Robotic Vacuum Cleaner Training and Priority-Based Cleaning Control

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Solution Overview

Problem

Robotic devices face challenges in navigating complex environments and performing tasks efficiently, particularly in avoiding obstacles and prioritizing cleaning areas, due to limitations in autonomy and adaptability.

Innovation Solution

A robotic vacuum cleaning apparatus equipped with a sensor component, propulsion system, brushing component, and air pump, along with a controller that detects obstructions and adjusts its motion and airflow to avoid damage, and a method for prioritizing cleaning areas based on user input and debris detection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the robotic device operates with high autonomy to perform tasks independently, then productivity is improved, but adaptability to complex environments deteriorates

Engineering Contradiction:
Improvetask execution efficiencyVSAvoidenvironmental adaptability
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The robotic device dynamically adjusts its operational mode between autonomous and remote-controlled based on environmental complexity. The system transitions from pre-programmed autonomous operation in simple environments to real-time remote control in complex environments, optimizing both productivity and adaptability through flexible mode switching.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the robotic device uses pre-programmed operations to ensure reliability, then reliability is improved, but adaptability to new situations deteriorates

Engineering Contradiction:
Improveoperational reliabilityVSAvoidtask adaptability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The operational capabilities are segmented into two distinct modes: autonomous mode for reliable pre-programmed tasks and remote-controlled mode for adaptive new situations. This segmentation allows the system to leverage the reliability of pre-programming while maintaining the ability to adapt through remote intervention when encountering unfamiliar scenarios.

Inventive Principle:
Principle #1Segmentation

3Area of stationary object

If the robotic device navigates complex environments with multiple obstacles, then cleaning coverage is improved, but navigation time increases

Engineering Contradiction:
Improvecleaning coverage areaVSAvoidnavigation time
Core Design Contradiction:
Area of stationary objectVSLoss of time

Solution Approach 1:

The system employs real-time feedback from sensor components to detect obstacles and dynamically adjust navigation paths. This feedback mechanism enables the robotic device to efficiently navigate around obstacles without significant time loss, maintaining high cleaning coverage by continuously adapting its trajectory based on environmental information.

Inventive Principle:
Principle #23Feedback

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables efficient navigation and cleaning by avoiding obstacles and prioritizing high-priority areas, reducing the risk of damage and ensuring effective debris removal.

Implementation Method 1

an air pump component configured to provide an airflow via an intake disposed proximate the brushing component

Methodology Applied
Scientific EffectAirflow generation: Pump

Implementation Method 2

a sensor component configured to provide information related to one or more objects within an environment of the apparatus

Methodology Applied
Scientific EffectObstruction detection:

Data Source

PatentUS10376117B2Apparatus and methods for programming and training of robotic household appliances
Publication Date: 2019.08.13 BRAIN CORP
  • US10376117B2 patent drawing
  • US10376117B2 patent drawing
  • US10376117B2 patent drawing

AI summary

Apparatus and methods for training and operating of robotic appliances. Robotic appliance may be operable to clean user premises. The user may train the appliance to perform cleaning operations in constrained areas. The appliance may be configured to clean other area of the premises automatically. The appliance may perform premises exploration and/or determine map of the premises. The appliance may be provided priority information associated with areas of the premises. The appliance may perform cleaning operations in order of the priority. Robotic vacuum cleaner appliance may be configured for safe cable operation wherein the controller may determine one or more potential obstructions (e.g., a cable) along operating trajectory. Upon approaching the cable, the controller may temporarily disable brushing mechanism in order to prevent cable damage.