Cyclone Vacuum Layout With Protective Side Wheels and Service Access

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Solution Overview

Problem

Existing surface cleaning apparatuses, such as vacuum cleaners, face challenges in mobility and accessibility of internal components, particularly in protecting the cyclone bin assembly from impacts and allowing easy access for maintenance and inspection.

Innovation Solution

The design incorporates larger side wheels that can roll over carpet and serve as impact protectors for the cyclone bin assembly, along with stabilizer wheels and removable compartments for easy access to internal components, including a transparent seal plate for visual inspection and replacement of filters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the cyclone bin assembly is positioned in the cavity between sidewalls, then the apparatus structure is more compact, but the cyclone bin assembly becomes vulnerable to side impacts

Engineering Contradiction:
Improveapparatus compactnessVSAvoidside impacts on cyclone bin assembly
Core Design Contradiction:
Volume of moving objectVSObject-affected harmful factors

Solution Approach 1:

The patent positions the cyclone bin assembly within a cavity formed by the sidewalls, which act as protective structures that absorb and distribute side impacts before they reach the cyclone bin assembly. This beforehand cushioning approach prevents direct impact damage while maintaining the compact configuration.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Volume of moving object

If components are housed inside the main body, then the apparatus is more compact, but access to components for maintenance and inspection becomes difficult

Engineering Contradiction:
Improveapparatus compactnessVSAvoidaccess to internal components
Core Design Contradiction:
Volume of moving objectVSEase of repair

Solution Approach 1:

The patent divides the housing into multiple accessible openings or removable panels that provide access to internal components such as the cyclone bin assembly, filters, and motor. This segmentation allows maintenance personnel to access specific components without disassembling the entire apparatus, thereby maintaining compactness while facilitating ease of repair.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If the apparatus structure is simplified, then manufacturing is easier, but protection of internal components from impacts is reduced

Engineering Contradiction:
Improvestructural simplicityVSAvoidimpact protection
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The sidewalls serve multiple functions: they provide structural support for the compact configuration, act as protective barriers against side impacts, and potentially serve as mounting surfaces for access panels. This multi-functionality allows the structure to maintain simplicity while providing enhanced protection.

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

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

This configuration enhances mobility by allowing the apparatus to easily traverse carpets and protects the cyclone bin assembly from impacts, while providing easy access for maintenance and inspection, leading to a more compact and user-friendly surface cleaning solution.

Implementation Method 1

The side wheels may have a diameter to permit the surface cleaning apparatus to easily travel over carpet

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

The surface cleaning apparatus is preferably configured so that only one of the front and rear stabilizer wheels rests on the ground at a time

Methodology Applied
Scientific EffectGravitation: Gravitation

Data Source

PatentUS9101252B2Configuration of a surface cleaning apparatus
Publication Date: 2015.08.11 OMACHRON INTELLECTUAL PROPERTY INC
  • US9101252B2 patent drawing
  • US9101252B2 patent drawing
  • US9101252B2 patent drawing

AI summary

A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet. The surface cleaning apparatus comprises a main body comprising a front end, a rear end, first and second opposed sidewalls, and a suction motor provided in the air flow path. A cyclone bin assembly may be provided in the air flow path. The cyclone bin assembly may have opposed end walls and may comprise a cyclone chamber having a diameter. Each of the first and second opposed sidewalls may comprise a wheel having a diameter larger than the diameter of the cyclone chamber.