Global Patent Index - EP 1228857 B1

EP 1228857 B1 20050413 - Method of making gusseted bags from plastic sheet

Title (en)

Method of making gusseted bags from plastic sheet

Title (de)

Verfahren zum Herstellen von Seitenfaltensäcken aus Kunststofffolie

Title (fr)

Fabrication de sacs à plis latéraux à partir de film plastique

Publication

EP 1228857 B1 20050413 (DE)

Application

EP 01129808 A 20011214

Priority

DE 10106289 A 20010206

Abstract (en)

[origin: EP1228857A2] The method for producing a bag (1) with folded sides out of a section of a flat hose foil consists of: (a) cutting or perforating an end of the foil so that in the folded state of the foil the bottom wall (2) extends beyond the top wall (4); (b) providing the layers (2, 3) with an appropriate adhesive; (c) folding the bottom wall about the line (5); and (d) pressing it against the front wall.

IPC 1-7

B31B 19/62; B65D 30/20

IPC 8 full level

B31B 19/60 (2006.01); B31B 19/62 (2006.01); B31B 70/00 (2017.01); B65D 30/20 (2006.01); B31B 160/10 (2017.01)

CPC (source: EP US)

B31B 70/00 (2017.07 - EP US); B31B 70/62 (2017.07 - EP US); B31B 70/004 (2017.07 - EP US); B31B 2160/10 (2017.07 - EP US)

Designated contracting state (EPC)

DE FR GB IT

DOCDB simple family (publication)

EP 1228857 A2 20020807; EP 1228857 A3 20030409; EP 1228857 B1 20050413; DE 10106289 A1 20020829; DE 50105898 D1 20050519; US 2002107128 A1 20020808; US 6800051 B2 20041005

DOCDB simple family (application)

EP 01129808 A 20011214; DE 10106289 A 20010206; DE 50105898 T 20011214; US 6246102 A 20020205