Flexible Display Folding Mechanism for Portable Screen Expansion
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Solution Overview
Problem
Phablets, with displays larger than smartphones but smaller than tablets, are often bulky and unwieldy, and the increased display size is often insufficient.
Innovation Solution
A mobile electronic device with a flexible display that can be folded into three segments, including a middle segment always visible and right and left segments that can be stowed or unstowed, using magnets and a backing with spring properties for secure folding, and optionally featuring interchangeable display modules and a folding mechanism with minimal stress on the display.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of moving object
If the display size is increased to provide a larger viewing area, then the display area is improved, but the device becomes bulky and unwieldy
Solution Approach 1:
The display is divided into three separate segments that can be independently folded and positioned. The flexible display is folded into three segments with a middle segment always visible and right and left segments that can be stowed or unstowed, allowing the display area to be increased when needed while maintaining a compact form when folded.
Solution Approach 2:
The display segments are made dynamically adjustable rather than fixed. The right and left segments may be stowed (not visible) and unstowed (visible), allowing the device to transition between different display configurations based on user needs, providing both large display capability and compact portability.
2Adaptability or versatility
If the display is folded repeatedly to enable size variation, then the adaptability is improved, but the display may suffer from permanent deformation
Solution Approach 1:
A flexible display is used that can be folded into three segments. The flexible display is mounted on a backing having spring properties, which provides structural support while allowing controlled folding movements, reducing stress on the display during folding operations.
Solution Approach 2:
Magnets are provided in strategic locations to secure the right and left segments of the display in a folded configuration. The backing having spring properties acts as a cushioning element that absorbs stress during folding and unfolding, preventing permanent deformation while enabling repeated folding cycles.
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 device provides a convenient, large display when needed while maintaining portability and preventing permanent deformation, with scalable battery capacity and optional snap-on cover protection.
Implementation Method 1
The flexible display is mounted on a backing having spring properties
Implementation Method 2
Magnets are provided in strategic locations to secure the right and left segments of the display in a folded configuration
Data Source
AI summary
A mobile electronic device includes a flexible display having a front display surface and a back non-display surface; and a folding mechanism configured such that the display is folded with back non-display surfaces facing each other. The folding mechanism may include at least one rounded radius about which the display is folded, and may be configured such that the display is folded a plurality of times. The mobile electronic device may take the form of a display accessory including a docking mechanism for receiving a primary mobile electronic device.