US PATENT SUBCLASS 172 / 743
.~.~.~ Adjustable about a longitudinal axis

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

681  DF  TOOL, STANDARD OR CONNECTION {32}
734  DF  .~ Adjustable {5}
741  DF  .~.~ Laterally adjustable {2}
743.~.~.~ Adjustable about a longitudinal axis

DEFINITION

Classification: 172/743

(under subclass 741) Apparatus wherein the earth working element is adjustable about an axis extending in the line of travel and parallel to the earth.

(1) Note. For the meaning of "adjustable" see the class definition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

600, for a disc gang which is mounted for tilting about a longitudinal axis.