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Quick-Action Bistable Polarized Electromagnetic Actuator

  • US 20080284261A1
  • Filed: 04/06/2006
  • Published: 11/20/2008
  • Est. Priority Date: 04/06/2005
  • Status: Active Grant
First Claim
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1. An electromagnetic actuator composed of a mobile assembly composed of a fixed ferromagnetic statoric assembly including at least one electric energizing coil and at least one permanent magnet having two de-energized stable end of travel equilibrium positions, characterized in that the mobile assembly has two separate ferromagnetic armatures distributed on either side of the statoric assembly and each forming, with said statoric assembly, at least one magnetic circuit, and in that the permanent magnet magnetically cooperates with either one of the mobile ferromagnetic parts in de-energized stable end of travel equilibrium positions.

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