| 摘要 |
PROBLEM TO BE SOLVED: To provide a control valve device which enables various circuits to be easily provided according to model change etc. of a mother machine.SOLUTION: A control valve device includes a valve block 30 which switches a flow direction of a working fluid supplied to/discharged from a boom cylinder 85 and an arm cylinder 75 (an actuator). The valve block 30 includes: an actuator port 33 connected with the boom cylinder 85; a supply port 31, a discharge port 32, and a regeneration port 34 which communicate with the actuator port 33. The control valve device includes: a supply valve 1 located between the actuator port 33 and the supply port 31; and a discharge valve 2 located between the actuator port 33 and the discharge port 32. |
