Title:
電気化学デバイス及び電気化学デバイスの製造方法
Document Type and Number:
Japanese Patent JP7055983
Kind Code:
B2
Abstract:
An electrochemical device includes: an electricity storage device that includes positive and negative electrodes stacked via a separator and wound, and lead plates electrically connected to the positive or negative electrode; a connection plate having a first surface on an electricity storage device side and a second surface opposite to the first surface, the lead plates being stacked and welded to the first surface; and a rupture disc connected to the second surface, the lead plates being welded to the connection plate at first and second welding portions on the first surface separated from each other, a lead plate on a connection plate side being welded to the connection plate at the first and second welding portions, a lead plate on a side opposite to the connection plate being welded to the connection plate at the first welding portion and unwelded to the connection plate at the second welding portion.
Inventors:
Katsunori Yokoshima
Hiroto Mori
Hiroto Mori
Application Number:
JP2018184076A
Publication Date:
April 19, 2022
Filing Date:
September 28, 2018
Export Citation:
Assignee:
TAIYO YUDEN CO.,LTD.
International Classes:
H01G11/72; H01G11/06; H01G11/84; H01M10/0587; H01M50/531; H01M50/534; H01M50/536; H01M50/538; H01M50/572
Domestic Patent References:
| JP2016009558A | ||||
| JP2001118604A | ||||
| JP2009245650A | ||||
| JP2018106840A | ||||
| JP2018525793A |
Foreign References:
| US20160315308 |
Attorney, Agent or Firm:
Junichi Omori
Tomohisa Shiraka
Tomohisa Shiraka
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