Sliding Display Panel Guide Shafts to Minimize Tilt and Impact

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Solution Overview

Problem

Existing display devices lack a mechanism to open or close the front surface of a display panel, allowing for panel movement while minimizing left-right tilting and alleviating impact from up-down movement.

Innovation Solution

A display device comprising a base, a drive module with a slider for linear reciprocating motion, a plate coupled to the slider, a display panel attached to the plate, and guide shafts to facilitate the panel's movement, allowing for opening/closing of the front surface and minimizing tilting and impact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a mechanism is added to open or close the front surface of the display panel, then the operational flexibility is improved, but the device complexity increases

Engineering Contradiction:
Improveoperational flexibilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by transforming the static display panel into a dynamic structure that can change its state between open and closed positions. The display panel is coupled to a drive module with a slider that performs linear reciprocating motion, allowing the panel to dynamically adjust its position and orientation, thereby improving operational flexibility while managing complexity through controlled motion mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent segments the display device into multiple functional components: a base, a drive module with slider, a plate coupled to the slider, and the display panel coupled to the plate. This segmentation allows each component to perform its specific function independently, making the overall system more manageable and easier to control despite the added complexity of the opening/closing mechanism.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If guide shafts are added to minimize left-right tilting during panel movement, then the stability is improved, but the device complexity increases

Engineering Contradiction:
ImprovestabilityVSAvoiddevice complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The guide shafts act as intermediary elements between the drive module and the display panel. They mediate the motion transmission while constraining the panel's movement path, preventing left-right tilting during up-down movement. The guide shafts provide a mechanical constraint that ensures stable movement without requiring complex active control systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If a drive module with slider is added to enable panel movement, then the operational flexibility is improved, but the device complexity and impact during movement increase

Engineering Contradiction:
Improveoperational flexibilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The drive module with slider provides controlled dynamic movement of the display panel, enabling it to transition between different positions and orientations. The linear reciprocating motion of the slider is transferred to the plate and subsequently to the display panel, creating a dynamic system that enhances operational flexibility while maintaining manageable complexity through straightforward mechanical motion.

Inventive Principle:
Principle #15Dynamics

4Reliability

If guide shafts are added to alleviate impact during panel movement, then the reliability is improved, but the device complexity increases

Engineering Contradiction:
ImprovereliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The guide shafts serve as intermediary mechanical elements that smooth out movement transitions and reduce impact forces during panel movement. By providing a guided path and distributing mechanical stresses, the guide shafts enhance the reliability of the moving components without introducing complex shock absorption systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250198561A1Display device
Publication Date: 2025.06.19 LG ELECTRONICS INC
  • US20250198561A1 patent drawing
  • US20250198561A1 patent drawing
  • US20250198561A1 patent drawing

AI summary

A display device is disclosed. The display device according to the present disclosure comprises: a base; a driving module coupled onto the base and having a slider which linearly reciprocates; a plate coupled to the slider, a display panel coupled to the plate in front of the plate; a first guide shaft which extends in the movement direction of the slider and to which one end of the plate is movably coupled; and a second guide shaft which faces the first guide shaft with respect to the slider, and is parallel to the first guide shaft, and to which the other end of the plate is movably coupled.