| 摘要 |
<P>PROBLEM TO BE SOLVED: To directly provide a solenoid valve for a normal open function and a normal close function, excluding a permanent magnet and attached mechanisms. <P>SOLUTION: The solenoid valve includes a bobbin, a coil, a rod, and at least one ball. The bobbin has a through-hole and a multiple-turning-point groove in the inner wall of the bobbin. The coil winds around the bobbin. The rod is disposed in the through-hole and is capable of moving inward or outward along the through-hole, and has a recess in the outer wall of the rod. Each ball is received in the groove and the recess at the same time. <P>COPYRIGHT: (C)2010,JPO&INPIT |
