Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
BACKLIGHT MODULE AND LIQUID CRYSTAL DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/000711
Kind Code:
A1
Abstract:
A backlight module (100) and a liquid crystal display device, the backlight module (100) comprising a light guide plate (10), a reflective sheet (20), a light source (30), a flexible circuit board (40), a sealant frame (50), a graphite sheet (60), a frame sealant (70) and a film material (80). The sealant frame (50) is arranged on a light input side of the light guide plate (10), the shape of the the outer wall of the sealant frame (50) in the direction of the light input side is arranged in an arc shape; the graphite sheet (60) is adhered to the other side of the flexible circuit board (40) opposite to the light source (30), is bent and adhered to the sealant frame (50) along the arc-shaped outer wall of the sealant frame (50), and extends and is adhered to the back surface of the reflective sheet (20). The shape of the the outer wall of the sealant frame (50) on the light input side is arranged in an arc shape, so that the size of the graphite sheet (60) is increased, and the heat dissipation efficiency of the backlight module (100) is improved.

Inventors:
ZHANG, Bingchuan (Building C5, Biolake of Optics Valley No. 666 Gaoxin Avenue, East Lake High-tech Development Zon, Wuhan Hubei 9, 430079, CN)
Application Number:
CN2017/106492
Publication Date:
January 03, 2019
Filing Date:
October 17, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD (Building C5, Biolake of Optics Valley No. 666 Gaoxin Avenue, East Lake High-tech Development Zon, Wuhan Hubei 9, 430079, CN)
International Classes:
G02F1/13357
Foreign References:
CN206147229U2017-05-03
CN107229160A2017-10-03
CN205157931U2016-04-13
CN205665500U2016-10-26
CN203223889U2013-10-02
JP2007184392A2007-07-19
US20150369994A12015-12-24
Attorney, Agent or Firm:
ESSEN PATENT & TRADEMARK AGENCY (Hailrun Complex Block A, Room 1709-1711No. 6021 Shennan Blvd., Futian Distric, Shenzhen Guangdong 0, 518040, CN)
Download PDF: