Spot cleaner apparatus
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Solution Overview
Problem
Existing portable spot cleaners face difficulties in filling, emptying, and transporting fluid, lack intuitive control over suction rate, fluid temperature, and flow rate, and often require high energy consumption for steam cleaning.
Innovation Solution
A spot cleaner apparatus with a clean fluid tank, dirty fluid tank, integrated liquid/air separator, pump assembly, and vacuum assembly, featuring a fluid heater that heats cleaning fluid below boiling point, and a handle that locks tanks in place, allowing for intuitive control over fluid and suction functions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the cleaning fluid is heated to high temperature (steam cleaning), then cleaning efficiency is improved, but energy consumption increases
Solution Approach 1:
The patent changes the temperature parameter from high-temperature steam cleaning to moderate-temperature heated cleaning fluid (below boiling point). The fluid heater heats the cleaning fluid to a temperature that improves cleaning effectiveness through thermal energy while avoiding the high energy consumption of steam generation, thus resolving the contradiction between cleaning efficiency and energy consumption
2Ease of operation
If the spot cleaner includes multiple control functions, then user control over cleaning parameters is improved, but device complexity increases
Solution Approach 1:
The patent integrates multiple control functions (suction rate control, fluid temperature control, flow rate control) into a unified control system that manages all parameters through coordinated operation of the vacuum assembly, fluid heater, and pump assembly. This multi-functional integration allows comprehensive control over cleaning parameters while avoiding the complexity of separate independent control mechanisms for each function
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
Enables efficient, portable cleaning with intuitive control over fluid temperature and flow rate, reducing energy consumption and improving user experience.
Implementation Method 1
a fluid heater configured to heat the cleaning fluid at or between the clean fluid tank and the orifice
Implementation Method 2
a vacuum assembly configured for drawing a vacuum airflow from one or more vacuum inlets in the cleaning head through the integrated liquid/air separator in the dirty fluid tank
Implementation Method 3
a dirty fluid tank including an integrated liquid/air separator
Data Source
Figure 1A
Figure 1B
Figure 1C
AI summary
A spot cleaner apparatus may have a clean fluid tank configured for holding a cleaning fluid. A dirty fluid tank may include an integrated liquid/air separator. A cleaning head may be fluidly coupled to the clean fluid tank, the cleaning head including one or more vacuum inlets and a fluid-nebulizing orifice configured to dispense the cleaning fluid in a mist-like fashion. A pump assembly may fluidly couple the clean fluid tank to the cleaning head. A fluid heater heats the cleaning fluid at or between the clean fluid tank and the fluid-nebulizing orifice. A vacuum assembly configured for drawing a vacuum airflow from one or more vacuum inlets in the cleaning head through the integrated liquid/air separator in the dirty fluid tank.