2770302

Information

• Patent Grant
• 2770302

• References
• Source

• Patent Number

  2,770,302

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1956
  68 years ago

• CPC

  • D21B1/10 - by cutting actions
  • B02C18/0007 - specially adapted for disintegrating documents
  • B02C2018/0069 - with stripping devices
  • Y02W30/644 - by cutting actions
  • Y10T83/2103 - Mover surrounds axis of tool rotation
  • Y10T83/2218 - Abutment interposed in path of free fall or flight of product
  • Y10T83/783 - Tool pair comprises contacting overlapped discs

• US Classifications

  • 083 - Cutting
  • 241 - Solid material comminution or disintegration
  • 493 - Manufacturing container or tube from paper