3866522

Information

• Patent Grant
• 3866522

• References
• Source

• Patent Number

  3,866,522

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  50 years ago

• CPC

  • B23D17/06 - actuated by fluid or gas pressure
  • B21D22/00 - Shaping without cutting, by stamping, spinning, or deep-drawing
  • B21D28/00 - Shaping by press-cutting Perforating
  • Y10T83/8801 - Plural tools on single oscillating arm [i.e., tool holder]
  • Y10T83/8809 - Fixed axis lever
  • Y10T83/8811 - Adjustable mechanical advantage
  • Y10T83/8814 - Adjustable
  • Y10T83/8873 - Straight line motion combined with tilting in plane of stroke

• US Classifications

  • 072 - Metal deforming
  • 083 - Cutting