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:
Jun. 11, 2019
Filed:
Jan. 26, 2015
Sanyo Electric Co., Ltd., Daito-shi, Osaka, JP;
SANYO Electric Co., Ltd., Daito-shi, JP;
Abstract
A battery includes a power generation component including a positive electrode, a negative electrode, and an electrolyte, and a battery case accommodating the power generation component. The negative electrode includes a first lead () having a single layer structure whose main component is nickel, and a second lead () having a layered structure including a Ni layer () whose main component is nickel and a Cu layer () whose main component is copper. The battery includes a layered portion () formed of the leads that are superposed such that the Ni layer () of the second lead () faces the first lead (). Part of the layered portion () is welded to an inner surface of the battery case with the first lead () at the layered portion () being disposed on a battery case side.