3458676

Information

• Patent Grant
• 3458676

• References
• Source

• Patent Number

  3,458,676

• Date Filed

  Not available

• Date Issued

  Tuesday, July 29, 1969
  54 years ago

• CPC

  • H01T1/10 - with extinguishing fluid evolved from solid material by heat of arc
  • H01H33/126 - being operated by the distal end of a sectionalising contact arm
  • H01H33/70 - Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
  • H01H33/7007 - wherein the flow is a function of the current being interrupted
  • H01H33/76 - wherein arc-extinguishing gas is evolved from stationary parts Selection of material therefor
  • H01H33/91 - the arc-extinguishing fluid being air or gas

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices
  • 096 - Gas separation: apparatus