Framework structure for vehicles

摘要

A pair of reinforcing frames each comprising front and rear two dividable segments are attached to opposite sides of a vehicle body which comprises an engine, a clutch housing and a transmission case directly joined together into an assembly. Front and intermediate gate frames provided over the vehicle body at its front and intermediate portions astride thereof are secured to the reinforcing frames. Upper component members of the vehicle and a four-post protective frame are attached to the front and intermediate gate frames. The front and intermediate gate frames include upright members each made of a pipe of square to rectangular cross section. The members attached to the gate frames include front wheel fenders, a front cover, a bonnet, a fuel tank and a partition plate.