| 摘要 |
PCT No. PCT/DE89/00253 Sec. 371 Date Feb. 27, 1990 Sec. 102(e) Date Feb. 27, 1990 PCT Filed Apr. 22, 1989 PCT Pub. No. WO89/10511 PCT Pub. Date Nov. 2, 1989.A magnetic valve which is closed when current is absent includes an electromagnet driver having a U-shaped magnetizable yoke carrying a winding; a pivotally attached armature including a soft magnetic material; a permanent magnet disposed on the armature; and a pole plate disposed between the permanent magnet and a part of the yoke which carries the winding. The yoke part and the pole plate define a separating plane therebetween. The mangetic valve further has a valve cone disposed on the armature below the separating plane. |
