| 摘要 |
PROBLEM TO BE SOLVED: To provide a pressure control valve capable of being stably operated with a simple configuration and stably controlling the pressure. SOLUTION: A valve seat 50 is conically enlarged toward a valve member 52, and a diameter of the valve member 52 is determined to allow the valve member 52 to be abutted on the valve seat 50 near its wide end part when a valve 34 is closed. |
