Flexible Display Support Bars with Guide Grooves

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Solution Overview

Problem

Flexible display devices face challenges in maintaining the integrity of support bars when external forces are applied, leading to potential modification and loss of functionality.

Innovation Solution

The display device incorporates a support part with sub-support elements and a gear mechanism that allows the support bars to be positioned under the display module, preventing modification by external forces through controlled movement and positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the support part is positioned under the display module to support the display module, then the display module is stabilized, but the support part may be modified when external force is applied

Engineering Contradiction:
Improvestability of display moduleVSAvoidintegrity of support bars
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

A reinforcement part is introduced as an intermediary component between the support part and the display module. This reinforcement part specifically reinforces the support bars to prevent modification by external forces, while allowing the support part to maintain its stabilizing function for the display module

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The support structure is segmented into the support part (for general support) and the reinforcement part (specifically for preventing modification). This segmentation allows each component to perform its specialized function without interfering with the other

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the support bars are positioned under the display module, then the display module is supported, but the support bars may be modified by external forces

Engineering Contradiction:
Improveportability of flexible displayVSAvoidresistance to external forces
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The reinforcement part acts as a mediator that protects the support bars from external forces while allowing the flexible display to maintain its portability and flexibility characteristics

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The reinforcement part is applied locally to the support bars rather than the entire support structure. This localized reinforcement provides strength where needed (at the support bars) while maintaining the overall flexibility and portability of the display device

Inventive Principle:
Principle #3Local quality

Data Source

PatentEP3716003B1Display device
Publication Date: 2023.05.10 SAMSUNG DISPLAY CO LTD
  • EP3716003B1 patent drawingFigure 1
  • EP3716003B1 patent drawingFigure 2
  • EP3716003B1 patent drawingFigure 3

AI summary

A display device includes: a display module; a support part on a rear surface of the display module and comprising a support plate and a plurality of support bars; a first case accommodating the display module and the support part; a second case combined with the first case so as to be moved in a direction away from or close to the first case along a first direction; and a sub-support part under the support part so as to overlap a part of the support part, wherein both sides of the plurality of support bars are respectively inserted into first guide grooves defined in inner surfaces of the first case, which face with each other in a second direction crossing the first direction, and the plurality of support bars are configured to be moved along the first guide grooves.