3798430

Information

• Patent Grant
• 3798430

• References
• Source

• Patent Number

  3,798,430

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1974
  50 years ago

• CPC

  • G05B19/371 - the positional error is used to control continuously the servomotor according to its magnitude
  • G05B2219/41187 - Inverse, reciprocal filter, transfer function, reduce lag in contouring
  • G05B2219/41461 - Phase counter and phase discriminator, phase locked motion
  • G05B2219/42072 - Position feedback and speed feedforward, speed from data of tape
  • G05B2219/42207 - Generate points between start and end position, linear interpolation

• US Classifications

  • 318 - Electricity: motive power systems
  • 700 - Data processing: generic control systems or specific applications