2897427

Information

• Patent Grant
• 2897427

• References
• Source

• Patent Number

  2,897,427

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1959
  65 years ago

• CPC

  • B23Q15/10 - to maintain constant cutting velocity between tool and workpiece
  • Y10S388/93 - Load or torque
  • Y10T82/25 - Lathe
  • Y10T82/2556 - Speed change gears for maintaining constant cutting speed

• US Classifications

  • 318 - Electricity: motive power systems
  • 082 - Turning
  • 310 - Electrical generator or motor structure
  • 388 - Electricity: motor control systems