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.
Patent No.:
Date of Patent:
May. 12, 2020
Filed:
Apr. 13, 2018
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Hideaki Miyake, Nisshinn, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Abstract
To provide a stacked-cell battery that does not require formation of collector tabs and that has high production efficiency. The stacked-cell battery comprises a plurality of stacked unit cellsand has a cell regionand a collection region, the ends of the negative electrode collector layersand positive electrode collector layerson the collection regionside having shapes that do not include recesses or raised sections as viewed in the stacking direction, the collection regioncomprising negative electrode collecting sectionsthat are connected to each of the extensions of the negative electrode collector layersof the plurality of unit cells, and electrically connect them, but are not connected to the extensions of the positive electrode collector layers, and positive electrode collecting sectionsthat are connected to each of the extensions of the positive electrode collector layersof the plurality of unit cells, and electrically connect them, but are not connected to the extensions of the negative electrode collector layers