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:
Apr. 20, 2021
Filed:
Feb. 24, 2017
Boe Technology Group Co., Ltd., Beijing, CN;
Ordos Yuansheng Optoelectronics Co., Ltd., Inner Mongolia, CN;
Zhiming Lin, Beijing, CN;
Zhen Wang, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., Inner Mongolia, CN;
Abstract
Disclosed are a mask plate and an assembly method thereof. The mask plate includes a covering bar; a support bar; and at least one mask sheet, the mask sheet includes one mask area, a mask pattern is distributed in the entire mask area; and the covering bar and the support bar are intersected with each other to divide the mask area into a plurality of mask units. Thus, the mask sheet will not produce wrinkle in different degrees upon being stretched, in this way, the accuracy of the deposited or evaporated pattern can be improved, and the yield of the mask plate can be improved as well.