Global Patent Index - EP 0717710 B1

EP 0717710 B1 1999-04-21 - SEALING DISC

Title (en)

SEALING DISC

Title (de)

DICHTSCHEIBE

Title (fr)

DISQUE D'ETANCHEITE

Publication

EP 0717710 B1 (DE)

Application

EP 95926884 A

Priority

  • DE 4424666 A
  • EP 9502768 W

Abstract (en)

[origin: DE4424666A1] In a sealing disc of at least two layers (2a, 2B) for the closure (3) of containers (1) for odour-sensitive foodstuffs (6), hydrophilic products or the like, especially soluble coffee, one of the layers (2a, 2b) consists of polypropylene and another (2a) of polyethylene, polypropylene or wax. The polypropylene layer (2b) in the closure (3) is held firmly by clamping and there are further layers (7, 8) which, when the container (1) is first opened, are separated and remain on the upper peripheral edge (4) of the container (1).

IPC 1-7 (main, further and additional classification)

B65D 53/04

IPC 8 full level (invention and additional information)

B65D 53/04 (2006.01)

CPC (invention and additional information)

B65D 53/04 (2013.01)

Citation (examination)

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family

DE 4424666 A1 19960118; DE 4424666 C2 19970528; AT 179137 T 19990515; DK 0717710 T3 19991025; EP 0717710 A1 19960626; EP 0717710 B1 19990421; ES 2131323 T3 19990716; GR 3030621 T3 19991029; WO 9602433 A1 19960201