Display Supporting Frame With Virtual-Axis Rotation to Reduce Bulk

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Solution Overview

Problem

Conventional adjustable supporting frames for displays are bulky and unsightly due to the physical and space-occupying nature of their rotation and tilt units, which prevents them from achieving a thin appearance.

Innovation Solution

An adjustable supporting frame design that integrates a tilting unit with a connecting shaft, pivoting elements, and a rotating unit, where the rotating plate pivots around a virtual axis, allowing the display to be adjusted between landscape and portrait positions without the need for a physical rotating axis, thereby reducing the overall size and thickness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional rotation unit and tilt unit are used to adjust display position and angle, then the display can be converted between landscape and portrait positions and tilt angle can be adjusted, but the supporting frame becomes huge and bulky due to the physical and space-occupying nature of these units

Engineering Contradiction:
Improvedisplay position and angle adjustment capabilityVSAvoidsupporting frame size
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The patent removes the physical rotating axis from the supporting frame structure. Instead of using a conventional rotation unit with a physical axis that occupies space, the invention uses a virtual axis concept where the rotating plate rotates directly on the fixing plate without requiring a physical rotating axis. This extraction of the unnecessary physical component significantly reduces the supporting frame volume while maintaining the landscape-portrait conversion capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the conventional mechanical rotation unit and tilt unit with a simplified mechanism. The rotating plate with engaging hole and pivoting elements connected to the connecting shaft creates a more compact mechanical system that achieves the same functionality with reduced space requirements. This substitution eliminates the need for separate, space-occupying rotation and tilt units.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If physical rotation unit and tilt unit are included in the supporting frame, then the display can be adjusted between landscape and portrait positions, but the supporting frame has an unsightly appearance due to its huge size

Engineering Contradiction:
Improvelandscape and portrait position conversionVSAvoidsupporting frame appearance
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

By removing the physical rotating axis and simplifying the mechanical structure, the patent achieves a much more compact supporting frame. The reduced size and simplified structure directly improve the aesthetic appearance, eliminating the unsightly look associated with bulky conventional supporting frames while preserving the landscape-portrait conversion functionality.

Inventive Principle:
Principle #2Taking out (Extraction)

3Adaptability or versatility

If conventional bearing module with rotation unit and tilt unit is used, then the display tilt angle can be adjusted, but the supporting frame thickness increases due to the space required for these physical units

Engineering Contradiction:
Improvetilt angle adjustment capabilityVSAvoidsupporting frame thickness
Core Design Contradiction:
Adaptability or versatilityVSLength of stationary object

Solution Approach 1:

The patent replaces the conventional tilt unit with a more compact mechanism using pivoting elements and a connecting shaft. The pivoting elements are pivotally fixed to the connecting shaft, allowing tilt angle adjustment within a compact space. This substitution dramatically reduces the supporting frame thickness while maintaining the tilt adjustment capability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 design allows for adjustable tilt angles and positions without increasing the frame's size, providing a thinner and more aesthetically pleasing solution while maintaining stability through torsional springs and gasket sets, enabling the display to be stopped at any desired angle or position.

Implementation Method 1

the at least one pivoting element is pivotally fixed to the connecting shaft, and the fixing plate is connected to the pivoting element, the pivoting element and the fixing plate pivotally rotate around an axial line of the connecting shaft

Methodology Applied
Scientific EffectPivoting rotation: Hinge

Implementation Method 2

the rotating plate is rotatably engaged to the fixing plate via the engaging hole, and the rotating plate rotates around a virtual axis

Methodology Applied
Scientific EffectVirtual axis rotation: Axle

Implementation Method 3

maintaining stability through torsional springs and gasket sets, enabling the display to be stopped at any desired angle or position

Methodology Applied
Scientific EffectTorsional spring elasticity: Torsion Spring

Implementation Method 4

maintaining stability through torsional springs and gasket sets, enabling the display to be stopped at any desired angle or position

Methodology Applied
Scientific EffectFriction damping: Friction

Data Source

PatentUS11067215B2Adjustable supporting frame
Publication Date: 2021.07.20 SYNCMOLD ENTERPRISE CORP
  • US11067215B2 patent drawing
  • US11067215B2 patent drawing
  • US11067215B2 patent drawing

AI summary

An adjustable supporting frame is disclosed for supporting a display. The adjustable supporting frame mainly comprises a base, a upright, a tilting unit, and a rotating unit, wherein the tilting unit pivotally rotates around an axial line of a connecting shaft, and the rotating unit rotates around a virtual axis, the axial line and the virtual axis intersect with each other.