Mobile cleaning robot hardware recommendations

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Solution Overview

Problem

Autonomous mobile cleaning robots are often inadequately configured to handle diverse cleaning surfaces, as they typically come with a single hardware setup that is either optimized for hard surfaces or carpeted surfaces, but not both, due to the difficulty in optimizing hardware without prior environmental data.

Innovation Solution

The robot analyzes its environment using maps and sensor data to recommend specific hardware upgrades, such as rollers, casters, drive wheels, or side brushes, to improve cleaning efficiency based on the surface types and usage patterns.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single hardware configuration is provided for the robot, then the device complexity is reduced and ease of manufacture is improved, but the adaptability to different cleaning surfaces deteriorates

Engineering Contradiction:
Improveadaptability to different cleaning surfacesVSAvoidhardware configuration complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system dynamically adapts hardware configuration based on detected environment characteristics. The robot collects sensor data during operation, analyzes surface types (carpet, hard floor, etc.), and automatically adjusts or recommends optimal hardware settings, transforming a static single-configuration system into a dynamic multi-adaptability system without requiring multiple pre-configured hardware sets

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes operational parameters based on environmental detection. By monitoring surface characteristics through sensors and analyzing cleaning performance data, the system adjusts hardware parameters (such as suction power, roller speed, brush rotation) to optimize performance for different surface types, enabling adaptability without increasing physical hardware complexity

Inventive Principle:
Principle #35Parameter changes

2Productivity

If hardware is optimized for a specific surface type, then cleaning efficiency on that surface is improved, but the versatility across different surfaces deteriorates

Engineering Contradiction:
Improvecleaning efficiencyVSAvoidsurface type versatility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The system implements feedback loops where sensor data from the environment and cleaning performance metrics are continuously monitored. This feedback informs real-time adjustments to hardware configuration and operational parameters, enabling the robot to maintain high cleaning efficiency across diverse surface types by adapting to each surface's specific requirements rather than being optimized for a single type

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary environmental assessment using sensors before initiating cleaning operations. By detecting surface types in advance and pre-adjusting hardware configuration or providing recommendations before cleaning begins, the system ensures optimal cleaning efficiency is achieved from the start for each specific surface type without sacrificing versatility

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If the robot collects and analyzes environment data, then the adaptability to different surfaces is improved, but the loss of time for data processing increases

Engineering Contradiction:
Improveenvironmental adaptation capabilityVSAvoiddata processing time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system implements partial data processing by focusing on the most critical environmental parameters and surface characteristics that directly impact cleaning performance. Rather than analyzing all possible environmental data, the system selectively processes key parameters (surface type, debris composition, traffic patterns) to achieve adaptability with minimal time loss, applying the 80/20 rule where 20% of data processing delivers 80% of adaptability benefit

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS11436940B2Mobile cleaning robot hardware recommendations
Publication Date: 2022.09.06 IROBOT CORP
  • US11436940B2 patent drawing
  • US11436940B2 patent drawing
  • US11436940B2 patent drawing

AI summary

A method of assisting user-configuration of hardware for a mobile autonomous cleaning robot can include detecting a flooring type of a room or other portion of an environment. A size of the portion of the environment can be detected and a total size of the environment can be determined, generating a hardware characteristic recommendation can be generated based at least in part on the flooring type, the size of the portion of the environment, and the total size of the environment.