Mobile Display Stand With Roll Spring Height Adjustment

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Solution Overview

Problem

Conventional display devices are typically fixed and limited in their placement, restricting user mobility and flexibility in viewing locations.

Innovation Solution

A mobile display device design featuring a battery-powered display unit with a roll spring mechanism for vertical movement, a slide bracket, and a station for charging, allowing for adjustable height and easy relocation without the need for a power connection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If the display device is made large to provide sufficient display area, then the display area is improved, but the device becomes difficult to move and relocate

Engineering Contradiction:
Improvedisplay areaVSAvoidmobility
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

The display device transitions from a fixed installation type to a mobile type with wheels, allowing it to be moved and relocated easily despite its large size. The stand can be rotated and the entire device can be transported to different locations.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If the display device is installed as a fixed type to ensure stability, then the stability is improved, but the viewing location becomes limited

Engineering Contradiction:
Improveinstallation stabilityVSAvoidviewing location flexibility
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The display device is designed as a mobile type that can be moved to different locations while maintaining stability during use. The stand provides stable support when positioned, and the device can be relocated when needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The display device serves multiple functions: it can be positioned at different locations for various viewing needs, and the stand can be adjusted to different heights and angles to accommodate different viewing positions and preferences.

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

3Illumination intensity

If the display unit is positioned high for better visibility, then the viewing angle is improved, but the device becomes unstable and difficult to control

Engineering Contradiction:
Improveviewing visibilityVSAvoiddevice stability
Core Design Contradiction:
Illumination intensityVSStability of the object's composition

Solution Approach 1:

The stand can be adjusted to different heights and angles, allowing the display unit to be positioned at optimal viewing levels. The adjustable design enables the user to balance visibility and stability based on specific usage scenarios.

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 the display device to be used at various locations, adjusted to different heights for comfort, and easily moved with a built-in wheel system, enhancing usability and mobility.

Implementation Method 1

The stand may include a roll spring including a metal tape wound in a roll shape, wherein an end of the roll spring is coupled with the slide bracket, and a spring seat located at a top of the stand and mounting the roll spring therein, wherein the display unit may move downward as the roll spring is unwound when a user presses the display unit downward, and wherein the display unit may move upward as the roll spring is wound when the user presses the display unit upward.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11334111B2Display device
Publication Date: 2022.05.17 LG ELECTRONICS INC
  • US11334111B2 patent drawing
  • US11334111B2 patent drawing
  • US11334111B2 patent drawing

AI summary

A display device including a display unit, a support mounted on a floor and having a battery mounted therein, a stand extending in a vertical direction from the support, a slide bracket coupled to a rear face of the display unit and slidably coupled to the stand, and a station detachably coupled to the support to charge the battery is able to be used, so that a degree of usability is high.