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Class Information
Number: 213/50.5
Name: Railway draft appliances > Cushioned > Cooperating parts fixed to car > Draft key retainers
Description: Devices in which parts of the car construction or separate means attached thereto prevent unintentional displacement of the draft key which couples the draft means to the cushioning means.

Patents under this class:

Patent Number Title Of Patent Date Issued
8376160 Key retainer for railway car coupler Feb. 19, 2013
6357613 Non-rotating draft key retainer Mar. 19, 2002
6305298 Light weight draft sill Oct. 23, 2001
5558238 Freight railway car slackless drawbar assembly Sep. 24, 1996
5544767 Freight railway car slackless drawbar assembly Aug. 13, 1996
5427257 Drawbar assembly yoke casting Jun. 27, 1995
5415304 Yoke casting for a drawbar assembly May. 16, 1995
5397007 Railway car slackless drawbar assembly Mar. 14, 1995
5394998 Front draft stop for use in a drawbar assembly Mar. 7, 1995
5207718 Slackless drawbar May. 4, 1993
5201827 Slackless drawbar system Apr. 13, 1993
5002192 Bearing arrangement for railway drawbar connection Mar. 26, 1991
4597499 Biased pin retainer block for a rotary coupling system Jul. 1, 1986
4420088 Rotary railroad car coupler assembly with a horizontal key/slot arrangement Dec. 13, 1983
4078669 Striker assembly for railway car cushioning device Mar. 14, 1978
4042117 Wear plate Aug. 16, 1977
3994402 Means to connect coupler shank to cushion unit Nov. 30, 1976

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