Display device and multi display device using the same

Abstract

A display device includes: a display panel; a bottom chassis in which the display panel is accommodated; a driving circuit substrate disposed on an outside surface of the bottom chassis; at least one flexible printed circuit board connecting the display panel to the driving circuit substrate; and a top chassis configured to cover an edge portion of a top surface and side surfaces of the display panel, wherein the top chassis has an opening formed in an area in contact with the flexible printed circuit board.

What is claimed is: 
     
         1 . A display device comprising:
 a display panel;   a bottom chassis in which the display panel is disposed;   a driving circuit substrate disposed on an outside surface of the bottom chassis;   at least one flexible printed circuit board connecting the display panel to the driving circuit substrate; and   a top chassis configured to cover an edge portion of a top surface and side surfaces of the display panel,   wherein the top chassis has at least one opening in an area corresponding to the at least one flexible printed circuit board.   
     
     
         2 . The display device of  claim 1 , further comprising a thin film cover disposed on an outside surface of the top chassis and configured to seal the opening. 
     
     
         3 . The display device of  claim 2 , wherein the thin film cover comprises at least one selected from a group of a poly tetra fluoroethylene-based film, a flame-retarding poly vinyl chloride film, a flame-retarding poly ester film, a flame-retarding poly ether film, a poly ethylene imide film, a silicon film, a silicon rubber film, a fluorine resin film, an insulating film, a teflon film, a poly vinyl chloride-based protective film, a polyethylene-based film, and a polyolefin-based film. 
     
     
         4 . The display device of  claim 1 , wherein the opening has the same width as the flexible printed circuit board. 
     
     
         5 . The display device of  claim 1 , wherein the opening has a larger width than the width of the flexible printed circuit board. 
     
     
         6 . The display device of  claim 1 , wherein the top chassis comprises:
 a bezel unit configured to cover the edge portion of the top surface of the display panel; and   a side wall portion bent downwards from the bezel unit and configured to cover the side surfaces of the display panel,   wherein the opening in the top chassis is in the side wall portion of the top chassis.   
     
     
         7 . A display device comprising:
 a display panel;   a bottom chassis in which the display panel is disposed;   a driving circuit substrate disposed on an outside surface of the bottom chassis;   at least one flexible printed circuit board connecting the display panel to the driving circuit substrate; and   a top chassis configured to cover an edge portion of a top surface and side surfaces of the display panel,   wherein the top chassis has at least one protrusion disposed in an area corresponding to the at least one flexible printed circuit board.   
     
     
         8 . The display device of  claim 7 , wherein the top chassis is bent outwards to form the protrusion. 
     
     
         9 . The display device of  claim 7 , wherein the top chassis has an opening in an area facing the protrusion. 
     
     
         10 . The display device of  claim 9 , wherein the opening has a larger size than the protrusion. 
     
     
         11 . The display device of  claim 7 , wherein the top chassis comprises:
 a bezel unit configured to cover the edge portion of the top surface of the display panel; and   a side wall portion bent downwards from the bezel unit and configured to cover the side surfaces of the display panel,   wherein the side wall portion has a first side wall portion in contact with the flexible printed circuit board and a second side wall portion facing the first side wall portion, and   wherein the protrusion is disposed in the first side wall portion and the second side wall portion has an opening in an area corresponding to the protrusion.   
     
     
         12 . A multi-display device comprising:
 a first display device and a second display device adjacently disposed to each other,   wherein the first display device and the second display device each comprise:   a display panel;   a bottom chassis in which the display panel is disposed;   a driving circuit substrate disposed on an outside surface of the bottom chassis;   at least one flexible printed circuit board connecting the display panel to the driving circuit substrate; and   a top chassis configured to cover an edge portion of a top surface and side surfaces of the display panel,   wherein the top chassis has at least one protrusion disposed in an area corresponding to the at least one flexible printed circuit board.   
     
     
         13 . The multi-display device of  claim 13 , wherein the top chassis has an opening in an area facing the protrusion. 
     
     
         14 . The multi-display device of  claim 14 , wherein the protrusion of the first display device and the opening of the second display device are adjacently disposed. 
     
     
         15 . The display device of  claim 15 , wherein the protrusion of the first display device is disposed in the opening of the second display device. 
     
     
         16 . A multi-display device, comprising:
 a first display device and a second display device adjacently disposed to each other,   wherein each of the first and second display devices comprises:
 a display panel; 
 a top chassis comprising a side surface, wherein the top chassis is configured to cover side surfaces of the display panel; 
 a plurality of flexible printed circuit boards configured to connect the display panel to a driving circuit substrate, wherein the driving circuit substrate is adjacently disposed to the side surface of the top chassis, 
   wherein the first display device comprises a plurality of openings, wherein each opening is in a position corresponding to one of the flexible printed circuit boards,   wherein the second display device comprises a plurality of protrusions, wherein each of the protrusions is in a position corresponding to one of the openings of the first display device, and   wherein each of the protrusions of the second display device is disposed in one of the openings of the first display device.   
     
     
         17 . The multi-display device of  claim 17 , wherein the display panels of the first and second display devices further comprise a first substrate and a second substrate. 
     
     
         18 . The multi-display device of  claim 17 , wherein the protrusion of the second display device further comprises a second opening. 
     
     
         19 . The multi-display device of  claim 17 , wherein the display panels of the first and second display devices further comprise a buffer member disposed between the top chassis and the display panel. 
     
     
         20 . The multi-display device of  claim 17 , further comprising a thin film cover disposed on an outside surface of the top chassis of the first and second display devices.