US PATENT SUBCLASS 305 / 126
.~ Intermediate support includes wheel contacting upper and lower track runs

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

124  DF  WITH TRACK SUPPORT INTERMEDIATE OF END WHEELS {4}
126.~ Intermediate support includes wheel contacting upper and lower track runs

DEFINITION

Classification: 305/126

Intermediate support includes wheel contacting upper and lower track runs:

(under subclass 124) Apparatus wherein the holding means at the middle of the endless band includes at least one circular element touching both the top and bottom portion of the endless band. [figure] [caption]A, B - End wheels; C - Endless band; D - Band inner face; E - Intermediate support wheel