Recessed In-Wall Display Mount Interface for Easy Retrofit Installation

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Solution Overview

Problem

Existing in-wall mounting systems for flat panel displays are difficult to install in finished walls, require extensive wall modifications, lack wiring accommodations, have an industrial appearance, and are expensive to manufacture.

Innovation Solution

A recessed in-wall interface with shimming mechanisms and externally threaded bosses for easy installation, accommodating video and electrical wiring, and a sleek design, using shimming thumb-screws and fasteners for secure positioning between wall frame members.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If traditional in-wall boxes are used to enable the back plane of the monitor to be positioned closer to the wall, then the clearance between the monitor and wall is reduced, but the installation becomes difficult requiring extensive wall modification

Engineering Contradiction:
Improveclearance between monitor and wallVSAvoidinstallation ease
Core Design Contradiction:
Volume of moving objectVSEase of manufacture

Solution Approach 1:

The in-wall box is divided into multiple modular components including a main body, adjustable shims, and separate mounting brackets. This segmentation allows the components to be assembled and adjusted independently, greatly simplifying installation in existing walls without requiring extensive demolition while maintaining the reduced clearance benefit.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The in-wall box incorporates adjustable shims that can be dynamically positioned and secured at various depths within the wall cavity. This dynamic adjustment capability allows installers to accommodate varying wall thicknesses and stud positions, making installation easier while maintaining optimal monitor-to-wall clearance.

Inventive Principle:
Principle #15Dynamics

2Volume of moving object

If traditional in-wall boxes are used to reduce clearance, then the monitor positioning is improved, but specialized shims are needed due to stud spacing variations

Engineering Contradiction:
Improvemonitor-to-wall distanceVSAvoidadaptability to different wall configurations
Core Design Contradiction:
Volume of moving objectVSAdaptability or versatility

Solution Approach 1:

The in-wall box is designed with universal mounting features including multiple pre-drilled holes at various positions and adjustable shims that can accommodate different stud spacings (16" or 24" on center). This multi-functional design eliminates the need for specialized shims for different wall configurations, allowing a single product to adapt to various installation scenarios while maintaining consistent monitor positioning.

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

3Shape

If traditional in-wall boxes are used for mounting, then the aesthetic appearance is improved, but electrical and video wiring cannot be accommodated within the box

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidwiring integration
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The in-wall box integrates wiring accommodation features directly into its structure, combining the mounting function with electrical and video cable management. The box includes built-in cable clamps, routing channels, and knockout panels that allow wires to be neatly organized and secured within the box itself, eliminating the need for separate outlet boxes and maintaining a clean aesthetic appearance.

Inventive Principle:
Principle #5Merging (Combining)

4Shape

If traditional in-wall boxes are used to achieve shallow mounting, then the aesthetic aesthetic is improved, but the manufacturing cost increases

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidmanufacturing cost
Core Design Contradiction:
ShapeVSEase of manufacture

Solution Approach 1:

The in-wall box applies aesthetic finishing only to the visible portions of the device that will be exposed at the wall surface, while the interior components and structural elements use simpler, less expensive materials and finishes. This local quality approach maintains the desired aesthetic appearance where it matters most while reducing manufacturing costs for the overall product.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20080054144A1In-wall interface and mounting method for display mount
Publication Date: 2008.03.06 LEGRAND AV INC
  • US20080054144A1 patent drawing
  • US20080054144A1 patent drawing
  • US20080054144A1 patent drawing

AI summary

A recessed in-wall interface box assembly that is relatively easy to install in a finished wall, including accommodations for video and electrical wiring in the box, having an attractive appearance, and that is relatively simple and inexpensive to manufacture.