Display device assembly having mirror surface

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Solution Overview

Problem

Existing display devices with mirror surfaces face weight and installation challenges due to the thickness of the back plate, which affects the overall weight and ease of installation when hung on a wall.

Innovation Solution

A display device assembly with a mirror surface design that reduces the thickness of the back plate by transferring stress from the back plate to an inner wall hanging component, allowing for a thinner back plate while maintaining structural integrity and ease of installation, using a combination of inner and outer wall hanging components and a waterproof component to enhance reliability and aesthetics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the back plate thickness is increased to maintain structural integrity, then the strength and reliability are improved, but the overall weight and device thickness increase

Engineering Contradiction:
Improveback plate strengthVSAvoiddisplay device weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The wall hanging function is segmented into two independent components: an inner wall hanging component connected to the mirror component, and an outer wall hanging component that passes through the back plate. This segmentation allows the back plate to be thinner while the hanging components provide the necessary structural support for wall mounting.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The wall hanging function is extracted from the back plate structure itself and implemented through separate inner and outer wall hanging components. This extraction allows the back plate to focus on its primary function with reduced thickness, while the hanging components bear the mechanical load of wall mounting.

Inventive Principle:
Principle #2Taking out (Extraction)

2Weight of moving object

If the back plate thickness is reduced to decrease weight, then the ease of installation and aesthetics are improved, but the structural integrity and reliability deteriorate

Engineering Contradiction:
Improvedisplay device weightVSAvoidstructural reliability
Core Design Contradiction:
Weight of moving objectVSReliability

Solution Approach 1:

The inner wall hanging component acts as an intermediary between the mirror component and the outer wall hanging component. It transfers and distributes the mechanical stress from the wall mounting to the mirror component, providing reliable structural support despite the thin back plate.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The back plate is designed as a thin film structure (thickness 0.2-0.6mm) that is sufficient for its primary functions of support and aesthetics, while the rigid wall hanging components provide the necessary structural strength for reliable wall mounting.

Inventive Principle:
Principle #30Flexible shells and thin films

3Device complexity

If a traditional single wall hanging component is used, then the device complexity is reduced, but the ease of installation and adaptability are worsened

Engineering Contradiction:
Improvehanging component complexityVSAvoidinstallation ease
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The wall hanging system is designed with detachable connections between the inner and outer wall hanging components, allowing for dynamic assembly and disassembly. The outer wall hanging component can be easily attached to or removed from the inner wall hanging component, facilitating simple installation and maintenance.

Inventive Principle:
Principle #15Dynamics

4Shape

If the back plate is made thinner to improve aesthetics, then the device appearance is improved, but the ease of manufacture and structural stability are worsened

Engineering Contradiction:
Improveback plate thicknessVSAvoidmanufacturing ease
Core Design Contradiction:
ShapeVSEase of manufacture

Solution Approach 1:

The manufacturing process is segmented into independent steps for the mirror component assembly and the back plate assembly. The inner wall hanging component is first connected to the mirror component, then the thin back plate is attached, and finally the outer wall hanging component is installed. This segmentation simplifies manufacturing of each individual component despite the overall thin design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11449094B2Display device assembly having mirror surface
Publication Date: 2022.09.20 BEIJING BOE TECH DEV CO LTD
  • US11449094B2 patent drawing
  • US11449094B2 patent drawing
  • US11449094B2 patent drawing

AI summary

A display device assembly having a mirror surface is provided. The display device includes: a display device having the mirror surface, the display device includes a mirror component and a back plate spaced apart from each other, and the back plate is provided with an avoiding hole; an inner wall hanging component, the inner wall hanging component is located between the mirror component and the back plate and is connected to at least one of the mirror component and the back plate; and an outer wall hanging component, the outer wall hanging component is located on a side of the back plate away from the mirror component, and a portion of the outer wall hanging component passes through the avoiding hole and is engaged detachably with the inner wall hanging component.