Title:
POWER STORAGE DEVICE, AND METHOD OF MANUFACTURING POWER STORAGE DEVICE
Document Type and Number:
Japanese Patent JP2015103310
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a power storage device in which a liquid injection hole can be sealed even if a thread for screwing a sealing plug is not formed in the case wall, and to provide a method of manufacturing a power storage device.SOLUTION: A hole 14c penetrates a lid 14 constituting the case of a secondary battery. A bolt member 21 has a head 22, the seating face 22a of which abuts against the back of the lid 14 around the hole 14c, and a shaft 23 projecting from the head 22. A male screw 23s is located at the tip 23a of the shaft 23. In a state where the shaft 23 of the bolt member 21 is inserted into the hole 14c, a washer 30 is fitted to the shaft 23 from the outside of the case. A nut 25 is attached to the shaft 23 from the outside of the case. The male screw 23s of the shaft 23 and the thread at the fitting port of the nut 25 are screwed. The washer 30 is clamped by the nut 25 and the surface 14a of the lid 14.
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Inventors:
INOUE HIROSHI
Application Number:
JP2013241154A
Publication Date:
June 04, 2015
Filing Date:
November 21, 2013
Export Citation:
Assignee:
TOYOTA IND CORP
International Classes:
H01M2/36; H01M2/04; H01M2/06
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda