EP 0411259 A1 19910206 - Improved seal.
Title (en)
Improved seal.
Title (de)
Verbesserte Dichtung.
Title (fr)
Joint d'etanchéité amélioré.
Publication
Application
Priority
GB 8917666 A 19890802
Abstract (en)
ABSTRACT A secondary closure (22) for use with a screw cap closure which comprises a dish adapted to fit within the neck of a screw cap closure (14) characterised in that the dish has annular groove (26) about its external circumference adapted to receive an O-ring (28). The lower surface (24) of the dish is curved downwardly or radiused toward the interior of the drum. The external dimensions of the dish are such that the closure is an interference fit within the neck (10) and can only be removed by destroying the closure. The closure will resist internal pressures in the region of 1.5 - 2 bar (above ambient).
IPC 1-7
IPC 8 full level
B65D 41/28 (2006.01); B65D 51/18 (2006.01); B65D 53/02 (2006.01)
CPC (source: EP)
B65D 41/28 (2013.01); B65D 51/18 (2013.01); B65D 53/02 (2013.01); B65D 2251/0015 (2013.01); B65D 2251/0075 (2013.01)
Citation (search report)
- [Y] US 1750545 A 19300311 - GEORG STABERNACK, et al
- [Y] FR 1381587 A 19641214 - GERBLE ETS
- [A] US 1855813 A 19320426 - FRANCO ZAMPARI
- [A] US 1758916 A 19300520 - AULBACH CHARLES J
- [A] US 1476564 A 19231204 - YANCEY SAMUEL H
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 90109436 A 19900518; GB 8917666 A 19890802