Class / Patent application number | Description | Number of patent applications / Date published |
105199100 | Body connections | 38 |
20090151597 | SLOTTED JOINT FOR A DRIVE LINK - The present invention relates to a slotted joint comprising a central pin and an outer tube. In one embodiment, the slotted joint comprises a first and second elastomer arm, which are bonded to an outer surface of the central pin diametrically opposite each other and spaced apart from each other to form a first and second space. The slotted joint further comprises a first abutment positioned in the first space and a second abutment positioned in the second space. The first and second abutments include an abutment part made of a rigid material and a cylindrical sector made of an elastomer. The cylindrical sector may be bonded to an outer surface the central pin and to an inner surface of the abutment part. An outside face of the cylindrical sector is spaced apart from the inner surface of the outer tube when the joint is at rest. | 06-18-2009 |
20100199878 | Body support with variable rotation restriction - A rail vehicle with a car body and a bogie including a bogie frame for holding wheels or wheel sets and a carrier connected to the bogie frame for supporting the car body is provided. A braking means is fastened between the carrier and the car body in order to provide running stabilization so as to dissipate a rotary movement between the car body and bogie by opposing the rotary movement with a counterforce. A preload means imparts an adjustable preload or pressure force to the braking means, wherein the preload is controlled during operation of the rail vehicle by a controller. | 08-12-2010 |
20130032054 | Actuator Providing Multiple Actuation - Disclosed is an actuator, in particular for a rail vehicle, comprising a fluidic first actuator unit and a control device having a first control unit, wherein the first actuator unit is connected to the first control unit and can be supplied with power from a fluidic power source under the control of the first control unit. Furthermore, a fluidic second actuator unit is provided, and the control device comprises a second control unit, wherein the second actuator unit is connected to the second control unit and can be supplied with power from the fluidic power source under the control of the second control unit. The invention further relates to a vehicle, in particular a rail vehicle, having an actuator according to the invention. | 02-07-2013 |
20130145955 | VIBRATION SUPPRESSION DEVICE FOR RAILWAY VEHICLE - A vibration suppression device for a railway vehicle includes an actuator ( | 06-13-2013 |
20130180427 | VEHICLE BODY TILTING DEVICE AND VEHICLE BODY TILTING METHOD FOR RAIL VEHICLE - A vehicle body tilting device for railway vehicle is arranged to control the tilt of a vehicle body by exchanging compressed air between a pair of left and right air springs. This device includes: a control valve for tilt operation, connected between the air springs; a pump for tilt operation, connected between the air springs through the control valve; and a control device for controlling both the control valve and the pump. The control valve forms a circulation flow path for allowing compressed air, delivered by the pump, to circulate therethrough. Before controlling the tilt of the vehicle body, the control device drives in advance the pump to circulate the compressed air through the circulation flow path to provide a delivery standby state, changes over at predetermined timing the position of the control valve, and delivers the compressed air from one of the air springs to the other. | 07-18-2013 |
20140020595 | METHOD FOR CONTROL OF VEHICLE BODY TILTING OF RAILWAY VEHICLE - Control of vehicle body tilting when a railway vehicle travels along a curve includes: detecting a pressure of compressed air in an air tank; driving a compressor that supplies compressed air to the tank when detecting a pressure drop in the tank to or below a first threshold level P | 01-23-2014 |
20140060379 | VEHICLE-BODY INCLINATION DEVICE AND DOUBLE-LAYER THREE-WAY VALVE USED IN VEHICLE-BODY INCLINATION DEVICE - A carriage-body inclination device ( | 03-06-2014 |
20140196627 | RAILCAR DAMPING DEVICE - A railcar damping device includes: a tank storing a liquid; a first opening/closing valve provided in a first passage connecting a rod side chamber to a piston side chamber, which are defined by a piston, to be capable of opening and closing the first passage; a second opening/closing valve provided in a second passage connecting the piston side chamber to the tank to be capable of opening and closing the second passage; and a pump that is driven to rotate at a predetermined normal rotation speed in order to supply the liquid from the tank to the rod side chamber, wherein a rotation speed of the pump is reduced when a thrust command value is smaller than a normal lower limit value, which is a lower limit value of a thrust that can be generated by the actuator when the pump is rotated at the normal rotation speed. | 07-17-2014 |
20140196628 | RAILCAR DAMPING DEVICE - A railcar damping device includes: a tank storing a liquid; a first opening/closing valve provided in a first passage connecting a rod side chamber and a piston side chamber, which are defined by a piston, to be capable of opening and closing the first passage; a second opening/closing valve provided in a second passage connecting the piston side chamber and the tank to be capable of opening and closing the second passage; a pump that is driven to rotate at a predetermined normal rotation speed in order to supply the liquid from the tank to the rod side chamber; and a temperature determination unit that determines a temperature of the liquid supplied to the actuator, wherein a rotation speed of the pump is reduced below a normal rotation speed when the temperature determination unit determines that the temperature of the liquid is lower than a predetermined temperature. | 07-17-2014 |
20150114252 | CARBODY SUPPORT DEVICE AND RAILWAY VEHICLE - A carbody support device of a railway vehicle, including support mechanisms installed between a front bogie and a carbody and between a rear bogie and the carbody in a traveling direction, and supporting the carbody against the respective bogies. The support mechanisms regulate both the front bogie and the rear bogie inclining in the same vehicle width direction with respect to the carbody when the railway vehicle travels through a curve, while the support mechanisms permit the front bogie and the rear bogie inclining in different vehicle width directions. | 04-30-2015 |
20150344046 | RAILCAR BOGIE - A railcar bogie includes: a bogie frame including a cross beam supporting a carbody of a railcar; a pair of axles respectively arranged at both sides of the cross beam in a car longitudinal direction and extending in a car width direction; bearings provided at both car width direction sides of each of the axles and rotatably supporting the axles; axle boxes respectively accommodating the bearings; and coupling devices coupling the axle boxes and the bogie frame to one another, each of the coupling devices including a first member projecting from the axle box to the bogie frame, a second member projecting from the bogie frame to the first member, and a coupling portion coupling the first member and the second member to each other, and the second member being formed separately from the bogie frame and positioned by contacting the bogie frame. | 12-03-2015 |
20150353105 | RAILCAR BOGIE AND RAILCAR INCLUDING SAME - A railcar bogie includes: a cross beam extending in a car width direction and supporting a carbody; plate springs extending in a car longitudinal direction and supporting both respective car-width-direction end portions of the cross beam; axle boxes accommodating respective bearings for axles and supporting respective car longitudinal-direction end portions of the plate springs; plate spring receivers each located between the plate spring and the axle box and including an upper surface which is inclined toward a longitudinal-direction middle portion of the plate spring, the upper surface receiving the plate spring; and stoppers arranged so as to cover at least a part of an upper surface of the plate spring, the part being located above the axle box. | 12-10-2015 |
20160144873 | ROTATIONAL JOINT HAVING PRELOADING ELEMENT FOR A RAILWAY CAR - A railway car for traveling within a switch of a railway track is disclosed. The railway car includes a body portion for containing goods and a truck portion that is a framework for carrying a plurality of wheels of the railway car. The truck portion is connected to the body portion and is rotatable about an axis of rotation relative to the body portion. The railway car also includes a rotational joint defining the axis of rotation which the truck portion is rotatable about. The rotational joint rotatably connects the truck portion to the body portion of the railway car. | 05-26-2016 |
20160149466 | LINEAR ACTUATOR AND ROCKING CONTROLLER FOR RAILWAY VEHICLE - To provide a compact linear actuator having small back drive force. The linear actuator includes: a hollow rotor that has a magnet fixed to a part of the outer peripheral surface thereof and having an open end and a closed end; a main body that has a hollow structure having an open end and a closed end and rotatably accommodates the rotor in the hollow structure, and is fixed with a stator winding facing the magnet; a linear motion converting section that is arranged in the hollow section of the rotor and is linearly moved in the axial direction by the rotation of the rotor; a linear motion rod that has one end fixed to the linear motion converting section, and the other end extended from the open end of the main body, and has, on the outer periphery thereof, a slide section made to slide in the axial direction with respect to a linear motion seal of the opening of the main body; and a resolver that is configured by a rotator fixed at the radial outer side of the outer peripheral surface of the rotor and on the open end side of the closed end section of the rotor, and a stator fixed to the main body at a part of the angular range on the radial outer side of the rotator, the linear actuator being configured such that the rotor is supported by the main body at the open side and the closed end of the magnet and the stator winding so as to be rotatable about the axis of the rotor, and such that the whole of the hollow rotor is accommodated in the sealed space. | 05-26-2016 |
20160185363 | AIR SPRING AND RAILCAR - An air spring | 06-30-2016 |
105199200 | Anti-roll device | 9 |
20110297036 | DEVICES TO SHIFT THE STOPS OF RAIL VEHICLE BODIES WITH BOGIES ON CURVES AND RAIL VEHICLE BODY WITH BOGIES - Devices to shift the stops ( | 12-08-2011 |
20110303117 | MONORAIL BOGIE HAVING A TRACTION/PITCHING CONTROL ASSEMBLY - A traction/pitching control assembly for attachment to a body portion of a monorail bogie. The monorail bogie is operative for supporting a monorail car over a monorail track that has a running surface and two side surfaces. The traction/pitching control assembly comprises a first traction link, a second traction link and a linking member that has a first end portion and a second end portion. The first traction link is attached to the first end portion of the linking member, and the second traction link is attached to the second end portion of the linking member. The traction/pitching assembly further comprises a third traction link and a cross link. The cross link joins the third traction link to the first traction link and the linking member. The first traction link and the second traction link are attached to one of the body portion of the monorail bogie and the monorail car, and the linking member is connected to the other one of the body portion of the monorail bogie and the monorail car. | 12-15-2011 |
20120227617 | Rail Vehicle with Laterally Soft Connection of the Wagon Body to the Running Gear - Disclosed is a vehicle, in particular rail vehicle, with a wagon body and an running gear on which the wagon body is supported, wherein the wagon body and the running gear define a vehicle longitudinal direction, a vehicle transverse direction and a vehicle height direction. A tilting mechanism is arranged between the wagon body and the running gear, which is designed to impose, during a transverse displacement in the vehicle transverse direction, upon the wagon body a rolling motion about a rolling axis parallel to the vehicle longitudinal direction. The tilting mechanism comprises a transverse decoupling device, which is designed to reduce the stiffness of the tilting mechanism against a pure transverse displacement of the wagon body with respect to the running gear. The invention furthermore relates to a corresponding tilting mechanism. | 09-13-2012 |
20120304888 | TORSION BAR ASSEMBLY AND METHOD, PARTICULARLY FOR RAIL VEHICLE ANTI-ROLL BAR - A heavy duty torsion bar assembly, particularly an anti-roll bar assembly for a rail vehicle, includes a lever which is mounted on the bar by an oil injection taper fit, the cooperating surfaces having a drainage groove and being formed to a tolerance of IT7 or better, wherein the final assembled position is determined by a pre-defined axial displacement of the lever from an initial position defined by manual engagement of the two parts. | 12-06-2012 |
20130092046 | Monorail Bogie Having A Traction/Pitching Control Assembly - A traction/pitching control assembly for attachment to a body portion of a monorail bogie. The monorail bogie is operative for supporting a monorail car over a monorail track that has a running surface and two side surfaces. The assembly comprises a first traction link, a second traction link and a linking member that has a first end portion and a second end portion. The first traction link is attached to the first end portion of the linking member, and the second traction link is attached to the second end portion of the linking member. The assembly further comprises a third traction link and a cross link. The cross link joins the third traction link to the first traction link and the linking member. The first traction link and the second traction link are attached to one of the body portion of the monorail bogie and the monorail car, and the linking member is connected to the other one of the body portion of the monorail bogie and the monorail car. | 04-18-2013 |
20130112104 | LINEAR ACTUATOR AND ROCKING CONTROLLER FOR RAILWAY VEHICLE - A compact linear actuator in which a back drive force is small and sticking due to abrasion powder and the like hardly occurs, and a rocking controller for a railway vehicle having the linear actuator are provided. The linear actuator has a main body of a hollow structure having an open end portion and a closed end portion, a cylinder that is fixed to a closed end portion side in the main body, and has an open end at an open end portion side, a linear motion rod that has one end portion extending from the open end portion of the main body, has a wear ring on an outer circumferential portion of the other end portion, and is housed in the cylinder slidably in an axial direction, and a hollow shaft rotatably supported in the main body, wherein the hollow shaft has a permanent magnet on a part of an outer circumferential surface, a winding section included on a part of an inner surface of the main body and the permanent magnet configure a hollow motor, a nut section coaxially fixed to the hollow shaft and a screw section on an outer circumferential surface of the linear motion rod are engaged with each other to configure a rotation/linear motion converting mechanism, and rotary oil seal sections that seal a gap between the hollow shaft and the main body in both sides in the axial direction relative to the nut section are included. | 05-09-2013 |
20140318411 | RAILWAY VEHICLE DAMPING DEVICE - A railway vehicle damping device comprises at least two front side actuators interposed between a front bogie and a vehicle body of a railway vehicle, and at least two rear side actuators interposed between a rear bogie and the vehicle body of the railway vehicle, and suppresses vibration in a yaw direction of the vehicle body using a yaw suppression force generated by the actuators. After determining that the railway vehicle is traveling in a curve section, a control device causes at least one of the front side actuators and at least one of the rear side actuators to generate a yaw suppression force, and causes all of the remaining actuators to function as passive dampers. As a result, passenger comfort in the railway vehicle during travel in the curve section is improved. | 10-30-2014 |
20150135985 | Rail vehicle with roll stabilizer - A rail vehicle includes at least one running gear and at least one anti-roll stabilizer which is connected to two different vehicle parts of the rail vehicle. The anti-roll stabilizer includes a torsion shaft disposed on a vehicle part transversally to the longitudinal direction of the vehicle, levers anti-rotationally disposed on the torsion shaft at both sides of the longitudinal axis of the vehicle and a respective draw/push rod for each lever. Each lever is articulatingly connected to one end of the draw/push rod and the draw/push rod is articulatingly connected at its other end to the other vehicle part. In order to reduce the dynamic forces on the draw/push rods in the oblique configuration thereof, imaginary extensions of the draw/push rods intersect at a point which lies approximately on the axis of rotation of the outward rotational movement of the running gear. | 05-21-2015 |
20150367868 | RAIL VEHICLE HAVING TILTING TECHNOLOGY - A rail vehicle having tilting technology includes a car body supported on at least two chassis. At least one of the chassis is connected to the car body by an active tilting technology system and at least one additional chassis is connected to the car body by a passive tilting technology system. The tilt of the car body is applied exclusively by the active tilting technology system. Thus, uncontrolled twisting and loading of the car body is avoided. | 12-24-2015 |
105199300 | Truck side bearing | 12 |
20080210119 | Device For Secondary Suspension of a Car Body in a Rail Vehicle - A device for the secondary suspension of a body of a rail vehicle, the device comprising a spring element which is between the body and a bogie and to ensure at least one raised transport level for the body during the journey of the rail vehicle. The spring element can be compressed by a traction cylinder when the rail vehicle is stationary, in order to adjust a sunken platform level for the body, which is arranged below the raised driving level. The traction cylinder is provided with means for mechanically decoupling the advancing movement of the body from a pressure reduction in the pressure chamber of the traction cylinder. | 09-04-2008 |
20090308276 | Side Bearer - This invention relates to a side bearer ( | 12-17-2009 |
20100294165 | CONSTANT CONTACT SIDE BEARING ASSEMBLY WITH IMPROVED HEAT DISSIPATION FOR A RAILCAR - A constant contact side bearing assembly for a railcar includes a housing having a base, a pair of mounting apertures formed through a thickness of the base, a generally cylindrical housing wall upstanding on the base, a pair of diametrically opposed channels, a pair of diametrically opposed openings and a guide member disposed centrally on and upstanding from an inner surface of the base. A cap is disposed for reciprocal axial movement relative to the housing. An elastomeric spring is disposed within a generally closed chamber formed by a combination of the housing and the cap. A pair of air passages is provided for dissipating heat generated during operation of the constant contact side bearing assembly. Each air passage is defined by a pair of aligned openings formed through a wall portion of the cap. Each opening may be disposed within a pocket provided within the cap wall. | 11-25-2010 |
20110011301 | Railcar constant contact side bearing assembly - A constant contact side bearing assembly for a railcar including a housing with wall structure defining a central axis for the side bearing assembly and a multipiece cap. The cap is arranged in operable combination with the housing and includes a movable first member and a movable second member carried by the first member. A portion of the second member extends beyond the nousing and defines a friction surface for the cap. A spring resiliently urges the friction surface of the cap into frictional contact with railcar body structure. The cap members define cooperating angled surfaces therebetween for urging wall structure on the first member and wall structure on the second member into frictional engagement with the wall structure on said housing in response to a vertical load acting on the friction contacting surface on the cap. | 01-20-2011 |
20120291660 | Railcar constant contact side bearing assembly - A constant contact side bearing assembly for a railcar including a housing with wall structure defining a central axis for the side bearing assembly and a multipiece cap. The cap is arranged in operable combination with the housing and includes a movable first member or spring seat and a movable second member or top cap carried by the first member. A spring resiliently urges the cap members toward railcar body structure. The cap members define cooperating angled surfaces therebetween for urging wall structure on the first member and wall structure on the second member into frictional engagement with the wall structure on the housing in response to a vertical load acting on the friction contacting surface on the cap. At least the top cap is structured to establish a coefficient of friction ranging between about 0.4 and about 0.9 with the railcar during operation of the side bearing assembly. | 11-22-2012 |
20130145956 | RAILROAD CAR SIDE BEARING - A railroad car side bearing including a cage, a cap, a lock out insert configured to be removably connected to the cage, and an elastomer element configured to mate with the lock out insert. The lock out insert includes a key that is dimensioned based on a diameter of an interior channel of the elastomer element. Different lock out inserts with different dimensioned keys for different elastomer elements enable a common cage and a common cap to be used with different elastomer elements with different interior channel dimensions, thus reducing the need to have different cages. | 06-13-2013 |
20130327245 | Railroad car constant contact side bearing assembly - A railroad car constant contact side bearing assembly including a housing, a top cap arranged for vertical reciprocatory movements relative to the housing, and a spring accommodated in a spring cavity defined by the housing and cap for resiliently urging the top cap into frictional sliding engagement with an underside of a railcar body. At least one of the side bearing housing and cap is formed from a high performance plastic material whereby enhancing the vertical reciprocity of the cap relative to the housing. | 12-12-2013 |
20130327246 | RAILCAR CONSTANT CONTACT SIDE BEARING ASSEMBLY - A constant contact side bearing assembly for a railcar including a housing with wall structure defining a central axis for the side bearing assembly and a multipiece cap. The cap is arranged in operable combination with the housing and includes a movable first member and a movable second member carried by the first member. A spring resiliently urges the cap members toward railcar body structure. The cap members define cooperating angled surfaces therebetween for urging wall structure on the first member and wall structure on the second member into frictional engagement with the wall structure on the housing in response to a vertical load acting on the friction contacting surface on the cap. An apparatus, carried by the cap members, allow the cap members to horizontally slide relative to each other while limiting vertical separation of the cap members relative to each other during operation of the constant contact side bearing assembly. | 12-12-2013 |
20140261065 | RAILROAD CAR CONSTANT CONTACT SIDE BEARING ASSEMBLY - A railroad car constant contact side bearing assembly plastic cap having a longitudinal axis and including a generally flat top surface with wall structure formed integral with and depending from said generally flat top surface, and a metallic insert maintained in operable association with the generally flat surface on said cap to slidably contact with an underside of a railcar whereby permitting said cap to establish a coefficient of friction ranging between about 0.4 and about 0.9 with the railcar. | 09-18-2014 |
20150047529 | RAILCAR BOGIE AND RAILCAR INCLUDING SAME - A railcar bogie includes: a cross beam to support a carbody of a railcar; wheels at both railcar width direction sides of the bogie lined up longitudinally at each side; a pair of front and rear axles respectively at a front side and rear side in the railcar longitudinal direction to sandwich the cross beam each of the axles connect wheels located at the left side and right side of the railcar; bearings at both railcar width direction sides of each axle to rotatably support the axle; axle box portions coupled to the cross beam via elastic members to store the bearing; and plate spring portions to respectively support both railcar width direction end portions of the cross beam and both railcar longitudinal direction end portions of the plate spring portions, supported by the axle box portions. The axle box portions include a surface that supports the plate spring portion. | 02-19-2015 |
20160152249 | SIDE BEARERS IN A RAILCAR TRUCK | 06-02-2016 |
20160176417 | Spring System of a Rail Vehicle | 06-23-2016 |
105199400 | Truck center bearing | 2 |
20100071586 | Center Bowl Liner With Spring Washer Conductor - A center bowl liner is provided for use between a center plate of a railroad car and a center bowl surface on a truck bolster. The center bowl liner includes a disc-shaped element having top and bottom surfaces and a central opening for receiving a center pin. A conductive spring washer is attached to the disc-shaped element, with the conductive spring washer having a contoured profile such that portions of the conductive spring washer are exposed at the top and bottom surfaces of the disc-shaped element and create an electrical connection between the railroad car center plate and the center bowl on the truck bolster. The disc-shaped element acts as a load-bearing element generally supporting the railroad car center plate. The conductive spring washer, since it has spring-like properties, will also undertake to bear a limited amount of the load of the railroad car center plate in addition to providing an electrical connection between the car and truck. | 03-25-2010 |
20120145033 | Center Bowl Liner With Spring Washer Conductor - A center bowl liner provided for use between a center plate of a railroad car and a center bowl surface on a truck bolster. The center bowl liner includes a disc-shaped element having top and bottom surfaces and a central opening for receiving a center pin. A conductive washer is attached to the disc-shaped element, the conductive washer having a profile wherein portions of the conductive washer are exposed at the top and bottom surfaces of the disc-shaped element and create an electrical connection between the railroad car center plate and the center bowl on the truck bolster. The disc-shaped element acts as a load-bearing element supporting the railroad car center plate. The conductive washer, since it may have spring-like properties, will also undertake to bear a limited amount of the load of the railroad car center plate in addition to providing electrical connection between the car and truck. | 06-14-2012 |