Weighted Wheeled Display Stand for Stable Multi-Axis Adjustment

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Solution Overview

Problem

Current display devices lack the ability to freely adjust the angle or position of the display panel, limiting their flexibility and stability, especially when used in various motion configurations such as pivot, tilt, and swivel motions independently.

Innovation Solution

A display device design that includes a head with a display panel, an arm, a pole, and a base, where the base features a weight and wheels for improved stability and mobility, allowing for independent pivot, tilt, and swivel motions, and enhanced standing and driving stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a display device uses a fixed stand structure, then manufacturing is simple, but the display panel cannot be freely adjusted in angle or position

Engineering Contradiction:
Improveadjustability of display panelVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The stand is divided into multiple independent segments: base, pole, arm, and head components. Each segment can move independently relative to others, enabling multiple degrees of freedom (pivot, tilt, swivel, elevating motions) while maintaining manageable structural complexity through modular design

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The stand transitions from a static fixed structure to a dynamic adjustable structure. Mechanical joints and actuators are introduced to enable continuous adjustment of the display panel's position and orientation in multiple directions, transforming the system from rigid to adaptable

Inventive Principle:
Principle #15Dynamics

2Weight of moving object

If the display device is made lightweight for portability, then ease of transport improves, but standing stability deteriorates

Engineering Contradiction:
Improvedevice weightVSAvoidstanding stability
Core Design Contradiction:
Weight of moving objectVSStability of the object's composition

Solution Approach 1:

A counterweight mechanism is implemented within the base structure. The counterweight system compensates for the lightweight design by providing downward force and rotational resistance, ensuring the display device remains stable in various positions without requiring excessive overall weight

Inventive Principle:
Principle #8Anti-weight (Counterweight)

Solution Approach 2:

The stability problem is solved by adding vertical dimension elements (elevating motion capability, vertical pole structure) rather than simply increasing horizontal base size or overall weight. The counterweight operates in the vertical dimension to provide stability while maintaining portability

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Stability of the object's composition

If the base is made stationary for stability, then standing stability improves, but mobility and freedom of movement are reduced

Engineering Contradiction:
Improvestanding stabilityVSAvoidmobility
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The base is transformed from a completely stationary structure to a dynamic platform with controlled mobility. Wheels are integrated into the base design, allowing the entire display device to be moved when needed, while the counterweight and joint mechanisms maintain stability during operation in fixed positions

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12197243B2Display device
Publication Date: 2025.01.14 LG ELECTRONICS INC
  • US12197243B2 patent drawing
  • US12197243B2 patent drawing
  • US12197243B2 patent drawing

AI summary

A display device is provided. The display device of the present disclosure may include: a head including a display panel; an arm to which the head is pivotally coupled; a pole to which the arm is coupled; and a base to which the pole is coupled, wherein the base includes: a lower body forming a bottom; an upper body which is coupled to the lower body and to which the pole is fixed; a weight disposed between the lower body and the upper body; and a wheel disposed outside of the lower body, passing through the lower body and coupled to the weight.