Foldable Display Support Structure With Magnetic Flatness Control
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Solution Overview
Problem
Foldable display devices are prone to damage at the folding area due to deformation, which compromises their durability and user experience.
Innovation Solution
A display device design featuring a supporter with intersecting support bars, a hinge mechanism, and strategically arranged magnetic units that overlap the folding area, providing structural support and magnetic attraction to maintain the folding area's flatness and prevent deformation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a foldable display device is designed to be deformable and foldable, then portability and user convenience are improved, but the folding area becomes prone to deformation and damage
Solution Approach 1:
The support structure is divided into multiple support bars arranged in a grid pattern, with each bar providing localized support to specific regions of the folding area. This segmentation allows the structure to maintain flexibility while distributing stress across multiple discrete elements, preventing concentrated deformation at any single point.
Solution Approach 2:
Magnetic units are strategically positioned at specific locations within the folding area to provide localized support where deformation is most likely to occur. The support bars are also configured with varying orientations and positions to address specific vulnerability zones, applying support precisely where needed rather than uniformly across the entire folding area.
2Stability of the object's composition
If magnetic units are added to maintain folding area flatness, then structural support is improved, but device complexity increases
Solution Approach 1:
The magnetic units are integrated directly into the support bar structure, combining the support function and the stabilization function into a single unified system. This merging eliminates the need for separate support and stabilization components, reducing overall device complexity while maintaining the benefits of both functions.
Solution Approach 2:
Magnetic fields are used to replace traditional mechanical support structures that would require physical contact and complex linkage mechanisms. The magnetic attraction provides continuous, contactless support force to maintain folding area flatness, simplifying the mechanical design while achieving the same stabilizing effect.
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 damage to the folding area by maintaining its flatness through magnetic attraction and structural support, enhancing the durability and usability of foldable display devices.
Implementation Method 1
a plurality of first magnetic units and a plurality of second magnetic units disposed on the supporter, wherein the first magnetic units and the second magnetic units overlap the folding area
Data Source
AI summary
A display device includes: a display panel including a folding area; a supporter disposed on the display panel, wherein the supporter includes a plurality of support bars that are arranged in a first direction and extend in a second direction intersecting the first direction; a hinge disposed on the supporter, wherein the hinge has a folding axis that overlaps the folding area and extends in the second direction; and a plurality of first magnetic units and a plurality of second magnetic units disposed on the supporter, wherein the first magnetic units and the second magnetic units overlap the folding area, wherein the first magnetic units and the second magnetic units are staggered with respect to each other, wherein the folding axis is between the first magnetic units and the second magnetic units.