| 摘要 |
A servo control system which can automatically control a position of a hydrostatically supported member such as a table of a machine tool, rotary shaft or the like is disclosed. The system comprises a closed loop control system including a differential amplifier for effecting a subtraction operation between an amount of displacement of a member and an amount of reference signal and a servo amplifier delivering a control signal and a servovalve for supplying operating pressure upon receipt of the control signal to the member, whereby the position of the member is controlled by the pressure applied thereto. |
