Title:
BATTERY PACK
Document Type and Number:
WIPO Patent Application WO/2022/181601
Kind Code:
A1
Abstract:
The objective of the present invention is to suppress situations in which a flame leaks to the outside in the event of an abnormality. This battery pack is provided with a first inorganic plate which is disposed in an opening of a casing, and which is disposed spaced apart from a battery holder by a first gap d1, and a second inorganic plate which is spaced apart from the first inorganic plate by a second gap d2. The first inorganic plate has a plurality of first through holes opened in a prescribed first pattern, the second inorganic plate has a plurality of second through holes opened in a prescribed second pattern, the casing forms an inner rib which projects from an inner surface of the opening, the inner rib is interposed between the first inorganic plate and the second inorganic plate to form the second gap d2, and positions the first inorganic plate and the second inorganic plate in such a way that the second through holes are positionally displaced from the first through holes, such that the interior of the casing cannot be viewed from the outside.
Inventors:
TAKEDA KENSAKU
WAKABAYASHI TAKEAKI
WAKABAYASHI TAKEAKI
Application Number:
PCT/JP2022/007202
Publication Date:
September 01, 2022
Filing Date:
February 22, 2022
Export Citation:
Assignee:
SANYO ELECTRIC CO (JP)
International Classes:
H01M50/204; H01M50/342
Foreign References:
| JP2006310298A | 2006-11-09 | |||
| CN210326048U | 2020-04-14 | |||
| CN212182413U | 2020-12-18 | |||
| JP6583423B2 | 2019-10-02 |
Attorney, Agent or Firm:
TOKUDA Yoshiaki et al. (JP)
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