Payload Deployment System Using Selective Heating
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Solution Overview
Problem
Conventional methods for deploying payloads from robotic or unmanned systems are inefficient, costly, prone to failure, and unreliable under adverse weather conditions, and often limit the robotic arm's availability for other tasks due to the need for manual operation and weighty mechanical release mechanisms.
Innovation Solution
A payload deployment system comprising a frame with apertures and heating elements that can be selectively energized to melt or sever straps, allowing for secure and efficient deployment of payloads without the need for complex mechanical systems, enabling the robotic arm to be used for other functions while maintaining reliable operation in various conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional mechanical release mechanisms are used for payload deployment, then the payload can be deployed from the robotic system, but the system becomes costly, complicated, and more prone to failure
Solution Approach 1:
The patent replaces complex mechanical release mechanisms with a heating element system. The heating element, when electrically energized, melts or severs the strap securing the payload through thermal action, eliminating the need for complicated mechanical release systems and improving reliability while reducing complexity
Solution Approach 2:
The invention utilizes the phase transition of the strap material from solid to liquid (melting) through the application of heat from the heating element. This phase change enables automatic payload release without mechanical intervention, simplifying the system while ensuring reliable deployment
2Reliability
If conventional mechanical release mechanisms are used for payload deployment, then the payload can be deployed, but the system requires more maintenance to keep it in satisfactory operating condition
Solution Approach 1:
By substituting mechanical components with an electrical heating system, the patent eliminates moving parts, wear surfaces, and mechanical tolerances that require maintenance. The heating element system has no mechanical components to wear or fail, significantly reducing maintenance requirements while maintaining consistent operational reliability
3Reliability
If conventional mechanical release mechanisms are used for payload deployment, then the payload can be deployed, but the system adds unnecessary amounts of weight or mass to the unmanned system
Solution Approach 1:
The patent replaces heavy mechanical release mechanisms with a lightweight heating element system. The heating element, along with its electrical wiring and control circuitry, weighs significantly less than equivalent mechanical release systems, reducing the overall weight of the unmanned system while maintaining reliable payload deployment functionality
Solution Approach 2:
The invention extracts only the essential function of payload release from the complex mechanical system, implementing it through a simple heating element that melts or severs the strap. This extraction of the core function eliminates unnecessary mechanical components and their associated weight, achieving deployment reliability with minimal mass
4Quantity of substance
If a robotic arm with a single grasping device is used, then the arm can carry one payload at a time, but the arm's availability for other purposes is limited
Solution Approach 1:
The patent implements a universal payload deployment system where the heating element mechanism can service multiple payload attachment points (apertures) on the robotic system. The robotic arm retains its grasping function while the heating system provides universal payload release capability across multiple locations, enabling the arm to carry and deploy multiple payloads sequentially without sacrificing its primary manipulation functions
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 system allows for cost-effective, reliable, and efficient deployment of payloads across different locations, reducing the weight and complexity of the unmanned system, and ensuring consistent operation under adverse weather conditions, while freeing the robotic arm for other tasks.
Implementation Method 1
A heating element is located along a portion of an edge of each aperture. The heating element is configured to be selectively electrically energized.
Implementation Method 2
heating elements that can be selectively energized to melt or sever straps
Data Source
AI summary
Payload deployment system (400) comprises a payload deployment device (402) and a payload deployment structure (406) comprising a frame (102) having a first end, a second end, and a body extending from the first end toward the second end. The frame includes an aperture (106) located along a length of the body, wherein the aperture extends from a first surface of the frame to a second surface of the frame. A heating element (116) is located along a portion of an edge of the aperture, wherein the heating element is configured to be selectively electrically energized. The frame further includes a mounting portion (104) wherein the payload deployment structure is connected to the payload deployment device via the mounting portion.