EP 0133520 B1 19890419 - CONTAINER CLOSURE WITH VENTING MEANS
Title (en)
CONTAINER CLOSURE WITH VENTING MEANS
Publication
Application
Priority
DE 3328953 A 19830811
Abstract (en)
[origin: US4533062A] A container closure made from plastics, for supplying air to or removing air from a container, comprising a closure lower portion which can be connected to the container and has a diaphragm portion which comprises one piece with said lower portion, closes the pouring opening and can be torn out, and a cap which can be detachably connected to the closure lower portion characterized in that the diaphragm portion has a resilient diaphragm with an opening which in the normal position of the diaphragm portion is sealed in an air-tight manner by a projection of the container closure abutting with the opening, wherein the diaphragm of the diaphragm portion is prestressed against the projection of the container closure, and a hollow space of the cap adjoining the opening is in open connection with the atmosphere.
IPC 1-7
IPC 8 full level
B65D 47/06 (2006.01); B65D 47/10 (2006.01); B65D 51/16 (2006.01)
CPC (source: EP US)
B65D 47/063 (2013.01 - EP US); B65D 47/103 (2013.01 - EP US); B65D 51/1644 (2013.01 - EP US)
Designated contracting state (EPC)
FR GB IT NL
DOCDB simple family (publication)
EP 0133520 A2 19850227; EP 0133520 A3 19860430; EP 0133520 B1 19890419; DE 3328953 A1 19850221; JP S60110652 A 19850617; US 4533062 A 19850806
DOCDB simple family (application)
EP 84108894 A 19840727; DE 3328953 A 19830811; JP 15944684 A 19840731; US 64003184 A 19840810