Surface cleaning apparatus with different cleaning configurations

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Solution Overview

Problem

Conventional surface cleaning apparatuses face challenges in maneuverability and ease of use due to the weight of the portable cleaning unit, which affects their ability to navigate around obstacles and requires reconfiguration of airflow conduits when switching between operating modes.

Innovation Solution

A surface cleaning apparatus with a detachable portable cleaning unit connected via a flexible conduit, allowing for seamless airflow communication without reconfiguration, enabling multiple operating modes including upright, portable, and auxiliary configurations, and allowing for one-handed operation and detachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the portable cleaning unit is detachably mounted to the support structure, then maneuverability is improved by reducing weight burden, but airflow communication may be interrupted requiring reconfiguration

Engineering Contradiction:
ImprovemaneuverabilityVSAvoidairflow conduit reconfiguration
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The airflow conduit is designed as a flexible hose that can dynamically adapt its configuration. When the portable cleaning unit is detached, the flexible hose automatically adjusts its path and connection points, maintaining airflow communication without requiring manual reconfiguration. This dynamic adaptability resolves the contradiction by allowing both easy detachment for maneuverability and continuous airflow communication.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The flexible airflow conduit serves multiple functions: it connects the portable cleaning unit to the support structure during upright operation, and it automatically reconfigures to maintain connection during portable operation. This multi-functionality eliminates the need for separate configurations for different operating modes, resolving the contradiction between maneuverability and airflow continuity.

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

2Adaptability or versatility

If the portable cleaning unit is mounted to the support structure, then cleaning functionality is enhanced, but the weight increases affecting ease of use

Engineering Contradiction:
Improvecleaning functionalityVSAvoidsupport structure weight
Core Design Contradiction:
Adaptability or versatilityVSWeight of moving object

Solution Approach 1:

The cleaning system is segmented into a portable cleaning unit and a support structure, allowing the user to attach the heavy cleaning unit only when enhanced cleaning functionality is needed. When maneuverability is the priority, the portable unit can be detached, reducing the weight of the moving support structure. This segmentation resolves the contradiction by allowing selective attachment based on operational needs.

Inventive Principle:
Principle #1Segmentation

3Stability of the object's composition

If conventional surface cleaning apparatuses are used, then structural stability is maintained, but maneuverability around obstacles is reduced due to weight

Engineering Contradiction:
Improvestructural stabilityVSAvoidmaneuverability around obstacles
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The system transitions from a static, fixed configuration to a dynamic, reconfigurable system. The portable cleaning unit can be attached or detached based on the operational context, allowing the support structure to be lightweight and maneuverable when needed, and structurally stable when the cleaning unit is attached for enhanced functionality.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11571096B2Surface cleaning apparatus with different cleaning configurations
Publication Date: 2023.02.07 OMACHRON INTELLECTUAL PROPERTY INC
  • US11571096B2 patent drawing
  • US11571096B2 patent drawing
  • US11571096B2 patent drawing

AI summary

A reconfigurable surface cleaning apparatus is provided.