Title:
CYLINDRICAL BATTERY AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2023/157595
Kind Code:
A1
Abstract:
Provided is a cylindrical battery (10) comprising an outer covering can (16) which is in a bottomed cylindrical shape and accommodates an electrode body (14) and a sealing body (17) which closes an opening portion of the outer covering can (16), the sealing body (17) includes a current-collection plate (25) and a cap (26) which is placed on and secured to the current collection plate (25), and the current collection plate (25) includes a securing means which secures the outer peripheral portion of the cap (25).
Inventors:
OKIMOTO RYOTA
HASEGAWA TAKASUMI
HASEGAWA TAKASUMI
Application Number:
PCT/JP2023/002366
Publication Date:
August 24, 2023
Filing Date:
January 26, 2023
Export Citation:
Assignee:
PANASONIC ENERGY CO LTD (JP)
International Classes:
H01M50/152; H01M50/107; H01M50/164; H01M50/167; H01M50/179; H01M50/533; H01M50/571; H01M50/627
Foreign References:
| JP2002343337A | 2002-11-29 | |||
| JP2003051292A | 2003-02-21 | |||
| JP2007512670A | 2007-05-17 |
Attorney, Agent or Firm:
YKI INTELLECTUAL PROPERTY ATTORNEYS (JP)
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