EP 0142455 B1 19870513 - BAG OF SYNTHETIC FLEXIBLE MATERIAL HAVING A TAB OF HEAT-SEALABLE FOIL TO OPEN IT
Title (en)
BAG OF SYNTHETIC FLEXIBLE MATERIAL HAVING A TAB OF HEAT-SEALABLE FOIL TO OPEN IT
Publication
Application
Priority
FR 8318258 A 19831115
Abstract (en)
[origin: EP0142455A2] 1. Sachet of flexible synthetic material of the type obtained by suitable folding of a single film of synthetic material, or from two strips of film, and welds forming the different sides of the sachet, comprising, along one weld line and in line with the region of the sachet where the pouring opening must be formed, at least one narrow strip of a bilateral thermo-sealing film interposed between the two film thicknesses connected by the said weld line, characterised in that the narrow strips (16) possess in their central part a curvilinear section possessing a high point (17) outside the weld line.
IPC 1-7
IPC 8 full level
B65D 75/52 (2006.01)
CPC (source: EP)
B65D 75/52 (2013.01)
Designated contracting state (EPC)
AT BE CH DE GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0142455 A2 19850522; EP 0142455 A3 19850619; EP 0142455 B1 19870513; AT E27128 T1 19870515; DE 3463635 D1 19870619; FR 2554788 A1 19850517; FR 2554788 B1 19860822
DOCDB simple family (application)
EP 84440046 A 19841113; AT 84440046 T 19841113; DE 3463635 T 19841113; FR 8318258 A 19831115