US PATENT SUBCLASS 172 / 285
.~.~ Rear wheel turned or controlled

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

278  DF  WITH WHEEL STEERING OR ACTUATOR FOR HORIZONTALLY ANGLING WHEEL AXIS {3}
282  DF  .~ Wheel on trailing implement responds to turning movement {3}
285.~.~ Rear wheel turned or controlled

DEFINITION

Classification: 172/285

(under subclass 282) Apparatus in which a wheel located to the rear of the tool is angled.

(1) Note. If more than one tool is present, the wheel must be behind all the tools.

SEE OR SEARCH THIS CLASS, SUBCLASS:

283, for actuated wheels on trailing implements interconnected with an adjustable tool and located to the rear of the tool.

284, for actuated wheels on trailing implements provided with additional angular adjusting means.

291, for a steerable wheel on a nonself-propelled implement in which the wheel is behind the tool.