3745283

Information

• Patent Grant
• 3745283

• References
• Source

• Patent Number

  3,745,283

• Date Filed

  Not available

• Date Issued

  Tuesday, July 10, 1973
  51 years ago

• CPC

  • H01H33/91 - the arc-extinguishing fluid being air or gas
  • H01H3/52 - with means to ensure stopping at intermediate operative positions
  • H01H33/12 - Auxiliary contacts on to which the arc is transferred from the main contacts
  • H01H2033/028 - the cooperating contacts being both actuated simultaneously in opposite directions

• US Classifications

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