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.

Date of Patent:
Nov. 27, 2018

Filed:

Apr. 14, 2016
Applicants:

Boe Technology Group Co., Ltd., Beijing, CN;

Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, Anhui, CN;

Inventors:

Chengyong Zhan, Beijing, CN;

Kai Wang, Beijing, CN;

Cong Tan, Beijing, CN;

Bo Zhang, Beijing, CN;

Liangliang Jiang, Beijing, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13 (2006.01); G02F 1/1337 (2006.01); D06B 19/00 (2006.01); D03D 1/00 (2006.01); D03D 15/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133784 (2013.01); D03D 1/00 (2013.01); D03D 15/00 (2013.01); D06B 19/00 (2013.01); G02F 1/1303 (2013.01); D10B 2403/01 (2013.01); D10B 2505/00 (2013.01);
Abstract

The invention provides a rubbing alignment equipment, which belongs to the field of rubbing alignment technology and can solve the problem of badness of an alignment film during rubbing alignment due to the badness of the existing rubbing cloth. The rubbing alignment equipment of the invention comprises a rubbing roller, which comprises a roll shaft and rubbing cloth wound on the outer surface of the roll shaft, the rubbing cloth is doped with quantum dots, the rubbing alignment equipment further comprises an excitation light source, which can excite the quantum dots to emit light to detect whether the surface of the rubbing cloth has badness or not. The rubbing alignment equipment can well detect whether the rubbing cloth has badness or not.


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