Flush Valve Hose Bibb Adapter for Restroom Cleaning Access

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Solution Overview

Problem

Commercial restrooms often lack a direct water source for cleaning, as most prior art designs rely on flush valves attached to plumbing fixtures for toilets or urinals, which are not suitable for on-demand water supply.

Innovation Solution

The method involves removing an automatic flush valve from an existing plumbing fixture and replacing it with a flush valve water supply hose bibb, which allows for a direct water source for maintenance and cleaning purposes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If an automatic flush valve is used to supply water to a toilet or urinal fixture, then the flushing function is provided, but no direct water source is available for cleaning the restroom

Engineering Contradiction:
Improveavailability of direct water source for cleaningVSAvoidmulti-functionality of water supply system
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent converts a single-function flush valve into a multi-functional water supply system. The adapter assembly enables the existing flush valve to serve both its original flushing function and provide a direct water source for cleaning operations through an integrated hose bibb outlet.

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

Solution Approach 2:

The invention nests multiple functional components within the existing flush valve structure. The adapter assembly, hose bibb, and connector components are integrated within the flush valve housing, allowing the new cleaning water source to be embedded within the existing fixture without requiring separate external installations.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If a flush valve is replaced with a hose bibb, then a direct water source for cleaning is provided, but the automatic flushing function is lost

Engineering Contradiction:
Improvedirect water access for maintenanceVSAvoidtoilet/urinal flushing capability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent merges two separate functions into a single integrated system. The adapter assembly combines the flush valve mechanism with a hose bibb outlet, allowing both automatic flushing and manual cleaning water supply to coexist through the same water supply connection point.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The modified fixture serves dual purposes: maintaining its original automatic flushing function while simultaneously providing a direct water source for cleaning operations. This eliminates the need to choose between flushing capability and cleaning access.

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

3Adaptability or versatility

If an adapter assembly is installed within the flush valve, then multi-functionality is achieved, but the device complexity increases

Engineering Contradiction:
Improvedual function of flush and clean water supplyVSAvoidstructure of water supply system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The adapter assembly is divided into distinct modular components including the adapter body, hose bibb, connector, and sealing elements. This segmentation allows for easier installation, maintenance, and replacement of individual components while maintaining the overall integrated functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adapter assembly acts as an intermediary component that bridges the existing flush valve infrastructure and the new hose bibb functionality. This mediator approach allows integration without requiring complete system replacement, thereby managing complexity through a dedicated interface component.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12312779B2Flush valve water supply hose bibb
Publication Date: 2025.05.27 MORTON CHAD
  • US12312779B2 patent drawing
  • US12312779B2 patent drawing
  • US12312779B2 patent drawing

AI summary

A flush valve water supply hose bibb adapted to replace an automatic flush valve, and the method of removing an automatic flush valve from an existing plumbing fixture and installing the water supply hose bibb in its place, to thereby provide a direct water source to a commercial restroom for maintenance servicing and cleaning purposes.