Title:
Group battery
Document Type and Number:
Japanese Patent JP6090469
Kind Code:
B2
Abstract:
A battery 11 including plural unit cells 13 stacked on top of each other in the up-and-down direction is accommodated in a case 7 to constitute each battery module 1. The plural battery modules 1 are stacked on top of each other in the up-and-down direction to constitute a battery module stack 31. The case 7 includes a lower case 3 and an upper case 5. A sidewall portion 3b of the lower case 3 is situated outside of a sidewall portion 5b of the upper case 5, and an upper end 3b1 of the sidewall portion 3b is situated above a lower end 5b1 of the sidewall portion 5b. Between the sidewall portion 3b of the lower case 3 and the sidewall portion 5b of the upper case 5, a communicating portion 15 to discharge high-temperature gas generated within the case 7 to the outside is formed.
More Like This:
Inventors:
Sadao Miki
Koji Iwashita
Koji Iwashita
Application Number:
JP2015541525A
Publication Date:
March 08, 2017
Filing Date:
September 29, 2014
Export Citation:
Assignee:
Nissan Motor Co., Ltd
International Classes:
H01M50/211; H01M50/271; H01M50/367
Domestic Patent References:
| JP2011023268A | 2011-02-03 | |||
| JP2011181346A | 2011-09-15 | |||
| JP2013186995A | 2013-09-19 | |||
| JP2001084974A | 2001-03-30 | |||
| JP2012084247A | 2012-04-26 |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Shunichi Takahashi
Masakazu Ito
Toshio Takamatsu
Shunichi Takahashi
Masakazu Ito
Toshio Takamatsu