Steam Mop Pad Frame With Motion-Actuated Steam Distribution

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Solution Overview

Problem

Conventional mops are ineffective at cleaning small crevices and floor gaps, and require frequent repositioning due to limited cleaning surface area, while traditional steam cleaners lack an efficient mechanism to utilize the entire steam cleaning surface area effectively, often leading to reduced cleaning effectiveness from steam condensate issues.

Innovation Solution

A steam mop design featuring a user-actuated water pump that generates steam when the mop is pushed and pulled, with a steam pad or pocket frame that allows for increased cleaning surface area and easy fabric attachment, eliminating the need for high-pressure systems and minimizing steam escape at bristle contacts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional mops are used to clean floors, then they can clean surface areas, but they are ineffective at cleaning dirt in small crevices and floor gaps and require frequent repositioning due to limited cleaning surface area

Engineering Contradiction:
Improvecleaning surface area coverageVSAvoidfrequency of repositioning
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The steam mop divides the cleaning function into multiple steam outlets distributed across the pad frame, with each outlet independently delivering steam to different areas. This segmentation allows simultaneous coverage of multiple zones including crevices and floor gaps, eliminating the need for frequent repositioning while maintaining ease of operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The steam mop transitions from traditional two-dimensional surface cleaning to three-dimensional cleaning by incorporating outlets that deliver steam vertically into crevices and floor gaps. This dimensional expansion enables comprehensive cleaning of both surface areas and hidden spaces without requiring frequent repositioning.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Productivity

If traditional steam cleaners use small nozzles for steam application, then they can control steam distribution, but they do not have large surface areas and require careful attachment of cloth covers to avoid covering the front or back of brush attachments

Engineering Contradiction:
Improvesteam cleaning surface areaVSAvoidcloth attachment complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The steam cleaner uses multiple independent steam outlets distributed across the pad frame instead of a single nozzle. Each outlet is equipped with its own fabric cover that can be independently attached using simple Velcro fasteners, eliminating the complexity of attaching large cloth covers while maximizing steam cleaning surface area.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The complex brush attachment system is extracted and replaced with a simplified fabric cover system. The fabric covers are directly attached to the pad frame using Velcro fasteners, removing the unnecessary complexity of brush attachments and cloth cover attachment mechanisms while maintaining effective steam cleaning surface area.

Inventive Principle:
Principle #2Taking out (Extraction)

3Productivity

If steam is injected behind cloth in traditional steam cleaners, then steam can reach the cleaning surface, but it passes through the cloth at bristle contact points which wets the cloth and reduces cleaning effectiveness

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidsteam condensate wetting
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

Each steam outlet has its own dedicated fabric cover that receives steam directly at the outlet location. This localized steam delivery ensures steam is distributed evenly across the fabric surface without concentrating behind the cloth, preventing wetting at bristle contact points and maintaining cleaning effectiveness throughout the entire cleaning surface.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The bristle attachment system that causes steam to escape and wet the cloth is extracted and replaced with a smooth fabric cover system. Steam is delivered directly to the fabric surface without interference from bristles, eliminating the harmful wetting effect while maintaining or improving cleaning effectiveness.

Inventive Principle:
Principle #2Taking out (Extraction)

4Productivity

If electric water pumps with on/off switches are used in steam devices, then water can be pumped to the boiler, but the system requires additional controls and increases device complexity

Engineering Contradiction:
Improvesteam generation capabilityVSAvoidpump control system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The water pump system is designed to automatically pump water from the reservoir to the boiler based on steam demand, eliminating the need for manual on/off switches. The system self-regulates water delivery based on the operational state, reducing device complexity while maintaining effective steam generation capability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The electric water pump with electronic controls is replaced with a mechanical pump system that operates automatically based on physical principles. This substitution eliminates electronic controls and switches, reducing device complexity while preserving steam generation capability through purely mechanical operation.

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

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 steam mop effectively cleans larger surface areas without the need for frequent repositioning, utilizing the entire fabric surface for steam distribution and reducing condensate issues, providing improved cleaning efficiency and user control over steam generation.

Implementation Method 1

a water pump for selectively injecting water from a reservoir to a boiler in response to the push-pull movement of the mop

Methodology Applied
Scientific EffectPump: Pump

Implementation Method 2

an electric boiler...wherein a user's back and forth movement of the mop pumps water to the boiler for distribution of steam

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 3

A fabric steam pad is mounted on the steam pad frame to provide an improved cleaning surface

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentUS8205293B2Steam mop
Publication Date: 2012.06.26 SHARKNINJA OPERATING LLC
  • US8205293B2 patent drawing
  • US8205293B2 patent drawing
  • US8205293B2 patent drawing

AI summary

A steam mop having a main body having a boiler with a water inlet and a steam outlet positioned therein, a pump having an inlet and an outlet with the pump outlet connected to the boiler inlet, a water container for storing water connected to the pump inlet, and a steam pocket frame connected to the steam outlet, where the activation of the pump pumps water from the water container to the boiler for generation of steam. In an embodiment of the invention, a steam mop having a main body with a boiler, a water container, a mechanical water pump between the boiler and container and at least one side arm connecting the boiler steam outlet to a fabric steam pocket frame. The water pump is actuated by movement of the mop when cleaning to send water to the boiler. The steam pad frame is substantially rectangular with a plurality of baffles in a square grid formation extending outwardly to distribute steam to distribute steam between the baffles. A replaceable fabric pad fits snugly on the frame to distribute cleaning steam to the surface to be cleaned.