Global Patent Index - EP 4218436 A1

EP 4218436 A1 20230802 - VAPORIZATION CORE, VAPORIZER, AND ELECTRONIC VAPORIZATION APPARATUS

Title (en)

VAPORIZATION CORE, VAPORIZER, AND ELECTRONIC VAPORIZATION APPARATUS

Title (de)

VERDAMPFUNGSKERN, VERDAMPFER UND ELEKTRONISCHE VERDAMPFUNGSVORRICHTUNG

Title (fr)

NOYAU DE VAPORISATION, VAPORISATEUR ET APPAREIL DE VAPORISATION ÉLECTRONIQUE

Publication

EP 4218436 A1 20230802 (EN)

Application

EP 20954457 A 20200923

Priority

CN 2020117195 W 20200923

Abstract (en)

Provided are a vaporization core (30), a vaporizer (100), and an electronic vaporization apparatus (300), the vaporization core (30) comprising a porous substrate (32) and a heat-generating member (34); the porous substrate (32) comprising: a liquid-directing part (323), having a liquid-absorbent surface (326) and a vaporization surface (327), the liquid-directing part (323) is used for directing a liquid matrix the vaporization surface (327); an air exchange part (325) is connected to the liquid-directing part (323), a ventilation part (325) has lyophobic and air-permeability characteristics, the ventilation part (325) comprises a gas inlet surface (328) and a gas outlet surface (329), the gas inlet surface (328) is in contact with a gas, the gas outlet surface (329) is exposed to a liquid storage chamber, and the ventilation part (325) is used for conducting the gas from the gas inlet surface (328) to the gas outlet surface (329).

IPC 8 full level

A24F 40/40 (2020.01)

CPC (source: EP US)

A24F 40/10 (2020.01 - US); A24F 40/44 (2020.01 - EP US); A24F 40/46 (2020.01 - US); A24F 40/485 (2020.01 - EP US); A24F 40/10 (2020.01 - EP)

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)

EP 4218436 A1 20230802; EP 4218436 A4 20231025; JP 2023541653 A 20231003; US 2023225405 A1 20230720; WO 2022061603 A1 20220331

DOCDB simple family (application)

EP 20954457 A 20200923; CN 2020117195 W 20200923; JP 2023516843 A 20200923; US 202318188340 A 20230322