← EPO Patent Bulletin

LIQUID DISCHARGE MECHANISM, BATTERY BOX BODY, BATTERY AND ELECTRIC DEVICE

Publication EP4546557A1 Kind: A1 Mar 18, 2026

Applicants

Contemporary Amperex Technology (Hong Kong) Limited

Inventors

LONG, Chao, ZHANG, Wenhui, CHEN, Xingdi, WANG, Peng

IPC Classifications

H01M 50/691 20210101AFI20260205BHEP H01M 50/249 20210101ALI20260205BHEP H01M 50/209 20210101ALI20260205BHEP F16K 31/00 20060101ALI20260205BHEP F16K 24/04 20060101ALI20260205BHEP H01M 50/325 20210101ALI20260205BHEP H01M 50/333 20210101ALI20260205BHEP

Designated States

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