2941136

Information

• Patent Grant
• 2941136

• References
• Source

• Patent Number

  2,941,136

• Date Filed

  Not available

• Date Issued

  Tuesday, June 14, 1960
  64 years ago

• CPC

  • G05B19/40 - Open loop systems
  • G05B19/351 - the positional error is used to control continuously the servomotor according to its magnitude
  • H03M1/485 - for position encoding
  • G05B2219/33268 - D-A, A-D
  • G05B2219/35354 - Polar coordinates, turntable
  • G05B2219/35554 - Mirror, other conversions
  • G05B2219/36553 - Track, channel on tape for each direction of movement
  • G05B2219/36562 - One tape, copy feeler controls several machines
  • G05B2219/36578 - Tracks for x, two for delta x, one for sign, three for y
  • G05B2219/36583 - Each punched hole is one pulse, increment
  • G05B2219/49291 - Torque, moment, drive power amplifier, movement follower
  • 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
  • 033 - Geometrical instruments
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 336 - Inductor devices
  • 341 - Coded data generation or conversion
  • 346 - Recorders
  • 409 - Gear cutting, milling, or planing