EP 3686124 B1 20211124 - VACUUM RESISTANT PRESSURE VALVE FOR PACKAGING CONTAINERS
Title (en)
VACUUM RESISTANT PRESSURE VALVE FOR PACKAGING CONTAINERS
Title (de)
VAKUUMFESTES ÜBERDRUCKVENTIL FÜR VERPACKUNGSBEHÄLTER
Title (fr)
SOUPAPE DE SURPRESSION RÉSISTANTE AU VIDE POUR RÉCIPIENTS D'EMBALLAGE
Publication
Application
Priority
DE 102019200867 A 20190124
Abstract (en)
[origin: US2020239213A1] A pressure relief valve (1) comprises a main body (2), at least one through opening (51), which extends through the main body (2), a diaphragm (6), which is arranged over the at least one through opening (51), and a fluid (8), which is provided on the main body (2), the fluid (8) being arranged between the diaphragm (6) and the main body (2), the main body (2) having a first sealing region (21), a second sealing region (22) radially outside the first region, and a third sealing region (23) radially outside the second region, the regions being respectively formed as continuously closed, the at least one through opening (51) being arranged between the first sealing region (21) and the second sealing region (22), and the diaphragm (6) covering the first sealing region (21), the second sealing region (22) and the third sealing region (23).
IPC 8 full level
B65D 77/22 (2006.01)
CPC (source: EP US)
B65D 77/225 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3686124 A1 20200729; EP 3686124 B1 20211124; DE 102019200867 A1 20200730; US 11505388 B2 20221122; US 2020239213 A1 20200730
DOCDB simple family (application)
EP 19197908 A 20190918; DE 102019200867 A 20190124; US 201916580086 A 20190924