Title:
POWER STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/203901
Kind Code:
A1
Abstract:
The objective of the invention is to obtain a power storage device wherein infiltration of a fluid such as water by passage through a gas exhaust tube is prevented. This power storage device 100 comprises: a power storage case 2 housing a battery cell; a gas exhaust tube 150 establishing communication between the interior and the exterior of the power storage case; and an infiltration prevention mechanism unit 153 preventing a fluid from passing through the gas exhaust tube 150 and infiltrating the interior of the power storage case 2 from the exterior thereof. The infiltration prevention mechanism unit 153 comprises: a valve case 153d having a flow path establishing communication between the interior and the exterior of the power storage case 2; a valve body 153c housed in the valve case 153d and selectively movable to a shut position and an open position; and a guide member 153e for guiding the valve body 153c to be movable along the flow direction of the fluid.
Inventors:
YAMACHI NAYUTA (JP)
Application Number:
PCT/JP2016/065110
Publication Date:
December 22, 2016
Filing Date:
May 23, 2016
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
H01G11/78; H01M50/213; H01M50/367; B60K1/04
Domestic Patent References:
| WO2014068882A1 | 2014-05-08 |
Foreign References:
| JP2004243855A | 2004-09-02 | |||
| JP2015056323A | 2015-03-23 | |||
| JP2009193882A | 2009-08-27 | |||
| JP2012156489A | 2012-08-16 |
Attorney, Agent or Firm:
INOUE Manabu et al. (JP)
Manabu Inoue (JP)
Manabu Inoue (JP)
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