US PATENT SUBCLASS 213 / 146
.~.~.~.~.~.~.~ With lock set and anticreep

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

75 R  DF  COUPLINGS {9}
77  DF  .~ Counterpart {2}
100 R  DF  .~.~ Interengaging hooks and knuckles {6}
104  DF  .~.~.~ Horizontally swinging {4}
109  DF  .~.~.~.~ Janney type {17}
139  DF  .~.~.~.~.~ Gravity locks {3}
145  DF  .~.~.~.~.~.~ Vertically sliding {3}
146.~.~.~.~.~.~.~ With lock set and anticreep

DEFINITION

Classification: 213/146

Wherein devices of the class indicated means is provided for holding the lock temporarily in its unlocking position until the knuckle swings towards open position. This means is called the lock set and there is also provided means to prevent accidental movement of the lock to unlocking position during service of the coupler, this means being called the anticreep.