Aesc Japan Ltd.

Shuuto Kikuchi

Yasukazu Iwasaki

Masanori Suenaga

When the pressure in the battery case is increased, the gas discharge flow rate is secured sufficiently. This battery case () is a battery case in which a battery () is housed in a housing (). The battery case () includes a gas discharge mechanism (G). The gas discharge mechanism (G) includes a gas discharge port () that opens in a wall plate () that covers a periphery of the housing (), and a lid part (). The lid part () is disposed to cover the gas discharge port () from inside the wall plate (), and is fixed on the housing () side.

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Kanagawa, Japan

Shuuto Kikuchi