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Publication of BE685680ApublicationCriticalpatent/BE685680A/xx
B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
B—PERFORMING OPERATIONS; TRANSPORTING
B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
B31B50/26—Folding sheets, blanks or webs
B31B50/44—Folding sheets, blanks or webs by plungers moving through folding dies
B31B50/46—Folding sheets, blanks or webs by plungers moving through folding dies and interconnecting side walls
B31B50/48—Folding sheets, blanks or webs by plungers moving through folding dies and interconnecting side walls by folding or tucking in locking flaps
B31B50/50—Folding sheets, blanks or webs by plungers moving through folding dies and interconnecting side walls by folding or tucking in locking flaps by interengaging tongues and slots
B—PERFORMING OPERATIONS; TRANSPORTING
B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
B31B50/26—Folding sheets, blanks or webs
B31B50/44—Folding sheets, blanks or webs by plungers moving through folding dies
B31B50/46—Folding sheets, blanks or webs by plungers moving through folding dies and interconnecting side walls
B—PERFORMING OPERATIONS; TRANSPORTING
B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
B31B50/60—Uniting opposed surfaces or edges; Taping
B31B50/73—Uniting opposed surfaces or edges; Taping by mechanically interlocking integral parts, e.g. by tongues and slots
B31B50/732—Uniting opposed surfaces or edges; Taping by mechanically interlocking integral parts, e.g. by tongues and slots by folding or tucking-in locking flaps
B31B50/734—Uniting opposed surfaces or edges; Taping by mechanically interlocking integral parts, e.g. by tongues and slots by folding or tucking-in locking flaps interengaging tongues and slots