Guide Panel Hook Fastening for LCD Border Thickness

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Solution Overview

Problem

Existing LCD devices face manufacturing challenges due to the potential damage of liquid crystal panels during assembly and complex fastening processes, particularly because the guide panel does not cover the side surface, leading to increased thickness and complexity in assembly.

Innovation Solution

A display module design where a guide panel surrounds the side surface of the liquid crystal panel and is fastened to a cover bottom using hooks, reducing the risk of damage and simplifying the manufacturing process by using horizontal and vertical hooks for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of stationary object

If the guide panel does not cover the side surface of the liquid crystal panel, then the border thickness can be reduced, but the liquid crystal panel side surface is vulnerable to damage during manufacturing

Engineering Contradiction:
Improveborder thicknessVSAvoidliquid crystal panel protection
Core Design Contradiction:
Length of stationary objectVSReliability

Solution Approach 1:

The guide panel extends not only horizontally to define the display area but also vertically to cover the side surface of the liquid crystal panel. This dimensional extension allows the guide panel to provide protective coverage without increasing the horizontal border thickness, effectively resolving the contradiction between thinness and protection.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Strength

If the guide panel and cover bottom are fastened using bolts, then secure attachment is achieved, but the manufacturing process becomes complex

Engineering Contradiction:
Improveattachment securityVSAvoidassembly process complexity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The guide panel and cover bottom are designed as integrated components that form a unified structure. The guide panel extends to cover the side surface and connects with the cover bottom, eliminating the need for separate bolt fastening between these two components. This merging reduces assembly complexity while maintaining structural integrity through the unified design.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The guide panel and cover bottom are designed to self-align and self-secure through their geometric configuration. The components fit together through complementary shapes and positioning features that automatically ensure proper alignment during assembly, eliminating the need for complex fastening procedures and precision alignment requirements.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9703133B2Display module and liquid crystal display device including the same
Publication Date: 2017.07.11 LG DISPLAY CO LTD
  • US9703133B2 patent drawing
  • US9703133B2 patent drawing
  • US9703133B2 patent drawing

AI summary

A display module, and a liquid crystal display (LCD) device including the same, includes a guide panel surrounding a side surface of a liquid crystal panel. The guide panel and a cover bottom are fastened to each other by hooks.