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1. (WO2013161427) BATTERY DEVICE

Pub. No.:    WO/2013/161427    International Application No.:    PCT/JP2013/057286
Publication Date: Fri Nov 01 00:59:59 CET 2013 International Filing Date: Fri Mar 15 00:59:59 CET 2013
IPC: H01M 2/10
H01M 10/50
Applicants: MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
三菱自動車工業株式会社
Inventors: MATSUYAMA, Ryusuke
松山 隆祐
Title: BATTERY DEVICE
Abstract:
A water absorbent polymer (25) is arranged in the interior of a battery case (2), and when water is poured into the interior of the battery case (2), a sealing film (26) is ruptured by the weight of the water and the water is absorbed by the water absorbent polymer (25), and a large quantity of water is maintained as a gel-like member (31).