Laminated Panel V-Joint Moisture Protection
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Solution Overview
Problem
Existing laminated panels lack effective moisture protection at the joints, particularly at the recesses where the decorative layer is not protected against moisture, leading to potential water and abrasion issues.
Innovation Solution
Applying a moisture-repellent varnish or resilient material layer over the entire surface of the recesses, ensuring a tight seal when panels are connected, with the layer being at least 1/10 mm thick and applied after milling to prevent damage from subsequent processing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If recesses are provided at the joints for visual appearance and lateral connection, then the decorative appearance and connection capability are improved, but the moisture protection at the joints deteriorates because the recess region is not protected against moisture
Solution Approach 1:
The patent applies moisture-repellent varnish or paint layers to the panel surfaces before the panels are joined together. This preliminary protective coating ensures that when panels are connected at recesses, the moisture-repellent layers are pressed against one another, preventing moisture penetration at the joint regions while maintaining the decorative appearance.
Solution Approach 2:
The moisture-repellent varnish or paint layer acts as an intermediary protective barrier between the decorative layer and the moisture environment. This intermediate layer protects the recess regions and joint areas from moisture damage while allowing the decorative appearance to be maintained.
2Reliability
If the moisture-repellent layer is applied with sufficient thickness (at least 1/10 mm), then the moisture protection and sealing capability are improved, but the material consumption and manufacturing cost increase
Solution Approach 1:
The patent specifies a minimum layer thickness of 1/10 mm for the moisture-repellent coating to ensure adequate protection and sealing capability at the joints. This excessive action (applying more material than the absolute minimum might suggest) ensures reliable moisture protection, particularly at the critical joint regions where panels connect.
3Manufacturing precision
If the moisture-repellent layer is applied after lateral milling, then the layer is protected from damage during subsequent processing, but the manufacturing process complexity increases
Solution Approach 1:
The patent reverses the conventional sequence by applying the moisture-repellent layer after the lateral milling is completed. This ensures that the protective layer is not damaged during subsequent processing operations, maintaining layer integrity despite the increased process sequence complexity.
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
Provides reliable moisture protection at the critical joint regions, preventing water penetration and maintaining the decorative appearance while ensuring a strong and stable connection between panels.
Implementation Method 1
a moisture-repellent layer is provided by varnishing or painting over their entire surface
Implementation Method 2
a resilient material is applied... layers made from resilient material are pressed against one another
Data Source
AI summary
A laminated panel adapted to form a covering for a wall, floor or ceiling has an outer surface and sides which are connected to an adjacent panel. The panel has a recess in the outer surface at the transition to a side, and a moisture-repellent layer on the wall of the recess. When two panels are connected the moisture-repellent layers come together at the recesses, to form a joint which is protected from moisture.