3251249

Information

• Patent Grant
• 3251249

• References
• Source

• Patent Number

  3,251,249

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1966
  58 years ago

• CPC

  • F15B11/04 - for controlling the speed
  • B23Q5/36 - in which a servomotor forms an essential element
  • B23Q5/404 - Screw bearings therefor
  • B23Q11/04 - Arrangements preventing overload of tools
  • F15B2015/1495 - with screw mechanism attached to the piston
  • F15B2211/30525 - Directional control valves
  • F15B2211/327 - electrically or electronically
  • F15B2211/40515 - with variable throttles or orifices
  • F15B2211/41509 - being connected to a pressure source and a directional control valve
  • F15B2211/426 - electrically or electronically
  • F15B2211/45 - Control of bleed-off flow
  • F15B2211/6336 - representing a state of the output member
  • F15B2211/7053 - Double-acting output members
  • F15B2211/75 - Control of speed of the output member
  • Y10T74/18688 - Limit stop
  • Y10T82/13 - Pattern section
  • Y10T82/2531 - Carriage feed
  • Y10T82/2549 - Feedscrews and rods
  • Y10T408/6757 - Fluid means
  • Y10T409/305936 - including fluid drive

• US Classifications

  • 082 - Turning