US PATENT SUBCLASS 172 / 211
.~.~ Lift by ground support manipulation

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

204  DF  ALTERNATING FOR RIGHT OR LEFT HAND OPERATION (OTHER THAN SCRAPER) {10}
209  DF  .~ Interrelated tool lift and shift {2}
211.~.~ Lift by ground support manipulation

DEFINITION

Classification: 172/211

(under subclass 209) Apparatus in which the means for raising the earth working means comprises a wheel or wheel substitute which is depressed with respect to the frame on which the earth working means is mounted.

SEE OR SEARCH THIS CLASS, SUBCLASS:

398, for implements including an actuator adjusted ground

support and means interconnecting the actuating means and the earth working tool.