Robot Cleaner Evacuation Interface for Bin and Station Monitoring

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Solution Overview

Problem

Autonomous cleaning robots face inefficiencies due to the need for continuous human guidance and manual intervention for debris bin emptying, leading to downtime and ineffective operation when the debris bin is full or the evacuation station is clogged.

Innovation Solution

A system that allows autonomous cleaning robots to interface with an evacuation station for automatic debris bin emptying, using a mobile application for remote monitoring and control, which presents status indicators and initiates transmissions for docking and emptying processes, enabling continuous operation even when the bin is full.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual intervention is required for debris bin emptying, then the system structure remains simple, but the robot experiences downtime and requires continuous human guidance

Engineering Contradiction:
Improvecleaning operation continuityVSAvoidsystem automation level
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The evacuation station enables the robot to empty its own debris bin automatically without human intervention. The station draws debris from the robot's bin into its receptacle through pneumatic suction, allowing the robot to service itself and continue cleaning operations without downtime.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The evacuation station is pre-configured with a receptacle and pneumatic system ready to receive and evacuate debris before the robot's bin becomes completely full. This preliminary preparation allows seamless automated emptying operations.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the robot docks frequently to empty the bin manually, then the bin capacity is optimized, but the robot's cleaning efficiency decreases due to repeated interruptions

Engineering Contradiction:
Improvecleaning efficiencyVSAvoiddowntime for bin emptying
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The automated evacuation system allows the robot to empty its bin without human intervention. The robot autonomously docks with the evacuation station, which then pneumatically draws debris into its receptacle, eliminating the time loss associated with manual emptying operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The evacuation station enables continuous cleaning operations by automatically emptying the robot's bin as needed. The pneumatic debris drawing system operates seamlessly during docking, allowing the robot to maintain continuous useful action without interruption for manual bin emptying.

Inventive Principle:
Principle #20Continuity of useful action

3Extent of automation

If the evacuation station is used for automatic debris evacuation, then operational autonomy is improved, but the complexity of the evacuation system increases

Engineering Contradiction:
Improvedebris bin emptying automationVSAvoidevacuation station structure
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The evacuation station uses pneumatic pressure differentials to automatically draw debris from the robot's bin into its receptacle. This pneumatic mechanism provides automated debris evacuation without requiring complex mechanical manipulation systems, achieving automation through fluid pressure control.

Inventive Principle:
Principle #29Pneumatics and hydraulics

4Productivity

If the robot operates autonomously without continuous human guidance, then productivity increases, but the system requires more complex monitoring and control interfaces

Engineering Contradiction:
Improveautonomous cleaning capabilityVSAvoiduser interface system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The mobile application provides real-time feedback to the user about the robot's status, including bin fullness levels, docking status, and evacuation progress. This feedback mechanism allows the autonomous system to maintain simplicity by providing necessary information through a straightforward digital interface rather than complex physical controls.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11950736B2Interface for robot cleaner evacuation
Publication Date: 2024.04.09 IROBOT CORP
  • US11950736B2 patent drawing
  • US11950736B2 patent drawing
  • US11950736B2 patent drawing

AI summary

A method of operating an autonomous cleaning robot is provided. The method includes receiving, at a handheld computing device, data representing a status of a debris collection bin of the autonomous cleaning robot, the status of the bin including a bin fullness reading. The method also includes receiving, at the handheld computing device, data representing a status of a filter bag of an evacuation station, the status of the filter bag including a bag fullness reading. The method also includes presenting, on a display of the handheld computing device, a first status indicator representing the bin fullness reading, and presenting, on the display of the handheld computing device, a second status indicator representing the bag fullness reading.