3611884

Information

• Patent Grant
• 3611884

• References
• Source

• Patent Number

  3,611,884

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1971
  53 years ago

• CPC

  • B31B1/20 - Cutting sheets or blanks
  • B31B1/12 - by air pressure or suction
  • B31B1/22 - Notching Trimming edges of flaps
  • B31B1/25 - Surface scoring
  • B31B1/36 - by continuously feeding same to stationary members
  • B31B1/58 - by moving endless belts
  • B31B1/64 - by applying heat or pressure
  • B31B1/72 - by applying or securing strips or sheets
  • B31B1/88 - Printing or embossing
  • B31B1/96 - in overlapping arrangement
  • B31F1/10 - by rotary tools
  • B31B2201/0211 - involving air pressure or vacuum
  • B31B2201/147 - Cutting blanks
  • B31B2201/148 - Notching Trimming edges of flaps
  • B31B2201/255 - using tools mounted on belts or chains
  • B31B2201/257 - using tools mounted on a drum
  • B31B2201/2637 - by continuously feeding same to stationary members
  • B31B2201/2683 - by moving belts or chains
  • B31B2201/27 - Straightening the side walls of boxes, squaring collapsed folded box blanks, deforming boxes
  • B31B2201/6026 - by applying heat or pressure
  • B31B2201/6086 - for uniting meeting edges of collapsed boxes
  • B31B2201/88 - Printing, marking, embossing
  • B31B2201/925 - in overlapping arrangement
  • B31B2203/003 - Making collapsible boxes Making boxes being in a collapsed condition at least during some of the manufacturing steps
  • B31B2203/082 - Making boxes from tubular webs or blanks, including tube or bottom forming operations

• US Classifications

  • 493 - Manufacturing container or tube from paper