3646488

Information

• Patent Grant
• 3646488

• References
• Source

• Patent Number

  3,646,488

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1972
  52 years ago

• CPC

  • H01H77/104 - with a stable blow-off position
  • H01H71/2418 - combined with an electrodynamic current limiting mechanism
  • H01H71/2472 - with rotatable armatures
  • H01H2001/223 - using a torsion spring
  • H01H2071/2427 - with blow-off movement tripping mechanism

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets