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. 23, 2020
Filed:
Dec. 27, 2017
Boe Technology Group Co., Ltd., Beijing, CN;
Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, Anhui, CN;
Changqi Hu, Beijing, CN;
Shupeng Guo, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., Hefei, Anhui, CN;
Abstract
An evaporation source cover, an evaporation source and an evaporation apparatus are disclosed. The evaporation source cover comprises a cover body and an elastic dredging member which is arranged on the cover body. The elastic dredging member comprises a bottom part and a top part. The elastic dredging member is fixed to a surface of the cover body at the bottom part. The elastic dredging member is configured to extend and contract in a direction perpendicular to the surface of the cover body.