3558991

Information

• Patent Grant
• 3558991

• References
• Source

• Patent Number

  3,558,991

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1971
  53 years ago

• CPC

  • H01H71/505 - Latching devices between operating and release mechanism
  • H01H71/125 - characterised by sensing elements
  • H01H83/20 - operated by excess current as well as by some other abnormal electrical condition
  • H01H2071/506 - using balls or rollers in the latching device

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets