Patent ID: 8872995
Filing Date: 2014-10-28
Classification: G02F

Abstract:
1. A flat panel display device, wherein the flat panel display device comprises a backlight system and a display panel, wherein: the backlight system comprises a light source, a light homogenization mechanism, and a back frame; the back frame carries the light source and the light homogenization mechanism; and the back frame comprises at least two assembling pieces, the at least two assembling pieces being joined to form the back frame, the back frame further comprising a bracing piece, the bracing piece having an end fixed to the assembling piece and an opposite end suspending; wherein the back frame comprises at least two primary assembling pieces, the at least two primary assembling pieces being joined to form a main frame structure of the back frame, the at least two primary assembling pieces comprising a first primary assembling piece and a second primary assembling piece, the first primary assembling piece having an end connectable to an end of the second primary assembling piece for jointing the first and second primary assembling pieces, the end of the first primary assembling piece forming at least two joint sections, each of the joint sections having a structure mating the end of the second primary assembling piece, the end of the second primary assembling piece being switchably jointed to a first one and a second one of the at least two joint sections of the first primary assembling piece, with the remaining joint section being idle, so that the second primary assembling piece is connected to the first primary assembling piece in a position-adjustable manner to respectively define a first size and a second size of the back frame, the second size being different from the first size.