Curved Finishing Profile for Seamless Floor Pattern Matching

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Solution Overview

Problem

Existing finishing profiles for floor coverings often require separate materials and complex manufacturing processes to achieve a seamless transition with matching patterns, leading to visual disturbances and inefficiencies.

Innovation Solution

A finishing profile comprising a finishing strip with a uniformly curved substrate and top layer, manufactured from the same material as the floor panel, allowing for efficient production and seamless pattern matching without additional materials, using a rail with attachment regions and curved portions for easy installation and removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If separate materials and complex manufacturing processes are used for finishing profiles, then pattern matching capability is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improvepattern matchingVSAvoidmanufacturing process
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent merges the substrate and top layer into a single integrated finishing profile structure. The substrate comprises a base layer and a pattern layer that are permanently bonded together, eliminating the need for separate printing and laming processes. This integration maintains pattern matching capability while significantly simplifying the manufacturing process and reducing device complexity.

Inventive Principle:
Principle #5Merging (Combining)

2Manufacturing precision

If separate printing and laming processes are used, then pattern matching is achieved, but productivity decreases and material waste increases

Engineering Contradiction:
Improvepattern matchingVSAvoidproduction efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The pattern layer is pre-bonded to the base layer during substrate formation, before the finishing profile is installed. This preliminary bonding action eliminates the need for separate printing and laming steps during production, thereby increasing productivity and reducing material waste while maintaining precise pattern matching.

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If finishing profiles are made from lower quality material, then manufacturing cost is reduced, but visual seamless transition is compromised

Engineering Contradiction:
Improvemanufacturing costVSAvoidvisual seamless transition
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The finishing profile is constructed with a substrate and top layer that are homogeneous in quality and appearance. The pattern layer is integrated into the substrate structure, ensuring that the finishing profile matches the floor covering in material quality and visual appearance, achieving a seamless transition without requiring lower quality materials.

Inventive Principle:
Principle #33Homogeneity

4Ease of operation

If curved portions are added to finishing strip, then ease of installation is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveinstallation easeVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The finishing strip incorporates curved portions that allow it to conform to angled transitions and non-linear floor layouts. These curves are integrated into the substrate structure during manufacturing, enabling easy installation in various configurations while the permanent bonding of layers maintains structural integrity despite the increased geometric complexity.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS20250277377A1Finishing profile for a floor covering
Publication Date: 2025.09.04 UNILIN BVBA
  • US20250277377A1 patent drawing
  • US20250277377A1 patent drawing
  • US20250277377A1 patent drawing

AI summary

A finishing profile for a floor covering includes a finishing strip. The finishing strip includes a substrate, and the finishing strip has a top layer on the upper side of the substrate. The top layer has a decorative layer. The finishing profile further has a rail. The main region of the rail is connected to an attachment region of the finishing strip. The attachment region extends vertically on the underside of the substrate. The finishing strip defines a first curved portion. The substrate and the top layer are uniformly curved.