EP 0142457 A2 19850522 - Method of shaping the bottom of a bag of flexible synthetic material starting from a cushion filled with a liquid.
Title (en)
Method of shaping the bottom of a bag of flexible synthetic material starting from a cushion filled with a liquid.
Title (de)
Verfahren zum Formen des Bodens eines Sacks aus flexiblem Kunststoffmaterial aus einem mit Flüssigkeit gefüllten Kissen.
Title (fr)
Procédé pour former le fond d'un sachet en matière synthétique souple à partir d'un coussin rempli de liquide.
Publication
Application
Priority
FR 8318254 A 19831115
Abstract (en)
1. A process for forming the bottom of a bag made of flexible synthetic material from a cushion (1) made of synthetic material and filled with liquid, and for giving the bag stability, this process involving gripping each of the two lower corners (3, 4) of the cushion (1) by means of tongs (5), winding the said corner on itself about the pin supporting the tongs according to a specific number of revolutions, and then finally, after immobilization and removal of the tongs, welding the roll thus formed.
Abstract (fr)
On pince les deux coins inférieurs (3,4) du coussin par une pince (5), on enroule lesdits coins sur eux-mêmes autour de l'axe supportant la pince. Puis on retire la pince et on soude le rouleau ainsi formé. Application: conditionnement de liquides.
IPC 1-7
IPC 8 full level
B31B 37/60 (2006.01); B65B 51/00 (2006.01); B65B 61/24 (2006.01)
CPC (source: EP)
B65B 61/24 (2013.01)
Designated contracting state (EPC)
AT BE CH DE GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0142457 A2 19850522; EP 0142457 A3 19850619; EP 0142457 B1 19861015; AT E22857 T1 19861115; DE 3460953 D1 19861120; FR 2554784 A1 19850517; FR 2554784 B1 19860117; JP S6121325 A 19860130
DOCDB simple family (application)
EP 84440050 A 19841113; AT 84440050 T 19841113; DE 3460953 T 19841113; FR 8318254 A 19831115; JP 23959584 A 19841115