Flexible Display Hinge Structure for Flat Touch and Curved Viewing

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Solution Overview

Problem

Existing displays are limited in their ability to simultaneously provide a curved screen for improved viewing experiences and a flat plane for effective touch operations, making long-time touch operations difficult and limiting touch functionality to simple gestures.

Innovation Solution

A flexible display design that includes a bottom plate, support plate, hinge modules, a frame body, and a bending module, allowing the display to switch between a curved view mode and a flat touch mode by adjusting the frame body's angle and shape through the hinge modules and bending module, enabling rotation for optimal viewing and touch interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the display screen is connected to brackets perpendicular to the ground, then the display screen is suspended on a desktop and faces a user, but long-time touch operation is difficult because the user's arm also needs to be suspended on the desktop

Engineering Contradiction:
Improvetouch operation comfortVSAvoidduration of touch operation
Core Design Contradiction:
Ease of operationVSDuration of action of moving object

Solution Approach 1:

The display screen is designed with dynamic adjustability, allowing it to rotate and change angles relative to the support plate through hinge modules. This enables the display to transition from a fixed perpendicular position to various angled positions, allowing users to rest their arms on the desktop while performing touch operations for extended periods.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the display screen has a touch function, then simple touch operations are enabled, but touch drawing is not supported because the screen cannot maintain a flat plane

Engineering Contradiction:
Improvetouch functionalityVSAvoidscreen flatness
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The display screen can dynamically adjust its shape between curved and flat states. When a flat plane is required for touch drawing operations, the screen maintains a planar configuration. When viewing mode is activated, the screen can curve to enhance viewing experience. This dynamic shape adjustment enables the screen to support both simple touch operations and complex touch drawing activities.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the display screen is curved, then viewing experience is improved, but touch drawing is difficult because the screen cannot provide a flat plane

Engineering Contradiction:
Improveviewing experienceVSAvoidtouch drawing capability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The display system incorporates dynamic adjustability that allows the screen to switch between curved and flat configurations. In viewing mode, the screen curves to improve ergonomics and reduce eye strain. When touch drawing is required, the screen transitions to a flat plane configuration, providing the necessary surface for accurate touch input and drawing operations.

Inventive Principle:
Principle #15Dynamics

4Device complexity

If the display screen is fixed in position, then structural simplicity is maintained, but the display cannot be adjusted for different viewing and operation needs

Engineering Contradiction:
Improvestructural complexityVSAvoidadjustability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The display screen is equipped with hinge modules that enable rotation and angle adjustment relative to the support plate. This dynamic positioning capability allows the display to be adjusted to various angles and orientations, accommodating different viewing preferences and operation scenarios while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #15Dynamics

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

Enables quick switching between view and touch modes, overcoming the limitations of existing displays by providing a curved screen for reduced eye fatigue and a flat plane for long-time touch operations, thus enhancing user experience.

Implementation Method 1

The hinge modules are disposed at the second end of the support plate. The frame body is provided with a fixed frame and a plurality of turning frames. The fixed frame is connected to the hinge modules. The plurality of turning frames are pivoted to two opposite sides of the fixed frame respectively.

Methodology Applied
Scientific EffectHinge mechanism: Hinge

Implementation Method 2

When the flexible display is switched to the view mode, the bending module drives the plurality of turning frames to be bent relative to the fixed frame so that the flexible panel is in a curved shape.

Methodology Applied
Scientific EffectMechanical bending: Deformation

Data Source

PatentUS11216039B2Flexible display
Publication Date: 2022.01.04 COMPAL ELECTRONICS INC
  • US11216039B2 patent drawing
  • US11216039B2 patent drawing
  • US11216039B2 patent drawing

AI summary

A flexible display includes a bottom plate, a support plate, two hinge modules, a frame body, a bending module and a flexible panel. The support plate is provided with a first end and a second end. The first end is rotatably connected to the bottom plate. The hinge modules are disposed at the second end of the support plate. The frame body is provided with a fixed frame and a plurality of turning frames. The fixed frame is connected to the hinge modules. The plurality of turning frames are pivoted to two opposite sides of the fixed frame respectively. The bending module is connected with the fixed frame and the plurality of turning frames. The flexible panel is disposed on the frame body and covers the bending module. When the flexible display is switched to a touch mode, the bending module drives the plurality of turning frames to be flush with the fixed frame so that the flexible panel is in a flat plate shape. When the flexible display is switched to a view mode, the bending module drives the plurality of turning frames to be bent relative to the fixed frame so that the flexible panel is in a curved shape.