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| Number | Title | Issue Date |
| 6944925 | Articulated connector reconditioning process and apparatuses A method for reconditioning an articulated connector while it is still mounted to the end structure of a rail car is disclosed. The connector is measured to find areas and amounts of wear on portions of the connector. The measurements are taken relative to a referen... | 09/20/2005 |
| 5979679 | Method for installing a locking wedge and carrier plate assembly A method of preassembling a slackless type drawbar assembly prior to installation into an end portion of a center sill member secured to a railway freight car. The method comprising the steps of providing a carrier plate member having a means for securing... | 11/09/1999 |
| 5593051 | Slackless cushioning device for railroad cars A railroad car coupling mechanism is described as having a yoke which is disposed within, I) a carsill which is attached to the underside of a railroad car adjacent each of the opposing ends of the car, and II) a striker which is secured to the subsill an... | 01/14/1997 |
| 5454475 | Lubrication means for slack-free railcar connections Slack-free or slackless coupling systems have application in various types of coupling arrangements such as drawbars, articulated connectors, and E and F type couplers. The gravity wedge that takes up any slack developed when the system components wear, m... | 10/03/1995 |
| 5207718 | Slackless drawbar A drawbar for a slackless drawbar system comprises an elongated bar having a load support portion adjacent its one end for connection to one of a pair of adjacent cars in a train, a pin receiving opening extending through the load support portion, a hemis... | 05/04/1993 |
| 5201827 | Slackless drawbar system A slackless drawbar system includes a support member comprising a top plate, a bottom plate and a pair of spaced apart side plates joining the top and bottom plates to form a hollow rectangular member closely fitting inside the rectangular longitudinal op... | 04/13/1993 |
| 5176268 | Railroad car draft system assembly having improved wear life A railroad car having an improved draft gear assembly including a center sill structure terminating at one end in a draft center sill section having a yoke mounted therewith. The yoke includes first and second yoke members extending longitudinally. An int... | 01/05/1993 |
| 5135117 | Combination railway car draft gear stop and bolster spacer plate apparatus The present invention provides a combination rear draft stop and bolster spacer plate apparatus which includes a rear wall portion, a pair of side wall portions connected along a rear edge thereof to a respective outer edge of the rear wall portion. There... | 08/04/1992 |
| 5133467 | Wedge shim and follower block for a railcar articulated connector An articulated railcar connector assembly includes improved wedge shim and follower block components that are shaped for improved early service life, the wedge shim having laterally spaced vertical lands to contact the assembly end wall and the follower b... | 07/28/1992 |
| 5097973 | Railcar articulated connector and wedge shim therefore An improved articulated railcar connection and wedge shim wherein the wedge shim has a plurality of steps formed in the sides thereof upwardly from the narrow wedge bottom to present successive lifting surfaces accessible from inspection portals formed in... | 03/24/1992 |
| 5054630 | Slackless coupler connection for a railway vehicle In a railway coupler connection, an improved slackless connection in which an arcuate conical surface is provided about the butt end of a vertically restrained coupler member which is seated within the pocket of a self-adjusting follower member having a c... | 10/08/1991 |
| 4593827 | Railway car drawbar connection with guided slack adjusting wedges The present invention relates to a drawbar railway coupler connection. The drawbar contacts a follower block which in turn contacts a wedge shaped shim. Such shim provides an essentially slackless feature to the coupling connection. Further, surfaces of t... | 06/10/1986 |
