UAV Launch Tube Tab Stop Restraint Mechanism
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Solution Overview
Problem
Current methods for launching unmanned aerial vehicles (UAVs) are time-consuming and cumbersome, as they require manual assembly and launching, which can be inefficient and prone to errors.
Innovation Solution
A launch apparatus featuring a tube with a tab stop and tab guide system that axially restrains and guides the UAV's aerial vehicle tab, allowing for controlled launch by enabling elastic deformation of the tab and stop to facilitate the UAV's axial translation out of the tube, with a cap and strap mechanism for secure retention during transport and storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual assembly and launching methods are used, then ease of operation is maintained, but productivity is reduced due to time-consuming processes
Solution Approach 1:
The UAV launch system employs self-service mechanisms where the UAV automatically positions itself within the launch tube using the tab guide and tab stop system, and the launch sequence is automatically triggered without requiring manual assembly or operation. The system serves itself by utilizing the elastic deformation of the tab and stop to automatically initiate and control the launch process, eliminating the need for human intervention during assembly and launching.
2Reliability
If secure restraint mechanisms are added to prevent accidental ejection, then reliability is improved, but device complexity increases
Solution Approach 1:
The restraint system is segmented into distinct functional components: the tab guide that positions the UAV, the tab stop that restrains the UAV, and the cap with strap mechanism that provides additional security. Each component performs a specific function in the restraint sequence, allowing the system to achieve high reliability through modular, simple individual elements rather than a single complex mechanism.
3Ease of operation
If elastic deformation mechanism is used for launch, then ease of operation is improved, but manufacturing precision requirements increase
Solution Approach 1:
The system utilizes parameter changes in the form of elastic deformation of the tab and tab stop materials. By selecting appropriate material properties and dimensions, the system transforms the rigid dimensional tolerance requirement into a controlled elastic deformation parameter. The tab and stop are designed to deform elastically under launch forces, absorbing manufacturing variations while maintaining reliable engagement and launch functionality.
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
This solution enables efficient, controlled, and secure launching of UAVs by restraining the vehicle within the tube until launch, preventing accidental ejection during handling or transport, and ensuring reliable deployment.
Implementation Method 1
the launch force is at least sufficient to enable elastic deformation of at least one of the AV tab and the tab stop to enable the AV tab to translate over the tab stop
Data Source
AI summary
An unmanned aerial launch vehicle (UAV) launch apparatus is disclosed that includes a UAV having an exterior surface, an aerial vehicle (AV) tab extending from the exterior surface, a tube containing the UAV, the tube including a tab stop configured to controllably hinder travel of the AV tab past the tab stop, and a pair of opposing tab guides configured to position the AV tab for travel over the tab stop.