3854836

Information

• Patent Grant
• 3854836

• References
• Source

• Patent Number

  3,854,836

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1974
  50 years ago

• CPC

  • B23B39/003 - Drilling machine situated underneath the workpiece
  • B23B49/00 - Measuring or gauging equipment on boring machines for positioning or guiding the drill Devices for indicating failure of drills during boring Centering devices for holes to be bored
  • B23Q17/24 - using optics or electromagnetic waves
  • Y10T408/18 - with stopping upon completion of prescribed operation
  • Y10T408/21 - with signal, indicator, illuminator or optical means
  • Y10T408/5647 - including means to move Tool
  • Y10T408/6757 - Fluid means
  • Y10T408/6786 - Manually moved lever

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool