Patent ID: 7735594

Claim:
A working vehicle comprising an engine frame for mounting an engine, a pair of right and left vehicle frames, and a transmission case, a rear portion of the engine frame being connected with front portions of the vehicle frames, the transmission case being placed between rear portions of the right and left vehicle frames, wherein the right and the left vehicle frames are connected via an upper connecting member and a lower connecting member, the engine having an output portion provided with a flywheel, the flywheel having an outer circumference surrounded by the right and the left vehicle frames and the upper and the lower connecting members, and wherein the vehicle frames have rear portions extended to side surfaces of the transmission case, the rear portion of the vehicle frame being penetrated by a frame pin from an outer side of the vehicle frame, the frame pin having a tip portion fitted into the side surface of the transmission case, the frame pin having a base portion provided with a pin fastening member, the pin fastening member being fastened to an outer side surface of the transmission case.