Segmented Support Structure for Adjustable Bendable Display Curvature

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Solution Overview

Problem

Existing support apparatuses for bendable OLED display panels have fixed curvature, limiting the flexibility and adjustability of the display devices.

Innovation Solution

A support apparatus with a plurality of sequentially connected adjustment structures, where each structure is connected to the back side of the bendable structure, and any two adjacent structures are rotatable relative to each other, allowing for adjustable curvature.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed-curvature support apparatus is used, then the structural simplicity is maintained, but the adaptability is reduced

Engineering Contradiction:
Improvecurvature adjustabilityVSAvoidsupport apparatus structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support apparatus is divided into multiple adjustment structures that can be independently adjusted. Each adjustment structure includes rotating members and fixing members that can be separately positioned and locked, allowing the curvature to be segmented into adjustable sections rather than a fixed monolithic structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support apparatus transitions from a static fixed-curvature design to a dynamic adjustable-curvature design. The rotating members enable continuous adjustment of the curvature radius by rotating to different angles, and the fixing members allow the structure to be locked at any desired position, making the curvature dynamically changeable rather than fixed.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple fixed-curvature support apparatuses are prepared, then the curvature options are increased, but the device complexity and quantity increase

Engineering Contradiction:
Improvecurvature varietyVSAvoidnumber of support apparatuses
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A single support apparatus is designed to perform multiple functions by supporting different curvature radii. The adjustment structures with rotating and fixing members enable one apparatus to replace multiple fixed-curvature apparatuses, as it can be configured to provide various curvatures through adjustment rather than requiring separate dedicated apparatuses for each curvature.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The curvature radius parameter of the support apparatus is made changeable through the adjustment mechanism. By rotating the rotating members to different angles and locking them with fixing members, the curvature radius can be varied within a range, allowing one apparatus to provide multiple curvature options rather than being limited to a single fixed parameter.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If the curvature is fixed, then the manufacturing precision is easier to control, but the use flexibility is reduced

Engineering Contradiction:
Improveuse flexibilityVSAvoidcurvature control precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The adjustment structures are pre-configured with rotating members and fixing members that enable easy adjustment before use. The rotating members can be rotated to the desired angle and then locked by the fixing members, allowing the curvature to be adjusted and fixed in advance before the display apparatus is assembled or used, ensuring both ease of operation and sufficient manufacturing precision.

Inventive Principle:
Principle #10Preliminary action

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 flexible adjustment of the curvature of the bendable structure, enhancing the use flexibility of the display apparatus by allowing various curvatures to be achieved without the need for multiple fixed-curvature support apparatuses.

Implementation Method 1

the adjusting member is rotatable relative to the support member along the extension direction of the first direction, so as to adjust the curvature radius of the support apparatus

Methodology Applied
Scientific EffectRotation:

Implementation Method 2

a first end of the first elastic component is connected to the support member, a second end of the first elastic component is connected to the adjusting member, and the first elastic component is configured to push the adjusting member away from the support member along the first direction

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 3

a first end of the second elastic component is connected to the support member, a second end of the second elastic component is connected to the adjusting member, and the second elastic component is configured to push the support member and the adjusting member away from each other along a straight line defined by the second direction

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12256507B2Support apparatus and bendable apparatus
Publication Date: 2025.03.18 BOE TECHNOLOGY GROUP CO LTD
  • US12256507B2 patent drawing
  • US12256507B2 patent drawing
  • US12256507B2 patent drawing

AI summary

Provided is a support apparatus. The support apparatus is disposed on a back side of a bendable structure, and includes: a plurality of adjustment structures that are sequentially connected, wherein each of the plurality of adjustment structures is configured to be connected to the back side of the bendable structure, and any two adjacent adjustment structures of the plurality of adjustment structures are rotatable relative to each other.