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. 05, 2026
Filed:
Oct. 21, 2021
Boe Technology Group Co., Ltd., Beijing, CN;
Yue Cui, Beijing, CN;
Yuehan Wei, Beijing, CN;
Sitong Chen, Beijing, CN;
Hong Zhu, Beijing, CN;
Boyang Shi, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
The present disclosure relates to the technical field of batteries, and in particular to a wound cell, a battery structure, a flexible display device and a hot pressing device. The wound cell has a first end face and a second end face which are opposite to each other in a winding axis direction, and an outer surface located between the first end face and the second end face. The outer surface comprises four side planes which are sequentially connected end to end, and the joints of at least two adjacent side planes are chamfered. A tab protrudes from at least one of the first end surface and the second end surface, and is capable of being bent to the side planes.