US Patent 7913799 Working vehicle

The invention provides a working vehicle which can easily couple the accelerator arm of the governor of the engine and the shift peal in spite that the rotating speed of the engine can be easily changed on the basis of the operation of the shift pedal, and the manufacturing cost can be easily reduced. In a working vehicle provide with an engine mounted to a traveling machine body provided with traveling wheels, a hydraulic continuously variable transmission shifting a power from the engine, and a shift pedal operating so as to increase and decrease a shift output of the hydraulic continuously variable transmission and an accelerator arm of the engine are coupled via an interlocking mechanism.