3639828

Information

• Patent Grant
• 3639828

• References
• Source

• Patent Number

  3,639,828

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  52 years ago

• CPC

  • H01H51/12 - Armature is movable between two limit positions of rest and is moved in both directions due to the energisation of one or the other of two electromagnets without the storage of energy to effect the return movement
  • G01R33/025 - Compensating stray fields
  • H01H51/01 - Relays in which the armature is maintained in one position by a permanent magnet and freed by energisation of a coil producing an opposing magnetic field
  • H01H51/2272 - comprising rockable armature, rocking movement around central axis parallel to the main plane of the armature

• US Classifications

  • 324 - Electricity: measuring and testing