US PATENT SUBCLASS 172 / 97
.~ Compound motion for tool (e.g., reciprocating and oscillating, reciprocating and rotating)


Current as of: June, 1999
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172 /   HD   EARTH WORKING

35  DF  WITH DRIVE MEANS FOR TOOL OR CLEANER {37}
97.~ Compound motion for tool (e.g., reciprocating and oscillating, reciprocating and rotating)


DEFINITION

Classification: 172/97

(under subclass 35) Apparatus in which the earth working element or an earth-engaging portion thereof has different, distinct kinds of motions (such as reciprocating and rotating) with respect to the earth, these motions either occurring simultaneously or successively during the cyclical operation of the earth working element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

91+, for blades or teeth which are movably mounted on carriers which are also movably mounted so that said blades or teeth travel in paths determined by the superposed motions caused by the respective movable mountings.

101, for earth working elements which move in a guide means only in a reciprocating path.