3486137

Information

• Patent Grant
• 3486137

• References
• Source

• Patent Number

  3,486,137

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1969
  55 years ago

• CPC

  • H01H33/44 - Devices for ensuring operation of the switch at a predetermined point in the ac cycle

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 218 - High-voltage switches with arc preventing or extinguishing devices