US PATENT SUBCLASS 172 / 345
.~.~ Manipulated about longitudinal axis

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

329  DF  GUIDED BY WALKING ATTENDANT; SUPPORTED, PROPELLED, OR HELD IN POSITION BY ATTENDANT {7}
332  DF  .~ Tool manipulated with respect to mounting frame {5}
345.~.~ Manipulated about longitudinal axis

DEFINITION

Classification: 172/345

(under subclass 332) Apparatus in which an earth working element is movable by an attendant about an axis which extends in the direction of travel.

SEE OR SEARCH THIS CLASS, SUBCLASS:

459, for actuating means for lifting an earth working element for transport on a wheeled frame, the earth working element being pivotable about a longitudinal axis.

666, for an actuator for pivoting an earth working element about a longitudinal axis.