Display Device Guide Frame Adhesive Mounting

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Solution Overview

Problem

Existing display devices face limitations in minimizing thickness and enhancing design aesthetics due to the presence of separate front and rear set covers, which result in thicker devices and difficulties in creating innovative designs, as well as issues with brightness deterioration and scratching from tampered glass.

Innovation Solution

A display device design where the display panel is exposed with a guide frame coupled to the rear set cover using adhesive members, eliminating the need for a front set cover and reducing border widths and step heights, thereby enhancing aesthetics and reducing manufacturing complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a separate front set cover is used to cover the display panel, then the display panel is protected, but the thickness of the display device increases and border widths enlarge

Engineering Contradiction:
Improveprotection of display panelVSAvoidthickness of display device
Core Design Contradiction:
ReliabilityVSLength of moving object

Solution Approach 1:

The invention extracts and removes the front set cover from the display device structure, exposing the display panel directly to the front. This eliminates the thickness contribution of the front cover and reduces border widths, while the guide frame provides necessary support and protection for the display panel edges.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention segments the protective function from the front cover and assigns it to the guide frame structure instead. The guide frame is positioned at the rear and provides structural support and edge protection for the display panel, separating the protective function from the front aesthetic cover.

Inventive Principle:
Principle #1Segmentation

2Strength

If a separate front set cover is used, then structural support is provided, but the device thickness increases and design flexibility is reduced

Engineering Contradiction:
Improvestructural supportVSAvoidnumber of cover components
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The invention merges the structural support function into the guide frame that is already positioned at the rear of the display device. The guide frame serves both as a structural element for mounting the display panel and as a protective element, eliminating the need for a separate front set cover and reducing overall device complexity.

Inventive Principle:
Principle #5Merging (Combining)

3Shape

If tampered glass is used to cover the front surface, then a borderless appearance is achieved, but brightness deteriorates and scratching occurs due to friction

Engineering Contradiction:
Improveborderless appearanceVSAvoidbrightness
Core Design Contradiction:
ShapeVSIllumination intensity

Solution Approach 1:

The invention removes the tampered glass layer from the front surface structure, eliminating the source of brightness deterioration and scratching. The borderless appearance is achieved by exposing the display panel directly without any front covering elements.

Inventive Principle:
Principle #2Taking out (Extraction)

4Shape

If tampered glass is disposed at the upper portion of the liquid crystal panel, then a covered appearance is provided, but light transmission is blocked and touch scratching occurs

Engineering Contradiction:
Improvecovered appearanceVSAvoidlight transmission
Core Design Contradiction:
ShapeVSUse of energy by moving object

Solution Approach 1:

The invention extracts and removes the tampered glass from the upper portion of the liquid crystal panel, eliminating the barrier to light transmission. The display panel is exposed directly, allowing full light transmission from the liquid crystal panel to the viewer while maintaining a sleek appearance.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9292042B2Display device
Publication Date: 2016.03.22 LG DISPLAY CO LTD
  • US9292042B2 patent drawing
  • US9292042B2 patent drawing
  • US9292042B2 patent drawing

AI summary

A display device includes a rear set cover, an upper end guide frame, a lower end guide frame, a panel, a first adhesive member, a second adhesive member, a panel driver, and a lower finishing material. The upper end guide frame is secured to an upper end portion inside the rear set cover, and coupled to the rear set cover. The lower end guide frame is secured to a lower end portion inside the rear set cover, and coupled to the rear set cover. The panel is secured to the upper end guide frame and lower end guide frame. The first adhesive member couples the upper end guide frame and panel. The second adhesive member couples the lower end guide frame and panel. The panel driver is placed inside the rear set cover, and drives the panel.