3917920

Information

• Patent Grant
• 3917920

• References
• Source

• Patent Number

  3,917,920

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1975
  50 years ago

• CPC

  • H01H21/56 - making contact in one position only
  • H01H1/365 - Bridging contacts
  • H01H9/10 - Adaptation for built-in fuses
  • H01H1/2041 - Rotating bridge

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 337 - Electricity: electrothermally or thermally actuated switches