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| Number | Title | Issue Date |
| 7837047 | Joint arrangement A joint arrangement for connecting a drawbar to a carriage includes a push/pull device for the transmission of pushing and pulling forces arranged at the carriage end of the drawbar. The push/pull device comprises a mid-piece connected to the carriage side end of th... | 11/23/2010 |
| 7287655 | Energy dissipating elastomer damper An energy dissipating elastomer damper comprises a generally hollow housing member having an interior aperture of a predetermined cross section. A first closure member is attached to one end of the housing and has an axial aperture and a second closure member is att... | 10/30/2007 |
| 7213718 | Vertically aligning slackless drawbar A vertically aligning slackless drawbar for connecting adjacently disposed ends of a pair of railway freight cars together in a substantially semi-permanent manner. Such vertically aligning slackless drawbar comprises a first member and a second member pivotably and... | 05/08/2007 |
| 7047889 | Rail car with cantilevered articulation An articulated rail car has a plurality of rail car units joined together at articulation connections, and carried upon a number of rail car trucks that is equal to the number of rail car units plus one. At least one of the articulated connectors is located at an of... | 05/23/2006 |
| 6357612 | Rail car cushioning device and method for positioning same A self-positioning cushioning device adapted to be mounted in the end of a rail car sill includes a hydraulic cylinder and yoke. A piston rod extends from the cylinder and is joined to one end of a yoke. The other end of the yoke is joined to a rail car c... | 03/19/2002 |
| 6330953 | Shock absorbing tow bar for trolley-type conveyor systems A shock absorbing tow bar for connection between the accumulating trolley and load carriage of a power and free conveyor system is disclosed. The tow bar includes one component that is connectable to the accumulating trolley and another that is connectabl... | 12/18/2001 |
| 6321922 | Coupling shock resistant (csr) coupler A shock-resistant coupler for a vehicle includes a substantially hollow draft gear tube and a coupler head. The draft gear tube has an inside surface, and the coupler head has a flexible, substantially hollow shank portion. The shank portion has a distal ... | 11/27/2001 |
| 5762214 | Railcar shock absorber backstop A shock absorber for a railcar locates within a center sill of the railcar. The shock absorber has a housing that moves relative to the center sill. A backstop is welded to the center sill for retaining the piston shaft. The backstop has a top, a bottom a... | 06/09/1998 |
| 5573126 | Gravity wedge for a slackless railcar connector assembly When slack-free railcar connector assemblies are placed under very high tensile loading, the connector assembly components will stretch and allow a typical "rigid" gravity wedge to descend into a fully seated position between the components and lock-in th... | 11/12/1996 |
| 5246135 | Limited slack railcar connector having elastic space member A railcar connector assembly includes an elastic pad held in a cage that is interposed between parts of the assembly to provide limited slack of an amount approximately equal to a dimension that the pad extends from the cage.... | 09/21/1993 |
| 5131548 | Slackless, resilient drawbar system for a railway car A slackless drawbar system for a railway car in which there is provided an elastomeric pad that absorbs forces during buffing conditions and helps to maintain the slackless nature of the system. The elastomeric pad absorbs forces during lateral and vertic... | 07/21/1992 |
| 5065874 | Preshortening insert for a draft gear A fragmentable insert for maintaining a railroad draft gear in a shortened state to facilitate assembly in the pocket of a railroad car. The insert is a generally rectangular structure having at least one set of opposing faces bisected by a pair of groove... | 11/19/1991 |
| 4848611 | Railroad car coupler arrangement limiting excess lateral movement of the coupler shank A railroad car coupler arrangement which limits the lateral movement of square butt couplers to prevent excess longitudinal misalignment, particularly on railroad cars having single axle trucks. The coupler includes a head and shank which fit into a coupl... | 07/18/1989 |
| 4846358 | Draft gear follower fender A resiliently deformable fender for controlling transverse movement of a railway vehicle draft gear follower block and for cushioning engagement between the follower block and the center sill of a railway car body.... | 07/11/1989 |
| 4776474 | Railroad car coupler arrangement limiting excess lateral movement of the coupler shank A railroad car coupler arrangement particularly suited to cars with single axle trucks including means defining a coupler pocket, a coupler head with a coupler shank and a butt end, a draft gear cushioning device in the pocket with a follower plate captur... | 10/11/1988 |
| 4700854 | Open top draw bar arrangement having removable wedge A slackless draw bar coupler arrangement in which the car has a draw bar pocket with an open top, a slotted draft plate and a buff plate and the draw bar has a bar body with a spherical head connected to the body by a neck. Located about the neck is a thr... | 10/20/1987 |
| 4681235 | Elastic articulation of a central buffer coupling for rail vehicles To obtain a defined reset for horizontal articulations for an elastic articulation of a central buffer coupling, if at least one elastic ring is used, the inner part of the housing as well as the drawbar have the greater axis of their cross-section in the... | 07/21/1987 |
| 4637518 | Coupler for a railway car coupler assembly A coupler for a railway car coupling system includes an elongated shank terminating in a generally rectangular butt portion. The shank is generally octagonal in cross-section for strength, and the coupler butt portion has an end face provided with a conve... | 01/20/1987 |
| 4589558 | Railroad car with universal coupling capability A railroad car having universal coupling capability through provision of a coupling arrangement which permits connection to a standard coupler or a drawbar. The coupling arrangement includes facing sill side frames which define key slots and spaced stops ... | 05/20/1986 |
| 4531648 | Railway car draft gear with slack adjustment and cushioning The draft gear includes a slack adjustment and cushioning assembly mountable within a female connector for pin connection with a male connector inserted therein. The assembly is made up of a follower which contacts the rear end of the male connector, a sl... | 07/30/1985 |
| 4078669 | Striker assembly for railway car cushioning device A striker assembly for end-of-car hydraulic cushioning devices includes a housing which is connected to the shank of the coupler. The coupler shank is provided with an elongated slot which is connected to a transversely extending key carried in key suppor... | 03/14/1978 |
| 4022329 | Draft rigging for railway cars The invention relates to a rapid transit draft rigging for an automatic coupler which includes a yoke, disposed within a drawbar, which has a stem abutment extending inwardly from the rear of the yoke, passing through a shear block release member and cont... | 05/10/1977 |
| 3944258 | Double ended warehouse trailer A reversible warehouse wagon is provided with a jointed bed, tandem-mounted center support wheels, steerable wheels supporting both the ends of the bed and hitch means at both ends of the bed to provide a warehouse wagon that is towable from either end ha... | 03/16/1976 |
