US PATENT SUBCLASS 173 / 151-- .~.~ Cable means controls advance

US PATENT SUBCLASS 173 / 151
.~.~ Cable means controls advance

Current as of: June, 1999
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173 /	HD	TOOL DRIVING OR IMPACTING

141	DF	ADVANCE CAUSING OR CONTROLLING MEANS {6}
148	DF	.~ Tool advances relative to drive {3}
151		.~.~ Cable means controls advance

DEFINITION

Classification: 173/151

(under subclass 148) Apparatus comprising a means to coil or otherwise drive a cable or similar flexible element which is connected to the tool to control forward movement of the tool.

SEE OR SEARCH THIS CLASS, SUBCLASS:

81+, for a means to advance and cyclically reciprocate a cable supporting a tool.

147, for a cable means to forcibly advance a tool.

SEE OR SEARCH CLASS

254, Implements or Apparatus for Applying Pushing or Pulling Force, 264+, for apparatus for hauling or hoisting a load which includes a driven device which contacts and pulls on a cable.