Curved Nested Supports for Slim LCD Receiving Unit Strength

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Solution Overview

Problem

The challenge in manufacturing a slimmer liquid crystal display (LCD) device is to enhance the strength of the receiving unit while maintaining a slim profile, as existing units lack sufficient structural reinforcement to protect the liquid crystal panel and backlight assembly from external impacts and require complex mold frame forming and coupling operations.

Innovation Solution

The proposed solution involves a receiving unit with a sidewall and supports that are bent or curved to extend from the sidewall, forming a double or triple structure that includes hooking grooves and protrusions to securely receive and support the liquid crystal panel and backlight assembly, thereby reinforcing the display device's strength and reducing manufacturing complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of moving object

If the receiving unit is made slimmer to achieve a thinner display device, then the overall device thickness is reduced, but the structural strength and impact resistance deteriorate

Engineering Contradiction:
Improvedisplay device thicknessVSAvoidreceiving unit strength
Core Design Contradiction:
Length of moving objectVSStrength

Solution Approach 1:

The support structure is designed with bent or curved configurations instead of straight rigid supports. The first support extends bent or curved from the sidewall, and the second support extends bent or curved from the first support, creating a spring-like structure that provides both structural strength and flexibility while maintaining a slim profile

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The receiving unit employs a nested support structure where the second support is positioned within the space created by the first support's bent configuration. This nested arrangement maximizes structural reinforcement within the limited thickness space, allowing the slim receiving unit to maintain adequate strength

Inventive Principle:
Principle #7Nested doll (Nesting)

2Strength

If complex mold frame forming and coupling operations are used to strengthen the receiving unit, then the structural strength improves, but the manufacturing complexity and time increase

Engineering Contradiction:
Improvereceiving unit strengthVSAvoidmanufacturing process complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The first support and second support are designed as integrated bent structures that are formed together in a single piece or coupled in a simplified manner. This merged structure eliminates the need for complex multi-component assembly operations while maintaining structural strength through the continuous bent configuration

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bent support structures are designed to self-reinforce through their geometric configuration. The curved shapes inherently provide structural strength without requiring additional reinforcing components or complex assembly operations, allowing the structure to strengthen itself through its form

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8564730B2Display device
Publication Date: 2013.10.22 LG DISPLAY CO LTD
  • US8564730B2 patent drawing
  • US8564730B2 patent drawing
  • US8564730B2 patent drawing

AI summary

Provided is a display device. The display device comprises a receiving unit, a liquid crystal panel, and a backlight assembly. The receiving unit comprises a sidewall, a first support bent or curved to extend from the sidewall, a second support bent or curved to extend from the first support. The second support faces the sidewall. At least one of the liquid crystal panel and the backlight assembly is received in the receiving unit. The liquid crystal panel and the backlight assembly can be doubly protected by the sidewall and the second support, and a display device with improved mechanical strength can be realized.