Title:
BATTERY CELL, BATTERY, AND ELECTRIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/155855
Kind Code:
A1
Abstract:
The present application provides a battery cell, comprising an electrode assembly and a housing. The electrode assembly comprises tabs and is provided in the housing; the housing comprises a packaging part and a sealing part connected to the packaging part; the packaging part extends outwards to form the sealing part; the electrode assembly is located in the package part; the tabs penetrate outwards from the sealing part; the packaging part comprises a side wall; notches are formed in the sealing part; the outer periphery of the sealing part is recessed towards a connection position of the sealing part and the packaging part to form the notches; and the sealing part is attached to the side wall. The present application further relates to a battery and an electric device; and the usage of the battery cell can reduce the area of the sealing part of the housing, and avoids the problem of space waste of the sealing part.
Inventors:
YAN DONGYANG (CN)
YUANYIN MINGYUE (CN)
DONG YUYANG (CN)
YUANYIN MINGYUE (CN)
DONG YUYANG (CN)
Application Number:
PCT/CN2021/073138
Publication Date:
July 28, 2022
Filing Date:
January 21, 2021
Export Citation:
Assignee:
NINGDE AMPEREX TECHNOLOGY LTD (CN)
International Classes:
H01M10/0525; H01M50/183; H01M50/184
Foreign References:
| CN110197923A | 2019-09-03 | |||
| CN213583901U | 2021-06-29 | |||
| CN112490491A | 2021-03-12 | |||
| CN212967849U | 2021-04-13 | |||
| CN212209647U | 2020-12-22 | |||
| CN209526141U | 2019-10-22 |
Attorney, Agent or Firm:
SHENZHEN SCIENBIZIP INTELLECTUAL PROPERTY AGENCY CO.,LTD. (CN)
Download PDF: