3668351

Information

• Patent Grant
• 3668351

• References
• Source

• Patent Number

  3,668,351

• Date Filed

  Not available

• Date Issued

  Tuesday, June 6, 1972
  52 years ago

• CPC

  • H01H33/77 - wherein the break is in air at atmospheric pressure
  • H01F27/40 - Structural association with built-in electric component
  • H01F27/402 - Association of measuring or protective means
  • H01H9/085 - contact separation effected by removing contact carrying element
  • H02B7/06 - Distribution substations

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices
  • 361 - Electricity: electrical systems and devices