BATTERY PACK AND PROPULSION DEVICE

WIPO Patent Application WO/2019/151242

A1

This battery pack (30) is provided with a front casing (31) and a plurality of battery modules. Each battery module is provided with a cylindrical battery group (42) and a connection member (46). With respect to the cylindrical battery group (42), a plurality of cylindrical batteries (42a), each of which is provided with terminals at both ends in the axial direction, are aligned in a direction that is perpendicular to the axial direction so that a first space (43) is formed between the cylindrical batteries and the inner wall of the front casing (31) when viewed from the axial direction. The connection member (46) is fitted to both ends of the cylindrical battery group (42) in the axial direction so as to connect the terminals of the cylindrical batteries (42a), and is partially positioned in the first space (43) when viewed from the axial direction. The battery modules are aligned in the axial direction; and the connection members (46) of adjacent battery modules are affixed to each other at portions that are positioned in the first space (43).

AOKI HIDEAKI (JP)
OKAMATSU TARO (JP)

PCT/JP2019/002956

August 08, 2019

January 29, 2019

Click for automatic bibliography generation  

YANMAR CO LTD (JP)

B63B35/79; B63H21/17; H01M50/213; H01M50/24; H01M50/244; H01M50/249; H01M50/296; H01M50/50; H01M50/569

WO2012101981A1	2012-08-02
WO2014068947A1	2014-05-08

JP2011134540A	2011-07-07
JP2005317280A	2005-11-10
US5105753A	1992-04-21

KATSURAGAWA, Naoki (JP)

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