2428539

Information

• Patent Grant
• 2428539

• References
• Source

• Patent Number

  2,428,539

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1947
  77 years ago

• CPC

  • H01H71/164 - Heating elements
  • H01H71/161 - with helically or spirally wound bimetal
  • Y10T74/11 - Tripping mechanism

• US Classifications

  • 074 - Machine element or mechanism
  • 318 - Electricity: motive power systems
  • 337 - Electricity: electrothermally or thermally actuated switches
  • 361 - Electricity: electrical systems and devices