Title:
電源装置及びこれを備える車両
Document Type and Number:
Japanese Patent JP7325413
Kind Code:
B2
Abstract:
Provided is power supply device (100) configured for safe discharge to the outside of the power supply device even when gas at high temperature and under high pressure is discharged from a secondary battery cell, power supply device (100) including: a plurality of secondary battery cells (1) each having gas discharge valve (15) for discharging internal gas; and cover part (50) disposed on one surface of battery stack (2) with the plurality of secondary battery cells (1) stacked while covering gas discharge valve (15) of each of the plurality of secondary battery cells (1). Cover part (50) is provided inside with a gas guide path partitioned to discharge gas discharged from gas discharge valve (15) to the outside of cover part (50), and the gas guide path includes one or more horizontal gas flow bending portions that bend at least a flow direction of some of the gas in plan view of cover part (50).
Inventors:
Takuya Egashira
Naotake Yoshida
Naotake Yoshida
Application Number:
JP2020527276A
Publication Date:
August 14, 2023
Filing Date:
May 17, 2019
Export Citation:
Assignee:
Sanyo Electric Co., Ltd.
International Classes:
H01M50/367; H01M50/209; H01M50/249; H01M50/271; H01M50/35; H01M50/392; H01M50/507
Domestic Patent References:
| JP2013114952A |
Foreign References:
| WO2016136193A1 | ||||
| WO2012014449A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Toyosu Patent Office