| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To simply and inexpensively achieve a control valve that can properly switch a main path and a bypass path. <P>SOLUTION: The composite valve includes: a body 104 with the main path and the bypass path formed therein; a solenoid 102 mounted in the body 104; an open/close valve 42 provided upstream of the main path; an open/close valve 43 provided downstream of the main path, and operable in conjunction with the open/close valve 42; a bypass valve 41 provided in the bypass path, and driven by the solenoid 102; and an interlock open/close mechanism for opening or closing the open/close valve 42 and the open/close valve 43 in conjunction with each other according to a change in the differential pressure of the open/close valve 42 before and after opening and closing the bypass valve 41. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
