2189996

Information

• Patent Grant
• 2189996

• References
• Source

• Patent Number

  2,189,996

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1940
  84 years ago

• CPC

  • H01H37/004 - with thermal image
  • G05D23/2754 - using bimetallic element
  • H01H37/52 - actuated due to deflection of bimetallic element

• US Classifications

  • 337 - Electricity: electrothermally or thermally actuated switches
  • 200 - Electricity: circuit makers and breakers
  • 310 - Electrical generator or motor structure