2898420

Information

• Patent Grant
• 2898420

• References
• Source

• Patent Number

  2,898,420

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1959
  66 years ago

• CPC

  • H01H71/40 - Combined electrothermal and electromagnetic mechanisms
  • H01H71/2472 - with rotatable armatures
  • H01H71/2454 - characterised by the magnetic circuit or active magnetic elements
  • H01H2071/147 - Thermal release by expansion of a fluid

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 337 - Electricity: electrothermally or thermally actuated switches