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Patent Searching and Data


Title:
ELECTRICITY STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/009586
Kind Code:
A1
Abstract:
A battery pack of the present invention is provided with: a plurality of unit cells, each of which has a cylindrical cell case; and connecting members (12) that connect the unit cells to each other. A plurality of gas discharging sections (32) are provided at intervals as parts of a bottom surface section (30b) of the cell case, said gas discharging sections opening when the internal pressure of each of the unit cells reaches predetermined pressure. Each of the connecting members (12) is bonded to a non-opening section (34) sandwiched between the gas discharging sections (32), said non-opening section being a part of the bottom surface section (30b).

Inventors:
OKUDA, Hiroyuki
OMURA, Seiji
Application Number:
JP2015/002852
Publication Date:
January 21, 2016
Filing Date:
June 08, 2015
Export Citation:
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Assignee:
SANYO ELECTRIC CO., LTD. (1-1 Sanyo-cho, Daito-shi Osaka, 34, 〒5748534, JP)
International Classes:
H01M2/10; H01G2/14; H01G4/228; H01G9/12; H01G11/10; H01G11/18; H01M2/02; H01M2/12; H01M2/20
Domestic Patent References:
WO2010137101A12010-12-02
Foreign References:
JPH06333548A1994-12-02
JPH07134976A1995-05-23
Attorney, Agent or Firm:
TOKUDA, Yoshiaki et al. (1006 Oaza Kadoma, Kadoma-sh, Osaka 01, 〒5718501, JP)
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