3147353

Information

• Patent Grant
• 3147353

• References
• Source

• Patent Number

  3,147,353

• Date Filed

  Not available

• Date Issued

  Tuesday, September 1, 1964
  60 years ago

• CPC

  • 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
  • H01H2071/502 - with direct contact between manual operator and welded contact structure

• US Classifications

  • 337 - Electricity: electrothermally or thermally actuated switches