2839714

Information

• Patent Grant
• 2839714

• References
• Source

• Patent Number

  2,839,714

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1958
  66 years ago

• CPC

  • H02P7/265 - whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
  • Y10S388/914 - Thyratron or ignitron

• US Classifications

  • 388 - Electricity: motor control systems
  • 323 - Electricity: power supply or regulation systems
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems