US PATENT SUBCLASS 212 / 93
.~.~.~.~ Cable


Current as of: June, 1999
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212 /   HD   TRAVERSING HOISTS

71  DF  OVERHEAD {7}
76  DF  .~ Cable {8}
87  DF  .~.~ Draft-rope, hoist-rope traverse {5}
92  DF  .~.~.~ Gravity return {1}
93.~.~.~.~ Cable


DEFINITION

Classification: 212/93

Cable:

(under subclass 92) Systems of the type comprising a carriage, a hoisting cable which moves the carriage in one direction, and a gravity-actuated cable for moving it in the opposite direction.