2018340

Information

• Patent Grant
• 2018340

• References
• Source

• Patent Number

  2,018,340

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1935
  89 years ago

• CPC

  • H01H71/685 - in which the excitation of the electromagnet is interrupted by abnormal conditions
  • H01H71/16 - with bimetal element

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 337 - Electricity: electrothermally or thermally actuated switches