Title:
蓄電装置
Document Type and Number:
Japanese Patent JP5772677
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a power storage device capable of cutting off current in overcharging etc., by placing a current cutoff device in operation more securely with hydrogen produced from a hydrogen occlusion alloy, and a vehicle mounted with the power storage device.SOLUTION: A power storage device includes: a sheet-like separator; an electrode body having a positive electrode sheet and a negative electrode sheet formed at positions opposite each other across the separator; a hydrogen occlusion member disposed at least partially in the electrode body, coming into contact with at least one of the positive electrode sheet and the negative electrode sheet, and including a hydrogen occlusion alloy in a hydrogen occluding state; a case housing the electrode body and the hydrogen occlusion member; and a current cutoff device which cuts off current by operating with pressure as the pressure in the case rises.
Inventors:
Taichi Nakamizo
Kyoichi Kinoshita
Yuji Kondo
Kyoichi Kinoshita
Yuji Kondo
Application Number:
JP2012069192A
Publication Date:
September 02, 2015
Filing Date:
March 26, 2012
Export Citation:
Assignee:
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
International Classes:
H01M2/34; H01M4/36; H01M10/04; H01M10/052
Domestic Patent References:
| JP2005294003A | ||||
| JP2005133193A |
Attorney, Agent or Firm:
Kaiyu International Patent Office