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Patent Searching and Data


Title:
LIQUID CRYSTAL DISPLAY DEVICE
Document Type and Number:
Japanese Patent JPH07152019
Kind Code:
A
Abstract:

PURPOSE: To surely prevent display erasure by static electricity by enclosing a glass sealing part of a liquid crystal panel with a metallic plate and connecting this metallic plate to the ground of a liquid crystal display device.

CONSTITUTION: This liquid crystal display device has a printed circuit board 11, the liquid crystal panel 12 packaged on this circuit board 11, a metallic earth plate 13 put on the liquid crystal panel 12 and a shielding case 14 disposed at the circuit board 11. This earth plate 13 is formed into a U shape enclosing the circumference of the liquid crystal panel 11 and has eaves formed on the lateral sides. Lugs bent respectively downward and inward are formed on the end sides of both sides. Such earth plate 13 is put on the liquid crystal panel 12 on the circuit board 11. The earth plate 13 is connected to the ground of the circuit board 11 by the respective lugs, by which the circumference of the glass sealing part of the liquid crystal panel 11 is covered with the earth plate 13 exclusive of one side and, therefore, the intrusion of electrostatic induction, etc., from the glass sealing part is prevented and the display erasure by the static electricity is prevented.


Inventors:
TSUNEHIRO NAOJI
Application Number:
JP29977993A
Publication Date:
June 16, 1995
Filing Date:
November 30, 1993
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
G02F1/1333; G02F1/13; H04N5/66; (IPC1-7): G02F1/1333; H04N5/66
Attorney, Agent or Firm:
Masahiro Kurai