Rotating Steam Manifold for Longer-Lasting Mop Pad Cleaning

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Solution Overview

Problem

Traditional steam mops face limitations in cleaning efficiency and pad durability due to the saturation and soiling of cleaning pads during use, which restricts their effectiveness and requires frequent replacement or laundering.

Innovation Solution

A surface cleaning apparatus with a foot assembly and handle assembly that includes a steam distributor system with a biased steam manifold, allowing for efficient steam delivery and pad rotation to maintain cleaning effectiveness across different floor surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a single-sided cleaning pad is used in traditional steam mops, then the steam delivery system is simple, but the cleaning pad becomes saturated and soiled quickly, requiring frequent replacement or laundering

Engineering Contradiction:
Improvecleaning efficiencyVSAvoidpad usage duration
Core Design Contradiction:
ProductivityVSDuration of action of moving object

Solution Approach 1:

The cleaning pad is divided into two usable sides, allowing the pad to be flipped and used twice as long. The manifold is also segmented with multiple outlets distributed across its surface, enabling steam delivery to multiple areas simultaneously for more effective cleaning.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The manifold is pre-configured with multiple steam outlets and a rotation mechanism before use. This allows the pad to be automatically flipped to a clean side when needed, extending the pad's usable life without requiring frequent replacement or laundering.

Inventive Principle:
Principle #10Preliminary action

2Device complexity

If steam is applied to the backside of a cleaning pad, then the steam delivery system is simple, but the cleaning pad becomes saturated with liquid quickly, reducing cleaning effectiveness

Engineering Contradiction:
Improvesteam delivery system complexityVSAvoidcleaning effectiveness
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

Steam is delivered through multiple outlets distributed across the manifold surface, allowing localized steam application to different areas of the pad simultaneously. This prevents saturation in any single area while maintaining overall cleaning effectiveness.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The manifold is designed to rotate, dynamically changing which areas of the pad receive steam. This dynamic adjustment allows continuous effective cleaning by preventing any single area from becoming oversaturated while ensuring comprehensive coverage.

Inventive Principle:
Principle #15Dynamics

3Productivity

If a manifold with multiple steam outlets is used, then cleaning coverage is improved, but the device complexity increases

Engineering Contradiction:
Improvecleaning coverageVSAvoidmanifold structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Multiple steam outlets are integrated into a single manifold structure that rotates as one unit. This merging of multiple functions (multiple outlets, rotation mechanism) into a single integrated component achieves wide cleaning coverage while minimizing the increase in overall device complexity.

Inventive Principle:
Principle #5Merging (Combining)

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 apparatus ensures continuous steam application and extended cleaning pad life by allowing both sides of the pad to be used, enhancing cleaning efficiency and reducing the need for frequent pad replacement or laundering.

Implementation Method 1

The pump or valve outlet is fluidly connected to a steam boiler with a heating element to heat the water. The steam boiler generates steam

Methodology Applied
Scientific EffectPhase change: Phase Change

Implementation Method 2

Steam is typically applied to the backside of a cleaning pad attached to the foot assembly. Steam vapor eventually saturates the entire cleaning pad as the moisture wicks outwardly from the point of steam application

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Data Source

PatentUS9931014B2Surface cleaning apparatus
Publication Date: 2018.04.03 BISSELL INC
  • US9931014B2 patent drawing
  • US9931014B2 patent drawing
  • US9931014B2 patent drawing

AI summary

A surface cleaning apparatus includes a fluid delivery system having a manifold with a plurality of release openings for delivering a cleaning fluid to the surface to be cleaned. The manifold further includes an elongated hollow tube with at least one open end and at least one plug closing the at least one open end of the tube