3553406

Information

• Patent Grant
• 3553406

• References
• Source

• Patent Number

  3,553,406

• Date Filed

  Not available

• Date Issued

  Tuesday, January 5, 1971
  54 years ago

• CPC

  • H01H33/82 - the fluid being air or gas
  • H01H1/14 - by abutting
  • H01H33/302 - for fluid insulated switchgear, wherein the insulating fluid is also the working fluid
  • H01H33/7038 - characterised by a conducting tubular gas flow enhancing nozzle
  • H01H33/83 - wherein the contacts are opened by the flow of air or gas

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices