Title:
BUTTON BATTERY
Document Type and Number:
WIPO Patent Application WO/2022/100049
Kind Code:
A1
Abstract:
A button battery, comprising a metal shell (11), a metal cover plate (12), an insulating rubber ring (13) and a cell (14). The metal shell (11) has a cylindrical structure provided with an opening at one end. A support member (15) is arranged on the inner side of the metal shell (11). The metal cover plate (12) is positioned on the support member (15) and has a sealed opening. The insulating rubber ring (13) is arranged in isolation between the metal shell (11) and the metal cover plate (12). The cell (14) is arranged in the metal shell (11). An edge of the metal shell (11) near the opening is bent inward to form a folded edge (111). The folded edge (111) is clamped on the circumferential side surface of the insulating rubber ring (13). The height of the part of the folded edge (111) protruding from the outer surface of the metal cover plate (12) is smaller than the thickness of the folded edge (111).
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Inventors:
JI GUOQIN (CN)
Application Number:
PCT/CN2021/094745
Publication Date:
May 19, 2022
Filing Date:
May 20, 2021
Export Citation:
Assignee:
FPR CONNECTIVITY TECH INC (CN)
International Classes:
H01M50/153; H01M50/109; H01M50/167
Foreign References:
| CN112366394A | 2021-02-12 | |||
| CN213184425U | 2021-05-11 | |||
| CN202259546U | 2012-05-30 | |||
| CN206250307U | 2017-06-13 | |||
| CN206250359U | 2017-06-13 | |||
| CN103370809A | 2013-10-23 |
Attorney, Agent or Firm:
SHENZHEN HONDY INTELLECTUAL PROPERTY AGENCY FIRM (CN)
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