Fixture of half mirror

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Solution Overview

Problem

Existing technologies face challenges in efficiently installing and removing a half mirror from a display panel without causing deformation or obstructing the display surface, particularly when an air layer is interposed between the mirror and the display panel.

Innovation Solution

A fixture system comprising a display mount, a bridge, and an external mount that allows for detachable attachment of the half mirror to the display panel and external structure, with the bridge supporting the mirror's center of gravity and covering infrared sensors, and includes features for easy detachment and reattachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the half mirror is rigidly fixed to the display panel, then the structural stability is improved, but the ease of installation and removal deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of installation and removal
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The fixing structure is divided into separate components: a first fixing member attached to the display panel and a second fixing member attached to the half mirror. These segments can be independently assembled and disassembled, enabling easy installation and removal while maintaining structural stability when connected.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixing members are designed with movable and adjustable characteristics, allowing the structure to transition between fixed and detached states. This dynamic design enables the half mirror to be securely fixed during use yet easily removed when needed, resolving the contradiction between stability and ease of operation.

Inventive Principle:
Principle #15Dynamics

2Area of stationary object

If the half mirror is made of a large-sized rigid transparent plate, then the spanning capability over the display surface is improved, but the risk of deformation and breakage increases

Engineering Contradiction:
Improvespanning capabilityVSAvoidrisk of deformation and breakage
Core Design Contradiction:
Area of stationary objectVSReliability

Solution Approach 1:

The large rigid half mirror is supported by multiple separate fixing members distributed across its surface rather than a single centralized support. This segmentation of the support structure reduces stress concentration points, minimizing the risk of deformation and breakage while maintaining the mirror's large spanning capability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fixing members are designed to provide preemptive support and stress distribution across the half mirror structure. By establishing multiple support points before any deformation can occur, the system prevents breakage and deformation rather than reacting to them, thereby improving reliability without reducing the mirror's size.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Strength

If the bridge extends outward over the outer periphery of the display panel, then the support for the half mirror is improved, but the device complexity increases

Engineering Contradiction:
Improvesupport capabilityVSAvoiddevice complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The bridge structure serves multiple functions: it provides mechanical support for the half mirror, extends the mounting area beyond the display panel periphery, and facilitates the connection between the fixing members. This multi-functionality improves support capability while avoiding the need for separate dedicated components, thereby limiting the increase in device complexity.

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

Data Source

PatentUS12461335B2Fixture of half mirror
Publication Date: 2025.11.04 AGC INC
  • US12461335B2 patent drawing
  • US12461335B2 patent drawing
  • US12461335B2 patent drawing

AI summary

A fixture of the half mirror provides a half mirror spanning a display surface on a front side of a display panel and an air layer interposed therebetween. The fixture includes: a display mount joining the fixture itself to a center of a back surface of the display panel; a bridge that extends from the display mount toward an outer periphery of the display panel, further extends outward over the outer periphery of the display panel, and is joined to an outer periphery of the half mirror outside the outer periphery of the display panel; and an external mount joining the fixture itself to a hook that is an external structure.