Title:
電池パック
Document Type and Number:
Japanese Patent JP7281673
Kind Code:
B2
Abstract:
A battery pack includes a battery stack having a plurality of prismatic batteries being stacked. The battery pack further includes a cooling plate extending in a stack direction of the prismatic batteries in the battery stack. The cooling plate includes a plurality of coolant passages and a plurality of grooves. The coolant passages extend in a perpendicular direction substantially perpendicular to the stack direction of the prismatic batteries, and allow a coolant to flow in the coolant passages. The grooves constitute heat conduction inhibitors configured to inhibit heat conduction in the stack direction of the prismatic batteries.
Inventors:
Tomofumi Murayama
Shinya Honkawa
Keisuke Shimizu
Shinya Honkawa
Keisuke Shimizu
Application Number:
JP2019569029A
Publication Date:
May 26, 2023
Filing Date:
January 22, 2019
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
H01M10/6556; H01M10/613; H01M10/647; H01M10/6554; H01M10/658; H01M50/204
Domestic Patent References:
| JP2009134901A | ||||
| JP2009134936A | ||||
| JP2016046211A | ||||
| JP2014229559A | ||||
| JP2011520235A |
Foreign References:
| WO2012133707A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation YKI International Patent Office