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| Number | Title | Issue Date |
| 7823513 | Rail road car truck A rail road freight car truck has a truck bolster and a pair of side frames, the truck bolster being mounted transversely relative to the side frames. The mounting interface between the ends of the axles and the sideframe pedestals allows lateral rocking motion of t... | 11/02/2010 |
| 7263931 | Rail road car and truck therefor A rail road car truck has side frames mounted to rock on the wheelsets. A bolster is mounted cross-wise on the sideframes, each end of the bolster being seated on a spring group, each spring group being seated in one of the sideframe windows. The bolster has damper ... | 09/04/2007 |
| 7255048 | Rail road car truck with rocking sideframe A swing motion rail road freight car truck is provided that does not have lateral underslung cross bracing in the nature of a transom, a frame brace, or lateral rods. The truck has a truck bolster and a pair of side frames, the truck bolster being mounted transverse... | 08/14/2007 |
| 7004079 | Rail road car and truck therefor An autorack rail road car is provided with a truck that includes a pair of sideframes supported on wheel sets with bearing adapters positioned therebetween. The bearing adapters and the sideframes have associated parts or surfaces with curvatures configured to permi... | 02/28/2006 |
| 5275113 | Vehicle driven on rails A vehicle driven on rails includes a vehicle frame, a wheel set, a pivotable truck and at least one drive unit being disposed in the pivotable truck for acting upon the wheel set. An intermediate support is connected to the pivotable truck and to the driv... | 01/04/1994 |
| 4936226 | Railway truck snubber A hydraulic snubber device and more particularly, a snubber adapted to be interposed in the spring group between a bolster and a side frame member and having a single primary operating cartridge which is selectively usable with a plurality of differing co... | 06/26/1990 |
| 4771704 | Damping device in a bogie for a railbound vehicle A damping device in a bogie of a railbound freight car has good ride properties independent of the load carried by the car by making the damping device with friction wedges of triangular cross-section, an upper surface of which confronts an adjoining load... | 09/20/1988 |
| 4589346 | Axle stop arrangement for single axle wheel truck for a skeleton type railway car The wheel and axle assembly of a single axle wheel truck for a railway car is prevented from exceeding acceptable lateral and longitudinal movement with respect to fixed body portions of the railway car by an axle stop arrangement positioned laterally out... | 05/20/1986 |
| 4574708 | Damping mechanism for a truck assembly A damping mechanism for a truck assembly employing a resiliently mounted wedge to cooperate with a bolster in a manner to prevent wear. The damping assembly is biased outwardly and a friction plate employed between the wedge and bolster, further reducing ... | 03/11/1986 |
| 4569291 | Articulated bogie An articulated bogie for railroad vehicles, comprising lateral equalizing bars connecting the axle boxes, and connected to each other by a primary cross member. The lateral equalizing bars (3) are connected directly to the axle boxes (2) without the use o... | 02/11/1986 |
| 4562775 | Railway vehicle with end and intermediate trucks A railway vehicle, in particular a locomotive, has three or more trucks with the bolsters of each swivelly supported on the respective truck frames and having means for transmitting longitudinal traction and braking forces to the body underframe. The truc... | 01/07/1986 |
| 4538525 | Four-wheel passenger car truck A railway vehicle truck has a rigid frame spring-supported at the ends of the frame side members on the journal boxes inboard of the wheels, with the central portion of the frame side members depressed to a lower level than the ends. A pair of center tran... | 09/03/1985 |
| 4276833 | Railway truck friction stabilizing assembly A friction member for use in the bolster pocket of a stabilized railroad car truck having a bolster positioned within a side frame window has a slanted friction surface adapted to bear against a slanted wear surface within the bolster pocket and a vertica... | 07/07/1981 |
| 4167907 | Railway car truck friction damper assembly A three-piece dampener assembly provides means to depress vertical and horizontal oscillations between ends of a bolster of a railroad car truck and side frames of the truck. This assembly includes a control or friction shoe having an outer vertical engag... | 09/18/1979 |
| 3937153 | Swinging railway bogie bolster The bolster rocker-beam of a railroad vehicle bogie is coupled to the supporting cradle at each end by means of two elastic assemblies. Each assembly is applied at one end against a downwardly inclined transverse cradle face and at the other end against a... | 02/10/1976 |
