Toyota jidosha kabushiki kaisha (20250007099). POWER STORAGE CELL AND METHOD OF PRODUCING ELECTRODE ASSEMBLY
POWER STORAGE CELL AND METHOD OF PRODUCING ELECTRODE ASSEMBLY
Organization Name
toyota jidosha kabushiki kaisha
Inventor(s)
Yusuke Ikeda of Miyoshi-shi JP
Kazuhito Kato of Toyota-shi JP
Masayoshi Haga of Nagoya-shi JP
Minehiro Funato of Toyota-shi JP
Tsuyoshi Kaneko of Nisshin-shi JP
POWER STORAGE CELL AND METHOD OF PRODUCING ELECTRODE ASSEMBLY
This abstract first appeared for US patent application 20250007099 titled 'POWER STORAGE CELL AND METHOD OF PRODUCING ELECTRODE ASSEMBLY
Original Abstract Submitted
a power storage cell includes: an electrode assembly. the electrode assembly includes a plurality of positive electrodes and a plurality of negative electrodes disposed side by side in a thickness direction, and a separator. the electrode assembly has a shape longer in a width direction. the electrode assembly includes an upper portion, a bottom portion, a first end portion, and a second end portion. a first welding portion is formed in the first end portion. a second welding portion is formed in the second end portion. a third welding portion in contact with the first welding portion and a fourth welding portion in contact with the second welding portion are formed in the bottom portion. the third welding portion and the fourth welding portion are disposed at an interval with a central portion of the bottom portion being interposed between the third welding portion and the fourth welding portion.