Surface cleaning device

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Solution Overview

Problem

Existing cleaning devices are inadequate for cleaning substantially vertical surfaces as they typically direct cleaning solutions perpendicularly from the cleaning head, lacking a configuration that allows for a parallel spray from a canister positioned on the cleaning head.

Innovation Solution

A cleaning device comprising a pivotally engaged plate with a rod, a canister of cleaning solution, and a pad, where an actuator on the rod operates a valve to direct the cleaning solution through nozzles past the leading edge of the plate for efficient cleaning of vertical surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cleaning solution is directed perpendicularly from the cleaning head, then the cleaning device can be simpler in design, but it cannot effectively clean substantially vertical surfaces

Engineering Contradiction:
Improvecleaning effectiveness on vertical surfacesVSAvoidspray direction control mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The spray direction is changed from perpendicular (one dimension) to parallel with the cleaning head (another dimension), allowing the cleaning solution to be effectively applied to vertical surfaces by directing it along the surface rather than at an angle

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Area of stationary object

If a canister is positioned on the cleaning head with parallel spray, then cleaning coverage on vertical surfaces is improved, but the device structure becomes more complex

Engineering Contradiction:
Improvecleaning solution coverage areaVSAvoidcanister and nozzle configuration
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The canister is integrated directly onto the cleaning head assembly, merging the storage function with the application function in a single unified structure, thereby increasing coverage area without proportionally increasing overall device complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

Multiple nozzles are introduced as intermediary elements between the canister and the surface, distributing the cleaning solution across a wider area parallel to the cleaning head, thereby expanding coverage without requiring a larger canister

Inventive Principle:
Principle #24Intermediary (Mediator)

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 effective cleaning of vertical surfaces by directing the cleaning solution parallel to the cleaning head, improving the efficiency and coverage of cleaning operations.

Implementation Method 1

a canister of cleaning solution and a pad are selectively engageable to opposed sides of the plate. An actuator disposed on the rod distal from the plate actuate a valve to which the canister is engaged to direct the cleaning solution through nozzles

Methodology Applied
Scientific EffectFluid flow under pressure: Pressure Gradient

Implementation Method 2

The nozzles are configured to spray the cleaning solution past a leading edge of the plate

Methodology Applied
Scientific EffectSpray: Spray

Data Source

PatentUS11583159B1Surface cleaning device
Publication Date: 2023.02.21 SLESSOR SANDRA
  • US11583159B1 patent drawing
  • US11583159B1 patent drawing
  • US11583159B1 patent drawing

AI summary

A surface cleaning device for cleaning substantially vertical surfaces includes a plate, which is pivotally engaged to a first end of a rod so that the rod extends from a first face of the plate. The plate has a second face to which a pad can be removably engaged. A canister containing a cleaning solution under pressure engageable to a valve engaged to the plate. A plurality of nozzles is engaged to the first face of the plate and is operationally engaged to and in fluidic communication with the valve. The nozzles can spray the cleaning solution past a leading edge of the plate. An actuator is engaged to the rod proximate its second end and is operationally engaged to the valve. The actuator selectively actuates the valve to dispense the cleaning solution through the nozzles onto a substantially vertical surface proximate to the leading edge of the plate.