Title:
POWER STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/071084
Kind Code:
A1
Abstract:
Provided is a power storage device that is made compact and can be manufactured easily, while ensuring voltage endurance characteristics. A power storage device 1 comprises a winding structure 20 and a housing 3, 4 forming an accommodating space. The winding structure comprises: an electrically insulating, band-shaped partitioning member 21 that has an electrolyte-shielding property and is wound so as to divide the accommodating space into a plurality of accommodating regions; and a plurality of power-storage function bodies 20A, 20B which are each separately disposed in the plurality of accommodating regions so as to be wound along the partitioning member. The power-storage function bodies are provided with first electrode bodies 22A, 22B, second electrode bodies 23A, 23B, and separators 24A, 24B disposed between the first electrode bodies and the second electrode bodies, each of which is configured in the form of a band wound along the partitioning member.
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Inventors:
OOHARA KENJI (JP)
NOZAWA TAKASHI (JP)
NOZAWA TAKASHI (JP)
Application Number:
PCT/JP2021/034963
Publication Date:
April 07, 2022
Filing Date:
September 24, 2021
Export Citation:
Assignee:
RUBYCON CORP (JP)
International Classes:
H01G11/82; H01G4/38; H01G9/02; H01G9/048; H01G11/10; H01G11/52; H01M10/04
Foreign References:
| JP2006278266A | 2006-10-12 | |||
| JP2013149390A | 2013-08-01 | |||
| JP2013153013A | 2013-08-08 | |||
| JPS59101433U | 1984-07-09 |
Attorney, Agent or Firm:
SAEGUSA Hiroaki (JP)
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