Display Support Arc Friction Tilt for Stable Positioning

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Solution Overview

Problem

Existing display device supporting apparatuses face challenges in reducing size, improving reliability, ensuring smooth operation, maintaining position stability, conforming to built-in mechanisms, and minimizing manufacturing and distribution costs while minimizing visible components and noise.

Innovation Solution

A supporting apparatus for display devices featuring a stationary unit, connection units, and a tilting frictional unit with arc members that generate frictional force to guide motion, allowing for size reduction, improved reliability, and stable position maintenance, while also enabling easy integration with built-in mechanisms and reducing manufacturing and distribution costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If conventional supporting apparatus structures are used, then reliability and position stability are maintained, but the visible size and device complexity increase

Engineering Contradiction:
Improvevisible sizeVSAvoidstructure complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The patent combines the tilting frictional unit with the connection unit by fixing the first arc member to the connection unit, merging two functional elements into a integrated structure. This reduces the visible size and external observations while maintaining the necessary support and tilting functions through combined mechanical action.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The tilting frictional unit is nested within the connection structure, with the arc members positioned inside the connection unit's mechanical pathway. This nesting arrangement allows the friction-based tilting control to be housed within the existing connection framework, reducing overall device volume and visible complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If conventional connection mechanisms are used, then position stability is maintained, but frictional force and noise are generated

Engineering Contradiction:
Improvesmooth operationVSAvoidfrictional force and noise
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The patent employs arc-shaped members (first and second arc members) with curved surfaces that contact each other to generate controlled frictional force. The curved geometry allows for smooth tilting motion while distributing contact forces, reducing noise and improving operational smoothness compared to conventional linear or planar contact mechanisms.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Productivity

If the supporting apparatus is compacted, then distribution costs are reduced, but manufacturing precision requirements increase

Engineering Contradiction:
Improvedistribution efficiencyVSAvoidarc member contact precision
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The patent utilizes the friction coefficient as a controllable parameter by selecting appropriate materials for the arc members. By changing material parameters rather than precisely controlling geometric dimensions, the design achieves reliable tilting control with standard manufacturing tolerances, reducing manufacturing precision requirements while maintaining compact dimensions for efficient distribution.

Inventive Principle:
Principle #35Parameter changes

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

The solution effectively reduces the visible size of the display device, enhances user satisfaction, improves operational reliability, maintains position stability, and reduces manufacturing and distribution costs by utilizing a tilting frictional unit with arc members to manage motion and friction, ensuring smooth operation without noise.

Implementation Method 1

a tilting frictional unit interposed between the connection unit and the device supporting unit and guiding tilting motion of the device supporting unit in a vertical direction, wherein the tilting frictional unit includes: a first arc member fixed to the connection unit; and a second arc member fixed to the device supporting unit, wherein the first and second arc members contact each other to generate frictional force

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS8746635B2Supporting apparatus for display device
Publication Date: 2014.06.10 LG ELECTRONICS INC
  • US8746635B2 patent drawing
  • US8746635B2 patent drawing
  • US8746635B2 patent drawing

AI summary

A supporting apparatus for a display device is provided. The supporting apparatus may include a stationary unit coupled to an installation site, a device supporting unit that supports the display device, a connection unit that connects the stationary unit to the device supporting unit and that guides motion of the device supporting unit, and a tilting frictional unit interposed between the connection unit and the device supporting unit to guide a tilting motion of the device supporting unit. The tilting frictional unit may include a first arc member fixed to the connection unit and a second arc member fixed to the device supporting unit. The first and second arc members contact each other to generate frictional force.