EP 0348323 A1 19891227 - Opening/closing device with limited penetration for a pliable plastic sachet.
Title (en)
Opening/closing device with limited penetration for a pliable plastic sachet.
Title (de)
Vorrichtung zum Öffnen und Verschliessen eines Beutels aus Kunststoff mit beschränktem Eindringungsvermögen.
Title (fr)
Dispositif d'ouverture-fermeture pour sachet en matière synthétique souple avec limitation de pénétration.
Publication
Application
Priority
FR 8808568 A 19880622
Abstract (en)
Opening/closing device for a pliable plastic sachet obtained from a film material, of the type comprising a threaded shank attached to a wall of the said sachet and interacting with a plug which can be screwed onto the said shank and which has teeth making it possible to cut the wall in the region of the central orifice of the shank, to allow the said sachet to be opened, characterised in that it possesses a means produced integrally with the shank (2) and/or the plug (1), making it possible to protect the opposite wall of the sachet against the teeth (5) of the said plug. <??>According to an alternative version, the base (7) of the shank (2) has a substantially cylindrical collar (8) of such a size that the end of the teeth cannot go beyond its edge (9). <??>The invention is used for the packaging of liquids. <IMAGE>
IPC 1-7
IPC 8 full level
B65D 5/74 (2006.01); B65D 5/63 (2006.01); B65D 77/06 (2006.01)
CPC (source: EP US)
B65D 77/067 (2013.01 - EP US)
Citation (search report)
- [Y] GB 1104359 A 19680228 - KATHLEEN HENFREY
- [Y] WO 8000556 A1 19800403 - TEICH AG FOLIENWALZWERK [AT], et al
Designated contracting state (EPC)
AT BE CH DE ES GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0348323 A1 19891227; EP 0348323 B1 19930922; AT E94837 T1 19931015; CA 1326470 C 19940125; DE 68909327 D1 19931028; DE 68909327 T2 19940428; ES 2045530 T3 19940116; FR 2633270 A1 19891229; FR 2633270 B1 19901102; JP H02205549 A 19900815; PT 90930 A 19891229; PT 90930 B 19941031; US 5016757 A 19910521
DOCDB simple family (application)
EP 89470009 A 19890503; AT 89470009 T 19890503; CA 603471 A 19890621; DE 68909327 T 19890503; ES 89470009 T 19890503; FR 8808568 A 19880622; JP 16058689 A 19890622; PT 9093089 A 19890621; US 37038789 A 19890622