US PATENT SUBCLASS 172 / 404-- .~.~.~ Wheel adjusted by own power

US PATENT SUBCLASS 172 / 404
.~.~.~ Wheel adjusted by own power

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

395	DF	WITH GROUND SUPPORT VERTICALLY ADJUSTABLE RELATIVE TO FRAME {10}
400	DF	.~ Actuator and interconnected means for adjusting wheels on different axles {4}
403	DF	.~.~ With power take-off from wheel {1}
404		.~.~.~ Wheel adjusted by own power

DEFINITION

Classification: 172/404

(under subclass 403) Apparatus in which the wheel supplying the power is itself moved vertically with respect to the frame by use of said power.

SEE OR SEARCH THIS CLASS, SUBCLASS:

402, for a power take-off from a self-adjusted wheel for adjusting three or more wheels on different interconnected axles.

408+, for a wheel which is carried by a crank axle mount which is adjusted by power derived from the wheel.

SEE OR SEARCH CLASS

280, Land Vehicles, 47, for a vehicle having an extensible wheel that is vertically adjustable by means of power derived from the wheel as it rolls over the ground.