Autonomous Lawn Mower Design Application System
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Solution Overview
Problem
There is a lack of systems that allow users to request and manage the mowing of lawns with specific designs, such as images or letters, on large gardens, as existing autonomous travel work systems do not facilitate the application of designs to the garden surface during mowing.
Innovation Solution
An autonomous travel work system that includes an information terminal for inputting and transmitting design information, a computer for processing and managing the design, and an electric lawn mower that autonomously travels to implement the design on the lawn, allowing users to input the garden boundary, select or create designs, and schedule mowing operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a design is applied to a large garden lawn, then the aesthetic value and customization of the lawn is improved, but the complexity of the mowing system and operation increases
Solution Approach 1:
The patent introduces a computer as an intermediary between the information terminal and the lawn mower. The computer receives design information, generates corresponding mowing patterns, and transmits navigation instructions to the lawn mower. This intermediary processing layer simplifies the overall system by handling the complex design-to-path conversion centrally, rather than requiring direct integration between the terminal and mower systems.
Solution Approach 2:
The system is divided into distinct functional modules: an information terminal for design input, a computer for pattern generation and path planning, and an autonomous lawn mower for execution. This segmentation allows each component to specialize in specific tasks, reducing the complexity burden on any single device while enabling sophisticated design application capabilities.
2Ease of operation
If autonomous travel work system adds design allocation functionality, then the ease of operation for users is improved, but the device complexity increases
Solution Approach 1:
The system enables users to easily input design requirements through a graphical interface on the information terminal, where they can visually select or draw patterns on a map of their lawn. The computer then automatically converts these simple user inputs into complex navigation paths without requiring users to understand the underlying complexity of path generation algorithms or system coordination.
Solution Approach 2:
The computer acts as an intelligent intermediary that translates simple user-friendly design specifications into detailed navigation instructions. Users interact with the system through intuitive graphical interfaces rather than directly programming mowing paths, significantly easing operation while the backend handles the computational complexity of converting designs into executable navigation sequences.
3Manufacturing precision
If the system processes and manages design information, then the manufacturing precision of the design application is improved, but the loss of time for processing increases
Solution Approach 1:
The computer generates the complete mowing path and navigation instructions before the lawn mower begins execution. By performing preliminary path planning and processing all design conversions in advance, the system ensures precise design application while minimizing processing time during the actual mowing operation. The navigation instructions are prepared and ready for immediate execution.
Solution Approach 2:
The system replaces manual trial-and-error design application with automated computer-based path generation. The computer algorithmically converts design specifications into precise navigation paths, ensuring consistent and accurate design application. This automated processing, while requiring computational time, eliminates the need for manual adjustment and rework, ultimately improving precision efficiency.
Data Source
AI summary
An autonomous travel work system works, regarding a garden LD as a canvas and applying an arbitrary design to the garden LD, according the design. The autonomous travel work system includes an information terminal configured to be input means and transmit input information, a computer configured to receive the input information, and at least one electric lawn mower configured to work autonomously traveling in the garden LD. The information terminal includes a display, a work ground input, a design allocation input, and a work request device. The information terminal or the computer includes a work ground designation device, a design allocation device, a mapping route generator, and a work pattern generator.


