Title:
POWER STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/241585
Kind Code:
A1
Abstract:
A power storage device (1) includes: a module stack (2) which is configured by comprising a plurality of power storage modules (4) that are arranged in one direction; a pair of end plates (8, 8) which are disposed on either side of the module stack in one direction; a fastening bolt (9) which fastens the pair of end plates to each other around the module stack (2) and applies a predetermined binding load on the module stack via the end plates; and a collar member (30) which has an insertion hole (33) into which a fastening member is inserted and which is sandwiched between the pair of end plates around the module stack. The insertion hole of the collar member is off-centered so as to approach the side on which the module stack is disposed relative to a central axis (C30) of the collar member.
Inventors:
MORISAKU NAOTO (JP)
KOTAKE HIROKAZU (JP)
MORIOKA SATOSHI (JP)
OKUMURA MOTOYOSHI (JP)
KIKUCHI TAKURO (JP)
KOTAKE HIROKAZU (JP)
MORIOKA SATOSHI (JP)
OKUMURA MOTOYOSHI (JP)
KIKUCHI TAKURO (JP)
Application Number:
PCT/JP2020/020589
Publication Date:
December 03, 2020
Filing Date:
May 25, 2020
Export Citation:
Assignee:
TOYOTA JIDOSHOKKI KK (JP)
TOYOTA MOTOR CO LTD (JP)
TOYOTA MOTOR CO LTD (JP)
International Classes:
H01M10/613; H01M2/10; H01M10/625; H01M10/647; H01M10/6557; H01M10/6561
Foreign References:
| JP2013008478A | 2013-01-10 | |||
| JP2001088564A | 2001-04-03 | |||
| JP2006185737A | 2006-07-13 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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