3656379

Information

• Patent Grant
• 3656379

• References
• Source

• Patent Number

  3,656,379

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1972
  52 years ago

• CPC

  • B21D28/00 - Shaping by press-cutting Perforating
  • B23D19/06 - with several spaced pairs of shearing discs working simultaneously
  • B26D7/084 - specially adapted for cutting articles composed of at least two different materials
  • Y10T83/0319 - Forming common groove
  • Y10T83/0524 - Plural cutting steps
  • Y10T83/825 - Successively acting
  • Y10T83/9401 - Cutting edge wholly normal to axis of rotation
  • Y10T83/9428 - Shear-type male tool
  • Y10T409/502624 - Means for cutting groove

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 083 - Cutting