| 摘要 |
<p>A hydraulic system for controlling hydraulic motors (10,11) for driving a tracked vehicle which circuit utilizes a single manual control lever (23) to control valve control units (19, 20, 21, 22) to direct pilot pressure.to actuate bi-directional valves (12, 13) that control the direction of movement of the hydraulic motors (10, 11).</p> |
