Lateral Moving Cabin Seat Holder for Space Optimization

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Solution Overview

Problem

Existing cabin attendant seat holders in vehicles obstruct cabin space and do not efficiently utilize available space, limiting the number of passenger seats and compromising operating efficiency.

Innovation Solution

An apparatus comprising a base body attachable to a cabin wall, with linear movement and arresting means that allow the seat holder to move laterally between discrete positions, utilizing a locking mechanism with a chain of levers and a main lever for secure positioning, thereby optimizing space usage without permanent obstruction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a fixed holder for cabin attendant seat is installed on the cabin wall, then the seat is securely held in position, but the available cabin space is reduced and operating efficiency is compromised

Engineering Contradiction:
Improveseat holding stabilityVSAvoidoperating efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The holder is designed with linear movement means that enable it to move laterally between multiple discrete positions along the cabin wall. This dynamic positioning capability allows the holder to be adjusted to optimize cabin space utilization while maintaining secure seat holding through the arresting means with locking mechanism.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If a traditional fixed seat holder is used, then the seat position is stable, but the cabin space utilization is poor

Engineering Contradiction:
Improveseat position stabilityVSAvoidcabin space
Core Design Contradiction:
Stability of the object's compositionVSVolume of moving object

Solution Approach 1:

The holder transitions from a fixed position to a dynamically adjustable position system with multiple discrete locations. The linear movement means coupled with arresting means provide both mobility and stability, allowing the seat to be positioned optimally for different operational requirements while maintaining firm holding when positioned.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movement range of the holder is segmented into multiple discrete positions rather than being continuous or fixed. This segmentation is achieved through the arresting means with locking mechanism that can engage at specific intervals, providing stable positioning options while optimizing space usage in different cabin configurations.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If a movable seat holder is implemented, then space flexibility is improved, but the device complexity increases

Engineering Contradiction:
Improveposition flexibilityVSAvoidholder structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The holder incorporates linear movement means that allow lateral displacement between discrete positions, providing adaptability to different cabin configurations. The movement is guided and constrained to specific paths, reducing the complexity of controlling the motion while maintaining flexibility in positioning.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The arresting means with locking mechanism is designed to automatically engage and disengage at the discrete positions during lateral movement. This self-locking capability reduces the need for additional control mechanisms and simplifies the overall device structure while maintaining multiple position options.

Inventive Principle:
Principle #25Self-service

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 apparatus provides a reliable, lightweight, and space-saving solution for holding cabin attendant seats, enhancing storage capacity within the cabin without increasing installation space, and allowing for flexible positioning to accommodate different needs.

Implementation Method 1

US 2012/199695 A1 discloses a self-stowing jump seat for an aircraft, which is movable between a stowed and a use position through a spring mechanism.

Methodology Applied
Scientific EffectSpring mechanism: Spring

Data Source

PatentEP2927127B1Apparatus for holding a cabin attendant seat, cabin arrangement in a vehicle and vehicle having a cabin and such a cabin arrangement
Publication Date: 2020.10.14 AIRBUS OPERATIONS GMBH
  • EP2927127B1 patent drawingFigure 1
  • EP2927127B1 patent drawingFigure 2~3
  • EP2927127B1 patent drawingFigure 4

AI summary

An apparatus for holding a cabin attendant seat (24) in a cabin of a vehicle comprises a base body (28) attachable to a wall surface in the cabin, at least one holding means (90) for holding a cabin attendant seat (24), at least one linear movement means (38, 40, 42), and at least one arresting means (50). The at least one linear movement means (38, 40, 42) is attached to the base body (28) and supports the at least one holding means (90). The at least one linear movement means (38, 40, 42) is configured for laterally moving the at least one holding means (90) between at least two laterally distanced discrete positions. Further, the at least one arresting means (50) is coupled with the at least one linear movement means (38, 40, 42) and is configured for arresting the at least one linear movement means (38, 40, 42) in the at least two discrete positions. By this apparatus a very space effective provision of a cabin attendant seat (24) especially on a monument is given.