Unmanned Helicopter Wall-Drawing Device with Motorized Wheels
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Solution Overview
Problem
Current methods for creating graffiti on high vertical surfaces are either risky for artists or require complex and expensive equipment, limiting the ability to create art at heights beyond a few meters without risking injury or needing extensive coordination with authorities.
Innovation Solution
A wall-drawing hovering device (WDHD) kit that includes a mobilizing system with motorized wheels and a drawing system with a paint reservoir and injector, integrated with an unmanned helicopter, allowing controlled painting on vertical surfaces while hovering, using sensors and propellers for stability and movement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of stationary object
If traditional graffiti methods are used on high walls, then the height of the wall can be increased, but the risk of injury to the performer increases
Solution Approach 1:
The patent replaces the mechanical system of human performers physically climbing or using ladders with an unmanned aerial vehicle that hovers using rotors and propellers. This substitution eliminates the need for human exposure to height-related dangers while maintaining the capability to reach high walls for graffiti application
Solution Approach 2:
The unmanned aerial vehicle serves as an intermediary between the ground-based operator and the high wall surface. The vehicle carries the graffiti application system and transfers the operation from ground level to aerial position, protecting the human operator from injury risk while enabling high-wall graffiti
2Length of stationary object
If complex equipment such as lifts is used to reach high walls, then the height of the wall can be increased, but the device complexity increases
Solution Approach 1:
The unmanned aerial vehicle is designed with multi-functionality, serving both as a transportation platform and a graffiti application system. It integrates propulsion, hovering, positioning, and paint delivery mechanisms into a single device, reducing the need for separate complex equipment like lifts while enabling high-wall access
Solution Approach 2:
The system uses dynamic hovering capability instead of static lift structures. The aerial vehicle can adjust its position, altitude, and orientation in real-time using controlled rotor and propeller operation, providing flexible access to high walls without requiring complex fixed infrastructure
3Length of stationary object
If traditional graffiti methods are used on high walls, then the height of the wall can be increased, but the coordination requirements with authorities increase
Solution Approach 1:
The unmanned aerial vehicle operates autonomously or under remote control, eliminating the need for human performers to physically access high walls. This reduces the need for complex safety protocols, permits, and coordination with authorities that would be required for human workers at heights
4Manufacturing precision
If motorized wheels are used to drive along vertical surfaces, then the precision of paint application can be improved, but the device complexity increases
Solution Approach 1:
The mobilizing system is segmented into independent motorized wheels that can be selectively engaged with the wall surface. The system divides the complexity by separating the hovering function (handled by rotors) from the precise positioning function (handled by motorized wheels), allowing each subsystem to be optimized independently
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 safe and efficient creation of graffiti on high vertical surfaces without the need for complex equipment or risking injury, allowing for precise control and autonomous or manual operation of the painting process.
Implementation Method 1
an unmanned helicopter configured and operable for flying and hovering while being disconnected from ground
Implementation Method 2
using propellers for stability and movement
Implementation Method 3
a mobilizing system comprising a motorized wheel; configured to drive along a vertical surface using said mobilizing system
Implementation Method 4
a drawing system comprising a paint reservoir and a paint releasing member connected with the paint reservoir, configured to controllably release paint from said paint reservoir through said paint releasing member
Data Source
Figure 1A~1B
Figure 2
Figure 3
AI summary
A wall-drawing hovering device (WDHD) is provided. The WDHD comprises an unmanned helicopter configured and operable for flying and hovering while being disconnected from ground. The WDHD further comprises a mobilizing system comprising at least one motorized wheel. The mobilizing system is physically associated and carried with the unmanned helicopter and configured to drive the WDHD along a vertical surface when the WDHD hovers above ground. The WDHD further comprises a drawing system comprising a paint releasing member connected with a paint reservoir. The drawing system is carried with the unmanned helicopter and configured to controllably release paint from the paint reservoir through the paint releasing member. The WDHD is thereby configured to hover above ground next to a vertical surface such as a wall, so that the mobilizing system frictionally attaches to the vertical surface thereby enabling driving the WDHD along the vertical surface. The WDHD is further configured to draw on the vertical surface by controllably releasing paint from the paint releasing member.