Secondary battery and battery module

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12244025
APP PUB NO 20200212379A1
SERIAL NO

16817289

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present disclosure provides a secondary battery and a battery module. The secondary battery includes an electrode assembly, a case and a cap assembly. The case has an accommodating cavity, and the electrode assembly is accommodated in the accommodating cavity. The electrode assembly comprises electrode units stacked in an axial direction of the accommodating cavity. The cap assembly comprises a cap plate and a vent piece, the cap plate is connected with the case and positioned at a side of the electrode assembly in the axial direction. The cap plate is provided with a through-hole, and the vent piece covers the through-hole. The cap plate has a first inner surface, the vent piece has a second inner surface, and a distance between the first inner surface and the electrode assembly is larger than a distance between the second inner surface and the electrode assembly.

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Patent Owner(s)

  • CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Ning Ningde, CN 283 3274
Chen, Yuanbao Ningde, CN 24 13
Hu, Fei Ningde, CN 184 671
Jin, Haizu Ningde, CN 267 100
Li, Zhenhua Ningde, CN 114 493
Shi, Dongyang Ningde, CN 46 48

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