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Molded pole automatic circuit recloser with bistable electromagnetic actuator

  • US 5,912,604 A
  • Filed: 02/04/1997
  • Issued: 06/15/1999
  • Est. Priority Date: 02/04/1997
  • Status: Expired due to Term
First Claim
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1. An electromagnetic actuator, comprising:

  • a housing;

    a permanent magnet member, mounted in said housing;

    a coil, mounted in said housing, said coil and said permanent magnet defining a cavity within said housing;

    an armature, mounted in said housing, wherein said armature moves axially within said cavity between first and second positions;

    a non-magnetic spacer, mounted within said housing at one end of said cavity, whereby said armature when in said second position is spaced by said spacer a distance from the end of said housing adjacent said spacer; and

    a spring, mechanically connected to said armature, for biasing said armature towards said second position.

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