3185802

Information

• Patent Grant
• 3185802

• References
• Source

• Patent Number

  3,185,802

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1965
  60 years ago

• CPC

  • H01H33/82 - the fluid being air or gas
  • H01H3/52 - with means to ensure stopping at intermediate operative positions
  • H01H33/24 - Means for preventing discharge to non-current-carrying parts
  • H01H33/32 - pneumatic
  • H01H33/86 - the flow of arc-extinguishing fluid under pressure from the contact space being controlled by a valve

• US Classifications

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