3902389

Information

• Patent Grant
• 3902389

• References
• Source

• Patent Number

  3,902,389

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • B21D28/12 - Punching using rotatable carriers
  • B21D28/04 - Centering the work Positioning the tools
  • Y10T83/173 - Arithmetically determined program
  • Y10T83/2159 - By spring means
  • Y10T83/4632 - Comprises a work-moving gripper
  • Y10T83/4645 - With means to clamp work during dwell
  • Y10T83/5778 - With resilient drive element
  • Y10T83/75 - With or to tool guide
  • Y10T83/8732 - Turret of tools
  • Y10T83/8785 - Through return [noncutting] stroke

• US Classifications

  • 083 - Cutting