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Patent Searching and Data


Title:
BUTTON BATTERY WITH EXPLOSION-PROOF STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/100050
Kind Code:
A1
Abstract:
A button battery (10) with an explosion-proof structure, the button battery comprising an outer metal housing (11), an inner metal housing (12), an insulating rubber ring (13) and a cell (14), wherein the edge of the outer metal housing (11) comprises a sealing part (111) for pressing the insulating rubber ring (13) and an opening part (112) for exposing the insulating rubber ring (13), the sealing part (111) and the opening part (112) being arranged in a staggered manner. The edge of the outer metal housing (11) is provided with the sealing part (111) and the opening part (112), to adjust a binding force between the outer metal housing (11) and the inner metal housing (12) or between the outer metal housing (11) and a metal cover plate, such that the combined structure of the outer metal housing (11) and the inner metal housing (12), or the combined structure of the outer metal housing (11) and the metal cover plate, becomes an explosion-proof valve.

Inventors:
JI GUOQIN (CN)
Application Number:
PCT/CN2021/094747
Publication Date:
May 19, 2022
Filing Date:
May 20, 2021
Export Citation:
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Assignee:
FPR CONNECTIVITY TECH INC (CN)
International Classes:
H01M50/342
Foreign References:
CN112382825A2021-02-19
CN109786611A2019-05-21
CN111082158A2020-04-28
CN107768554A2018-03-06
Attorney, Agent or Firm:
SHENZHEN HONDY INTELLECTUAL PROPERTY AGENCY FIRM (CN)
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