3919674

Information

• Patent Grant
• 3919674

• References
• Source

• Patent Number

  3,919,674

• Date Filed

  Not available

• Date Issued

  Tuesday, November 11, 1975
  49 years ago

• CPC

  • H01H83/20 - operated by excess current as well as by some other abnormal electrical condition
  • H01H83/12 - operated by voltage falling below a predetermined value
  • H01H71/1072 - Release mechanisms which are reset by opening movement of contacts
  • H01H2083/205 - having shunt or UVR tripping device with integrated mechanical energy accumulator

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets