US PATENT SUBCLASS 172 / 218
.~ Shiftable moldboard


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}
218.~ Shiftable moldboard


DEFINITION

Classification: 172/218

(under subclass 204) Apparatus comprising an earth working means having one portion which operates in and acts to break the soil in the same position for both directions of earth movement and an earth deflector or deflectors connected therewith and adjustable to different positions to move the soil toward either side of the device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

217, for tools having oppositely directed earth breaking points with a movable deflector for moving the soil in alternate directions on movement of the tool in opposite directions.