Autonomous Vacuum Separator Assembly for Easy Cleaning

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Solution Overview

Problem

Existing autonomous vacuum cleaners require continuous human input for navigation and surface cleaning, lacking efficient object detection and modular separation systems for effective debris removal and easy maintenance.

Innovation Solution

An autonomous vacuum cleaner equipped with sensors for environment mapping and object detection, a cyclonic separator for efficient debris separation, and a modular separator assembly for easy cleaning and maintenance, along with automatic wheel assemblies for navigation without human input.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If continuous human input is used for navigation and surface cleaning, then control precision is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvecontrol precisionVSAvoidease of operation
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The autonomous vacuum cleaner performs navigation and surface cleaning operations autonomously without requiring continuous human input. The system uses sensors to detect the surrounding environment and automatically navigates to perform cleaning tasks, allowing the device to serve itself in terms of navigation and operation control.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical control with an automated control system that includes sensors, processors, and automatic wheel assemblies. This substitution allows the vacuum cleaner to navigate and clean surfaces autonomously based on sensor data and programmed logic, eliminating the need for continuous human operation input.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Strength

If a non-modular separator assembly is used, then structural integrity is improved, but ease of repair deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoidease of repair
Core Design Contradiction:
StrengthVSEase of repair

Solution Approach 1:

The separator assembly is divided into modular components that can be easily separated and reattached. This segmentation allows individual parts of the separator assembly to be removed for cleaning or replacement without affecting the entire vacuum cleaner structure, thereby improving ease of repair and maintenance while maintaining structural integrity through proper connection mechanisms.

Inventive Principle:
Principle #1Segmentation

3Device complexity

If the separator assembly is not removable, then device complexity is reduced, but ease of operation deteriorates

Engineering Contradiction:
Improvedevice complexityVSAvoidease of operation
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The separator assembly is designed as a removable module that can be easily detached from the main vacuum cleaner body. This modular design allows users to quickly remove and clean the separator assembly without complex disassembly procedures, improving ease of operation while maintaining relatively simple device architecture through standardized connection interfaces.

Inventive Principle:
Principle #1Segmentation

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 autonomous navigation and efficient surface cleaning without human intervention, reduces physical impacts through object detection, and facilitates easy maintenance by allowing for removable and cleanable separator components.

Implementation Method 1

The debris separator includes a cyclonic separator operable to separate debris from the airflow

Methodology Applied
Scientific EffectCyclone separation: Cyclone Separation

Implementation Method 2

a cyclonic separator operable to separate debris from the airflow, the cyclonic separator including a cylindrical wall along a longitudinal axis

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Implementation Method 3

a suction motor and fan assembly operable to generate an airflow through the vacuum cleaner from the suction nozzle through a debris separator to a clean air exhaust

Methodology Applied
Scientific EffectMechanical force: Mechanical Force

Data Source

PatentUS10231588B2Autonomous vacuum
Publication Date: 2019.03.19 TECHTRONIC IND CO LTD
  • US10231588B2 patent drawing
  • US10231588B2 patent drawing
  • US10231588B2 patent drawing

AI summary

An autonomous vacuum cleaner includes an outer housing and a separator assembly that is removably received by the autonomous vacuum cleaner. A portion of the separator assembly defines a portion of at least two walls of the outer housing.