| 摘要 |
<p>977,762. Centrifugal switches; electromagnetic switches. GEB. BUHLER NACHFOLGER G.m.b.H. Feb. 20, 1963 [Feb. 24, 1962], No. 6894/63. Heading H2B. [Also in Division G3] Commutator segments on opposite sides of the armature of a D.C. motor M are connected to a coil 6 which rotates with the armature. A centrifugal switch 9 and rectifier 13 are connected in series with the coil 6 which co-operates with a permanent magnet 14 for controlling contacts 15 in the motor circuit. The armature 14 is mounted on a spring blade carrying a contact co-operating with a fixed contact (Fig. 2, not shown).</p> |
