Expandable-Edge Panel Coupling for Moisture-Sealed Floors
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Solution Overview
Problem
Existing floor panels are prone to moisture penetration through panel joints, leading to bacterial and fungal growth, and current installation methods are cumbersome and limit flexibility.
Innovation Solution
Incorporating an expandable material layer at the panel edges that swells upon moisture contact to form a tight seal, ensuring easy installation and improved moisture resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If panels are installed with tongue and groove coupling, then ease of installation is improved, but moisture penetration through joints increases
Solution Approach 1:
The expandable material is applied to the panel edges before installation, in a compact unswollen state. This preliminary application allows easy installation without additional effort, while the material later swells upon moisture contact to seal the joints, thus preventing moisture penetration after installation is complete.
Solution Approach 2:
The expandable material undergoes a parameter change from compact unswollen state to expanded swollen state upon contact with moisture. This parameter change allows the material to provide effective sealing at the joints while maintaining ease of installation in its initial compact form.
2Reliability
If expandable material is applied to panel edges, then moisture resistance is improved, but installation complexity increases
Solution Approach 1:
The expandable material is applied to the panel edges in advance, before installation. This preliminary action ensures that the material is already in position and will activate automatically upon moisture contact, eliminating the need for additional installation steps and maintaining simplicity.
Solution Approach 2:
The expandable material activates automatically upon contact with moisture, swelling to seal the joints without requiring additional installation efforts or manual intervention. This self-service mechanism maintains installation simplicity while providing effective moisture resistance.
3Ease of operation
If expandable material layer is applied in compact state, then ease of installation is maintained, but sealing effectiveness is reduced
Solution Approach 1:
The expandable material is applied in compact state before installation for ease of handling, but is positioned to contact moisture after installation. The material then swells to provide effective sealing, thus achieving both ease of installation and sealing effectiveness through temporal separation of these functions.
Solution Approach 2:
The material transitions from compact state during installation to expanded state during sealing, with the parameter change triggered by moisture contact. This parameter change allows the material to provide effective sealing while maintaining ease of installation in its initial compact form.
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 expandable material layer effectively seals panel joints, preventing moisture ingress and reducing bacterial growth while maintaining ease of installation and design flexibility.
Implementation Method 1
at least one expandable material layer which comprises at least one material configured to expand or swell upon contact with moisture
Data Source
AI summary
A panel and a method of manufacturing a panel, such as a floor panel, a wall panel or a ceiling panel, in particular a decorative floor panel including at least a first edge having a first coupling part configured to be coupled to a second coupling part of another panel. At least one expandable material located adjacent at least a part of an upper portion of the first edge. A covering, in particular a floor covering, comprising multiple interconnected panels is also provided.