The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 17, 2020

Filed:

Jun. 16, 2016
Applicant:

Sumitomo Electric Industries, Ltd., Osaka-shi, JP;

Inventors:

Hayato Fujita, Osaka, JP;

Hideyuki Yamaguchi, Osaka, JP;

Takashi Kanno, Osaka, JP;

Takefumi Ito, Osaka, JP;

Masahiro Kuwabara, Osaka, JP;

Kiyoaki Hayashi, Osaka, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/026 (2016.01); H01M 8/18 (2006.01); H01M 8/0258 (2016.01); H01M 8/20 (2006.01); H01M 8/0263 (2016.01); H01M 4/86 (2006.01); H01M 8/0273 (2016.01);
U.S. Cl.
CPC ...
H01M 8/026 (2013.01); H01M 4/8626 (2013.01); H01M 8/0258 (2013.01); H01M 8/0263 (2013.01); H01M 8/188 (2013.01); H01M 8/20 (2013.01); H01M 8/0273 (2013.01); H01M 2250/10 (2013.01); Y02B 90/14 (2013.01); Y02E 60/528 (2013.01);
Abstract

A bipolar plate is a bipolar plate for a battery, the bipolar plate having a positive electrode disposed on a first surface side thereof and a negative electrode disposed on a second surface side thereof, wherein at least one of the first surface and the second surface is provided with a flow path through which an electrolyte flows. The flow path includes an introduction port for the electrolyte, a discharge port for the electrolyte, and a groove section which is located between the introduction port and the discharge port and guides the electrolyte to a predetermined route. The groove section includes a plurality of vertical groove sections which extend in a vertical direction and are arranged in parallel in a direction orthogonal to the vertical direction when the bipolar plate is placed at a predetermined position in the battery.


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