1749718

Information

• Patent Grant
• 1749718

• References
• Source

• Patent Number

  1,749,718

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1930
  95 years ago

• CPC

  • H05B1/0213 - using bimetallic elements
  • Y10S200/28 - Thermal spring snap
  • Y10T307/438 - Limit control

• US Classifications

  • 219 - Electric heating
  • 200 - Electricity: circuit makers and breakers
  • 307 - Electrical transmission or interconnection systems
  • 337 - Electricity: electrothermally or thermally actuated switches
  • 392 - Electric resistance heating devices