3418439

Information

• Patent Grant
• 3418439

• References
• Source

• Patent Number

  3,418,439

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1968
  56 years ago

• CPC

  • H01H33/666 - Operating arrangements
  • H01H33/008 - Pedestal mounted switch gear combinations
  • H01H33/14 - Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
  • H01H33/16 - Impedances connected with contacts
  • H01H2033/146 - using capacitors

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices
  • 200 - Electricity: circuit makers and breakers