Expanding Pull-Out Table for Aircraft Galley Space and Safety
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Solution Overview
Problem
Aircraft galleys face challenges in providing sufficient working space due to restricted size and weight constraints, which can lead to hazards such as spills, burns, and items falling during flight, compromising safety and damaging interior parts.
Innovation Solution
An expanding pull-out table for aircraft galleys that includes a primary table and a secondary table, which can be translated to switch between a stowed and a deployed configuration, providing additional working surface when needed.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Weight of moving object
If the galley space is minimized to meet aircraft size and weight restrictions, then aircraft efficiency is improved, but working space for food and beverage preparation is reduced
Solution Approach 1:
The pull-out table is designed to be movable rather than fixed, allowing it to extend from and retract into the galley workspace. This dynamic configuration enables the table to provide additional working surface area when needed while returning to a compact state to minimize space occupation, directly resolving the contradiction between limited galley space and the need for adequate preparation area.
Solution Approach 2:
The workspace is divided into a fixed galley area and a movable pull-out table component. This segmentation allows the main galley structure to remain compact for aircraft efficiency while the separate table component can be extended to provide additional working space, enabling independent optimization of both constraints.
2Object-affected harmful factors
If turbulence occurs during flight, then flight safety is compromised, but additional working space could prevent hazards such as spills and items falling
Solution Approach 1:
The pull-out table incorporates an automatic return mechanism that causes the table to autonomously retract into the galley workspace when released. This self-service feature eliminates the need for complex manual control systems or additional actuators, reducing device complexity while still providing the safety benefit of a stable, secured workspace that automatically returns to its stowed position.
Solution Approach 2:
A guide rail system acts as an intermediary mechanism between the table surface and the galley structure. This intermediary component provides smooth movement and automatic return functionality while maintaining structural simplicity, allowing the table to extend and retract reliably without requiring complex control systems.
3Productivity
If a secondary table is added to increase working space, then productivity is improved, but device complexity increases
Solution Approach 1:
The deployment mechanism integrates the translation of the primary table along the first axis with the deployment of the secondary table along the second axis. This merging of functions allows the secondary table to be deployed automatically as the primary table is pulled out, providing additional working space without requiring separate control mechanisms, thus improving productivity while minimizing the increase in device complexity.
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 expanding pull-out table enhances working space efficiency in aircraft galleys, reducing the risk of hazards and improving safety by providing a stable and secure working environment.
Implementation Method 1
The expanding pull-out table comprises a damper wheel configured to dampen vibrations of the primary table and secondary table
Implementation Method 2
The damper wheel is at least partially formed of a rubber material
Data Source
AI summary
An expanding pull-out table for an aircraft galley, comprising: a primary table; and a secondary table actuable relative to the primary table; wherein the expanding pull-out table is reconfigurable, by translation of the primary table, between a first configuration in which the secondary table is stowed, and a second configuration in which the secondary table is deployed from the primary table.