US PATENT SUBCLASS 305 / 112
.~.~ Including self-cleaning endless belt


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

100  DF  WITH MEANS TO REMOVE OR EXCLUDE FOREIGN MATTER (E.G., SEAL, SCRAPER) {8}
111  DF  .~ With self-cleaning tread or track unit {3}
112.~.~ Including self-cleaning endless belt


DEFINITION

Classification: 305/112

Including self-cleaning endless belt:

(under subclass 111) Apparatus including a continuous track for automatic removal of mud, snow, and other debris.

(1) Note. The continuous track includes at least a pair of laterally spaced driving teeth, wherein the teeth in one row are located in staggered relation to the teeth in the other row and the staggered and spaced location of the driving teeth result in automatic removal of debris.

SEE OR SEARCH THIS CLASS, SUBCLASS:

20, for a wheel on top of upper track run.

195+, for a sprocket and track engagement.

SEE OR SEARCH CLASS

180, Motor Vehicles,

9.62+, for a belt or chain driven toothed wheel drive. 474, Endless Belt Power Transmission Systems or Components,

153, for a positive drive pulley or guide roll having a particular belt; subclass 205 wherein the drive surfaces are formed integral with a continuous flexible member. [figure] [caption]A - Endless track; B - Belt portion; C, D - Laterally spaced rows of teeth; E - Driving teeth; F - Belt strip;G, H, J - Inner/outer teeth surface; K - Driving sprocket rim; L, M - Hub with central; N - Driving lugs