US PATENT SUBCLASS 172 / 207
.~.~ Draft member reversed

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}
206  DF  .~ Interrelated tool shift and lateral movement of draft member {2}
207.~.~ Draft member reversed

DEFINITION

Classification: 172/207

(under subclass 206) Apparatus in which the draft tongue or beam is swung through an angle of substantially 180 deg. with respect to the frame on which the earth working means is mounted so as to draw the apparatus alternately in opposite directions.

SEE OR SEARCH THIS CLASS, SUBCLASS:

214, for oppositely directed tools having a reversible draft tongue, the reversal of the draft tongue not causing any adjustment of the tools.