US PATENT SUBCLASS 213 / 50.5
.~.~ Draft key retainers

Current as of: June, 1999
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213 /   HD   RAILWAY DRAFT APPLIANCES

7  DF  CUSHIONED {9}
50  DF  .~ Cooperating parts fixed to car {6}
50.5.~.~ Draft key retainers

DEFINITION

Classification: 213/50.5

(under subclass 50) 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.

SEE OR SEARCH THIS CLASS, SUBCLASS:

69, for draft key retainers in cushioned draft connections which do not include parts fixed to the car.

SEE OR SEARCH CLASS

411, Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener,

351, for a draft key fastener, per se.