Pool Filter Hood With Gauge Window for UV and Fiber Protection

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Solution Overview

Problem

Existing pool filter devices do not adequately protect the filter housing from ultraviolet radiation and prevent the release of irritating fibers from the housing, which can degrade the housing and irritate the user's skin during servicing.

Innovation Solution

A dome-shaped hood made of opaque material with a central hole for the pressure gauge and a magnet for secure attachment, combined with a mesh cover to protect the filter housing from UV light and prevent fiber exposure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a traditional pool filter housing is exposed to sunlight, then the housing is vulnerable to UV degradation and fiber release, but removing the housing for servicing exposes users to irritating fibers

Engineering Contradiction:
ImproveUV degradation and fiber irritationVSAvoidAccess to pressure gauge during servicing
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent employs a nested structure where the hood covers the housing, the cover fits within the hood, and the pressure gauge is visible through the cover. This nested arrangement allows multiple protective and functional elements to coexist without interfering with each other, providing UV protection and fiber containment while maintaining gauge visibility

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The hood is made of flexible opaque material that can be draped over the housing, and the cover is made of flexible mesh material that allows visibility while providing protection. These flexible thin film structures adapt to the housing shape and provide protective functions without rigid constraints

Inventive Principle:
Principle #30Flexible shells and thin films

2Object-affected harmful factors

If an opaque cover is used to protect the housing from UV light, then the housing is protected from degradation, but the pressure gauge becomes invisible

Engineering Contradiction:
ImproveUV protectionVSAvoidPressure gauge visibility
Core Design Contradiction:
Object-affected harmful factorsVSLoss of information

Solution Approach 1:

The cover is constructed with non-uniform properties: most of the cover is made of opaque material for UV protection, while a specific local area (the center portion) is made of transparent or translucent mesh material. This local quality differentiation allows the pressure gauge to remain visible through the mesh area while the rest of the housing receives full UV protection

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The cover utilizes material with varying optical properties - opaque material that blocks UV light and transparent/translucent mesh material that allows light transmission. This optical property variation enables simultaneous UV protection and gauge visibility

Inventive Principle:
Principle #32Color changes

3Object-affected harmful factors

If the hood is made completely opaque to block UV light and fibers, then protection is maximized, but the pressure gauge cannot be read without removing the hood

Engineering Contradiction:
ImproveUV and fiber protectionVSAvoidTime to remove and replace hood for gauge reading
Core Design Contradiction:
Object-affected harmful factorsVSLoss of time

Solution Approach 1:

The mesh cover acts as an intermediary element between the user and the pressure gauge. It allows visual information to pass through while maintaining the protective barrier, eliminating the need to remove the hood for gauge readings and saving servicing time

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 solution effectively shields the filter housing from UV degradation and prevents fiber irritation, allowing safe and visible pressure gauge reading without removing the hood.

Implementation Method 1

The hood is comprised of an opaque material to protect the housing from ultraviolet light

Methodology Applied
Scientific EffectUltraviolet radiation blocking: Absorption (EM radiation)

Implementation Method 2

The hood is comprised of a magnet for magnetically engaging the pool filter housing for retaining the hood on the pool filter housing

Methodology Applied
Scientific EffectMagnetic engagement: Magnetism

Data Source

PatentUS12590466B2Pool filter protection device
Publication Date: 2026.03.31 FOWLER GREG
  • US12590466B2 patent drawing
  • US12590466B2 patent drawing
  • US12590466B2 patent drawing

AI summary

A pool filter protection device includes a hood that is shaped to define a dome which can be placed over a housing for a pool filter. The hood has a hole extending through the hood to accommodate a pressure gauge on the housing. The hood is comprised of an opaque material to protect the housing from ultraviolet light thereby inhibiting the housing from being degraded by sunlight. The hood is comprised of a fluid impermeable material to inhibit fibers from the housing from irritating skin of a user when the user is servicing the pool filter. A cover is removably attachable to the hood has the cover is aligned with the hole and the cover is comprised of a mesh material to facilitate the pressure gauge to be visible to the user through the cover.