3818168

Information

• Patent Grant
• 3818168

• References
• Source

• Patent Number

  3,818,168

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1974
  50 years ago

• CPC

  • H01H71/0214 - Housing or casing lateral walls containing guiding grooves or special mounting facilities
  • H01H71/523 - the contact arm being pivoted on cradle and mechanism spring acting between handle and contact arm
  • H01H71/501 - Means for breaking welded contacts; Indicating contact welding or other malfunction of the circuit breaker
  • H01H71/505 - Latching devices between operating and release mechanism
  • H01H2071/502 - with direct contact between manual operator and welded contact structure
  • Y10S200/42 - Contact welding considerations

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets