US PATENT SUBCLASS 213 / 184
.~.~.~ Rotating head or link

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

75 R  DF  COUPLINGS {9}
*  DD  .~ Link or bar type {8}
182  DF  .~.~ Headed link and shouldered slot {2}
184.~.~.~ Rotating head or link

DEFINITION

Classification: 213/184

Where a head on the link or the link itself is adapted for rotative movement to engage or disengage from the shouldered slot.

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