2748226

Information

• Patent Grant
• 2748226

• References
• Source

• Patent Number

  2,748,226

• Date Filed

  Not available

• Date Issued

  Tuesday, May 29, 1956
  68 years ago

• CPC

  • H01H33/32 - pneumatic
  • H01H33/16 - Impedances connected with contacts
  • H01H33/7092 - characterised by several arcing chambers in series

• US Classifications

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