2922009

Information

• Patent Grant
• 2922009

• References
• Source

• Patent Number

  2,922,009

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1960
  64 years ago

• CPC

  • H01H3/30 - using spring motor
  • H01H33/52 - for interlocking two or more switches
  • H01H71/70 - actuated by electric motor
  • H01H2300/002 - Application electric motor braking

• US Classifications

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