Offset Passenger Cabin Seating for Obstacle-Free Aisle Access
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Solution Overview
Problem
Conventional seating arrangements in passenger cabins with multiple seating groups force passengers away from aisles to walk past or climb over adjacent seats, compromising comfort and safety, particularly in emergency evacuations.
Innovation Solution
A seating arrangement with at least two seating groups arranged one behind the other between parallel cabin aisles, featuring offset middle seat units that are rotated relative to the longitudinal direction, allowing obstacle-free access to aisles, with additional features like angled seating, housing units for privacy, adjustable seat configurations, and integrated footrests with storage, optimizing space and comfort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If seats are arranged in conventional rows with middle seats aligned with outer seats, then space utilization is optimized, but passengers must walk past or climb over adjacent seats to access aisles, reducing comfort and safety
Solution Approach 1:
The middle seat unit is offset in the longitudinal direction (forward or backward relative to outer seat units) and/or rotated relative to the longitudinal direction, changing the spatial arrangement from a conventional aligned configuration to a multi-dimensional configuration that provides obstacle-free access to aisles while maintaining compact cabin layout
Solution Approach 2:
The seating arrangement is divided into modular seat units (outer seat units and middle seat unit) that can be independently positioned and configured, allowing the middle seat unit to be offset or rotated to provide aisle access without compromising the overall structural integrity of the seating arrangement
2Ease of operation
If seat units are offset or rotated to provide obstacle-free aisle access, then passenger comfort and safety are improved, but the compactness of the cabin arrangement may be compromised
Solution Approach 1:
By utilizing longitudinal offset and rotation in addition to lateral positioning, the design achieves obstacle-free aisle access while maintaining compact cabin footprint through multi-dimensional space utilization
Solution Approach 2:
The seat units are designed with adjustable configurations that allow them to be positioned in different orientations (offset forward/backward, rotated angles) to adapt to different cabin layouts and passenger needs while maintaining optimal space utilization
3Ease of operation
If middle seat units are positioned to allow access to both cabin aisles, then passenger comfort is enhanced, but the structural simplicity of the seating arrangement is reduced
Solution Approach 1:
The middle seat unit is positioned with longitudinal offset and/or rotation to create a configuration where the seat unit can access both cabin aisles, utilizing multi-dimensional positioning to achieve enhanced accessibility
Solution Approach 2:
The middle seat unit is designed to serve multiple functions: providing seating for passengers, enabling access to both cabin aisles, and potentially serving as a structural element in the offset/rotated configuration, thereby reducing the need for additional separate components
Data Source
Figure 1
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AI summary
The invention is based on a seat arrangement of a passenger cabin, with at least two seat groups (10, 12), wherein the at least two seat groups (10, 12) are arranged consecutively between two passenger aisles (24) running parallel to a longitudinal direction (22) of the passenger cabin and each have two outer seat units (16) and just one central seat unit (18), wherein the seat units (16, 18) are set in a seating configuration (70). It is proposed that a central seat unit (18) of at least one of the at least two seat groups (10, 12) be arranged offset with respect to at least one of the outer seat units (16) of the same seat group (10, 12) in the longitudinal direction (22) of the passenger cabin, as a result of which each seat unit (16, 18) has obstacle-free access to at least one cabin aisle (24).