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:
Dec. 11, 2018
Filed:
Jul. 07, 2016
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Abstract
Metal-air batteries include first and second battery stack structures each comprising an anode, an anode electrolyte layer, a cathode, and a gas diffusion layer, and cathode current collectors disposed between the first and second battery stack structures and having a non-flat shape, where the cathodes of the first and second battery stack structures face each other, the cathode current collectors contact the gas diffusion layers of the first and second battery stack structures, at least one of the cathode current collectors includes protrusions, and an empty space between the cathode current collector and the first and second battery stack structures is an air supply unit to supply air to the gas diffusion layer.