Removable Upholstered Panel Assembly for Aircraft Seating Maintenance
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Solution Overview
Problem
Upholstery materials in aircraft seating installations are prone to damage and difficult to clean and repair due to their integral nature, making them costly and inconvenient to maintain.
Innovation Solution
A seating installation design featuring removable panel assemblies with resiliently deformable foam layers and flexible clips that hold the upholstery components in place without adhesives, allowing for easy cleaning, repair, or replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If upholstery is made as an integral part of the seating installation, then passenger comfort is improved through continuous soft surfaces, but maintenance difficulty and cost increase due to inability to easily remove or replace damaged sections
Solution Approach 1:
The upholstery is divided into separate modular panels that can be independently removed, cleaned, or replaced. Each panel is a discrete unit attached to the seating structure through removable fastening mechanisms, allowing selective maintenance without affecting the entire upholstery system.
Solution Approach 2:
The upholstery panels are extracted from the integral structure and made separable from the seating installation. This allows the upholstery to be removed entirely for off-board cleaning or replacement while leaving the base seating structure intact.
2Strength
If adhesive is used to attach upholstery to the shell, then structural stability is improved, but repair and replacement complexity increases due to permanent bonding
Solution Approach 1:
The attachment system transitions from a static permanent bond (adhesive) to a dynamic reversible connection. Mechanical fasteners such as clips, snap-fits, or removable bolts allow the upholstery to be securely attached during normal use but easily detached when maintenance is required, providing both strength and reparability.
Solution Approach 2:
Chemical bonding (adhesive) is replaced with a mechanical fastening system. This substitution maintains the necessary attachment strength while enabling simple tool-free or minimal-tool removal and replacement of upholstery panels, dramatically improving ease of repair.
3Ease of operation
If soft upholstered surfaces are provided throughout the seating installation, then passenger comfort is improved, but cleaning difficulty increases compared to hard surfaces
Solution Approach 1:
The continuous soft upholstery surface is segmented into separate removable panels. This segmentation allows each panel to be individually removed and cleaned, either on-board using portable cleaning equipment or off-board at a maintenance facility, making cleaning as easy as removing hard surfaces while retaining the comfort benefits of soft materials.
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 a durable, easy-to-maintain soft surface for aircraft seating that can be easily cleaned, repaired, or replaced, enhancing passenger comfort while reducing maintenance costs and complexity.
Implementation Method 1
an upholstery component (13) comprising a layer (14) of resiliently deformable material
Implementation Method 2
at least one flexible clip (18) that extends along at least part of at least one edge (20) of the panel assembly (10)
Data Source
Figure 1
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Figure 4
AI summary
An upholstered panel assembly having an upholstery component comprising a foam layer provided on a substrate layer. The upholstery component covers the face of a base structure and is retained releasably by clips. The clips extend along the edges of the panel assembly. The panel assembly is particularly suitable for aircraft cabins.