3158720

Information

• Patent Grant
• 3158720

• References
• Source

• Patent Number

  3,158,720

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1964
  60 years ago

• CPC

  • H01H1/54 - by magnetic force
  • H01H1/225 - the supporting member being pivotable
  • H01H9/386 - Arcing contact pivots relative to the fixed contact assembly
  • H01H1/5833 - comprising an articulating, sliding or rolling contact between movable contact and terminal
  • H01H2001/5838 - using electrodynamic forces for enhancing the contact pressure between the sliding surfaces

• US Classifications

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