3277683

Information

• Patent Grant
• 3277683

• References
• Source

• Patent Number

  3,277,683

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1966
  58 years ago

• CPC

  • B21C37/292 - Forming collars by drawing or pushing a rigid forming tool through an opening in the tube wall
  • F16L41/045 - without removal of material
  • Y10T137/6123 - With aperture forming means
  • Y10T408/907 - including detailed shank
  • Y10T408/909 - Having peripherally spaced cutting edges

• US Classifications

  • 072 - Metal deforming
  • 137 - Fluid handling
  • 408 - Cutting by use of rotating axially moving tool