US PATENT SUBCLASS 198 / 302
.~ Retractable ground wheel

Current as of: June, 1999
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198 /   HD   CONVEYORS: POWER-DRIVEN

300  DF  CONVEYING APPARATUS ENTIRELY SUPPORTED BY MOBILE GROUND ENGAGING MEANS {11}
302.~ Retractable ground wheel

DEFINITION

Classification: 198/302

(under subclass 300) Apparatus including means for lifting a wheel of the carrier from its supporting surface, e.g., to transfer the weight of the apparatus to a fixed support leg while the conveyor is operated at a selected site.

SEE OR SEARCH CLASS

172, Earth Working,

240+, for earth working vehicle having ground support engageable with ground for transport only.