Plumbing Drain Trap Evaporation Barrier

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Solution Overview

Problem

Conventional plumbing drain traps dry out due to evaporation, allowing sewer gases and pests to infiltrate buildings, and existing solutions are either impractical, costly, or require frequent maintenance.

Innovation Solution

A liquid mixture of white oil and botanical oil with anti-pest and antimicrobial properties is applied to the trap, forming a floating layer that prevents evaporation and maintains a seal, while also inhibiting microbial growth and pest migration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the trap is left unused for extended periods, then evaporation occurs and the trap dries out, but this allows sewer gases and pests to infiltrate the building

Engineering Contradiction:
Improvesewer gas preventionVSAvoidtrap functionality duration
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The patent applies a treatment substance to the trap in advance that creates a protective barrier preventing evaporation. This preliminary action ensures the trap remains functional and sealed against sewer gases even during extended periods of non-use, eliminating the need for frequent manual intervention.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The treatment substance is applied periodically as a simple, low-cost solution that replaces complex mechanical systems. Rather than installing expensive automated devices, a disposable or periodically reapplied treatment maintains trap functionality, reducing long-term costs and complexity.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Reliability

If manual filling of traps with water is performed frequently, then the trap remains sealed against sewer gases, but this consumes valuable time and money

Engineering Contradiction:
Improvesewer gas preventionVSAvoidmaintenance time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The treatment substance enables the trap to maintain its seal autonomously without requiring manual water filling. The substance creates a self-sustaining barrier that prevents evaporation and maintains the water seal automatically, freeing maintenance personnel from frequent manual intervention.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

By applying the treatment substance in advance, the system prepares the trap to maintain its seal independently. This preliminary treatment eliminates the need for repeated manual filling operations, significantly reducing maintenance time and labor costs.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If mechanical closure devices are installed to prevent gas infiltration, then sewer gases are blocked, but the system becomes expensive and requires complex installation and maintenance

Engineering Contradiction:
Improvesewer gas preventionVSAvoidclosure device complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical closure devices with a chemical treatment substance that creates a protective barrier. This substitution eliminates moving parts, complex installation requirements, and maintenance needs associated with mechanical systems, while maintaining effective sewer gas prevention.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

Instead of investing in expensive, complex mechanical closure devices requiring professional installation and perpetual maintenance, the patent uses a simple, low-cost treatment substance that can be applied periodically, reducing both initial investment and ongoing maintenance costs.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

4Reliability

If automated drip or water injection systems are installed, then the trap remains filled with water, but the system requires professional installation and perpetual maintenance

Engineering Contradiction:
Improvetrap water level maintenanceVSAvoidautomation system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces automated mechanical drip or injection systems with a chemical treatment that passively maintains the water seal. This substitution eliminates pumps, valves, electrical components, and associated maintenance requirements, while achieving the same goal of keeping the trap filled and functional.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The treatment substance enables the trap to maintain its water level and seal autonomously without requiring automated mechanical systems. The substance creates a self-sustaining protective barrier that works passively, eliminating the need for professional installation and perpetual preventative maintenance of complex automation systems.

Inventive Principle:
Principle #25Self-service

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 mixture effectively prevents sewer gas infiltration and pest entry for extended periods, reducing maintenance needs and associated costs, and provides a pleasant fragrance for identification.

Implementation Method 1

The mixture layer forms a boundary to prevent evaporation of the water from the trap

Methodology Applied
Scientific EffectEvaporation prevention: Evaporation

Implementation Method 2

the treatment comprising a liquid mixture of white oil and a botanical oil

Methodology Applied
Scientific EffectBuoyancy: Archimedes' Principle (Buoyancy)

Data Source

PatentUS11555303B2Plumbing drain trap treatment and method of use
Publication Date: 2023.01.17 DENIS DERRICK A
  • US11555303B2 patent drawing
  • US11555303B2 patent drawing
  • US11555303B2 patent drawing

AI summary

A plumbing drain trap treatment mixture is disclosed. The mixture is poured into a plumbing drain trap to form a layer of the mixture that floats on top of the water in the trap. The mixture layer forms a boundary to prevent evaporation of the water from the trap, thereby maintaining the water in the trap to prevent sewer gas infiltration and pest infiltration to the building. The anti-pest and antimicrobial properties of the mixture may serve to further prevent migration of pests from the sewage drain beyond the trap through the plumbing trap and into the building and/or to protect the barrier itself from microbial infestation. A method of use of a treatment for a plumbing drain trap is also disclosed.