US PATENT SUBCLASS 212 / 336
.~ Nonmotor traverse

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

71  DF  OVERHEAD {7}
336.~ Nonmotor traverse {4}
337  DF  .~.~> Nonmotor hoisting
338  DF  .~.~> With load-handler {1}
341  DF  .~.~> Fluid hoist
342  DF  .~.~> Lever hoist

DEFINITION

Classification: 212/336

Nonmotor traverse:

(under subclass 71) Subject matter in which the carriage is moved along the track by gravity or by an attendant.