Title:
BATTERY AND ELECTRIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/093571
Kind Code:
A1
Abstract:
Disclosed in the present application are a battery and an electric device. The battery comprises a pole sheet and a tab, wherein the pole sheet comprises a current collector and an active substance layer, which is arranged on the current collector; and the tab is connected to the current collector, extends out of the pole sheet in the width direction of the pole sheet, and comprises a first region and a second region in the width direction of the pole sheet, the first region being located between the second region and the active substance layer, the thickness of the first region being t1, the thickness of the second region being t2, and 0.5% ≤ (t1-t2)/t1 ≤ 5%.
Inventors:
CHEN MEIFENG (CN)
Application Number:
PCT/CN2023/120464
Publication Date:
May 10, 2024
Filing Date:
September 21, 2023
Export Citation:
Assignee:
NINGDE AMPEREX TECHNOLOGY LTD (CN)
International Classes:
H01M50/533; H01M4/13; H01M10/04; H01M50/103; H01M50/536
Foreign References:
| JP2000348756A | 2000-12-15 | |||
| CN115764179A | 2023-03-07 | |||
| CN113097662A | 2021-07-09 | |||
| CN112216842A | 2021-01-12 | |||
| CN114204038A | 2022-03-18 | |||
| CN216793731U | 2022-06-21 |
Attorney, Agent or Firm:
SHENZHEN SCIENBIZIP INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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