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| Number | Title | Issue Date |
| 7827919 | Multiple track railroad system A multiple track railroad system for use with two adjacent sets of parallel continuous tracks with the tracks having a distance therebetween and each set of tracks including two continuous rails having a distance therebetween. The railroad system includes an engine ... | 11/09/2010 |
| 6401628 | Railway vehicle On an outer periphery of a link 30 for connecting a member car body 20 and a bogie car frame 11, vessel is provided and 42 into which particle shaped members 41 are inserted. A rotation vibration generated from a drive system of a running electric motor 1... | 06/11/2002 |
| 6170682 | Under-frame structure The car under-frame of the invention comprises a planar coupling member 2 projecting from a first car C toward a second car B, a bearing inner ring 3 positioned on the upper side of planar coupling member 2 and secured rigidly thereto, a bearing outer rin... | 01/09/2001 |
| 5802981 | Twelve-axle rail vehicle A railway vehicle having twelve wheel and axle assemblies grouped into six 2-axle truck assemblies. Three truck assemblies are mounted on each of two span bolsters which in turn are mounted on opposite ends of a railway vehicle. All of the truck assemblie... | 09/08/1998 |
| 5579698 | Transportation and installation device for heavy pipes An apparatus specifically tailored to transporting pipes in a tunnel is disclosed. A pair of low slung bogies are used to support and transport a pipe to pipe junction location. The bogies move over a pair of rails on rollers. The pipe rests on a set of i... | 12/03/1996 |
| 5524552 | Single axle truck for large railroad cars A specially designed single axle truck is designed for use on extra long railroad cars which are sixty feet or longer to accommodated bigger and heavier loads. The single axle trucks are secured to rigid subframes which, in turn, are mounted on the under ... | 06/11/1996 |
| 5429056 | Method of operating a bogie using actuators for wheel steering On undercarriages for railway vehicles with at least four wheelsets which are combined into trucks, the invention teaches that force-controlled or displacement-controlled actuators are located on the end wheelsets of the trucks. These actuators thereby ac... | 07/04/1995 |
| 5295442 | Multiple track rail system A multiple track rail transportation system provides cars having a greater than standard width to span adjacent parallel tracks, and apparatus providing for such cars to ride on standard wheel trucks on each of the parallel tracks. Laterally spaced apart ... | 03/22/1994 |
| 5277127 | Driven running gear with steerable individual units The driven running gear is intended for low-platform rail vehicles with at least two body parts which are articulated to each other. It is provided with two individual running gears (2, 2') fitted with steering means (15, 15', 16). The running gears are i... | 01/11/1994 |
| 5099767 | Connection of two-multi-axle running gears into a running gear group for rail vehicles The present invention pertains to the connection of two multi-axle running gears into a running gear group for rail vehicles with low-lying platform, wherein the running gears have at least two wheel sets with small wheel base and a running gear frame con... | 03/31/1992 |
| 5014625 | Linear motor driven trolley conveyor A linear motor driven conveyor which includes a carrier rail and primary members provided within a pit, main trolleys adapted to run along the carrier rail and connected with a carrying frame, and front and rear trolleys. The connecting members are pivota... | 05/14/1991 |
| 4802419 | Steered axle for a railway vehicle An axle for a rail vehicle is pivotally connected to two equal length swinging arms, each of which is pivotally connected to the rail vehicle. The axle rotates about a virtual vertical axis away from the axle and nearer to the center of the rail vehicle. ... | 02/07/1989 |
| 4787318 | Traction bogie for a rail vehicle The traction bogie comprises two wheel sets each coupled with a traction motor. The bogie frame is mounted resiliently on the wheel sets with provision for movement at least lengthwise of the bogie. Each of the casings of the traction motors is carried on... | 11/29/1988 |
| 4706571 | Self-steering trucks A self-steering railway truck having interconnected steering arms associated with the axled wheelsets and having mechanism for yieldingly resisting yawing motion of the wheelsets including at least two devices, at least one of which provides a relatively ... | 11/17/1987 |
| 4679507 | Three-axle railway truck steering linkage A three-axle powered self-steering railway truck is disclosed having a five link steering linkage connected between the axles on either side of the truck and interconnected laterally to provide radial steering action of the end axles linked to lateral tra... | 07/14/1987 |
| 4676172 | Frameless radial truck A frameless self-steering radial wheeled support vehicle for a railroad car body includes: (a) a pair of wheelsets, (b) a support at opposite ends of each wheelset for independently mounting a railroad car body on each end of the wheelset, (c) resilient shear ... | 06/30/1987 |
| 4633785 | Hoppers and bogies A bottom discharge hopper rail car train includes a pair of hopper rail cars each having a hopper body mounted on a chassis. Adjacent ends of the two hopper rail cars are supported by a split bogie assembly having bogie parts each pivotally mounted at an ... | 01/06/1987 |
| 4485743 | High efficiency semi-articulated railway power truck A semi-articulated railway power truck has in preferred embodiment a pair of dual axle sub-trucks semi-articulated for creep force balancing turning control while retaining freedom of rocking and relative longitudinal motion. An equalized centered bolster... | 12/04/1984 |
| 4480553 | Stabilized railway vehicle A railway bogie is disclosed with wheels of high effective conicity and supported on the wheels through pads with low yaw constraint so that they are self-steering. Cross-members connecting diagonally opposed wheels interconnect yawing movements of the wh... | 11/06/1984 |
| 4429637 | Railway vehicle truck A radial axle railway truck has separate depressed center beam-type side frames mounted at their ends on journal bearing assemblies by means of elastomeric pad devices between downwardly facing surfaces on the side frames and upwardly facing surfaces on t... | 02/07/1984 |
| 4362110 | Interconnected railway vehicle trucks The cross-coupling connects the two trucks of the vehicle together and employs a torsion shaft which is mounted on the vehicle body with torsionally stiff levers. The cross-coupling also has a shaft mounted on each truck with a pair of torsionally stiff a... | 12/07/1982 |
| 4337707 | Railway hopper car bogie A rail vehicle is disclosed which includes a bottom discharge hopper supported on an elongated, rectangular base frame. A bogie frame is provided beneath the base frame at each end thereof, the bogie frames carrying the vehicle wheels. Each bogie frame co... | 07/06/1982 |
| 4337705 | Resiliently interconnected pivoted trucks The cross-coupling arrangement for coupling the end trucks to each other has a longitudinal shaft which is mounted via universal bearings at opposite ends on journal pins which are fixedly mounted relative to the vehicle. The shaft is articulated to the t... | 07/06/1982 |
| 4287832 | Transversely torsionally interconnected railway vehicle trucks The transverse coupling assembly for the end trucks utilizes a hollow shaft which is mounted via a bearing to a middle truck or vehicle body and connected via linkages to the two end trucks. In one embodiment, the shaft houses a torsion spring element whi... | 09/08/1981 |
| 4273348 | Roll stabilizing apparatus for vehicles An arrangement is provided in vehicles and particularly rail vehicles which utilizes the spacing variation between two trucks or undercarriages of the vehicle progressing through a curve to cause a tilting movement of the vehicle chassis in the curve to a... | 06/16/1981 |
| 4233910 | Railway car hydraulically dampened traction rods A rail vehicle, especially self-propelled vehicle, in which pulling and braking forces are transmitted between pivotless bogies and the main frame of the rail vehicle, and in which on both vehicle sides, symmetrically with regard to the longitudinal centr... | 11/18/1980 |
| 4228740 | Transversely interconnected trucks The coupling arrangement includes a longitudinally extending shaft, means for supporting the shaft on the vehicle body and a linkage which connects the trucks to the shaft. Each linkage employs a transverse steering rod which is articulated to the end of ... | 10/21/1980 |
| 4221171 | Direction shift control for connected vehicle undercarriages A shift control arrangement is provided for rail vehicles to bring about the simultaneous shifting of all directional guide wheels on the vehicle at the same time, including those in both the front and rear undercarriages of the vehicle. This is achieved ... | 09/09/1980 |
| 4175494 | Fluid pressure actuator interconnected bogies The bogies are connected together via fluid pressure operated reciprocating actuators and pressure lines in order to have the trailing bogie carry out complementary lateral movements to the lead bogie. The actuators each have a longitudinal axis directed ... | 11/27/1979 |
| 4175763 | Suspension system for land vehicles A vehicle comprises a frame, wheel carriers spaced longitudinally of the frame, and wheels on the carriers. A suspension system supports the frame on the carriers with connections between the frame and the carriers allowing relative rocking movement of th... | 11/27/1979 |
| 4170179 | Railway vehicle steering truck The structural arrangement relates to a steering apparatus for rail vehicles which have a vehicle body, at least two trunks movably mounted to the body, at least two sets of wheels rotatably mounted in each truck by lateral wheel bearings. At least one of... | 10/09/1979 |
| 4164188 | Self steering railway car A railway car includes a chassis supported on two sub-frames which are relatively pivotally movable. The sub-frames support propulsion motors, differentials, and driven flanged wheels. And intermediate steering axle and wheel assembly are transversly mova... | 08/14/1979 |
| 4136620 | Self steering railway truck A load-carrying railway truck having a longitudinal axis in its direction of travel and including at least one load-bearing member for supporting a load; a pair of live wheelsets supporting the load-bearing member, each wheelset being so mounted in the tr... | 01/30/1979 |
| 4131069 | Articulated railway car trucks A vehicle running gear with articulated, self-aligning, wheelsets having means providing elastic restraint of steering moments. This means ensures that the axles of the wheelsets, while free to yaw conjointly to assume a radial position in curves, are res... | 12/26/1978 |
| 4111131 | Resilient railroad car truck A railroad car truck has a pair of wheelsets and means for providing relative restraint between wheelsets. A pair of side frames are supported on the wheelsets through resilient pads with the resilient pads providing greater shear resistance in a lateral ... | 09/05/1978 |
| 4067261 | Damping railway vehicle suspension A damping suspension for a railway truck having load-bearing members supported on at least two live wheelsets which are self-steering and which are directly interconnected to couple their yawing movements in opposite senses. The wheelsets are self-steerin... | 01/10/1978 |
| 3961582 | Articulated railcar A railcar unit includes a pair of railcars, each having a car body supported by single-axle, forward and rearward trucks which are pivotally mounted to the car bodies. Conventional drawbars couple the car bodies and independent, interconnectable members c... | 06/08/1976 |