Display panel and display device

• US 7,545,628 B2
• Filed: 10/02/2007
• Issued: 06/09/2009
• Est. Priority Date: 10/04/2006
• Status: Active Grant

• Current Assignee: Japan Display Central Incorporated (Japan Display Incorporated)
• Original Assignee: Toshiba Matsushita Display Technology (Japan Display Incorporated)
• Inventors: Takuma, Masaaki
• Primary Examiner(s): Gandhi; Jayprakash N
• Assistant Examiner(s): Desai; Nidhi
• Application Number:
  US11/866,191
• Publication Number:
  US 20080130211A1
• Time in Patent Office: 616 Days
• Field of Search: 361/681, 361/683, 361/679.24, 248/917, 248/919, 248/291.1, 349/58
• US Class Current: 361/679.26
• CPC Class Codes: G06F 1/1616 with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
• CPC Class Codes: G06F 1/1637 Details related to the display arrangement, including those related to the mounting of the display in the housing

Abstract

In a display panel mounted on a display device, a configuration of mounting that realizes decrease in thickness and weight and exhibits high reliability as well. The display panel is provided with a screen, a plastic frame supporting at least part of the outer periphery of a surface light source device, and a metallic frame disposed on the outside of the plastic frame. On the plastic frame, bosses for fixing the display panel are formed. The metallic frame is furnished at the positions opposite the bosses with holes that allow insertion of screws for fixing the display panel. The display panel is fixed to the outer cover of the display device by causing the fixing screws to be fastened by screwing into the bosses formed on the plastic frame of the display panel.

Claims

1. A display panel comprising:

a screen;

a plastic frame supporting at least part of an outer periphery of a surface light source device; and

a metallic frame disposed outside said plastic frame;

wherein the plastic frame is integrally formed with a tubular boss and a pair of connecting parts, the plastic frame includes a recess in which the boss is disposed, the recess includes a screwing position where a screw for fastening the display panel is fastened;

the boss includes an outer wall surface, the connecting parts extend in a longitudinal direction of an outer frame of the plastic frame, the connecting parts integrally connect the outer wall surface of the boss to opposite sides of an inner wall surface of the recess of the plastic frame;

the metallic frame is opposed to the boss and includes a hole in which the screw is inserted; and

the boss is supported by the connecting parts so that a gap is formed between the boss and a bottom surface of the recess in the outer frame of the plastic frame.

2. A display panel according to claim 1, wherein at least one of the connecting parts is formed in a snaking pattern along a direction of wall thickness of the plastic frame.

3. A display device comprising the display panel set forth in claims 1 or 2, wherein:

the display device includes an outer cover including a hole; and

the plastic frame of the display panel is fastened to the outer cover of the display device with the screw inserted from the hole in the outer cover into the boss on the plastic frame.