Foam Generator Insert With Angled Fins

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Solution Overview

Problem

Existing foam generators in automated vehicle washing systems are inefficient in generating foam, lacking effective agitation mechanisms for fluid or chemicals, which affects the cleaning and protection of vehicle surfaces.

Innovation Solution

A novel foam generator insert featuring a cylindrical cage with angled fins and fibrous pads, along with a handle for easy installation and removal, enhances foam generation by agitating fluids within the generator, creating a more efficient foam production mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional foam generators without agitation mechanisms are used, then the device structure remains simple, but foam generation efficiency is poor

Engineering Contradiction:

Improvefoam generation efficiencyVSAvoiddevice structure

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The foam generator is divided into modular components: a cage structure with multiple fins, fibrous pads positioned in specific volumes, and a handle assembly. This segmentation allows each component to perform a specific function (fins for agitation, pads for chemical interaction) while maintaining overall system simplicity and enabling easy maintenance or replacement of individual parts.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The insert is designed as a removable component with a handle that locks into the foam generator housing. This dynamic design allows the insert to be easily installed and removed for cleaning or replacement, transforming a potentially complex permanent structure into a simple, maintainable modular component that improves foam generation efficiency without permanently complicating the device structure.

Inventive Principle:

Principle #15Dynamics

2Productivity

If a complex agitation mechanism is added to improve foam generation, then foam output quality improves, but installation and maintenance difficulty increases

Engineering Contradiction:

Improvefoam output consistencyVSAvoidinstallation and removal

Core Design Contradiction:

ProductivityVSEase of operation

Solution Approach 1:

The handle assembly incorporates a locking mechanism that allows the insert to be securely installed and easily removed without requiring special tools or complex procedures. The user can independently perform installation, removal, and replacement operations, making maintenance simple while still providing effective agitation through the fin and pad structure for consistent foam output.

Inventive Principle:

Principle #25Self-service

3Productivity

If fibrous pads are added to contact chemicals for better foam generation, then cleaning effectiveness improves, but device complexity increases

Engineering Contradiction:

Improvecleaning effectivenessVSAvoidnumber of components

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

Fibrous pads are strategically positioned in specific volumes within the cage structure where they contact pressurized chemicals. This localized placement ensures that the pads interact with chemicals at critical points for foam generation, improving cleaning effectiveness without requiring pads throughout the entire device, thus limiting the increase in overall device complexity.

Inventive Principle:

Principle #3Local quality

Solution Approach 2:

The fibrous pads are integrated into the cage structure as a unified insert assembly rather than separate components. This merging of pads with the cage and fin structure creates a single removable unit that provides both agitation and chemical interaction functions, improving cleaning effectiveness while avoiding the complexity of managing multiple separate components.

Inventive Principle:

Principle #5Merging (Combining)

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 insert significantly improves foam generation, ensuring better cleaning and protection of vehicle surfaces by effectively agitating chemicals and creating a consistent foam output, adaptable to various equipment sizes and materials.

Implementation Method 1

the insert agitates fluid or chemicals passed through the foam generator and creates foam

Methodology Applied

Scientific EffectMechanical agitation: Stirring

Implementation Method 2

different fibrous pads are fitted within different volumes of the cage

Methodology Applied

Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentUS10688506B2Foam generator insert

Publication Date: 2020.06.23 FOAMER LLC

AI summary

Embodiments of the present invention address deficiencies of the art in respect to foam generation and provide a novel and non-obvious insert for a foam generation apparatus. In an embodiment of the invention, an insert for a foam generator includes a cylindrical cage and a multiplicity of fins extending from an interior portion of the cage towards a longitudinal axis of the cage, and at an inclined angle relative to the axis. The insert further includes at least one pad contacting the interior portion of the cage in a volume defined by opposing sets of the fins and the interior portion of the cage.