Bezel with Horizontal Extensions for LCD Impact Protection
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Solution Overview
Problem
Liquid crystal displays (LCDs) are susceptible to breakage from external impacts due to their thin glass substrates, particularly in portable devices where thickness is reduced, necessitating a protective bezel to enhance strength and rigidity.
Innovation Solution
A bezel with perpendicular sidewalls and horizontal extensions is designed to receive the display panel, providing a receiving space that corresponds to the substrate, enhancing the structural integrity and ease of mounting, and is manufactured using techniques such as metal bending or molding.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If the display panel is made thinner to reduce device size, then the portability and compactness are improved, but the susceptibility to impact and breakage increases
Solution Approach 1:
The bezel is designed with extension members that protrude beyond the side surfaces of the display panel, creating a protective structure that absorbs and distributes impact forces before they reach the fragile glass substrates. This beforehand cushioning approach allows the display panel to remain thin while the bezel provides the necessary impact protection.
Solution Approach 2:
The invention combines the thin glass substrates of the display panel with a protective bezel structure made of more impact-resistant material. This composite structure allows the display panel itself to remain thin for portability while the composite assembly (panel + bezel) provides the required reliability and impact resistance.
2Reliability
If a protective bezel is added to protect the display panel, then the resistance to impact is improved, but the device size and complexity increase
Solution Approach 1:
The bezel is designed to serve multiple functions: it provides impact protection, defines the structural boundary of the display assembly, and offers mounting surfaces through its extension members. By making the bezel multi-functional, the invention reduces the need for additional separate protective components, thereby limiting the increase in device complexity.
Solution Approach 2:
The protection approach transitions from protecting only the front surface to creating a three-dimensional protective structure with extension members that protrude on multiple sides. This dimensional approach provides comprehensive protection while maintaining a relatively simple bezel structure that integrates well with the display panel.
3Reliability
If the bezel structure is made more complex to improve protection, then the resistance to impact is improved, but the ease of manufacture decreases
Solution Approach 1:
The bezel is segmented into distinct functional portions: a main body portion that provides structural support and protection, and extension members that protrude to provide additional protection and mounting surfaces. This segmentation allows each portion to be optimized independently and facilitates manufacturing processes such as separate forming or assembly of the bezel components.
Solution Approach 2:
The bezel design utilizes parameter changes in the extension members, such as varying lengths, widths, or profiles of the protruding portions, to optimize protection capability for different impact scenarios. These parameter variations can be achieved through standard manufacturing techniques like molding or bending, maintaining ease of manufacture while improving protection.
Data Source
AI summary
Example embodiments relate to a liquid crystal display and a method thereof. The liquid crystal display may include a display panel having a liquid crystal layer interposed between a first substrate and a second substrate, and a bezel having a lower surface, sidewalls formed perpendicularly to the lower surface, and extension members formed horizontally with the lower surface on upper end portions of the sidewalls. The display panel may be received in the bezel so that the first substrate may correspond to the lower surface, and side surfaces of the first substrate may correspond to the sidewalls.