US PATENT SUBCLASS 173 / 51
.~ Drive plural means to reciprocate hammer heads or tools

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

50  DF  POWER PATHS TO PLURAL TOOLS FROM SINGLE DRIVE {1}
51.~ Drive plural means to reciprocate hammer heads or tools

DEFINITION

Classification: 173/51

(under subclass 50) Apparatus in which at least two of the power paths include means to impart a rectilinear to and fro movement to a tool or the hammer head or an impact delivering device.