Title:
蓄電素子
Document Type and Number:
Japanese Patent JP6926899
Kind Code:
B2
Abstract:
To provide a power storage element capable of suppressing the movement of a current collector.SOLUTION: In a power storage element 10 including an electrode body 400, a positive electrode current collector 700 disposed on the first direction side of the electrode body 400 and connected to the electrode body 400, a spacer 500 disposed on the first direction side of the positive electrode current collector 700, and a positive electrode terminal 200 disposed on the second direction side intersecting the first direction of the positive electrode current collector 700, the spacer 500 includes a spacer first protruding portion 511 protruding in the opposite direction to the first direction, and the positive electrode current collector 700 includes a first wall portion (first intermediate portion 751) disposed opposite to the spacer first protruding portion 511 on the second direction side of the spacer first protruding portion 511 and a second wall (first extending portion 761) disposed on the opposite side to the second direction of the spacer first protruding portion 511 so as to face the spacer first protruding portion 511.SELECTED DRAWING: Figure 7
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Inventors:
Hayashida Masahiro
Satoru Kawakami
Satoru Kawakami
Application Number:
JP2017186821A
Publication Date:
August 25, 2021
Filing Date:
September 27, 2017
Export Citation:
Assignee:
Gs Yuasa Co., Ltd.
International Classes:
H01M50/477; H01G11/76; H01G11/82; H01M50/531; H01M50/586; H01M50/593
Domestic Patent References:
| JP2018037283A | ||||
| JP2013093314A | ||||
| JP2012138337A | ||||
| JP2015185470A | ||||
| JP2013089558A | ||||
| JP2012227110A | ||||
| JP2015156366A |
Foreign References:
| WO2013125271A1 | ||||
| US20150147636 |
Attorney, Agent or Firm:
Masaki Nakahara