Floor cleaner
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Solution Overview
Problem
Conventional floor cleaners often lack balance and comfort during operation, leading to inefficient cleaning and user fatigue, and they do not effectively manage fluid distribution and debris collection.
Innovation Solution
A floor cleaner design featuring a balanced configuration with a supply tank, vacuum source, and a base with a brushroll and squeegees, which includes a distribution nozzle for fluid dispensing and a recovery tank for debris collection, along with a hydrophobic brushroll and adjustable steering for improved cleaning efficiency and user control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional floor cleaners are designed with basic components, then device complexity is reduced, but cleaning efficiency and user comfort deteriorate due to lack of balance and ineffective fluid management
Solution Approach 1:
The patent combines multiple cleaning functions into a single integrated base unit. The base integrates the brushroll, squeegees, fluid distribution system, and vacuum source into one unified structure, allowing simultaneous scrubbing, fluid application, and debris collection. This merging of functions improves cleaning efficiency while managing device complexity through integrated design.
Solution Approach 2:
The base unit serves multiple functions: it distributes cleaning fluid via nozzles, agitates surfaces with the brushroll, collects debris through the vacuum source, and removes excess fluid using squeegees. This multi-functionality allows a single device to perform comprehensive cleaning tasks, improving productivity without requiring multiple separate tools.
2Reliability
If the floor cleaner includes multiple components for fluid distribution and debris collection, then cleaning performance is improved, but device complexity increases
Solution Approach 1:
The cleaning system is segmented into distinct functional modules: a supply tank for fluid storage, distribution nozzles for fluid application, a brushroll for agitation, squeegees for fluid removal, and a vacuum source for debris collection. Each component performs a specific function, allowing for optimized performance while maintaining manageable complexity through modular design.
Solution Approach 2:
The brushroll is designed to rotate dynamically during operation, enabling effective surface agitation and debris loosening. The rotating brushroll adapts to different cleaning conditions, improving cleaning reliability for various surface types and debris levels while keeping the mechanical structure relatively simple.
3Ease of manufacture
If the brushroll uses uniform fibers, then manufacturing is simplified, but cleaning effectiveness deteriorates due to inability to handle different debris types
Solution Approach 1:
The brushroll incorporates fibers of varying diameters and properties in different zones. Larger diameter fibers handle tough debris and provide structural integrity, while smaller diameter fibers reach into crevices and handle fine particles. This local variation in fiber quality improves cleaning effectiveness across different debris types while maintaining manufacturability through standardized brushroll construction methods.
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 cleaning efficiency by maintaining balance and comfort during operation, ensuring effective fluid distribution and debris collection, and improving cleaning performance through the use of a hydrophobic brushroll and adjustable steering.
Implementation Method 1
a distribution nozzle in fluid communication with the supply tank, the distribution nozzle configured to dispense the cleaning fluid onto a surface to be cleaned
Implementation Method 2
a suction inlet adjacent the front side and adjacent the lower end of the base and in fluid communication with the vacuum source
Implementation Method 3
improving cleaning performance through the use of a hydrophobic brushroll
Data Source
AI summary
A floor cleaner including a vacuum source, a supply tank configured to store a cleaning fluid, and a distribution nozzle in fluid communication with the supply tank. The distribution nozzle is configured to dispense the cleaning fluid onto a surface to be cleaned. The floor cleaner further includes a base movable over a surface to be cleaned, the base includes a suction inlet in fluid communication with the vacuum source, a brushroll chamber, a brushroll in the brushroll chamber, the brushroll rotatable about a brushroll axis. The base further includes a brushroll cover releasably attached to the base, the brushroll cover removable to access the brushroll chamber and the brushroll, the brushroll cover having a squeegee that contacts the brushroll. The brushroll axis is between a lower end of the base and the squeegee.