Patent ID: 7140457

Claim:
A transmission mechanism for a work vehicle, comprising: a hydrostatic transmission (HST) including a hydraulic pump having a pump shaft for receiving power from the drive source of the vehicle, a hydraulic motor having a motor shaft rotatable in cooperation with the hydraulic pump, and an HST housing accommodating the hydraulic pump and the hydraulic motor therein; and a power take-off (PTO) power transmission path disposed within the HST housing for dividedly transmitting the power from the pump shaft of the HST to a PTO unit for driving a work device, the PTO unit comprising a PTO shaft being placed opposite the motor shaft with the pump shaft being therebetween and supported by the HST housing so as to extend outwardly from the HST housing, and a PTO cooperative mechanism accommodated in the HST housing and coupling the pump shaft to the PTO shaft to provide the PTO power transmission path.