3789175

Information

• Patent Grant
• 3789175

• References
• Source

• Patent Number

  3,789,175

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1974
  51 years ago

• CPC

  • H01H33/91 - the arc-extinguishing fluid being air or gas
  • H01H33/12 - Auxiliary contacts on to which the arc is transferred from the main contacts
  • H01H33/7053 - having a bridging element around two hollow tubular contacts

• US Classifications

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