3748558

Information

• Patent Grant
• 3748558

• References
• Source

• Patent Number

  3,748,558

• Date Filed

  Not available

• Date Issued

  Tuesday, July 24, 1973
  51 years ago

• CPC

  • G05B19/075 - for delivering a step function, a slope or a continuous function
  • H02P7/28 - using semiconductor devices
  • H02P7/285 - controlling armature supply only
  • H02P7/293 - using phase control
  • Y10S388/902 - Compensation
  • Y10S388/932 - with reverse torque

• US Classifications

  • 388 - Electricity: motor control systems
  • 318 - Electricity: motive power systems