Title:
PUNCHING METHOD FOR LIQUID CRYSTAL DISPLAY PANEL
Document Type and Number:
WIPO Patent Application WO/2020/107817
Kind Code:
A1
Abstract:
Provided by the present application is a punching method for a liquid crystal display panel, comprising: providing a liquid crystal display panel having an array substrate and a color filter substrate arranged opposite to the array substrate; and punching the array substrate side of the liquid crystal display panel, while simultaneously punching the color filter substrate side at a location corresponding to the punching location of the array substrate side so as to form a concentric through hole that penetrates the array substrate and the color filter substrate. The described method may ensure high punching accuracy and product quality, simplifies the operation and improves production efficiency.
Inventors:
CHEN BOCAI (CN)
LIU GANGZHI (CN)
LIU GANGZHI (CN)
Application Number:
PCT/CN2019/086955
Publication Date:
June 04, 2020
Filing Date:
May 15, 2019
Export Citation:
Assignee:
WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD (CN)
International Classes:
G02F1/13; B23K26/00
Foreign References:
| CN109471278A | 2019-03-15 | |||
| CN104505373A | 2015-04-08 | |||
| CN207171252U | 2018-04-03 | |||
| CN102944947A | 2013-02-27 | |||
| CN105093651A | 2015-11-25 | |||
| CN108788496A | 2018-11-13 | |||
| KR20160009791A | 2016-01-27 | |||
| KR20100055597A | 2010-05-27 |
Attorney, Agent or Firm:
ESSEN PATENT & TRADEMARK AGENCY (CN)
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