Ground-Inserted Pest Deterrent Tube With Sponge Diffusion

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Solution Overview

Problem

Existing pest deterrent technologies often rely on lethal means, which are undesirable due to the handling of carcasses and may not be suitable for all situations.

Innovation Solution

A tubular device with a spongy matrix impregnated with non-lethal chemical compounds that diffuses through diffusion holes to deter pests, such as gophers, by inserting into the ground.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If lethal means are used to deter pests, then pest control effectiveness is improved, but handling of carcasses becomes unpleasant and device complexity increases

Engineering Contradiction:
Improvepest control effectivenessVSAvoidcarcass handling
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent converts the harmful effect of lethal pest control into a beneficial non-lethal approach by using chemical compounds delivered through sponges to repel or deter pests without killing them, thereby eliminating carcass handling issues while maintaining pest control effectiveness

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

Solution Approach 2:

The patent replaces mechanical lethal methods (traps, physical removal) with a chemical-based deterrent system that uses impregnated sponges to deliver repellent compounds, substituting a more convenient and cleaner operational approach

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

2Reliability

If lethal means are used to deter pests, then pest control effectiveness is improved, but the solution becomes less suitable for various environments

Engineering Contradiction:
Improvepest control effectivenessVSAvoidenvironmental suitability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent transforms the limitation of non-lethal methods into an advantage by demonstrating that chemical deterrents through sponges provide effective pest control without the environmental and ethical concerns associated with lethal methods, increasing adaptability across diverse settings

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

Solution Approach 2:

The patent creates a universal pest control solution that can be applied in various environments (gardens, parks, residential areas) by using non-lethal chemical deterrents that do not require carcass disposal infrastructure, making the device versatile and environmentally adaptable

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

3Duration of action of moving object

If diffusion holes are made smaller to control chemical release, then chemical diffusion control is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improvechemical diffusion controlVSAvoiddiffusion hole gauge precision
Core Design Contradiction:
Duration of action of moving objectVSManufacturing precision

Solution Approach 1:

The patent uses sponges as porous materials to deliver chemical compounds, where the sponge matrix naturally controls diffusion rates through its pore structure rather than relying on precisely engineered holes, thereby reducing manufacturing precision requirements while maintaining controlled chemical release

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The patent introduces sponges as an intermediary medium between the chemical compound and the environment, where the sponge acts as a diffusion regulator that simplifies the release mechanism and reduces the need for high-precision hole fabrication

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

Effectively deters pests without causing harm, providing a non-lethal alternative that is more acceptable in various environments.

Implementation Method 1

a plurality of sponges in the interior hollow tube, wherein the sponges are impregnate with a chemical composition for deterring yard pests; a plurality of diffusion holes, wherein the gauge of the diffusion holes is smaller than the size of the sponges

Methodology Applied
Scientific EffectDiffusion: Diffusion

Data Source

PatentUS12568953B1Device for deterring yard pests
Publication Date: 2026.03.10 AVALANCHE WATER SYSTEMS LLC
  • US12568953B1 patent drawing

AI summary

According to an aspect of the present invention disclosed herein, there is provided a device for deterring yard pests, comprising: a cap; an interior hollow tube; a spike; a plurality of sponges in the interior hollow tube, wherein the sponges are impregnate with a chemical composition for deterring yard pests; a plurality of diffusion holes, wherein the gauge of the diffusion holes is smaller than the size of the sponges.