Multi-Directional Wheel Cart for Solo Multicopter Transport
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Solution Overview
Problem
The conventional method of moving multicopters requires at least two people due to their weight and size, making it cumbersome, slow, and risky for both people and the aircraft.
Innovation Solution
A cart with wheels oriented in different directions, allowing independent control of sets of wheels to facilitate easy positioning and maneuvering of the multicopter, enabling a single person to safely transport the aircraft by sliding it onto the cart and moving it in various directions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional methods are used to move multicopters, then at least two people are required to transport the aircraft, but this makes the process cumbersome, slow, and risky
Solution Approach 1:
The cart is divided into two separate wheel sets oriented in different directions, with each set independently controllable. This segmentation allows one person to maneuver the cart in multiple directions without requiring additional helpers, resolving the contradiction between ease of operation and quantity of people required
Solution Approach 2:
The cart introduces directional versatility by having wheel sets oriented in different directions (e.g., one set for forward/reverse motion, another for lateral movement). This dimensional change in movement capability allows a single operator to perform maneuvers that would otherwise require multiple people, improving ease of operation without increasing personnel requirements
2Ease of operation
If a cart with independently controllable wheel sets oriented in different directions is used, then ease of maneuvering is improved, but device complexity increases
Solution Approach 1:
The control system is segmented into independent control mechanisms for each wheel set. Each wheel set can be controlled independently through simple control inputs, which simplifies the overall control architecture despite the multi-directional capability. This segmentation resolves the contradiction by making the complex function of multi-directional maneuvering achievable through simple, modular controls
Solution Approach 2:
The cart's wheel sets are designed to respond directly to operator input without requiring complex coordination or additional systems. Each wheel set essentially serves itself through independent control, reducing the overall system complexity while maintaining ease of maneuvering. The system avoids the need for complex differential steering or electronic control systems by using simple, direct control mechanisms
Data Source
AI summary
In an embodiment, a system includes a frame configured to support a load, a first set of wheels provided on the frame, a second set of wheels provided on the frame, and a controller. The first set of wheels is configured to descend or ascend in response to the controller, and is oriented to move in a first direction. The second set of wheels is configured to descent or ascend in response to the controller, and is oriented to move in a different direction from the first direction. The controller configured to control the descent and ascent of the second set of wheels and the first set of wheels.