3877831

Information

• Patent Grant
• 3877831

• References
• Source

• Patent Number

  3,877,831

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1975
  49 years ago

• CPC

  • E02B11/005 - Drainage conduits
  • B23B39/20 - Setting work or tool carrier along a circular index line Turret head drilling machines
  • B23B41/00 - Boring or drilling machines or devices specially adapted for particular work Accessories specially adapted therefor
  • B26D3/16 - Cutting rods or tubes transversely
  • B26F1/0069 - and the tool travels with the tube
  • Y10T83/0596 - Cutting wall of hollow work
  • Y10T83/9314 - Pointed perforators
  • Y10T408/365 - Axes of tools moving with work during operation
  • Y10T408/37 - Turret of tools
  • Y10T408/3809 - Successively acting on workpiece

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 083 - Cutting