Title:
POWER STORAGE DEVICE
Document Type and Number:
Japanese Patent JP2017045658
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a power storage device which preferably prevents moisture permeation into a case of the power storage device while preventing characteristic changes caused by heat.SOLUTION: An insertion hole 82, which allows the interior and exterior of a case 1 to communicate with each other, is formed at the case 1 of a power storage device 100. A through hole 97, which allows the interior and exterior of the case 1 to communicate with each other, is formed at a terminal 7. An inner surface of the through hole 97 has a first portion 97a positioned at an interior side of the case 1 and a second portion 97b positioned at an exterior side of the case 1. A seal surface 197 is formed at a boundary between the first portion 97a and the second portion 97b. An insulating seal member 198, which contacts with the seal surface 197 and seals a case interior side space of the through hole 97 from a case exterior side space, and a pressing member 199 which contacts with a case exterior side surface of the seal member 198 and presses the seal member 198 to the seal surface 197, are arranged in the through hole.SELECTED DRAWING: Figure 2
Inventors:
HIROSE TAKAYUKI
KURITA MIKIYA
OIDE RYUJI
KURITA MIKIYA
OIDE RYUJI
Application Number:
JP2015168276A
Publication Date:
March 02, 2017
Filing Date:
August 27, 2015
Export Citation:
Assignee:
TOYOTA IND CORP
International Classes:
H01M2/12; H01M2/30; H01M2/34
Domestic Patent References:
| JP2013182724A | 2013-09-12 | |||
| JP2003197483A | 2003-07-11 | |||
| JP2015028882A | 2015-02-12 |
Foreign References:
| WO2009001947A1 | 2008-12-31 |
Attorney, Agent or Firm:
Kaiyu International Patent Office