Intelligent Lawn Care Dispenser with Image Sensor Precision

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Solution Overview

Problem

Existing lawn care systems often result in nonapplication, misapplication, and overapplication of chemicals due to the lack of precise data collection and analysis, leading to unnecessary treatment of healthy areas, environmental hazards, and increased costs.

Innovation Solution

The development of a fertilizer/chemical dispenser equipped with intelligent dispensing logic, which includes image sensors, current weather data, and historical treatment data to determine precise treatment areas and minimum chemical concentrations, thereby enabling localized and efficient application of lawn care chemicals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If image sensors and intelligent systems are added to the dispenser, then measurement precision and treatment accuracy are improved, but device complexity increases

Engineering Contradiction:
Improvetreatment accuracyVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The intelligent dispensing system is divided into separate functional modules: image sensor module for detection, processing module for data analysis, and dispenser module for chemical application. This segmentation allows each module to perform its specific function independently, improving measurement precision while managing device complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary detection and analysis of lawn conditions using image sensors before dispensing chemicals. The processing module analyzes captured images to identify treatment areas and determine appropriate chemical concentrations in advance, ensuring precise treatment while reducing unnecessary chemical application.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If localized treatment based on image analysis is implemented, then chemical application precision is improved, but loss of substance increases due to system requirements

Engineering Contradiction:
Improvechemical application precisionVSAvoidchemical waste
Core Design Contradiction:
Manufacturing precisionVSLoss of substance

Solution Approach 1:

The system applies chemicals only to specific localized areas of the lawn that require treatment, rather than uniform application across the entire lawn. The image sensor identifies problematic areas, and the dispenser targets chemical application precisely to those locations, improving application precision and reducing overall chemical usage.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system dynamically adjusts chemical concentration parameters based on real-time image analysis of lawn conditions. The processing module determines the minimum effective concentration for each treatment area, optimizing chemical application precision while minimizing substance loss through precise dosage control.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If real-time data collection and analysis are performed, then treatment effectiveness is improved, but use of energy increases

Engineering Contradiction:
Improvetreatment effectivenessVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The image sensor and data collection system operate periodically rather than continuously, capturing images at intervals during lawn traversal. The processing module analyzes these periodic data sets to determine treatment effectiveness, maintaining reliable treatment outcomes while reducing energy consumption compared to continuous monitoring.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS20250127076A1Fertilizer/chemical dispensers for lawn care having intelligent dispensing systems (smart dispenser logic) and associated method of use
Publication Date: 2025.04.24 HOCHSTETLER MERVIN C
  • US20250127076A1 patent drawing
  • US20250127076A1 patent drawing
  • US20250127076A1 patent drawing

AI summary

A fertilizer/chemical dispenser having intelligent dispensing logic, including: a frame sub-assembly; a first reservoir for containing chemical solids, wherein the first reservoir is associated with the frame sub-assembly; a first dispenser for dispending chemical solids; a second reservoir for containing chemical liquids, wherein the second reservoir is associated with the frame sub-assembly; a second dispenser for dispending chemical liquids; at least one ground-engaging drive wheel; an engine, wherein the engine is associated with the frame sub-assembly; and an image sensor, wherein the image sensor is in communication with a comparative database that enables the reduction and/or avoidance of nonapplication, misapplication and/or overapplication of lawn care chemicals.