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| Number | Title | Issue Date |
| 7316436 | Differential wheel mounting for railroad car A differential wheel mounting for replacing a standard railroad axle assembly having a wheel seat portion which includes a sleeve having several sliding surfaces fixedly mounted over the wheel seat portion of the axle, a railroad wheel with a running surface for con... | 01/08/2008 |
| 6623057 | Uni-directional lockout for railroad car wheelset differential A railroad car wheelset has an axle with one wheel (14A) rigidly attached. This wheel is permitted to rotate by means of journal bearings either on the extreme ends of the axle or inboard of each wheel location. At the other wheel, the axle has smooth sur... | 09/23/2003 |
| 6598920 | Differential action railroad car wheelset A railroad car wheelset (10) has an axle (12) with one wheel rigidly attached as in conventional railroad practice. This wheel (10) is permitted to rotate by means of journal bearings either on the extreme ends of the axle (12) or inboard of each wheel lo... | 07/29/2003 |
| 6007126 | Stationary, slow speed and uni-directional lockout for differential action railroad car wheelsets A railroad car wheelset has an axle with one wheel rigidly attached as in conventional railroad practice. This wheel is permitted to rotate by journal bearings. At the other wheel, the axle is provided with a smooth surface and a self-lubricating bearing ... | 12/28/1999 |
| 5884956 | Modified railroad wheel and axle assembly A modified railroad wheel and axle assembly used to replace conventional railroad wheel and axle assemblies whereupon one end of a railroad axle assembly is machined to receive a modified railroad wheel assembly thereon. The other end of the railroad axle... | 03/23/1999 |
| 4637646 | Wheel set for rail vehicles A wheel set for railway vehicles, especially high speed railway vehicles in which hollow shaft sections on a shaft are connected by an elastic coupling for limited relative angular displacement of the wheels. The elastic coupling is of the deformable elas... | 01/20/1987 |
| 4575145 | Differential axle for railroad car Differential mounting for railroad wheels includes an axle with a wheel fitted on one end to rotate with the axle and a second wheel carried adjacent the opposite end of the axle and mounted to rotate relative to the axle. The axle has a raised wheel seat... | 03/11/1986 |
