Extraction cleaner with steam

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Solution Overview

Problem

Standard extraction cleaners are ineffective for treating all stain types, and steam mops are not suitable for soft surfaces.

Innovation Solution

An extraction cleaner with multiple cleaning modes, including a steam delivery system, fluid recovery system, and user-selectable operation modes that allow for the dispensing of liquid at different flow rates and the use of steam, enabling effective cleaning of both hard and soft surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If standard extraction cleaners are used, then liquid cleaning is effective for soft surfaces, but they cannot treat all stain types equally well

Engineering Contradiction:
Improvecleaning effectiveness for different stain typesVSAvoidconsistent cleaning performance
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The extraction cleaner is enhanced with a steam delivery system that allows it to perform both liquid extraction cleaning and steam cleaning functions. The system includes a heater connected to a fluid supply container and a steam distributor, enabling the single device to handle different stain types effectively by switching between liquid and steam modes.

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

2Adaptability or versatility

If steam mops are used, then steam cleaning is effective for hard surfaces, but they are not suitable for soft surfaces

Engineering Contradiction:
Improvesuitability for different surface typesVSAvoidsafe cleaning operation
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system incorporates a user interface that allows dynamic selection between different cleaning modes (liquid-only, steam-only, or combination). This enables the user to adapt the cleaning method to the appropriate surface type, ensuring safe operation on both hard and soft surfaces while maintaining cleaning effectiveness.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple cleaning modes are added to the extraction cleaner, then versatility for different surfaces is improved, but device complexity increases

Engineering Contradiction:
Improvecleaning mode optionsVSAvoidsystem component count
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The steam delivery system components (heater, steam distributor, fluid supply container) are integrated into the existing extraction cleaner structure. The heater is connected to the fluid supply container, and the steam distributor is positioned to work with the existing nozzle and recovery system, combining multiple functions within a unified device architecture.

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 extraction cleaner provides improved cleaning performance across various surfaces by combining liquid and steam delivery, effectively removing dirt and stains from both hard and soft surfaces.

Implementation Method 1

a steam delivery system including a heater in fluid communication with the fluid supply container and a steam distributor

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

a source of suction in fluid communication with the working air conduit to draw the cleaning liquid from the surface to be cleaned and through the nozzle and the working air conduit to the recovery tank

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS20240260806A1Extraction cleaner with steam
Publication Date: 2024.08.08 BISSELL INC
  • US20240260806A1 patent drawing
  • US20240260806A1 patent drawing
  • US20240260806A1 patent drawing

AI summary

An extraction cleaner includes a steam delivery system, a liquid delivery system, and a recovery system, and includes multiple cleaning modes, including a first cleaning mode in which components of the liquid delivery system are active to dispense liquid at a first flow rate, a second cleaning mode in which components of the liquid delivery system are active to dispense liquid at a second flow rate, and a third cleaning mode in which components of the steam delivery system are active. Methods for operating an extraction cleaner are also provided.