| 摘要 |
A control apparatus for a hydrostatic device such as a hydrostatic transmission having a rotatable pump and motor mounted in a housing, a moveable swash plate engaged to the pump and a trunnion shaft engaged to one side of the swash plate and extending out of the housing, wherein the control apparatus comprises a control arm and return arm mounted external to the transmission housing, the control arm engaging the trunnion shaft and having a ball bearing mounted thereon, so that the return arm engages the ball bearing to provide a return force to the control arm.
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