US PATENT SUBCLASS 37 / 306-- .~ Elevating wheel

US PATENT SUBCLASS 37 / 306
.~ Elevating wheel

Current as of: June, 1999
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37 /	HD	EXCAVATING

304	DF	SELF-LOADING VEHICLE {2}
306		.~ Elevating wheel

DEFINITION

Classification: 37/306

Elevating wheel:

(under subclass 304) Apparatus including a rotating circular

frame having digging elements used to either dig the earth from the ground or remove earth from the digging tool for delivery to a container. [figure] [caption]A - Elevating wheel; B - Wheel hub; C - Digging element; D - Digging edge; E - Vehicle wheel

SEE OR SEARCH CLASS

171, Unearthing Plants or Buried Objects,

63+, for apparatus for collecting small stones resting on or partially embedded in the ground which may be driven by a tractor wheel.

414, Material or Article Handling,

439+, for a ground wheel-driven load-handling means.