Swimming Pool Mould Coating for Damage-Camouflaging Texture

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Solution Overview

Problem

Preformed swimming pools with smooth interiors are prone to immediate visibility of minor damages and repairs, lacking aesthetic appeal and ease of repair.

Innovation Solution

A method involving a mould coated with a first plastic layer in powder form, followed by epoxy and fibreglass layers, providing a textured surface that minimizes the visibility of scratches and repairs, using modified polyolefin for enhanced flexibility and elasticity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a smooth interior surface is used in preformed swimming pools, then safety and ease of cleaning are improved, but visibility of minor damages and repairs worsens

Engineering Contradiction:
Improvesafety and hygieneVSAvoidaesthetic appearance
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent applies a textured finish specifically to the interior surface of the swimming pool while maintaining smooth structural layers underneath. This local application of texture addresses the aesthetic concern about visible damages without compromising the safety and cleaning ease provided by the overall smooth structural integrity.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent changes the surface parameter from smooth to textured by applying a specific coating or finish to the interior surface. This parameter change makes minor damages and repairs less visible while the underlying smooth structure maintains safety and hygiene properties.

Inventive Principle:
Principle #35Parameter changes

2Ease of manufacture

If a smooth interior surface is used in preformed swimming pools, then professional appearance is improved, but visibility of scratches and repairs worsens

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidvisibility of damages
Core Design Contradiction:
Ease of manufactureVSDifficulty of detecting and measuring

Solution Approach 1:

The textured finish is applied locally to the interior surface where visibility of damages occurs, creating a surface where scratches and repairs blend into the texture rather than standing out against a smooth background.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The textured surface creates variations in light reflection and perception that help camouflage minor damages and repairs, making them less visually detectable compared to a uniform smooth surface.

Inventive Principle:
Principle #32Color changes

3Difficulty of detecting and measuring

If a textured surface is applied to the mould, then visibility of damages is reduced, but manufacturing complexity increases

Engineering Contradiction:
Improvevisibility of damagesVSAvoidmould preparation complexity
Core Design Contradiction:
Difficulty of detecting and measuringVSDevice complexity

Solution Approach 1:

The textured finish is applied to the mould surface before the concrete is poured, so the texture is already in place to camouflage future damages. This preliminary action simplifies the overall process compared to applying texture after construction.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The mould acts as an intermediary tool that imparts the desired texture to the pool interior surface during manufacturing. By preparing the mould with the appropriate texture, the final product automatically gains the damage-camouflaging surface without requiring complex post-processing.

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

The textured surface enhances the pool's durability and ease of repair, making minor damages less noticeable and offering a more attractive, professional look.

Implementation Method 1

a first plastic layer supplied in powder form which is heated and applied on the convex side of the mould

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

modified polyolefin for enhanced flexibility and elasticity

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 3

a first epoxy layer and first fibreglass layer are provided on the first plastic layer

Methodology Applied
Scientific EffectAdhesive: Adhesive

Data Source

PatentUS20250229465A1Mould and method for manufacturing a swimming pool or swimming pond or the like
Publication Date: 2025.07.17 IMPOOLSE BV
  • US20250229465A1 patent drawing
  • US20250229465A1 patent drawing

AI summary

A method for manufacturing a preformed swimming pool or swimming pond, the method includes at least the steps of providing a mould and providing the mould on the convex side with a first plastic layer which is supplied in powder form and heated and applied on the convex side of the mould.