REPLACEABLE HALF-TRACK CHASSIS Russian patent published in 2017 - IPC B62D55/04 

FIELD: transportation.

SUBSTANCE: replaceable half-track chassis comprises one or two pairs of track propulsors, each including a driving sprocket, a frame with support rollers mounted thereon, guide wheels with a tension mechanism, covered by an endless, mainly rubber-reinforced, track chain, an external crossarm, an internal crossarm with rollers, an elastic element in the form of a spring installed between the bases of the external and internal crossarms and the frame, a bracket with a copier and a stopper for the rollers of the internal crossarm. The external and internal crossarms are connected together by studs installed on both sides of the ends of the driving sprocket teeth and are fixed with nuts from both sides. The stopper of the internal crossarm rollers is welded in the middle part of the copier from below and has a through opening in the form of a groove. In the sidewalls of the internal crossarm, in its middle part, two coaxial openings are made, which are combined with the through opening in the form of a groove, formed in the stopper of the internal crossarm rollers, and the finger is inserted therein with the possibility of fixation.

EFFECT: increasing the chassis passability in areas with increased soil moisture.

6 cl, 8 dwg