摘要 |
<p>A vehicle track-module (10) including an upper drive wheel, a plurality of idler (14A and 14B) and bogey wheels (15A and 15B), and an endless rubber track (16) with spaced lugs (20) which extends around the wheels and is driven by the drive wheel (12), which has: a middle main plate (22) with a outer edge (40B) of first diameter and inward and outward sides (28A and 28B) forming the exposed inward and outward surfaces of the drive wheel; drive members axially across and projecting radially beyond the main-plate edge (26) to a second diameter.</p> |