Modular Pool Brush Assembly for Irregular Corners and Steps

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Solution Overview

Problem

Conventional pool brushes are inadequate for cleaning irregularly shaped swimming pools, spa pools, and fountain pools due to their inability to efficiently clean irregular corners, gaps, steps, and uneven surfaces.

Innovation Solution

A pool brush assembly with a detachable handle and multiple replaceable brush heads that can be connected to a main brush body, allowing for different cleaning configurations and independent operation of brush heads to accommodate various pool shapes and surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional pool brush with fixed brush head is used, then the structure is simple and easy to manufacture, but it cannot efficiently clean irregular corners, gaps, steps, and uneven surfaces of irregularly shaped pools

Engineering Contradiction:
Improvecleaning capability for irregular surfacesVSAvoidbrush structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The pool brush is divided into separate modular components: a handle assembly, a main brush body, and multiple interchangeable round end brush heads. This segmentation allows users to attach different brush heads for different cleaning tasks, improving adaptability to irregular surfaces while keeping each individual component relatively simple in structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The brush body is designed with multiple round end brush heads that can be interchanged to perform different cleaning functions. The main brush body can also function independently as a docking holder for the brush heads. This multi-functionality allows a single brush assembly to clean various surfaces including flat areas, corners, gaps, steps, and uneven surfaces.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple separate brushes are carried for different cleaning tasks, then each brush can be optimized for its specific function, but it increases the number of items to carry and manage

Engineering Contradiction:
Improvecleaning function varietyVSAvoidnumber of brush items
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

Multiple brush heads with different functions are merged into a single pool brush assembly through the interchangeable head system. Users can attach the needed brush head to the handle assembly for each specific cleaning task, reducing the number of separate brush items to carry while maintaining cleaning function variety.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The pool brush assembly allows dynamic reconfiguration by enabling users to interchange brush heads based on the specific cleaning task at hand. This dynamic adaptability means a single brush assembly can transform into different functional configurations, replacing the need for multiple fixed-function brushes.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If a single brush head is used for all cleaning tasks, then the device is simple to operate, but it cannot effectively clean different areas such as corners, gaps, steps, and uneven surfaces

Engineering Contradiction:
Improvebrush operation simplicityVSAvoidcleaning area coverage
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

Different round end brush heads are designed with specific local qualities suited for different cleaning areas. For example, some brush heads may have stiffer bristles for tough stains, while others have softer bristles for delicate surfaces. This local quality differentiation allows effective cleaning of various areas while maintaining simple operation through straightforward head interchangeability.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20260092464A1Pool Brush Assembly with Replaceable Handle with Brush Head Arrangement
Publication Date: 2026.04.02 NINGBO BONNY E HOME CO LTD
  • US20260092464A1 patent drawing
  • US20260092464A1 patent drawing
  • US20260092464A1 patent drawing

AI summary

A pool brush assembly includes a main brush body and a replaceable handle and brush head arrangement. The main brush body includes an elongated brush frame having a first end and a second end and a plurality of brush elements outwardly extended from a brushing side thereof. The replaceable handle and brush head arrangement includes a connecting dock provided between the first end and the second end, a handle frame detachably connected to the connecting dock for detachably connecting with a handle bar, at least one end connector configured at one of the first end and the second end of the main brush body, and at least one brush head configured to be detachably connected to the at least one end connector, wherein the at one brush head comprises a connector joint and a plurality of end brush elements outwardly extended therefrom.