Unpowered Missile Auxiliary Device with Disposable Wing Structure

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Solution Overview

Problem

Existing auxiliary devices for unmanned missiles are complex and cost-intensive, making it difficult to adapt them to changing mission parameters and increasing production costs.

Innovation Solution

A non-powered auxiliary device with a wing structure and holding device, featuring a separation mechanism, active control elements, and a fuel tank, designed to connect and support missiles without a separate drive, allowing for cost-effective production and rapid adaptation to mission changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing auxiliary devices are used to enhance UAV aerodynamic properties, then the aerodynamic performance is improved, but the production cost and complexity increase significantly

Engineering Contradiction:
Improveaerodynamic performanceVSAvoidauxiliary device complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies the disposable principle by designing the auxiliary device as a single-use component that is attached to the UAV, performs its aerodynamic function during flight, and is then discarded. This eliminates the need for complex, expensive, reusable auxiliary devices while achieving the same aerodynamic enhancement effect during the mission.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The auxiliary device is segmented into separate functional components including a holding device with connection elements, a separation mechanism, and aerodynamic surfaces. This segmentation allows for simplified manufacturing of individual parts and easier attachment to the UAV, reducing overall device complexity while maintaining aerodynamic performance.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If existing auxiliary devices are used to adapt UAVs to additional mission parameters, then the mission adaptability is improved, but the production cost increases

Engineering Contradiction:
Improvemission parameter adaptabilityVSAvoidproduction cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The auxiliary device is designed with universal connection elements and a standardized holding device that can be attached to different UAV types. The separation mechanism and aerodynamic surfaces are configured to work with various mission parameters, allowing a single auxiliary device design to serve multiple mission requirements without increasing production cost.

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

Solution Approach 2:

By making the auxiliary device disposable and inexpensive to produce, the system can rapidly adapt to different mission parameters by deploying different auxiliary devices for different missions, rather than investing in expensive, multi-purpose reusable auxiliary systems.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Ease of operation

If a separate drive unit is added to the auxiliary device, then the maneuverability is improved, but the production cost and complexity increase

Engineering Contradiction:
Improveauxiliary device maneuverabilityVSAvoiddrive unit complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The auxiliary device uses the UAV's existing motion and aerodynamic forces to achieve maneuvering without requiring its own separate drive unit. The holding device and separation mechanism are designed to utilize the UAV's flight characteristics, allowing the auxiliary device to perform its function passively while maintaining maneuverability through aerodynamic design rather than active propulsion.

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 solution enables cost-effective and rapid production of auxiliary devices, improving maneuverability and extending missile range, while allowing for simple take-off and landing, and enabling the auxiliary device to be designed as disposable, reducing overall costs.

Implementation Method 1

The unpowered auxiliary device (100) has a wing structure (110)

Methodology Applied
Scientific EffectAerodynamic lift: Aerofoil

Implementation Method 2

The holding device (120) has a separation mechanism (121) designed to disconnect the connection between the unpowered auxiliary device (100) and the at least one missile (200) during operation of the at least one missile (200)

Methodology Applied
Scientific EffectAerodynamic separation: Flow Separation

Data Source

PatentEP4450386A1Unpowered assist device and missile system
Publication Date: 2024.10.23 MBDA DEUTSCHIAND GMBH
  • EP4450386A1 patent drawingFigure 1~2
  • EP4450386A1 patent drawing
  • EP4450386A1 patent drawing

AI summary

The present invention relates to a non-powered auxiliary device (100) for at least one missile (200), wherein the non-powered auxiliary device (100) comprises: a wing structure (110); and a holding device (120) configured to connect the non-powered auxiliary device (100) and the at least one missile (200); wherein the holding device (120) comprises a separation mechanism (121) configured to release the connection between the non-powered auxiliary device (100) and the at least one missile (200) during operation of the at least one missile (100). Furthermore, the present invention relates to a missile system (10).