Liquid extraction apparatus

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Solution Overview

Problem

Conventional liquid extraction devices are often large, bulky, and intimidating, making them difficult for consumers to operate and handle, with limited flexibility in component manipulation, leading to challenges in transport and service.

Innovation Solution

A modular liquid extraction cleaning system with a separable tank base that splits the apparatus into two portions, allowing for easier handling and transport, and a rotatable handle with a locking mechanism, along with a controller that manages the vacuum motor and fluid flow, enhancing user confidence and cleaning performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If the liquid extraction device is made large and bulky to provide sufficient cleaning power, then cleaning performance is improved, but portability and ease of handling deteriorate

Engineering Contradiction:
Improvecleaning powerVSAvoidease of handling
Core Design Contradiction:
PowerVSEase of operation

Solution Approach 1:

The liquid extraction device is divided into two separable portions: a body portion containing the vacuum motor and control systems, and a tank base portion containing the cleaning fluid tank and recovery tank. This segmentation allows each portion to be optimized independently - the body can be designed for power while the tank base can be designed for portability, resolving the contradiction between cleaning power and ease of handling.

Inventive Principle:
Principle #1Segmentation

2Power

If the liquid extraction device is made large and bulky to provide sufficient cleaning power, then cleaning performance is improved, but transportability deteriorates

Engineering Contradiction:
Improvecleaning powerVSAvoidtransportability
Core Design Contradiction:
PowerVSWeight of moving object

Solution Approach 1:

By separating the device into a body portion and a tank base portion that can be detached from each other, the system enables flexible transport configurations. Users can transport only the essential body portion or separate components, significantly improving transportability while maintaining full cleaning power when assembled.

Inventive Principle:
Principle #1Segmentation

3Power

If the liquid extraction device is made large and bulky to provide sufficient cleaning power, then cleaning performance is improved, but flexibility in component manipulation deteriorates

Engineering Contradiction:
Improvecleaning powerVSAvoidflexibility in component manipulation
Core Design Contradiction:
PowerVSAdaptability or versatility

Solution Approach 1:

The separable design between body portion and tank base portion provides flexibility in component manipulation. The tanks can be removed, added, or repositioned independently, allowing users to adapt the system to different cleaning scenarios and improving overall versatility while maintaining cleaning power.

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 modular design improves user confidence in operating and transporting the device, allowing for increased suction power without compromising portability, and facilitates easier access and maintenance, enhancing overall cleaning performance.

Implementation Method 1

a vacuum motor configured to create a pressure difference to draw the cleaning fluid from the tank

Methodology Applied
Scientific EffectPressure difference: Pressure Gradient

Implementation Method 2

draw one or more of air, debris, a liquid or a portion of the fluid drawn from the surface into the recovery tank

Methodology Applied
Scientific EffectPressure difference: Pressure Gradient

Data Source

PatentUS10610076B2Liquid extraction apparatus
Publication Date: 2020.04.07 RUG DOCTOR LLC(US)
  • US10610076B2 patent drawing
  • US10610076B2 patent drawing
  • US10610076B2 patent drawing

AI summary

An apparatus includes a body, a first tank and a second tank. The body includes a first fluid coupling and a first air passage. The first tank includes a first vessel configured to accommodate a fluid and a second fluid coupling communicatively coupled with the first fluid coupling. The second tank includes a second vessel separated from the first vessel and a second air passage communicatively coupled with the first air passage. The apparatus also includes a tank base over the body. The tank base includes a first tank seat configured to accommodate the first tank and a second tank seat configured to accommodate the second tank. The tank base is configured to be separated from the body with at least one of the first tank in the first tank seat or the second tank in the second tank seat.