2794886

Information

• Patent Grant
• 2794886

• References
• Source

• Patent Number

  2,794,886

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1957
  67 years ago

• CPC

  • H01H33/164 - the impedance being inserted in the circuit by blowing the arc onto an auxiliary electrode
  • H01H33/16 - Impedances connected with contacts

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices
  • 361 - Electricity: electrical systems and devices