Panel Edge Banding With Compressible Edgings for Thermal Gap Sealing
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Solution Overview
Problem
Existing building panels often require on-site cutting and sealing to fit irregular spaces, leading to gaps that cause heat and air loss, known as the 'Performance Gap' or 'thermal bypass', which traditional gap sealants like tapes cannot fully address.
Innovation Solution
An in-line process and apparatus that automates or semi-automates the formation of panels with compressible edgings fixed to the top and bottom faces, using a moving panel-table bed, supply of edgings and edge banding material, and fixing stations to encapsulate the edgings, ensuring precise fitting without on-site adjustments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If standard width panels are used to match typical building dimensions, then ease of manufacture and installation is improved, but gaps and voids occur between panels and building structures causing heat and air loss
Solution Approach 1:
The patent applies preliminary action by pre-attaching compressible edgings to the panels during the manufacturing process. These edgings are prepared in advance with adhesive and positioned on the panel edges before the panel is installed on-site, eliminating the need for gap-filling operations during installation and ensuring energy efficiency is built into the panel itself.
Solution Approach 2:
The patent employs parameter changes by using compressible edging material that can change its physical state from a compressed state during installation to an expanded state after installation. This allows the edging to adapt to varying gap sizes and maintain sealing effectiveness under different conditions of compression and expansion.
2Adaptability or versatility
If panels are cut on-site to fit irregular spaces, then adaptability to building dimensions is improved, but manufacturing precision and sealing quality deteriorate due to imperfect cuts leaving voids
Solution Approach 1:
The patent applies local quality by providing different functional zones on the panel - the main panel body maintains standard manufacturing precision, while the edges are enhanced with compressible edgings that locally adapt to irregularities. This allows the panel to maintain overall manufacturing standards while achieving local adaptability at the edges where gaps typically occur.
Solution Approach 2:
The compressible edgings are pre-applied to panel edges during manufacturing with precise positioning and adhesive application, ensuring that the adaptation mechanism is already in place before installation. This preliminary preparation eliminates the need for imprecise on-site cutting and ensures consistent sealing quality.
3Adaptability or versatility
If gap sealant tape is applied on-site to fill voids, then adaptability to irregular panel spacings is improved, but ease of operation and installation time are worsened due to additional manual work required
Solution Approach 1:
The patent merges the gap-filling function with the panel manufacturing process itself. The compressible edgings are integrated into the panel production line, combining the sealing function with the panel body, so that the panel arrives on-site already equipped with its own gap-filling capability, eliminating the need for separate sealant application operations.
Solution Approach 2:
The gap-filling edgings are prepared in advance during panel manufacturing, with adhesive applied and positioning established before the panel leaves the factory. This preliminary action transfers the gap-filling operation from the installation phase to the manufacturing phase, simplifying on-site installation to a single step of attaching the pre-prepared panel.
4Loss of energy
If compressible edgings are pre-installed on panels, then thermal insulation and gap sealing are improved, but device complexity and manufacturing process complexity increase
Solution Approach 1:
The patent employs flexible shells by using compressible edging material that forms a flexible sealing layer on the panel edges. This thin, flexible structure provides effective gap-filling and thermal insulation without adding significant structural complexity, as the edging material is designed to be thin yet highly functional in its compressible sealing capability.
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 solution provides panels with bespoke dimensions that fit perfectly, reducing heat and air loss by pre-installing compressible edgings that maintain tension, thus eliminating gaps and enhancing thermal insulation without additional on-site work.
Implementation Method 1
having one or more additional edgings formed from a compressible material on one or more side edges and fixed to the top and bottom faces of the panel body
Data Source
AI summary
An in-line process for forming a panel having a panel body with a top face and a bottom face and at least two side edges therein between, and having one or more additional edge edgings formed from a compressible material on one or both side edges and fixed to the top and bottom faces of the panel body, the process comprising at least the steps of:(i) providing a panel body;(ii) providing of one or more additional edgings formed from a compressible material;(iii) providing a supply of an edge banding material;(iv) locating the one or more additional edgings and the edge banding material to a side edge of the panel body; and(v) fixing the edge banding material to the top and bottom faces of the panel body and encapsulating the at least one of the additional edgings.