Portable Extractor Tank Layout for Compact Wet Cleaning
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Solution Overview
Problem
Existing portable extraction cleaners lack a compact and efficient design that allows for easy operation and storage, with limited portability and versatility in cleaning various surfaces.
Innovation Solution
A portable extraction cleaner with a main housing supporting a recovery tank and a supply tank, featuring a battery pack for power, a suction source, and a pump assembly, allowing for efficient cleaning fluid dispensing and dirt recovery, with a design that facilitates easy handling and storage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the cleaner uses a compact design with tanks arranged at front and lateral sides, then portability and ease of operation are improved, but the available internal volume for components is reduced
Solution Approach 1:
The patent positions the supply tank at the lateral side and recovery tank at the front side of the device, utilizing three-dimensional spatial arrangement rather than stacking tanks vertically or placing them one behind another. This lateral-front distribution optimizes the center of gravity and allows the device to maintain a compact footprint while accommodating all necessary components.
Solution Approach 2:
The supply tank and recovery tank are arranged to nest within the overall device structure, with the supply tank positioned in the lateral side space and the recovery tank in the front space. This nested arrangement allows both tanks to coexist in a compact configuration without requiring excessive internal volume, effectively utilizing the available three-dimensional space.
2Adaptability or versatility
If the cleaner includes both supply tank and recovery tank with battery pack, then cleaning versatility is improved, but device complexity increases
Solution Approach 1:
The device integrates multiple cleaning functions into a single unit by incorporating both a supply tank for cleaning solution and a recovery tank for dirty water collection. The battery-powered pump and suction source enable the device to perform both wet cleaning and dry suction operations, making it versatile for different cleaning scenarios including carpets, upholstery, and hard floors.
Solution Approach 2:
The patent combines the supply tank, recovery tank, battery pack, pump, and suction source into a single integrated device housing. This merging of multiple components into one unified structure reduces the need for separate cleaning devices and simplifies operation, despite the increased functional complexity within the single unit.
3Ease of operation
If the supply tank is positioned at the lateral side and recovery tank at the front, then center of gravity and handling are improved, but structural design complexity increases
Solution Approach 1:
The device employs an asymmetric arrangement where the supply tank is positioned at the lateral side and the recovery tank at the front side, rather than using a symmetric configuration. This asymmetric positioning optimizes the center of gravity distribution and improves handling characteristics, allowing the user to easily maneuver the device while maintaining stability.
Solution Approach 2:
The patent assigns different spatial locations to different tank types based on their specific functional requirements. The supply tank is positioned laterally to facilitate easy filling and monitoring, while the recovery tank is placed at the front for convenient emptying. This localized optimization of tank positions enhances overall device usability without requiring complex structural mechanisms.
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 design enhances portability and versatility, enabling effective cleaning of surfaces like carpets, upholstery, and hard floors while being easy to operate and store, improving user convenience and cleaning efficiency.
Implementation Method 1
a pump in fluid communication with the supply tank and operable to supply the cleaning liquid from the supply tank
Implementation Method 2
a suction source in fluid communication with the recovery tank and operable to draw the recovered liquid and dirt into the recovery tank
Data Source
AI summary
A portable extractor includes a supply tank, a recovery tank, a pump in fluid communication with the supply tank, a suction source in fluid communication with the recovery tank, a base configured to support the suction source and the pump, and a main housing mounted on the base and housing the suction source and the pump. The main housing is configured to removably support the recovery tank and the supply tank. The recovery tank is arranged at a front side of the portable extractor and the supply tank is arranged at a lateral side of the portable extractor between the front side and the rear side.