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Current content: 159 515 718 patent documents

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154 531 new documents added

1 078 520 documents amended

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EP 0032115 A2 19810715 - Improved pressure release closure.

Title (en)

Improved pressure release closure.

Title (de)

Druckablassverschluss.

Title (fr)

Fermeture à décompression.

Publication

EP 0032115 A2 19810715 (EN)

Application

EP 81100016 A 19780602

Priority

AU PD041677 A 19770610
EP 78300012 A 19780602

Abstract (en)

An improved pressure release for use in containers for pressurised liquid in which the closure is formed partly within a pouring closure and partly outside the pouring closure whereby the pressure releasing closure is permanently opened by the opening of said pouring closure to create an air vent or liquid draining opening outside the pouring closure.

IPC 1-7

B65D 17/32

IPC 8 full level

B21D 51/38 (2006.01); B65D 17/32 (2006.01)

CPC (source: EP)

B21D 51/383 (2013.01); B65D 17/401 (2017.12); B65D 2205/00 (2013.01)

Designated contracting state (EPC)

BE CH DE FR GB LU NL SE

DOCDB simple family (publication)

EP 0032115 A2 19810715; EP 0032115 A3 19810819; EP 0032115 B1 19840208; DE 2862374 D1 19840315

DOCDB simple family (application)

EP 81100016 A 19780602; DE 2862374 T 19780602