2673912

Information

• Patent Grant
• 2673912

• References
• Source

• Patent Number

  2,673,912

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1954
  70 years ago

• CPC

  • H01H85/42 - using an arc-extinguishing gas
  • H01H33/76 - wherein arc-extinguishing gas is evolved from stationary parts Selection of material therefor
  • H01H2033/085 - using a flat arc chute, the width of arc chamber being only slightly greater then thickness of switch blade

• US Classifications

  • 218 - High-voltage switches with arc preventing or extinguishing devices
  • 337 - Electricity: electrothermally or thermally actuated switches