Apparatus for supporting a swing frame in a vehicle

Abstract

Apparatus for supporting a swing frame on a body of a vehicle in which rear wheels are rotatably mounted on the swing frame carried on the rear portion of the vehicle body so that the swing frame is swingable up and down with respect to the body, the rear wheels being driven by a shaft drive transmission mechanism accommodated within the swing frame. The swing frame comprises left and right rear arms disposed in a laterally spaced relation and extending longitudinally of the vehicle body and axle cases connecting the rear arms together and carrying the rear wheels, the left and right rear arms having left and right short pivot shafts, respectively, which are secured to the insides of the front portions of the left and right rear arms, these pivot shafts supporting the swing frame rotatably on the rear portion of the vehicle body for vertical swinging motion around the pivot shafts.

Dependencies are inferred from the claim text.