3099781

Information

• Patent Grant
• 3099781

• References
• Source

• Patent Number

  3,099,781

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1963
  61 years ago

• CPC

  • G05B19/251 - the positional error is used to control continuously the servomotor according to its magnitude
  • G05B2219/43182 - Speed control with feedback and as reference the programmed value
  • Y10T409/300896 - with sensing of numerical information and regulation without mechanical connection between sensing means and regulated means [i.e., numerical control]

• US Classifications

  • 318 - Electricity: motive power systems
  • 409 - Gear cutting, milling, or planing