3439336

Information

• Patent Grant
• 3439336

• References
• Source

• Patent Number

  3,439,336

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1969
  55 years ago

• CPC

  • G05B19/351 - the positional error is used to control continuously the servomotor according to its magnitude
  • G05B19/231 - the positional error is used to control continuously the servomotor according to its magnitude
  • H03K5/26 - the characteristic being duration, interval, position, frequency, or sequence
  • G05B2219/41458 - Servo loop with phase counter and phase discriminator, see figure SE-four

• US Classifications

  • 340 - Communications: electrical
  • 318 - Electricity: motive power systems
  • 700 - Data processing: generic control systems or specific applications
  • 708 - Electrical computers: arithmetic processing and calculating