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. 21, 2022
Filed:
Jan. 23, 2018
Sanyo Electric Co., Ltd., Daito, JP;
SANYO Electric Co., Ltd., Daito, JP;
Abstract
A conductive member () is disposed near a side of the sealing plate () facing an electrode assembly with a first insulating member () disposed therebetween. The conductive member () has a conductive-member opening portion () at a side thereof facing the electrode assembly. The conductive-member opening portion () of the conductive member () is sealed by a deformation plate (). The deformation plate () is connected to a first positive-electrode current collector (), which is electrically connected to positive electrode plates. The deformation plate () includes an annular rib () that projects toward the electrode assembly at the outer peripheral edge thereof. The deformation plate () also includes an annular thin portion () in a region inside the annular rib ().