Patent ID: 7313914

Claim:
A hydraulic drive apparatus mounted on a vehicle comprising an operating system having a first and a second operating state, the hydraulic drive apparatus comprising: a housing; a hydraulic pump located within the housing; a control device, at least a portion of which is coupled to the hydraulic pump to control the hydraulic pump fluid flow, the control device movable among a neutral position, a plurality of reverse positions and a plurality of forward positions, the control device comprising: a first control device component; and a second control device component; and an actuator assembly mounted to the first control device component and selectively engaged to the second control device component, the actuator assembly connected to the operating system, wherein the actuator assembly causes the operating system to be in the first operating state when the control device is in the neutral position or is rotated to any of the forward positions and the actuator assembly causes the operating system to be in the second operating state when the control device is in any of the reverse positions.