US PATENT SUBCLASS 305 / 124
WITH TRACK SUPPORT INTERMEDIATE OF END WHEELS

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

124WITH TRACK SUPPORT INTERMEDIATE OF END WHEELS {4}
125  DF  .~> Including end wheel support for movement to maintain track tension
126  DF  .~> Intermediate support includes wheel contacting upper and lower track runs
127  DF  .~> Including elongated slide or frame support {1}
129  DF  .~> With roller support contacting lower track run {9}

DEFINITION

Classification: 305/124

WITH TRACK SUPPORT INTERMEDIATE OF END WHEELS:

(under the class definition) Apparatus including a continuous ground engaging band having at least a pair of longitudinally spaced foremost and rearmost circular elements having a hub at the center and further including a band holding means or

sag prevention means situated at the middle of the foremost and rearmost circular elements.

(1) Note. Subject matter of this subclass includes means to support the upper or lower run of the endless band to maintain tension, to guide the band, or to support the vehicle and maintain contact between the lower run of the band and the ground.

SEE OR SEARCH CLASS

180, Motor Vehicles,

9.5+, for an endless flexible track support mounted for vertical movement. [figure] [caption]A - Main frame; B - Endless chain track; C - Rear wheel; D - Idler wheel; E - Roller truck frame; F - Rollers; G - Support spring; H - Guide rollers; J - Support bar; K - Links; L - Link pin