Electricity storage device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10256444
APP PUB NO 20170047566A1
SERIAL NO

15306284

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A battery pack includes a plurality of unit cells, each including a cylindrical battery case, and a connecting member (12) that connects the unit cells to each other. The battery case of each unit cell includes a bottom surface portion (30b) including a plurality of gas discharging sections (32) that open when an internal pressure of the unit cell reaches a predetermined pressure. The gas discharging sections (32) are separated from each other. The connecting member (12) is joined to a non-opening section (34) of the bottom surface portion (30b), the non-opening section (34) being disposed between the gas discharging sections (32).

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First Claim

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Patent Owner(s)

  • SANYO ELECTRIC CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Okuda, Hiroyuki Osaka, JP 52 449
Omura, Seiji Hyogo, JP 24 173

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