2220270

Information

• Patent Grant
• 2220270

• References
• Source

• Patent Number

  2,220,270

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1940
  84 years ago

• CPC

  • B26F1/08 - wherein the tools are carried by, and in operation move relative to, a rotative drum or similar support
  • Y10T83/2129 - By means carried by cooperating cutter
  • Y10T83/4812 - Compound movement of tool during tool cycle
  • Y10T83/9406 - Radially adjustable tool
  • Y10T225/12 - With preliminary weakening
  • Y10T225/307 - Combined with preliminary weakener or with nonbreaking cutter
  • Y10T225/321 - Preliminary weakener

• US Classifications

  • 225 - Severing by tearing or breaking
  • 083 - Cutting