Snap-Fit Wall Panel Mounting with Flexible Extrusions
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Solution Overview
Problem
Existing wall panel systems require screws for securing panels to fastening extrusions and plugs to seal gaps, making assembly cumbersome, increasing costs due to varied gap sizes, and potentially compromising structural integrity and air pressure equality.
Innovation Solution
A wall system featuring wall panels with bent end sections and flexible, resilient fastening extrusions that lock into place without screws, eliminating the need for plugs and simplifying assembly by using projections and cut-outs to secure panels directly to the wall structure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If screws are used to secure wall panels to fastening extrusions, then the panels are firmly attached to the wall structure, but the assembly process becomes time-consuming and the fasteners create an unsightly appearance
Solution Approach 1:
The patent replaces the traditional screw-based mechanical fastening system with a snap-fit mechanism. The bent end sections of the wall panels engage with corresponding receptacles in the fastening extrusions through elastic deformation and geometric interlocking, eliminating the need for screws and significantly reducing assembly time while maintaining secure attachment.
Solution Approach 2:
The fastening extrusions incorporate built-in receptacles that automatically receive and secure the bent end sections of adjacent wall panels through the snap-fit mechanism. This self-securing design eliminates the need for separate fastening operations, allowing panels to be quickly installed by simply engaging them with the receptacles.
2Strength
If L-shaped bends are added to wall panel edges for structural support, then the panels can be secured to fastening extrusions, but each bend must be separately secured with screws, further increasing assembly complexity
Solution Approach 1:
The patent merges the structural support function and the fastening function into a single integrated bent end section design. The L-shaped bends are formed as integral parts of the wall panels and directly engage with the fastening extrusions through the snap-fit mechanism, eliminating the need for separate screw-securing operations for each bend while maintaining structural integrity.
3Ease of operation
If fastening extrusions are spaced away from the wall structure using extensions, then the main bodies of the extrusions are positioned for panel attachment, but this creates a weak link in the structure and makes assembly more difficult
Solution Approach 1:
The patent extracts the extension component from the fastening extrusion design and eliminates it entirely. Instead, the fastening extrusions are positioned directly against the wall structure with their receptacles oriented to receive the bent end sections of the wall panels. This direct mounting approach eliminates the weak link created by extensions while maintaining ease of panel attachment through the snap-fit mechanism.
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 system allows for easy and secure mounting of wall panels without visible fasteners, reduces assembly complexity, eliminates the need for additional sealing materials, and maintains air pressure equality, while being economical and structurally robust.
Implementation Method 1
Each bent end securing wall is flexible and resilient and the two bent end securing walls are biased away from each other so that the projections are engaged in respective cut-out sections
Data Source
AI summary
A system for mounting wall panels to a wall, includes wall panels, each including a main wall panel, and at least two bent end sections with a cut-out section and a wall thickness; and a plurality of main fastening extrusions, each including a base section to be secured to the wall, and two parallel, spaced apart flexible and resilient bent end securing walls extending from the base section, each bent end securing wall including a projection facing the other bent end securing wall, the bent end securing walls spaced apart corresponding to the wall thickness of two bent end sections, such that pressing of the bent end sections into the spacing between the bent end securing walls causes biasing away of the bent end securing walls until the projections engage in respective cut-out sections with the bent end sections being at least in near abutting relation.