CRAWLER VEHICLE WITH ADJUSTABLE TRACK Russian patent published in 2007 - IPC B62D55/84 

FIELD: transport engineering; crawler vehicles.

SUBSTANCE: proposed crawler vehicle with adjustable track contains at least one engine, upper part in which other components of vehicle are arranged, chassis including frame at each side of which one track unit is installed with possibility of changing distance between tracks and frame. One support is installed at each side on which at least one drive sprocket and at least one idler and group of track rollers are mounted and also track, front and rear supports, front and rear carrying devices coupled with supports and fastening devices. At least one of two supports of track units is detachably attached to frame by means of above indicated devices to re-install supports to different distance from frame in cross direction of chassis. At least rear support and carrying devices are made in form of brackets of at least partial U-shaped and/or shaped section open downwards or in form of bracket with at least partial round section and adjustable spacer bushing.

EFFECT: simplified and reduced cost of crawler vehicle with adjustable track.

21 cl, 25 dwg