Title:
CYLINDRICAL BATTERY
Document Type and Number:
WIPO Patent Application WO/2024/024341
Kind Code:
A1
Abstract:
This cylindrical battery comprises an electrode body, an electrolyte, an exterior can having a bottomed tubular shape for accommodating the electrode body and the electrolyte, and a sealing body for sealing an opening of the exterior can. A bottom section (68) of the exterior can includes two linear stamped grooves (31, 32) that have an intersection point (61). At a corner portion set between the two linear stamped grooves (31, 32), an inclined surface (41) is formed such that the width of the bottom section (68) decreases the closer the same is to the intersection point (61).
Inventors:
KISHIMOTO MINAMI
MIHARA SATORU
OKUTANI OOSE
MIHARA SATORU
OKUTANI OOSE
Application Number:
PCT/JP2023/022692
Publication Date:
February 01, 2024
Filing Date:
June 20, 2023
Export Citation:
Assignee:
PANASONIC ENERGY CO LTD (JP)
International Classes:
H01M50/342; H01M50/107; H01M50/119; H01M50/133
Domestic Patent References:
| WO2010100731A1 | 2010-09-10 |
Foreign References:
| JP2009538506A | 2009-11-05 |
Attorney, Agent or Firm:
YKI INTELLECTUAL PROPERTY ATTORNEYS (JP)
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