Class / Patent application number | Description | Number of patent applications / Date published |
417319000 | INCLUDING DISENGAGEABLE ROTARY OR FRANGIBLE DRIVE CONNECTION | 30 |
20110123365 | COOLANT PUMP - The invention relates to a coolant pump ( | 05-26-2011 |
20110135510 | Compressor System for Supplying Compressed Air to a Commercial Vehicle, and Method for Operating the Compressor System - A compressor system supplies compressed air to a commercial vehicle. The compressor system includes a compressor, a clutch, and a hydraulic pump and can be driven by way of a drivetrain. The compressor can be completely disconnected from a driving engine by way of the clutch. The drivetrain encompasses a geared drive mechanism which allows the hydraulic pump to be driven, and the clutch is arranged between the geared drive mechanism and the compressor. A method for operating the compressor system is provided. | 06-09-2011 |
20110150673 | Device for Torque Transmission, especially for an Air-Conditioning Compressor - The device for torque transmission between a drive pulley ( | 06-23-2011 |
20110293444 | DEVICE FOR PRESSURIZING A FLUID, TO BE DIRECTLY MOUNTED ON A POWER TAKE-OFF - The disclosure relates to a device for pressurising a fluid to be combined with a rotary power takeoff of a vehicle including a casing and at least one multiplication stage, the device including a frame bearing at least one first rotatably moveable shaft bearing a member for moving the fluid and dynamic coupling means for coupling the shaft to the power takeoff. The frame includes means for bearing and attaching to the casing and the coupling means are arranged so as to directly connect the mobile shaft to the multiplication stage of the power takeoff. The disclosure also relates to a device for pressurising a fluid, including a frame, rotatably moveable first and second shafts each bearing a member for moving the fluid, and dynamic coupling means for coupling the first or second shaft to the power takeoff, including a removable pinion that can be alternately mounted on the first or second shaft. Finally, the disclosure also relates to a system including a power takeoff and to a device for pressurising a fluid. | 12-01-2011 |
20120076674 | LIQUID PRESSURE GENERATING APPARATUS AND DRIVING APPARATUS - A liquid pressure generating apparatus including a pump, and two one-way clutches arranged coaxially with the pump drive shaft in a line in the axial direction on the side of a first axial direction. The pump case includes a projecting portion projecting from the corresponding pump case. Inner races of the respective two one-way clutches are integrated with each other and form a common inner race. Outer races of the respective two one-way clutches are formed independently from each other and are driven respectively by pump driving members different from each other, and directions of restricted relative rotation with respect to the common inner race are identical to each other. The common inner race includes a coupling portion to be coupled to the pump driving shaft on the side of the first axial direction with respect to the projecting portion. | 03-29-2012 |
20120076675 | LIQUID PRESSURE GENERATING APPARATUS AND DRIVING APPARATUS - A liquid pressure generating apparatus including a pump; and two one-way clutches arranged coaxially with the pump's drive shaft. Inner races of the respective two one-way clutches are integrated with each other to form a common inner race. Outer races of the respective two one-way clutches are formed independently from each other and are driven respectively by pump driving members different from each other. The common inner race includes a coupling portion coupled to the pump drive shaft and extending in the radial direction and a cylindrical body portion extending from the coupling portion in a second axial direction opposite from the first axial direction on the radially outside the pump drive shaft. The body portion includes a depression indented radially outward on an inner peripheral surface thereof. A lubricant supply portion for the depression is provided radially inside the depression. | 03-29-2012 |
20120082572 | FLUID PUMP - A fluid pump includes a drive shaft driven by power from an engine, a rotor adapted to be provided at a housing and rotating unitarily with the drive shaft, a driving wheel which is provided separately from the drive shaft and to which the power from the engine is always transmitted when the engine is running, a driven wheel transmitting the power from the engine to the drive shaft upon being in contact with the driving wheel, and a displacement mechanism causing the driving wheel and the driven wheel to be out of contact from each other by moving at least one of the driving wheel and the driven wheel. | 04-05-2012 |
20120093664 | CONTINUOUSLY VARIABLE TRANSMISSION APPARATUS AND AIR CONDITIONING SYSTEM HAVING THE SAME - A continuously variable transmission apparatus includes an input shaft, an output shaft, a continuously variable transmission mechanism, a differential gear mechanism and a bypass shaft. The continuously variable transmission mechanism is placed between the input shaft and the output shaft and is adapted to conduct rotation of the input shaft to the differential gear mechanism after changing a speed of the rotation. The bypass shaft is placed coaxially with the input shaft and the output shaft and is adapted to conduct the rotation of the input shaft to the differential gear mechanism while bypassing the continuously variable transmission mechanism. The differential gear mechanism is adapted to conduct the rotation from the continuously variable transmission mechanism and the bypass shaft to the output shaft. | 04-19-2012 |
20120156062 | ELECTROMAGNETIC CLUTCH, COMPRESSOR, AND MANUFACTURING METHOD FOR ELECTROMAGNETIC CLUTCH - When grooves | 06-21-2012 |
20120164002 | VISCOUS TWO-SPEED CLUTCH - Some embodiments of a clutch system may drive an output portion to rotate at a first rotational speed when the clutch surfaces are engaged and to rotate at a second rotational speed when the clutch surfaces are shifted to a disengaged position. The viscous two-speed clutch system may employ a viscous drive system that causes the output portion to rotate even when the clutch surfaces are disengaged. In such circumstances, the cooling fan can be driven to rotate at a first rotation speed due to interconnection with a drive source and to rotate at a second rotational speed even when the clutch surfaces are disengaged. Thus, the clutch system facilitates the flow of cooling air both when the vehicle cooling system activates the fan (e.g. by causing the clutch surface to engage) and when the vehicle cooling system deactivates the fan (e.g. by causing the clutch surfaces to disengage). | 06-28-2012 |
20120251347 | COMPRESSOR WITH TRANSMISSION - A compressor with a transmission includes a clutch that varies the rotational speed of an output shaft between two different speeds. The clutch includes a friction layer, which secures a ring roller by movement of the ring roller in a first direction (securing direction), a first control chamber, a first control piston accommodated in the first control chamber and movable in the direction of an input shaft axis, a first thrust bearing between the first control piston and the ring roller, a second control chamber facing the first control chamber, a second control piston accommodated in the second control chamber and movable in the direction of the axis), a second thrust bearing between the second control piston and the ring roller, and a pressure control mechanism, which controls a first control pressure supplied to the first control chamber and a second control pressure supplied to the second control chamber. | 10-04-2012 |
20120294735 | COUPLING SYSTEM FOR USE WITH FLUID DISPLACEMENT APPARATUS - A magnetic coupling system may be used in a fluid displacement apparatus to magnetically couple a drive shaft to a piston. The magnetic coupling system may include first and second magnetic couplers at the ends of the drive shaft and piston, respectively. The first magnetic coupler and second magnetic coupler may be configured to exert an attractive force. A bearing between the magnetic couplers reduces friction and side loading. | 11-22-2012 |
20120328454 | HYBRID FAN DRIVE WITH CVT AND ELECTRIC MOTOR - A hybrid accessory drive system having two operational modes, a mechanical mode and an electric mode. The accessory is typically a cooling fan. A continuously variable mechanical belt drive mechanism drives the accessory as one mode of operation. An electric motor along with a planetary roller screw mechanism which converts rotary motion to axial motion is used to change the sheave position and thus the drive ratio. Upon disengagement of the mechanical drive mode, the electric motor can be used to drive the accessory in a second mode. | 12-27-2012 |
20130064693 | PLUNGER PUMP FOR VOLUMES BELOW ONE MICROLITER, ALLOWING MANUAL INTERVENTION - An automated high-precision plunger pump for volumes of less than 1 microliter, which is used in the microscope-assisted micromanipulation of biological material, comprises a housing ( | 03-14-2013 |
20130195692 | SUPPLY PUMP - A supply pump includes a housing, a tappet, a guide groove, and a stopper pin. The housing includes a cylindrical sliding wall. The tappet is configured to be reciprocated along the sliding wall. The guide groove is provided for one of the housing and the tappet. One end of the guide groove includes a tapered surface. The stopper pin is provided for the other one of the housing and the tappet. The stopper pin is fitted into the guide groove to stop rotation of the tappet relative to the housing. When the tappet is displaced abnormally in an upper direction, the tapered surface is pressed on an end of the stopper pin to be engaged with the stopper pin. | 08-01-2013 |
20130294946 | PUMP FOR USE IN STEAM CLEANING DEVICES - A water pump for use in steam cleaning devices includes a plunger pump with check valve and a transmission assembly. The plunger pump with check valve includes a water inlet and a water outlet. The transmission assembly includes a gear transmission system, an eccentric wheel, and a plunger pump push block. The output shaft of the gear transmission system drives rotation of an eccentric wheel. The push block has a reset structure which makes one end of the push block engage the eccentric wheel. The other end of the push block engages a plunger of the plunger pump with check valve. The pump has a simple structural arrangement, requires no additional power source, and provides consistent water flow at a low manufacturing cost. | 11-07-2013 |
20130309104 | PUMP ASSEMBLY WITH MULTIPLE GEAR RATIOS - A pump assembly for a vehicle transmission that is coupled to a prime mover, a chain drive assembly, a hydraulic pump with a rotor, and a planetary gear set. A drive sprocket of the chain drive assembly is rotationally coupled with the prime mover. The planetary gear set includes first, second, and third members. The first member is rotatable with the pump and the third member is rotatable with the driven sprocket. | 11-21-2013 |
20140017101 | CLUTCH SUBASSEMBLY AND CLUTCHED SUPERCHARGER MADE USING THE SAME - A clutch subassembly for a supercharger is disclosed. The clutch assembly includes a clutch subassembly housing, the clutch subassembly housing having an input shaft end, a supercharger end and a longitudinal axis. The clutch subassembly also includes a clutch input shaft rotatably disposed within the input shaft end. The clutch subassembly further includes a selectively rotatable clutch assembly disposed in the supercharger end, the clutch assembly comprising a rotating portion that is operably coupled to the clutch input shaft and a selectively rotatable portion that is selectively engageable with the rotating portion through a clutch, the selectively rotatable portion comprising a rotatable hub, the rotatable hub having a shaft engagement feature. | 01-16-2014 |
20140056732 | HYBRID VARIABLE EXTERNAL GEAR PUMP - A pump comprising a housing having a first cavity and a second cavity, where the first cavity has a first motor and a pump element located therein. The first cavity is also connected to an external gear connected to the outside of the housing for receiving rotation power from a vehicle engine. The second cavity has a second motor that selectively connects to the pump element in the first cavity to provide toque. | 02-27-2014 |
20140127048 | FLUID DELIVERY DEVICE, TRANSCUTANEOUS ACCESS TOOL AND FLUID DRIVE MECHANISM FOR USE THEREWITH - A fluid delivery device comprising a fluid reservoir; a transcutaneous access tool fluidly coupled to the fluid reservoir; and a drive mechanism for driving fluid from the reservoir, the drive mechanism comprising a plunger received in the reservoir; a leadscrew extending from the plunger; a nut threadably engaged with the leadscrew; a drive wheel; and a clutch mechanism coupled to the drive wheel, wherein the clutch mechanism is configured to allow the nut to pass through when disengaged and is configured to grip the nut when engaged such that the drive wheel rotates the nut to advance the drive rod and the plunger into the reservoir. | 05-08-2014 |
20140140864 | HYDRAULIC MOTOR-PUMP-ARRANGEMENT AND HYDRAULIC SYSTEM FOR A VEHICLE - An arrangement for selectively making available hydraulic power in separate hydraulic circuits comprises two displacement machines, two free-wheels and a drive unit that is preferably arranged between the displacement machines. The free-wheels block in opposite directions and are coupled to the displacement machines. Consequently, the first displacement machine is driven in a first rotating direction of the drive unit while the second displacement machine is only driven in a second, opposite rotating direction of the drive unit. This makes it possible to realize an intermittent operation for selectively making available additional hydraulic power in separate hydraulic subsystems by choosing the rotating direction accordingly. This arrangement can reduce the weight and the complexity of a hydraulic system. | 05-22-2014 |
20140147303 | POWER STEERING PUMPING APPARATUS FOR VEHICLE - A power steering pumping apparatus for a vehicle may include a driving motor, a power steering pump connected to a first side of a shaft of the driving motor, a compressor connected to a second side of the shaft of the driving motor, and a clutch disposed between the driving motor and the compressor and intermitting power between the driving motor and the compressor. | 05-29-2014 |
20140322042 | SWITCHABLE AUTOMOTIVE COOLANT PUMP - A automotive coolant pump incudes a pulley wheel fixedly supported by a rotatable rotor shaft. A shaft sealing separates a dry pump section from a wet pump section. A pump wheel is supported in the wet pump section by the rotor shaft and is axially slidable between a pumping and a non-pumping position. An actuator is arranged in the dry pump section. A linear actuator rod is arranged in parallel to and eccentrically with respect to the rotor shaft. The linear actuator rod comprises a dry and a wet section. A rod sealing is actuated by the actuator and separates the dry from the wet of the linear actuator rod. A shift ring is arranged so as to be axially shiftable and rotatably fixed at the rotor shaft in the wet pump section. The shift ring is moved axially by the actuator rod and axially moves the pump wheel. | 10-30-2014 |
20140377090 | SWITCHABLE MECHANICAL COOLANT PUMP - A coolant pump includes a rotatable rotor shaft, a pulley wheel which co-rotates with and is supported by the rotor shaft, a pump wheel rotatably supported at the rotor shaft, and an electrically switched wedge-coupled wet friction clutch. The wedge-coupled wet friction clutch comprises a clutch support fixed to the rotor shaft, a clutch ring arranged at a proximal side of the pump wheel, a clutch disk comprising a ferromagnetic element, a static electromagnet which axially pulls the clutch disk to the clutch support into a disengaged position when the static electromagnet is energized, and a wedge coupling mechanism. The wedge coupling mechanism comprises a wedge element and a counter-wedge element which are configured to generate an axial wedge force which axially pushes the clutch disk into an engaged position against the clutch ring when the static electromagnet is not energized and the rotor shaft rotates. | 12-25-2014 |
20150037177 | HYBRID ELECTROMECHANICAL COOLANT PUMP WITH BASE FLOW AND PEAK FLOW - The invention relates to a coolant pump having an impeller which is arranged on a pump impeller shaft and having a drive device for the impeller, which drive device has a mechanical drive and an electric-motor drive. The impeller shaft is divided into a driving section and a driven section, and an openable and closable clutch is arranged between the driving section and the driven section. | 02-05-2015 |
20150044074 | FLUID PUMP COMPRISING A POSITIVE-LOCKING CLUTCH FOR A MOTOR VEHICLE - A fluid pump ( | 02-12-2015 |
20150078931 | PUMP SYSTEM - A pump system configured to deliver drilling fluid in at least one of a driving well and a drilling well includes a pump unit, a rotary drive device configured to drive the pump unit, and a gearbox comprising a driving gear and an driven gear. The rotary drive device is operatively connected to the pump unit by the gearbox. | 03-19-2015 |
20150139827 | HIGH-POWERED VACUUM MACHINE - A vacuum machine is provided, comprising: an engine secured to a frame and having an engine shaft; an impeller coupled to the engine shaft; a shroud surrounding the impeller and having an inlet and an outlet; a disk secured to the frame between the engine and the shroud, the disk having a plurality of spaced-apart notches around its perimeter; and a spring-loaded latch pin secured to the shroud and configured to engage one of the notches when in a first, locking position, and to disengage from the notch when in a pulled-back, unlocked position, thereby permitting the shroud to rotate about the impeller and lock in any of a plurality of positions corresponding to the plurality of notches. | 05-21-2015 |
20160069335 | HYBRID COMPRESSOR - A hybrid compressor may include a pulley, a drive shaft protruding from a housing while passing through the pulley and selectively connected to the pulley to thereby be rotated, a rotation plate connected to a second end portion of the drive shaft and rotatably disposed in the housing, a swash plate hinge-coupled to the rotation plate and rotated together with the rotation plate, at least one piston reciprocating to be selectively inserted into a compression chamber provided in the housing in the case in which the swash plate is rotated, a motor unit selectively transferring a torque generated depending on whether or not power is applied thereto to the drive shaft and mounted at a side end of the housing to correspond to a first end portion of the drive shaft, and a torque transfer unit selectively connecting the pulley or the motor unit to the drive shaft. | 03-10-2016 |
20160186734 | ONE TURN ACTUATED DURATION SPRAY PUMP MECHANISM - A power assembly that can obtain duration discharge of product upon a single turn of an actuator sleeve to pressurize product and ready it for dispensing. The assembly includes a piston carried by a piston housing for reciprocation in a cylinder cup having a pump chamber. The actuator sleeve is connected through a clutch disc to a drive screw that is connected to reciprocate the piston housing and piston when the actuator sleeve is rotated. The clutch disc is operative to first disengage the actuator sleeve from the drive screw and then move a stem valve to an open position when an actuator is depressed to dispense product. The power assembly can be used with various energy storage devices such as springs, gases or elastics to exert pressure on product to be dispensed when the actuator is turned. | 06-30-2016 |