Title:
Accumulating electricity device
Document Type and Number:
Japanese Patent JP6217453
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a power storage device that can be easily assembled while keeping withstanding voltage.SOLUTION: In a power storage module 10 having plural power storage elements 100 each having an outer package 160, one power storage element 100 and another power storage element 100 which are adjacent to each other out of the plural power storage elements 100 are disposed so that the side surfaces of the outer packages 160 thereof face each other, multiple welded areas 100a in which the frequency of a welding operation to form a welded portion 150 is higher than the other welded areas are formed on the side surfaces of the outer package 160 of the one power storage element 100, and the multiple welded areas 100a are disposed at a position different from the position facing the outer package 160 of the another power storage element 100.
Inventors:
Hirokazu Uebayashi
Maeda Norito
Maeda Norito
Application Number:
JP2014037752A
Publication Date:
October 25, 2017
Filing Date:
February 28, 2014
Export Citation:
Assignee:
Gs Yuasa Co., Ltd.
International Classes:
H01M2/04; H01M2/02; H01M2/10; H01M10/04
Domestic Patent References:
| JP20138665A | ||||
| JP2007207448A | ||||
| JP201511948A | ||||
| JP201233419A |
Foreign References:
| WO2009078077A1 |
Attorney, Agent or Firm:
Masaki Nakahara