Patent ID: 8240783

Claim:
A track system for a tracked vehicle, the system comprising: a sprocket assembly comprising: a bearing assembly; a sprocket rotatably attached to the bearing assembly; and a roller assembly comprising: a roller trolley comprising a frame; and a plurality of rollers rotatably supported on the trolley; a track disposed around the sprocket and the plurality of rollers; and a tension adjustment assembly comprising: a first plate secured to the bearing assembly an adjustment nut secured to a top of the plate adjacent the bearing assembly; and an adjustment bolt adapted to be threaded through the adjustment nut such that a threaded end of the bolt contacts the frame; and wherein the first plate is pivotally secured to the frame at a pivot point adjacent the bearing assembly and opposite from the adjustment nut; wherein the tension adjustment assembly is adapted to move the sprocket assembly relative to the roller assembly in a substantially vertical direction.