Foldable UAV Launcher with Pneumatic Booster
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Solution Overview
Problem
Conventional UAV launchers are cumbersome, require assembly, and need a runway or rails for operation, making them difficult to transport and deploy quickly in limited spaces, and they do not provide adequate protection for the UAV during transport.
Innovation Solution
A portable, foldable UAV launcher system with a pneumatic booster that accelerates the UAV during launch, allowing for quick deployment without assembly and operation in confined spaces, and serves as a protective carrying case, utilizing a separation mechanism to transfer kinetic energy and automatically deploy the UAV's propellers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional UAV launchers use rails or runway for operation, then the UAV can be launched reliably, but the system becomes cumbersome and requires large space for deployment
Solution Approach 1:
The patent employs a pneumatic booster device that uses compressed air to accelerate the UAV along a portable launch tube, replacing the need for traditional mechanical rails or runway. The pneumatic system generates thrust through pressurized air flow, enabling reliable UAV launch in a compact, space-efficient manner without requiring extensive ground infrastructure.
Solution Approach 2:
The launcher system is divided into modular components including a portable launch tube, pneumatic booster, and separation mechanism. This segmentation allows the system to be transported and assembled in confined spaces, eliminating the need for fixed runway installations while maintaining launch reliability through coordinated operation of discrete functional modules.
2Adaptability or versatility
If conventional UAV launchers require assembly of parts, then the system can be adapted to different configurations, but the deployment time increases and reliability decreases due to potential assembly errors
Solution Approach 1:
The UAV is pre-assembled in its folded configuration and stored within the launcher tube before deployment. The pneumatic booster and separation mechanism are pre-positioned and integrated into the launcher structure. This preliminary preparation eliminates the need for on-site assembly, reducing deployment time and ensuring reliability by preventing assembly errors, while the foldable UAV design maintains configuration adaptability.
3Ease of operation
If conventional UAV launchers are transported in pieces, then the transportability improves, but the reliability decreases due to lost, broken, or improperly assembled components
Solution Approach 1:
The UAV, when folded, is integrated within the launcher tube structure, and the pneumatic booster is combined with the launch tube assembly. This merging of components into a single integrated unit eliminates the risks associated with transporting separate parts, ensuring component integrity and reliability while maintaining excellent transportability. The unified design prevents loss, damage, or improper assembly of individual components.
4Speed
If a pneumatic booster is used to accelerate the UAV, then the launch speed increases, but the complexity of the separation mechanism increases
Solution Approach 1:
The separation mechanism is designed to automatically detach the pneumatic booster from the UAV upon completion of the acceleration phase. The system uses the kinetic energy generated during launch and simple mechanical triggers to initiate separation, eliminating the need for complex active control systems. This self-service approach maintains high launch speed while minimizing separation mechanism 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
Enables rapid, reliable, and space-efficient launch of foldable UAVs from a single-person transportable system, ensuring the UAV is fully assembled and protected during transport, reducing the risk of component loss or improper assembly, and allowing for automatic deployment of aerodynamic surfaces.
Implementation Method 1
A portable, foldable UAV launcher system with a pneumatic booster that accelerates the UAV during launch
Implementation Method 2
utilizing a separation mechanism to transfer kinetic energy and automatically deploy the UAV's propellers
Data Source
AI summary
A launcher for unmanned aerial vehicles (UAV), the launcher having a foldable UAV stowed within said launcher, the launcher includes, a launch tube configured as a UAV launcher and a UAV carrying case. The launcher further includes a pneumatic booster connected to said UAV for accelerating said UAV during launching phase. The launcher further includes a separation mechanism operated to permits separation of the booster from the UAV when the UAV leaves the launcher tube and to transfer the kinetic energy that is created from the pneumatic booster to the UAV in the launching phase. The UAV is propelled off of the launch tube by the booster that transmits thrust in the launch tube to the space below said booster. The UAV which is connected to the booster by the separation mechanism is pushed out of the launcher tube body and leaves the launch tube, the booster is separated from the UAV by the separation mechanism and the UAV is automatically deployed. The UAV propellers are activated to propel the UAV and driven the UAV.