| 摘要 |
PROBLEM TO BE SOLVED: To provide an operation check valve capable of achieving space-saving and multi-functionalization by integrating a selector valve. SOLUTION: A selector valve 5 for controlling the flow of working fluid in both forward and reverse directions between a hydraulic pump 1 and a tank 3 storing the working fluid is coaxially housed in the center of a valve housing part 4a, the check valves 4b housed so as to confront with each other while fastening the selector valve 5 are provided on both sides, and the selector valve 5 is integrated with the operation check valve 4. COPYRIGHT: (C)2006,JPO&NCIPI
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