EP 1108652 A1 20010620 - Method of manufacturing a roll of plastic bags
Title (en)
Method of manufacturing a roll of plastic bags
Title (de)
Verfahren zur Herstellung einer Rolle von Kunststoffbeuteln
Title (fr)
Méthode de fabrication d'un rouleau de sachets en plastique
Publication
Application
Priority
- EP 98915295 A 19980402
- US 4267297 P 19970403
Abstract (en)
The invention relates to a method of manufacturing a roll of self-opening plastic bags (10), comprising the steps of forming a fully gussetted tubular bag, folding the web to form a multi-layer, star-sealed web, forming a series of weld lines (12) and separation lines (14) in a star-sealed web to separate it into a multiplicity of individual bags, at least partially opening the separation lines (14) in one of the outer layers of the multi-layer star-sealed configuration, and rolling the web into a roll (16). <IMAGE>
IPC 1-7
IPC 8 full level
B65B 43/26 (2006.01); B65D 33/00 (2006.01); B65H 35/10 (2006.01)
CPC (source: EP)
B65B 43/267 (2013.01); B65D 33/002 (2013.01); B65D 33/007 (2013.01); B65H 35/10 (2013.01)
Citation (search report)
- [Y] US 3754370 A 19730828 - HANSON N
- [YD] US 5558262 A 19960924 - SIMHAEE EBRAHIM [US]
- [A] WO 9311050 A1 19930610 - ROY THIERRY [FR]
- [A] US 4493684 A 19850115 - BOLTON RODERICK A [CA]
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 01103226 A 19980402