2774931

Information

• Patent Grant
• 2774931

• References
• Source

• Patent Number

  2,774,931

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1956
  68 years ago

• CPC

  • H02M7/40 - by combination of static with dynamic converters by combination of dynamo-electric with other dynamic or static converters
  • H01H9/56 - for ensuring the operation of the switch at a predetermined point in the cycle

• US Classifications

  • 363 - Electric power conversion systems
  • 361 - Electricity: electrical systems and devices