2531443

Information

• Patent Grant
• 2531443

• References
• Source

• Patent Number

  2,531,443

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1950
  74 years ago

• CPC

  • H01H9/56 - for ensuring the operation of the switch at a predetermined point in the cycle
  • H01H33/006 - adapted for interrupting fault currents with delayed zero crossings

• US Classifications

  • 361 - Electricity: electrical systems and devices