EP 4120856 A2 20230125 - CARTRIDGE HAVING PRESSURE EQUALIZATION
Title (en)
CARTRIDGE HAVING PRESSURE EQUALIZATION
Title (de)
KARTUSCHE MIT DRUCKAUSGLEICH
Title (fr)
CARTOUCHE À ÉQUILIBRAGE DE PRESSION
Publication
Application
Priority
- DE 102020107124 A 20200316
- EP 2021055371 W 20210303
Abstract (en)
[origin: WO2021185584A2] The invention relates to a cartridge for an electronic cigarette or a portable inhaler, comprising a rigid reservoir for receiving a liquid, wherein the reservoir has at least one extraction opening which is designed to enable the extraction of liquid from the reservoir, the reservoir comprising one or more elements for pressure regulation in the interior of the reservoir, which elements are arranged in the wall of the reservoir and through which liquid cannot exit from the reservoir, wherein the elements for pressure regulation are selected, independently of each other, from the list consisting of non-return valves, gas-permeable but liquid-impermeable membranes and deformable wall portions.
IPC 8 full level
A24F 40/42 (2020.01); A24F 40/485 (2020.01)
CPC (source: EP US)
A24F 40/42 (2020.01 - EP US); A24F 40/485 (2020.01 - EP US); A24F 40/10 (2020.01 - EP US)
Citation (search report)
See references of WO 2021185584A2
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
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
DE 102020107124 A1 20210916; CN 115884692 A 20230331; EP 4120856 A2 20230125; US 2023133206 A1 20230504; WO 2021185584 A2 20210923; WO 2021185584 A3 20211216
DOCDB simple family (application)
DE 102020107124 A 20200316; CN 202180021318 A 20210303; EP 2021055371 W 20210303; EP 21709971 A 20210303; US 202117910627 A 20210303