2993401

Information

• Patent Grant
• 2993401

• References
• Source

• Patent Number

  2,993,401

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1961
  63 years ago

• CPC

  • B31B1/22 - Notching Trimming edges of flaps
  • B31B2201/147 - Cutting blanks
  • B31B2201/148 - Notching Trimming edges of flaps
  • Y10S83/911 - Envelope blank forming
  • Y10T83/4696 - Plural diverse flying cutters
  • Y10T83/4702 - With slitter
  • Y10T83/8736 - Sequential cutting motions
  • Y10T83/8753 - With means to clamp or bind work to moving tool
  • Y10T83/8755 - One tool resiliently mounted or biased
  • Y10T83/8782 - Stored energy furnishes cutting force
  • Y10T83/8834 - Successively acting

• US Classifications

  • 083 - Cutting