2499394

Information

• Patent Grant
• 2499394

• References
• Source

• Patent Number

  2,499,394

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1950
  75 years ago

• CPC

  • H02M1/26 - incorporating cam-operated contacts
  • H01H9/56 - for ensuring the operation of the switch at a predetermined point in the cycle
  • H02M1/22 - incorporating collectors and brushes
  • H02M1/28 - incorporating electromagnetically-operated vibrating contacts
  • Y10T307/872 - Repetitive make and break

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 361 - Electricity: electrical systems and devices
  • 363 - Electric power conversion systems