Low-Profile Cyclone Cleaning Head for Under-Furniture Filtration

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Solution Overview

Problem

All-in-the-head surface cleaning apparatuses have not been widely accepted due to limitations in design, such as increased height restricting access under furniture and limited filtration ability, and the need for improved dirt collection and air treatment solutions.

Innovation Solution

The design incorporates a cyclone assembly with a moveable cyclone bin assembly that can be easily accessed and emptied, featuring a biasing member to facilitate handling, and a compact format allowing the surface cleaning head to extend under furniture while employing cyclonic air treatment technology with a pre-motor filter chamber for enhanced filtration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the cyclone bin assembly is made stationary and integrated into the surface cleaning head, then the air treatment and dirt collection are effective, but the device height increases and access under low-clearance furniture is restricted

Engineering Contradiction:
Improveair treatment effectivenessVSAvoidsurface cleaning head height
Core Design Contradiction:
ReliabilityVSLength of moving object

Solution Approach 1:

The cyclone bin assembly is segmented from the main surface cleaning head body, allowing it to be positioned separately. The assembly includes a cyclone chamber and dirt collection chamber that can be removed independently from the surface cleaning head, enabling the head to maintain a low profile for under-furniture cleaning while the bin assembly provides complete air treatment when attached.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the cyclone bin assembly is made removable for easy emptying, then the ease of operation is improved, but the connection reliability and sealing may be compromised

Engineering Contradiction:
Improvecyclone bin assembly removal and emptyingVSAvoidconnection stability and sealing
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The cyclone bin assembly is designed with dynamic positioning capability, allowing it to be easily removed and reattached. The assembly can be moved to a removal position where the handle is accessible for emptying, and includes a biasing member to facilitate movement between operational and removal positions while maintaining secure connection during cleaning operations.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If a handle is provided on the cyclone bin assembly for easy handling, then the ease of operation is improved, but the profile height increases when the handle is in use position

Engineering Contradiction:
Improvecyclone bin assembly handlingVSAvoidcyclone bin assembly height
Core Design Contradiction:
Ease of operationVSLength of moving object

Solution Approach 1:

The handle is designed to be recessed into the cyclone bin assembly during the cleaning operation to maintain a low profile. The handle can be accessed when the assembly is in the removal position for emptying, and a biasing member automatically moves the handle between recessed and accessible positions based on the assembly's position.

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If the surface cleaning head is designed with low profile for under-furniture cleaning, then the adaptability is improved, but the space available for filtration components is reduced

Engineering Contradiction:
Improveaccess under low-clearance furnitureVSAvoidfiltration chamber volume
Core Design Contradiction:
Adaptability or versatilityVSVolume of stationary object

Solution Approach 1:

The filtration system is segmented into the cyclone chamber and dirt collection chamber within the removable bin assembly. This allows the surface cleaning head to maintain a compact, low-profile design for under-furniture access, while the bin assembly provides adequate volume for effective cyclonic separation and dirt collection when attached to the head.

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

The solution enables efficient cleaning under low-clearance furniture with improved air treatment and filtration, allowing for extended cleaning sessions without frequent emptying of the dirt collection chamber, enhancing user convenience and cleaning effectiveness.

Implementation Method 1

the cyclone bin assembly may be spring biased to a position in which the handle is easier to grasp

Methodology Applied
Scientific EffectSpring biasing: Spring

Implementation Method 2

an all in the head surface cleaning apparatus may have a low profile so as to enable the surface cleaning head to clean under furniture

Methodology Applied
Scientific EffectCyclone separation: Cyclone Separation

Data Source

PatentUS9883781B2All in the head surface cleaning apparatus
Publication Date: 2018.02.06 OMACHRON INTELLECTUAL PROPERTY INC
  • US9883781B2 patent drawing
  • US9883781B2 patent drawing
  • US9883781B2 patent drawing

AI summary

An all in the head surface cleaning apparatus may have a surface cleaning head including a front end, a rear end, first and second laterally opposed sidewalls. The surface cleaning head may include a cyclone assembly comprising a cyclone chamber and a dirt collection chamber. The cyclone chamber may have a longitudinal cyclone axis, a cyclone assembly air inlet port and a cyclone assembly air outlet port. The cyclone assembly may be moveable from a cleaning position to a cyclone assembly removal position. The surface cleaning head may include a biasing member biasing the cyclone assembly away from the cleaning position, and a suction motor having a suction motor air inlet and a suction motor axis. The apparatus may include an upper portion moveably mounted to the surface cleaning head between a storage position and a floor cleaning position, the upper portion comprising a drive handle.