Modular support framework for an aircraft emergency oxygen supply system, aircraft emergency oxygen supply system, and aircraft comprising an aircraft emergency oxygen supply system

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Solution Overview

Problem

Modern aircraft emergency oxygen supply systems face challenges in designing and manufacturing support structures that can be easily adapted to varying aircraft geometries and components, leading to high costs and inefficiencies.

Innovation Solution

A modular support framework comprising adjustable support bars, T-connectors, and L-connectors forms a grid that can be configured to accommodate different aircraft geometries and components, allowing for easy assembly and adaptation to various aircraft emergency oxygen supply systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If custom support structures are designed for each aircraft type, then the support structure fits the specific aircraft geometry perfectly, but the manufacturing cost and design complexity increase significantly

Engineering Contradiction:
Improveadaptation to aircraft geometryVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The support structure is divided into modular components including support bars of different lengths, T-connectors, L-connectors, and functional component support brackets. These standardized modules can be assembled in different configurations to fit various aircraft geometries without requiring custom design for each aircraft type, thereby reducing manufacturing costs while maintaining adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates a universal support framework using standardized support bars, connectors, and brackets that can serve multiple aircraft types and configurations. The modular design allows the same components to be reused across different applications, eliminating the need for aircraft-specific custom support structures and reducing overall manufacturing complexity and cost.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If custom support structures are designed for each aircraft type, then the support structure is optimized for that specific aircraft, but the design and manufacturing time increase

Engineering Contradiction:
Improveadaptation to aircraft geometryVSAvoiddesign and manufacturing efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

By segmenting the support structure into standardized modular components, the patent enables rapid assembly and adaptation to different aircraft geometries. The pre-fabricated modules with standardized connection interfaces allow for quick configuration changes without requiring time-consuming custom design and manufacturing processes for each aircraft type.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The modular support framework provides dynamic adaptability through its configurable arrangement of support bars and connectors. This allows the same standardized components to be dynamically reconfigured to match different aircraft geometries and functional requirements, improving design and manufacturing efficiency while maintaining optimal fit for each application.

Inventive Principle:
Principle #15Dynamics

3Ease of manufacture

If a fixed support structure design is used across all aircraft, then the manufacturing cost decreases, but the adaptability to different aircraft geometries and component variations is reduced

Engineering Contradiction:
Improvemanufacturing costVSAvoidadaptation to component geometry
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The support structure is segmented into standardized modular components that maintain consistent manufacturing specifications across all modules. This segmentation allows for economies of scale in manufacturing while the modular nature enables flexible configuration to adapt to different aircraft geometries and component variations, thus achieving both cost efficiency and adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements a universal modular support framework where standardized support bars, connectors, and brackets can be used across different aircraft types and configurations. This universal design reduces manufacturing costs through standardized production processes while maintaining the ability to adapt to various geometries through different module combinations and arrangements.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentEP4477273A1Modular support framework for an aircraft emergency oxygen supply system, aircraft emergency oxygen supply system, and aircraft comprising an aircraft emergency oxygen supply system
Publication Date: 2024.12.18 BE AEROSPACE SYST GMBH
  • EP4477273A1 patent drawingFigure 1
  • EP4477273A1 patent drawingFigure 2
  • EP4477273A1 patent drawingFigure 3

AI summary

A modular support framework (2) for an aircraft emergency oxygen supply system (48), wherein the modular support framework (2) comprises: a plurality of support bars (4) of different lengths; and a plurality of T-connectors (6) and a plurality of L-connectors (8), with each of the plurality of T-connectors (6) coupling three of the plurality of support bars (4) to each other and with each of the plurality of L-connectors (8) coupling two of the plurality of support bars (4) to each other. The plurality of support bars (4), the plurality of T-connectors (6), and the plurality of L-connectors (8) form a support grid, defining a plurality of functional component field. In at least one of the plurality of functional component fields, a functional component support bracket (10a, 10b, 10c) is arranged, with the functional component support bracket (10a, 10b, 10c) being attached to at least one adjacent support bar (4) of the support grid and with the functional component support bracket (10a, 10b, 10c) being configured for holding a functional component of the aircraft emergency oxygen supply system.