Interlocking Glue-Down Floor Tiles with Mechanical Coupling

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Solution Overview

Problem

Existing glue-down flooring systems are difficult to install, require professional expertise, and are prone to issues such as tile misalignment and glue degradation leading to a less firm connection over time.

Innovation Solution

A glue-down decorative floor covering system featuring interlockable, flexible floor tiles with mechanical coupling parts at specific edges, allowing for easy alignment and installation without excess glue fouling, and providing a durable locking mechanism in both horizontal and vertical directions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If glue-down flooring is used to provide firm attachment to subfloor, then reliability is improved, but ease of operation deteriorates due to difficult installation requiring professional expertise

Engineering Contradiction:
Improvefirm attachment to subfloorVSAvoidinstallation difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The flooring system is divided into individual tiles with mechanical coupling parts at the edges. These coupling parts include tongues and grooves that enable easy interlocking of adjacent tiles during installation, eliminating the need for professional expertise while maintaining firm attachment through the combination of mechanical coupling and glue application at specific locations

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mechanical coupling parts (tongues and grooves) are pre-formed on the tiles during manufacturing. This preliminary action allows the tiles to be easily aligned and interconnected during installation without requiring complex procedures, while the glue is applied in advance at specific locations to ensure proper bonding when tiles are interlocked

Inventive Principle:
Principle #10Preliminary action

2Reliability

If excessive glue is applied during installation, then reliability is improved, but object-generated harmful factors worsen due to glue fouling the upper surfaces of tiles

Engineering Contradiction:
Improveconnection firmnessVSAvoidglue fouling
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The tile design incorporates specific structural features such as tongues and grooves that localize the glue application to specific areas (the coupling parts at the edges). This ensures that glue is applied only where needed for bonding, preventing it from spreading to and fouling the upper surfaces of the tiles, while still providing reliable connection firmness at the critical bonding locations

Inventive Principle:
Principle #3Local quality

3Ease of manufacture

If traditional glue-down flooring is used, then ease of manufacture is improved, but reliability deteriorates over time due to glue degradation leading to loosening

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidlong-term connection stability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The tiles are manufactured with built-in mechanical coupling parts (tongues and grooves) that provide immediate structural support and alignment during installation. This beforehand cushioning means that even if the glue degrades over time, the mechanical interlocking structure maintains the connection between tiles and subfloor, preventing loosening and ensuring long-term reliability while keeping the manufacturing process relatively simple

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

Data Source

PatentUS20250179812A1Glue-Down Decorative Floor Covering System
Publication Date: 2025.06.05 I4F LICENSING NV
  • US20250179812A1 patent drawing
  • US20250179812A1 patent drawing
  • US20250179812A1 patent drawing

AI summary

The invention relates to a glue-down decorative floor covering system. The invention also relates to a glue-down floor covering realized by a plurality of tiles of the glue-down floor covering system according to the invention. The invention further relates to a tile for use in a glue-down floor covering system according to the invention.