Notebook Display Panel Protection via Rubber-Coated Bezel Buffer

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Solution Overview

Problem

Notebook computer display devices are prone to damage from external impacts, especially in outdoor environments due to the lack of adequate protection when in an open state.

Innovation Solution

A display device design featuring a reinforced glass plate covered by a rubber-coated bezel, which provides a buffer and frames the glass plate with a rubber bordering structure to absorb impacts, and is adhered using adhesive tape, creating a protective accommodating space with a back shell to shield the display panel.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the display device is made portable with a pivotally connected display panel, then the ease of carrying is improved, but the reliability of the display panel deteriorates due to vulnerability to external impacts

Engineering Contradiction:
Improveease of carryingVSAvoiddisplay panel durability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent applies beforehand cushioning by introducing a rubber buffer layer between the display panel and the external environment. This rubber layer is integrated into the bezel structure and positioned to contact the display panel surface, providing cushioning protection against external impacts before damage can occur. The rubber material absorbs impact energy through elastic deformation, protecting the fragile display panel while maintaining the portable design.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Reliability

If a protective structure is added to the display device, then the reliability of the display panel is improved, but the device complexity increases

Engineering Contradiction:
Improvedisplay panel protectionVSAvoidstructural complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the protective function with the existing bezel structure. Instead of adding a separate protective component, the rubber buffer layer is integrated directly into the bezel, combining the structural support function of the bezel with the protective cushioning function. This merging approach provides reliable protection while minimizing the increase in device complexity by utilizing and enhancing the existing structural elements.

Inventive Principle:
Principle #5Merging (Combining)

3Strength

If a rigid protective cover is used for the display panel, then the strength of protection is improved, but the ability to absorb impact energy deteriorates

Engineering Contradiction:
Improveprotective strengthVSAvoidimpact energy absorption
Core Design Contradiction:
StrengthVSLoss of energy

Solution Approach 1:

The patent employs flexible shells and thin films by using a rubber buffer layer with elastic properties. This rubber layer can deform elastically under impact, absorbing impact energy through material deformation rather than rigid resistance. The flexible nature of the rubber allows it to conform to the display panel surface and provide cushioning protection, effectively absorbing impact energy while maintaining a thin profile that does not significantly increase device thickness.

Inventive Principle:
Principle #30Flexible shells and thin films

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution effectively reduces the risk of display panel damage from external forces by distributing impact energy through the rubber-coated bezel and glass plate, enhancing the reliability of the display device.

Implementation Method 1

a part of the bezel which is in contact with the reinforced glass plate is made of a rubber material

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

the reinforced glass plate is adhered to the bezel by an adhesive tape

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS8023255B2Display device
Publication Date: 2011.09.20 COMPAL ELECTRONICS INC
  • US8023255B2 patent drawing
  • US8023255B2 patent drawing
  • US8023255B2 patent drawing

AI summary

A display device is provided. The display device is adapted for a notebook computer. The display device includes a display panel, a bezel, a back shell, and a reinforced glass plate. The bezel includes a receiving recess and an opening. The display panel is disposed in the receiving recess. The bezel exposes a part of the display panel from the opening. The back shell is assembled with the bezel. The back shell and the bezel cooperatively define an accommodating space. The display panel is accommodated in the accommodating space. The reinforced glass plate is assembled to the bezel for covering the part of the display panel exposed by the opening of the bezel.