US PATENT SUBCLASS 173 / 48
.~ Adjustable to impacting device

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

47  DF  DRIVE ADJUSTABLE TO COMPLETELY CHANGE KIND OF DRIVE {1}
48.~ Adjustable to impacting device

DEFINITION

Classification: 173/48

(under subclass 47) Apparatus in which the drive means is adjustable to or from means to deliver an impact to a tool.

SEE OR SEARCH THIS CLASS, SUBCLASS:

93.5+, for a tool drive which rotates a tool under one torsional load condition and which rotary drive slips or yields under another torsional load condition to cause torsional impact to be delivered to the tool.