2916931

Information

• Patent Grant
• 2916931

• References
• Source

• Patent Number

  2,916,931

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1959
  65 years ago

• CPC

  • G05B19/351 - the positional error is used to control continuously the servomotor according to its magnitude
  • B23Q5/56 - Preventing backlash
  • G05B2219/41064 - Reference screw, simulation axis, electronic simulated axis
  • Y10T74/19623 - Backlash take-up
  • Y10T74/19902 - Screw and nut
  • Y10T82/2531 - Carriage feed
  • Y10T409/304592 - with compensation for backlash in drive means

• US Classifications

  • 074 - Machine element or mechanism
  • 082 - Turning
  • 409 - Gear cutting, milling, or planing
  • 470 - Threaded, headed fastener, or washer making: process and apparatus