Autonomous Floor Maintenance System with Adaptive Detection Resolution

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Solution Overview

Problem

Current automated floor maintenance technologies lack robust intelligence, detection capabilities, and efficient tooling, making them impractical for large-scale and retail flooring environments, and there is a lack of unbiased methods for collecting and analyzing floor metrics and safety data, which affects both aesthetics and safety.

Innovation Solution

A floor maintenance system with autonomous assemblies equipped with sensors, a local controller, and a mapping circuit that can change detection resolution, allowing for intelligent floor mapping, identification of imperfections, and proactive servicing, along with two operational modes for unbiased data collection and storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If automated floor maintenance devices are deployed in large-scale environments, then maintenance coverage area increases, but detection precision and intelligence capabilities deteriorate

Engineering Contradiction:
Improvemaintenance coverage areaVSAvoiddetection precision
Core Design Contradiction:
Area of stationary objectVSMeasurement precision

Solution Approach 1:

The floor maintenance system divides the large-scale floor area into multiple zones or segments, allowing the device to maintain high detection precision within each segment while covering extensive总面积. The mapping circuit processes floor data in manageable segments rather than attempting to analyze the entire large area simultaneously, resolving the contradiction between coverage area and detection precision.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If floor detection resolution is increased to improve detection precision, then floor imperfection identification improves, but data processing time and computational complexity increase

Engineering Contradiction:
Improvefloor detection resolutionVSAvoiddata processing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The mapping circuit performs preliminary mapping and classification of floor areas before detailed analysis. By pre-identifying regions of interest, potential imperfections, or high-priority areas, the system can then apply higher detection resolution only where needed rather than uniformly across the entire floor, reducing overall data processing time while maintaining detection precision for critical areas.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If multiple sensors and intelligent detection capabilities are added to improve floor monitoring, then safety and aesthetics monitoring improve, but device complexity increases

Engineering Contradiction:
Improvefloor safety monitoringVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The floor maintenance device incorporates multi-functional sensors and detection circuits that can simultaneously monitor multiple floor parameters (safety, aesthetics, wear, moisture) using integrated sensing capabilities. The mapping circuit and local controller are designed to handle diverse sensor inputs through a unified processing architecture, reducing overall system complexity while maintaining comprehensive monitoring capabilities across multiple parameters.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11324375B2Automated floor maintenance system
Publication Date: 2022.05.10 KOEBRICK JEFFREY L
  • US11324375B2 patent drawing
  • US11324375B2 patent drawing
  • US11324375B2 patent drawing

AI summary

A floor maintenance system can employ one or more autonomous assemblies that evaluate, characterize, and optimize a floor. A floor maintenance device can have one or more sensors connected to a local controller and a mapping circuit. The mapping circuit may be configured to change from a first floor detection resolution to a different second floor detection resolution in response to a detected floor condition.