2419120

Information

• Patent Grant
• 2419120

• References
• Source

• Patent Number

  2,419,120

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1947
  77 years ago

• CPC

  • B23Q17/00 - Arrangements for observing, indicating or measuring on machine tools
  • B23Q5/18 - Devices for preselecting speed of working-spindle
  • B23Q2705/08 - Devices for preselecting speed in gear boxes of lathes
  • Y10T82/2554 - Speed changing gear
  • Y10T408/21 - with signal, indicator, illuminator or optical means
  • Y10T409/309352 - Cutter spindle or spindle support

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 082 - Turning
  • 235 - Registers
  • 340 - Communications: electrical
  • 409 - Gear cutting, milling, or planing