative pistons. | 11-13-2008 |
20090272609 | Venturi Nozzle Aerodynamic Vent Design - A rotor arrangement for the brake system of a vehicle has first and second annular rotor plates substantially in parallel, with a ventilated region therebetween for cooling the rotor plates. A plurality of airfoil-shaped structures is arranged in the ventilated region, each being coupled at one portion thereof to the first rotor plate, and at a second portion thereof to the second rotor plate, to maintain the first and second rotor plates in fixed spatial relation. The first and second rotor plates and the airfoil-shaped pillar structures are integrally formed, the interior surfaces of the rotor plates being configured as an annular venturi that increases the air flow therebetween. The airfoil-shaped structures are configured as airfoil-shaped pillars and fins to form a corresponding plurality of effective venturi nozzles whereby the flow of air between the rotor plates is laminar and increased to enhance the cooling of the annular rotor plates. | 11-05-2009 |
20090272610 | BRAKE DISK AND MODULAR SYSTEM - A built brake disk for a wheel brake of a vehicle, in particular an automobile, has two friction rings, between which a plurality of spacers are arranged to form cooling ducts of an internal ventilation of the brake disk, and further has a nave, which is arranged coaxially with the friction rings and is firmly connected to the friction rings and/or to a plurality of spacers. | 11-05-2009 |
20100025172 | SEGMENTED HEAT SHIELD ASSEMBLY - A heat shield assembly for a wheel and brake assembly ( | 02-04-2010 |
20100096226 | DISC BRAKE ASSEMBLY - A disc brake assembly includes a rotor, a caliper, brake pads and an optional filter. The optional filter can be disposed within a shroud which covers at least about 70% of the distal side periphery on at least one of the two sides of the rotor. The disc brake also includes an impeller or other means for providing air flow to the disc brake assembly. The impeller can be provided by the rotor itself or it can be provided by a separate component which is powered either directly or indirectly by the rotor. | 04-22-2010 |
20140262644 | POWERED VEHICLE BRAKE COOLING SYSTEM - An inlet, positioned to access the flow of air passing around and under a moving vehicle, may draw in air which is conveyed through a duct and discharged to cool a brake on a vehicle. The inlet has a closure. The closure is opened and closed on demand by a temperature-operated actuator incorporating an active or smart material under the direction of a controller. In embodiments, a sensor, suitably positioned to sense a temperature representative of the brake temperature, communicates the sensed brake temperature to the controller. The controller may respond to the sensed brake temperature, by triggering operation of the actuator. Typically the closure is opened to allow passage of cooling air to the brake when the sensed brake temperature exceeds, or is anticipated to exceed, a predetermined temperature. | 09-18-2014 |
20150345578 | BRAKE COOLING - The present invention relates to a brake cooling system ( | 12-03-2015 |
188264000 | Insulators | 3 |
20080257666 | System for Cooling a Disc Brake Rotor and Collecting Brake Pad Waste - The present invention is a system which improves the airflow in a disc braking system by using impellers which are powered by a drive shaft that is rotated via a roller that is contacted with the brake rotor. A housing is provided that fits on a brake disc which holds the impellers, drive shaft, and filters. In an alternative embodiment, twin impellers could be used on either side of the rotor to maximize the air flow through the impellers. It is another object of the present invention to provide an impeller shroud housing that has an inlet to allow air to enter the shrouding. There is a mesh filter on the inlet which can capture particles as air is forced into the shrouding. Another filter on the shroud housing outlet to capture the remaining particles as air is forced out of the shroud housing and onto the rotor to aid in cooling of the braking system. | 10-23-2008 |
20090050424 | Axle Cooling Using Hydraulic Return Oil - A work vehicle includes a frame and an axle assembly coupled to the frame, including a first axle shaft and coil substantially disposed in an axle housing. A first wheel couples to the first axle shaft of the axle assembly. An axle lubricating fluid is disposed within the axle housing. A cooling circuit fluidly coupled to the axle assembly circulates cooling fluid therethrough. The coil conducts cooling fluid through the first axle housing separately from the lubricating fluid. A cooling fluid circuit is selectively fluidly coupled to the first coil to circulate the cooling fluid therethrough. | 02-26-2009 |
20130233658 | ROAD VEHICLE PROVIDED WITH A COOLING DUCT FOR THE COOLING OF A BRAKE - A road vehicle provided with a cooling duct for the cooling of a brake, the cooling duct including an air intake arranged at the inlet of the cooling duct, a shutter, which is mobile, so as to move between a closing position, in which the shutter closes the air intake, and an opening position, in which the shutter leaves the air intake unobstructed, and an electric actuating device, which controls the movement of the shutter and, therefore, moves the shutter between the closing position and the opening position and is mechanically configured to be normally open and, therefore, in the absence of a power supply, to push the shutter towards the opening position. | 09-12-2013 |
20140345991 | ACTIVE AIRCRAFT BRAKE COOLING SYSTEM - An active aircraft brake cooling system includes an air intake and conditioning system having an outlet portion that is fluidically exposed to a landing gear bay. | 11-27-2014 |
20160160950 | BRAKE PAD ASSEMBLY AND HEAT DISSIPATION STRUCTURE THEREOF - A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body. | 06-09-2016 |
20090127038 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-21-2009 |
20090294228 | Disc rotor for disc brake - A disc rotor for a disc brake with a vent hole shape which has an inner peripheral corner with a larger radius to reduce stress generated by braking torque and suppresses an increase in stress generated by pad pressure. The disc rotor includes a first sliding part connected to a bell housing, a second sliding part located parallel to, and spaced in an axle direction from, the first sliding part, a plurality of ribs circumferentially spaced between the sliding parts, and vent holes formed by the ribs and the sliding parts. The inner peripheral shape of each of the vent holes has at least two arc shapes with different curvature radii at an end perpendicular to the disc rotor's rotation direction. The smallest curvature radius is 2 mm or more. An arc curvature radius on the first sliding part side is larger than that on the second sliding part side. | 12-03-2009 |
20090321198 | Caliper Cover - A caliper cover for brake calipers which is easily engageable using a clip having a slot to engage a bolt extending from a member engaged to the caliper cover. | 12-31-2009 |
20100258394 | BRAKE ROTOR WITH INTERMEDIATE PORTION - One exemplary embodiment of a brake rotor includes a cheek member, an intermediate portion, and a hub member. The intermediate portion may be located between the cheek and hub members, and may extend from either the cheek member or the hub member. The intermediate portion may have an exposed section with multiple openings located in the exposed section. The intermediate portion may also have multiple blades extending from inner surfaces of all or some of the openings. The blades cause airflow to pass through the openings to cool the intermediate portion. | 10-14-2010 |
20120175203 | Brake Cooling Fan and Method of Use - A brake-cooling device is provided for a motor vehicle having a wheel with a wheel hub, and a disc brake assembly. The brake-cooling device consists of a first fan blade with blade leaves that move air while the first fan blade is in motion. The first fan blade is secured onto the wheel hub on an outside-facing side of the wheel hub. Because the brake-cooling device is positioned on the outside-facing side of the wheel hub (rather than within the disc brake assembly, for example), the brake-cooling device can be readily removed or replaced as necessary. The present invention is also designed such that the first fan blade can be stacked with additional fan blades or with other wheel accessories without interfering with the operation of the wheel (e.g., some embodiments of the invention does not require the wheel offsets to be changed) or disc brake assembly. | 07-12-2012 |
20120234637 | LOCOMOTIVE DYNAMIC BRAKING GRID PACKAGE CONFIGURATION - A resistive grid enclosure for a vehicle having a dynamic braking capability, the grid enclosure defining an air inlet, an air outlet, and an airflow path through the enclosure from the air inlet to the air outlet. A resistive grid disposed within the enclosure is cooled by air flowing through the airflow path from the air inlet to the air outlet. The airflow path is configured so that an inlet airflow is heated by absorbing heat from the resistive grid and directed toward the air outlet forming a heated outlet airflow. The airflow path is further configured to direct at least a portion of the heated outlet airflow into the air inlet to reduce blockage of the air inlet by ice or snow. | 09-20-2012 |
20140027215 | HEAT-DISSIPATING DEVICE FOR HYDRAULIC BRAKE SYSTEM - A heat-dissipating device for hydraulic brake system is provided. The device includes a heat-dissipating element and a plurality of heat-dissipating tube units. The heat-dissipating element has a heat-dissipating portion which has large surface area, and is located between a brake mechanism and an oil tube. The heat-dissipating tube units are sleeved around the oil tube in order. Thereby, the heat generated by the brake mechanism can be dissipated rapidly by the heat-dissipating element and the heat-dissipating tube units, so as to promote performance of the brake mechanism. | 01-30-2014 |
20140138194 | BRAKING SYSTEMS WITH COOLING - A braking system includes an axle, a support element mounted on the axle, a brake ring connected to the periphery of the support element and a brake calliper for applying a braking force to the brake ring. The brake ring is connected to the support element in such a manner that a conductive heat flow path is provided for conducting heat from the brake ring into the support element. There is also an airflow path passing through the support element and through the region in which the brake calliper is situated for transferring heat by convection from the brake ring and the brake calliper. | 05-22-2014 |
20140238791 | COOLING DEVICE FOR A BRAKING SYSTEM - A cooling device for a braking system, includes a blower having a case and a fan, the case having an air outlet opened at one end thereof and an air inlet opened at another end thereof, the case having a receiving room, the receiving room communicating with the air outlet and the air inlet, the fan rotatably assembled in the receiving room, the blower further having a power supplier electrically connected to the fan, the power supplier being used to power the fan, one end of a frame connected to a hydraulic braking system, another end of the frame connected to the case. Under this arrangement, the blower directly blows the hydraulic braking system so as to efficiently cool the hydraulic braking system. | 08-28-2014 |
20140238792 | COOLING DEVICE FOR A RIM AND A BRAKING SYSTEM - A cooling device for a rim and a braking system includes a blower set having a frame and two blowers, the frame assembled onto a fork of a bicycle, the two blowers both assembled onto the frame at one side of a rim member, each blower having an air inlet, a receiving room, a fan, an air outlet and a switch unit, the fan rotatably assembled in the receiving room, the receiving room communicating with the air inlet and the air outlet, the switch unit electrically connected to the fan, the air outlet of one blower corresponding to a braking member of the bicycle, the air outlet of another blower corresponding to the rim member. | 08-28-2014 |
20150300434 | AIRFLOW DEFLECTOR FOR BRAKE COOLING - A fascia for a vehicle having a body front end, a distal body rear end, and a brake subassembly for decelerating the vehicle is disclosed. The fascia is configured to divert an incident airflow around the body front end and includes a fastening provision for attachment to the body front end. The fascia also includes a deflector having an airfoil shape and configured to direct the incident airflow to the brake subassembly for cooling thereof. A vehicle employing such a fascia is also disclosed. | 10-22-2015 |
20160121859 | VENTURI BRAKE DUCT ASSEMBLY - A vehicle is disclosed. The vehicle includes a body. The body includes a forward end and a rearward end spaced from each other along a longitudinal axis. The forward end of the body defines an opening for allowing airflow into the body. The vehicle also includes a venturi brake duct assembly positioned relative to the opening to receive the airflow from the opening and to guide the airflow to a brake device for cooling the brake device. | 05-05-2016 |
20180023647 | PERFORATED HEAT SCREEN FOR A BRAKED AIRCRAFT WHEEL | 01-25-2018 |
20100038194 | DISK BRAKE PAD HAVING REDUCED HEAT TRANSFER TO AN APPLICATION DEVICE - A disc brake lining has a carrier plate, and at least one friction lining with at least one friction surface. At least one isolation element is arranged on the side of the carrier plate opposite the friction lining. | 02-18-2010 |
20110233013 | Thermal Protection for Disc Brake Components - A disc brake for a motor vehicle is provided. The disc brake includes a brake disc, a brake caliper configured to straddle the brake disc, a tappet carried by the brake caliper and arranged to push a brake pad against the brake disc, and a bellows provided between the brake caliper and the tappet to seal a gap between the brake caliper and the tappet. A layer of flexible thermal insulation material may be provided between the bellows and the tappet. The layer of flexible thermal insulation material is configured to protect an outer surface of the bellows facing the brake pad from exposure to heat. Alternatively, the bellows may include a layer of flexible thermal insulation material on which an elastomer layer is formed. The layer of flexible thermal insulation material is configured to face the brake pad. | 09-29-2011 |
20160108978 | Spring-Based Disc Brake Pad Cushions - Cushions for disc brake pads are disposed between the brake pads and their caliper pistons or caliper fingers. The cushions possess such characteristics of resilience that, during braking action, brake pads follow irregularities and ride over high spots on rotor faces. This action significantly reduces uneven frictional drag, which lowers braking temperature increasing braking efficiency and brake system longevity. Each cushion comprises a resilient body which is further comprised of either a material, such as an elastomeric pad, or a structure such as a compressible spring or other apparatus. | 04-21-2016 |
20090032344 | Liquid-Cooled Disc Brakes - A liquid-cooled brake disc comprises a central stationary aluminium cooling plate ( | 02-05-2009 |
20120247887 | Brake Cooling Fluid Diverter for an Off-Highway Machine - The disclosure relates, in one aspect, to a friction brake cooling system for a machine. The cooling system includes at least one pump connected to at least one reservoir containing cooling fluid. A controller is configured to divert a cooling fluid flow through a valve to a first friction brake system and to a second friction brake system based on the use of the systems. In another aspect, the disclosure relates to a method of cooling a first friction brake system and a second friction brake system including diverting a flow of brake cooling fluid to the systems based on the use of the systems. | 10-04-2012 |
20130341136 | WATER COOLED BRAKE - A braking system includes at least one rotating disc and at least one brake disc. A brake disc wear plate is configured for retarding engagement with a rotating disc brake pad. Each brake disc has an annular coolant cavity associated with two inlet ports spaced apart 180° and two outlet ports spaced apart 180°. Each outlet port is spaced 90° from an adjacent inlet port. Each port leads to a respective radial channel. The channels are in open flow communication with each other. Inlet port coolant received into an inlet channel flows in both angular directions toward the outlet ports. Heated coolant gathered at an outlet channel is a mixture of coolant received from both inlet channels. Each inlet channel includes a stepped configuration to divert additional coolant to the outermost portion of the coolant cavity, which portion underlies the outermost (and hottest) portion of the wear plate. | 12-26-2013 |
20140202807 | STAND ALONE LIQUID COOLED BRAKE SYSTEM - A fluid cooled vehicle brake includes a fluid flow passage disposed in fluid communication with a brake shoe rim carrying a layer of friction material. A pair of spaced support webs are coupled to an inner surface of an annular inner surface of the rib. A water jacket is sealingly joined to the pair of webs and the inner surface of the rim to form a fluid flow passage between an inlet port formed in one of the support webs along the inner surface of the rim and out through an outlet port formed in one of the support webs. High thermal conductive members may be disposed within the layer of friction material to conduct heat to the rim. Heat radiator members are mounted within the coolant passageway. | 07-24-2014 |
20110214952 | BRAKE DEVICE LUBRICATION DEVICE AND METHOD FOR CONTROLLING SAME - A brake device lubrication device includes a lubricant supply unit and a control unit. The control unit includes a braking timer, a release timer and a storage unit. The control unit is configured to control the lubricant supply unit so as to supply a predetermined first supply amount of lubricant to a brake device when the brake device is in a braking state, to acquire a delay time corresponding to a braking time counted by the braking timer from a relationship of correspondence between the braking time and the delay time stored by the storage unit when the brake device is switched from the braking state to a released state, and to switch a supply amount of lubricant from the first supply amount to a second supply amount which is smaller than the first supply amount when the release time counted by the release timer reaches the acquired delay time. | 09-08-2011 |
20120024644 | MAIN SHAFT DRIVE FOR MACHINE TOOL - A main shaft drive includes a supply groove that opens to a friction surface, that extends so as to surround a main shaft within a contact range where the friction surface and a pressing surface oppose each other, and that includes an intersecting groove and a discharge opening. The intersecting groove extends in a direction of intersection with a circumference in which a rotational center of the main shaft is a center. The discharge opening is connected to a location that is outside the contact range. By opening a nozzle hole, used for supplying lubricant, towards the supply groove, as the main shaft rotates, four intersecting grooves move relative to the contact range, so that the lubricant is supplied to the four moved intersecting grooves. Therefore, the lubricant easily reaches a location within the contact range where the friction surface and the pressing surface oppose each other. | 02-02-2012 |
20120097492 | FRICTION PLATE AND WET-TYPE MULTI-PLATE CLUTCH HAVING SUCH FRICTION PLATE - The present invention provides a friction plate having a friction surface formed by sticking an annular friction material to a substantially annular core plate and wherein the friction surface is provided with a first oil groove having an opening portion opened to an inner peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and an outer peripheral edge, and a second oil groove having an opening portion opened to the outer peripheral edge of the friction plate and an end terminating at a point between the inner peripheral edge and the outer peripheral edge. | 04-26-2012 |
20160061280 | Hydraulic system with an unloading valve - A relief valve in a hydraulic system in a machine selectively sends pressurized oil to both a brake cooling apparatus and a cylinder used to hoist a load. A relief valve lowers pressure spikes in a brake cooling line by dumping fluid in a brake cooling line to tank responsive to a pressure spikes at the head end of the cylinder during hoisting or other transitions in the hydraulic system. Reducing the pressure spikes in the brake cooling line improves reliability of the brake cooling apparatus by protecting seals from undue stresses. | 03-03-2016 |
20080277216 | Disc Brake Caliper with a Cooling Duct - A disc brake caliper comprising a suspension side portion, facing an associable suspension to support said caliper, a wheel side portion facing a wheel being rotatably integrally associable to a brake disc, said wheel side and suspension side portions comprising cylinders suitable to house pistons facing pads for breaking the brake disc, and being connected by at least one connecting bridge extending astride the brake disc. The caliper comprises at least one casing being associable to a side surface of said caliper opposite a housing recess of the brake disc, such as to define a duct extending between said suspension side and wheel side portions to convey a cooling air stream, near thrust portions of the pads being affected by the relative pistons. | 11-13-2008 |
20090272609 | Venturi Nozzle Aerodynamic Vent Design - A rotor arrangement for the brake system of a vehicle has first and second annular rotor plates substantially in parallel, with a ventilated region therebetween for cooling the rotor plates. A plurality of airfoil-shaped structures is arranged in the ventilated region, each being coupled at one portion thereof to the first rotor plate, and at a second portion thereof to the second rotor plate, to maintain the first and second rotor plates in fixed spatial relation. The first and second rotor plates and the airfoil-shaped pillar structures are integrally formed, the interior surfaces of the rotor plates being configured as an annular venturi that increases the air flow therebetween. The airfoil-shaped structures are configured as airfoil-shaped pillars and fins to form a corresponding plurality of effective venturi nozzles whereby the flow of air between the rotor plates is laminar and increased to enhance the cooling of the annular rotor plates. | 11-05-2009 |
20090272610 | BRAKE DISK AND MODULAR SYSTEM - A built brake disk for a wheel brake of a vehicle, in particular an automobile, has two friction rings, between which a plurality of spacers are arranged to form cooling ducts of an internal ventilation of the brake disk, and further has a nave, which is arranged coaxially with the friction rings and is firmly connected to the friction rings and/or to a plurality of spacers. | 11-05-2009 |
20100025172 | SEGMENTED HEAT SHIELD ASSEMBLY - A heat shield assembly for a wheel and brake assembly ( | 02-04-2010 |
20100096226 | DISC BRAKE ASSEMBLY - A disc brake assembly includes a rotor, a caliper, brake pads and an optional filter. The optional filter can be disposed within a shroud which covers at least about 70% of the distal side periphery on at least one of the two sides of the rotor. The disc brake also includes an impeller or other means for providing air flow to the disc brake assembly. The impeller can be provided by the rotor itself or it can be provided by a separate component which is powered either directly or indirectly by the rotor. | 04-22-2010 |
20140262644 | POWERED VEHICLE BRAKE COOLING SYSTEM - An inlet, positioned to access the flow of air passing around and under a moving vehicle, may draw in air which is conveyed through a duct and discharged to cool a brake on a vehicle. The inlet has a closure. The closure is opened and closed on demand by a temperature-operated actuator incorporating an active or smart material under the direction of a controller. In embodiments, a sensor, suitably positioned to sense a temperature representative of the brake temperature, communicates the sensed brake temperature to the controller. The controller may respond to the sensed brake temperature, by triggering operation of the actuator. Typically the closure is opened to allow passage of cooling air to the brake when the sensed brake temperature exceeds, or is anticipated to exceed, a predetermined temperature. | 09-18-2014 |
20150345578 | BRAKE COOLING - The present invention relates to a brake cooling system ( | 12-03-2015 |