Snap-Fit Accessory Fastening Device for Drill-Free Wall Mounting

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Solution Overview

Problem

Existing solutions for fixing accessories to walls, such as hooks and aluminum rails, are aesthetically unpleasing, bulky, and require impractical and unreliable mounting methods, especially when dealing with tiled or fragile surfaces, posing safety and maintenance concerns.

Innovation Solution

A device featuring an elastic interlocking relief system with a profile that forms a sole with opposing surfaces, allowing for easy attachment of accessories by elastic fitting, which includes a blade with specific dimensions and a snap-fit mechanism, and can be made from materials like aluminum, stainless steel, or plastic, ensuring durability and low maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional hooks or aluminum rails are used to fix accessories to walls, then mounting is achieved, but the aesthetic appearance deteriorates and the device becomes bulky and prominent

Engineering Contradiction:
Improvemounting capabilityVSAvoidaesthetic appearance
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

The invention extracts the mounting function from visible wall fixtures and relocates it to an insole element that is covered by the shoe's upper material. The elastic interlocking relief is embedded within the shoe structure, making the mounting mechanism invisible while maintaining functionality.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention introduces an intermediary elastic interlocking relief mechanism that mediates between the mounting requirement and aesthetic appearance. This elastic element provides the mounting capability while being concealed within the shoe's construction, resolving the conflict between functionality and appearance.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If traditional drilling methods are used to mount accessories on walls, then secure fixing is achieved, but safety risks increase due to dangerous operations on fragile surfaces

Engineering Contradiction:
Improvefixing securityVSAvoidsafety risks
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The invention replaces the mechanical drilling and screw-fixing system with an elastic interlocking mechanism. The elastic relief provides secure fixing through elastic deformation and interlocking geometry, eliminating the need for drilling operations on fragile surfaces while maintaining reliable attachment.

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

3Ease of operation

If aluminum rails are used for mounting accessories, then mounting functionality is provided, but maintenance requirements increase due to dust accumulation on prominent surfaces

Engineering Contradiction:
Improvemounting functionalityVSAvoidmaintenance requirements
Core Design Contradiction:
Ease of operationVSEase of repair

Solution Approach 1:

The invention extracts the mounting functionality from prominent external rails and relocates it to concealed insole elements. By embedding the elastic interlocking relief within the shoe structure and covering it with the upper material, the mounting mechanism becomes invisible and resistant to dust accumulation, reducing maintenance needs.

Inventive Principle:
Principle #2Taking out (Extraction)

4Reliability

If elastic interlocking relief with blade is used, then secure attachment is achieved, but device complexity increases

Engineering Contradiction:
Improveattachment securityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention merges the blade element with the elastic interlocking relief into a single integrated structure. The blade and relief work together as a unified mounting mechanism, providing secure attachment while avoiding the complexity of separate components. The blade extends from the relief and cooperates with the elastic deformation to achieve reliable fixing.

Inventive Principle:
Principle #5Merging (Combining)

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 device provides an aesthetically pleasing, easy-to-use, and low-maintenance solution for attaching accessories to walls, ensuring secure and dust-resistant mounting without the need for drilling, suitable for various surfaces including tiles and marble.

Implementation Method 1

an elastic interlocking relief and a profile forming a sole, the sole being, preferably, intended to be covered by a covering of the wall, the sole having a first surface and a second opposed planar surface, the first surface of the sole being intended to be fixed flat on the wall, the elastic interlocking relief protruding from the second surface of the sole

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP3566000A1Device for snap-fit fastening of an accessory on a wall
Publication Date: 2019.11.13 MXS GRP

AI summary

The present invention relates to a device (14) for fastening an accessory (12), in particular a domestic accessory, on a wall (16), comprising a snap-fit relief (24; 38) and a profile (18) forming a base plate (20), the base plate (20) having first (20a) and second (20b) opposite planar surfaces, the first surface (20a) of the base plate (20) being intended to be fastened flat on the wall (16), the snap-fit relief (24; 38) projecting from the second surface (20b) of the base plate (20). The invention also concerns an accessory, an assembly comprising a fastening device and an accessory, a method for mounting a fastening device of an accessory (14) and a method for fastening an accessory (12) on a fastening device (14).