| 摘要 |
PURPOSE:To control a control valve without using an electronic control device and easily set the control rod of the control valve to the neutral position of a valve housing. CONSTITUTION:A connecting means 35 capable of adjusting its length and interlockingly connecting the rotation of a pitman arm 30 to the axial movement of a control rod 13 is provided between the control rod 13 of a control valve 2 and the pitman arm 30. |
