US PATENT SUBCLASS 173 / 215
.~ Endless flexible drive means

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

213  DF  MEANS TO DRIVE TOOL ABOUT AN AXIS {7}
215.~ Endless flexible drive means

DEFINITION

Classification: 173/215

Endless flexible drive means:

(under subclass 213) Apparatus wherein a pliant, continuous line (e.g., rope, chain, etc.) powers the tool.