BATTERY PACK
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United States of America Patent
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Issued Date -
Aug 1, 2024
app pub date -
Jan 29, 2024
filing date -
Jan 31, 2023
priority date (Note) -
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Abstract
A battery pack disclosed herein includes a plurality of rectangular secondary batteries that are disposed along an arrangement direction, and a spacer that is disposed between the rectangular secondary batteries that are adjacent in the arrangement direction. The spacer includes a first part and a second part, the first part has an elastic modulus of 1 MPa or more and 10 MPa or less, the second part includes a porous part, and 50 mass % or more of the entire porous part is occupied by a material that satisfies both the following conditions: a classification of heat resistance based on JIS K 6380 (2014) is E or more; and the elastic modulus in the arrangement direction is 0.02 MPa or more and 0.9 MPa or less.
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