| 摘要 |
<p>PROBLEM TO BE SOLVED: To suppress, even when gas is ejected through a safety valve of one battery among a plurality of batteries constituting a battery pack, an adverse effect on other batteries.SOLUTION: A battery pack cover 20 covering a safety valve 8 side of a battery pack 10 includes: a top plate 21 facing a lid face 5Ba, to which the safety valve 8 of a battery 1 constituting the battery pack 10 is provided, with a space interposed therebetween; a side peripheral plate 22 extending from the outer peripheral edge of the top plate 21 to a side peripheral surface 19 of the battery pack 10; and a gas guide 29 which is provided in a region within the cover surrounded by the top plate 21 and the side peripheral plate 22, and introduces gas ejected from respective safety valves 8 of the plurality of batteries 1 in a vertical direction relative to a Z direction in which the plurality of batteries 1 are stacked.</p> |
