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MAGNETIC ACTUATOR MECHANISM

  • US 3,745,495 A
  • Filed: 12/16/1971
  • Issued: 07/10/1973
  • Est. Priority Date: 12/16/1971
  • Status: Expired due to Term
First Claim
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1. An electromagnetic actuator mechanism comprising, in combination, an armature pivoted at one end for rotation about the pivot axis, between a reset position and an operated position, a reset flux magnetic circuit including a permanent magnet and having a U-shaped configuration with the legs of the circuit being bridged by the armature when the armature is in its reset position, an operating flux magnetic circuit including a source of operating flux and having a U-shaped configuration with the legs of the circuit being bridged by the armature when the armature is in its operated position, and opposing flux means for generating opposing flux which opposes said reset flux during at least a portion of the time said operating flux is effective.

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