Stowable Auxiliary Compartment Panel for Aircraft Cabin Space Optimization
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Solution Overview
Problem
Aircraft cabin designs face challenges in balancing increased passenger seating, storage space, and galley/lavatory spaces while ensuring flight attendant seats are accessible during taxi, takeoff, landing, turbulence, or emergencies, often resulting in congested areas and non-compliance with aviation guidelines.
Innovation Solution
A stowable auxiliary compartment panel system that includes an actuation assembly to transition a panel between stowed and deployed positions, secured by a latch assembly, allowing for the storage of flight attendant seats and auxiliary compartments within the aircraft cheek or aisle, thereby optimizing space without compromising safety or functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If flight attendant seats are provided for TTOL situations, turbulence, emergencies, then safety compliance is improved, but passenger seating capacity and storage space are reduced
Solution Approach 1:
The flight attendant seat is designed with dynamic stowability, allowing it to transition between deployed and stowed positions. The seat can be quickly deployed from a stowed position within the auxiliary compartment to a functional seating position, and reverted back when not needed, enabling the same space to serve dual purposes of safety compliance and passenger capacity optimization
Solution Approach 2:
The flight attendant seat is nested within an auxiliary compartment that is itself integrated into the aircraft cabin structure. The seat can be stored within a confined space defined by monument sidewalls and fuselage, maximizing space utilization by placing one functional element (seat) inside another structural element (compartment)
2Quantity of substance
If storage space and galley/lavatory spaces are increased, then cargo capacity is improved, but flight attendant seat accessibility is worsened
Solution Approach 1:
An actuation assembly serves as an intermediary mechanism between the control input and the flight attendant seat. This assembly enables quick deployment of the seat from the stowed position, ensuring that even though the seat is stored within the auxiliary compartment, it can be rapidly accessed and deployed when needed for safety-critical phases
Solution Approach 2:
The flight attendant seat is pre-positioned and stowed within the auxiliary compartment before flight phases requiring seating. This preliminary positioning allows for rapid deployment when needed, while during normal cruise phases, the space remains available for cargo or passenger use
3Ease of operation
If auxiliary compartment panel is deployed, then flight attendant seat accessibility is improved, but passenger aisle space is reduced
Solution Approach 1:
The auxiliary compartment panel is segmented into movable and fixed portions, allowing it to be opened or deployed only when flight attendant seating is required. During normal operations, the panel remains closed, maintaining full aisle space for passenger movement, while during critical phases, the panel can be deployed to provide access to the stowed seat
Data Source
AI summary
A stowable auxiliary compartment panel system may include an auxiliary compartment panel, an actuation assembly, and a latch assembly. The auxiliary compartment panel may be configured to transition between a stowed position and a deployed position via the actuation assembly. The auxiliary compartment panel may be configured to secure to the monument via the latch assembly when the auxiliary compartment panel is in the deployed position. An auxiliary compartment defined within the monument may be accessible when the auxiliary compartment panel is in the stowed position. The stowable auxiliary compartment panel system may be installed within an aircraft cabin.