US PATENT SUBCLASS 305 / 161
.~.~.~ With mounting means

Current as of: June, 1999
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305 /   HD   WHEEL SUBSTITUTES FOR LAND VEHICLES

157  DF  ENDLESS BELT HAVING NONMETALLIC TRACK OR TREAD {5}
159  DF  .~ Track formed of rigid nonmetallic links {3}
160  DF  .~.~ Lug, shoe, or grouser structure, per se {1}
161.~.~.~ With mounting means {1}
162  DF  .~.~.~.~> Including threaded fastening means

DEFINITION

Classification: 305/161

With mounting means:

(under subclass 160) Apparatus including the specifics of the attachment structure (e.g., clamp, pin, key, interlocking surface) for releasably securing a lug, shoe, or grouser.

SEE OR SEARCH CLASS

37, Excavating,

455+, for the specifics of the attachment structure for releasably securing a tooth or adaptor.

299, Mining or In Situ Disintegration of Hard Material,

91+, for a tooth mounting means. [figure] [caption]A - Grouser plate; B - Bushing pin; C - Lock bolt; D - Bifurcated fastening plate; E - Resilient bushing; F, G - Rubberlike tread pad; H - Support plate; J - Support plate; K, L - Grouser plate lips