Segmented Pest Control Bait Station with Soil-Penetrating Blades

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Solution Overview

Problem

Conventional pest control systems are ineffective in attracting and eliminating subterranean and above-ground termite colonies due to their cylindrical configuration with smooth exterior walls, which prevent termites from reaching the bait, and they often fail to retain moisture, making the bait unattractive to foraging insects.

Innovation Solution

A pest control system with a cylindrical upper portion and a lower portion formed by blades that penetrate the soil, featuring detachable cellulose-containing bait units and a moisture-retaining member, which directs foraging insects to the center and maintains bait moisture, increasing the likelihood of termite attraction and consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional cylindrical bait stations with smooth exterior walls are used, then the device structure is simple and easy to manufacture, but termites cannot reach the bait effectively

Engineering Contradiction:
Improvedevice structure simplicityVSAvoidtermite bait consumption rate
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The bait station is divided into an exterior cylindrical shell and an interior segmented structure with radial partitions creating multiple chambers. This segmentation provides vertical surfaces for termite crawling while maintaining manufacturing simplicity through modular construction

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The interior surface is modified with vertical rough surfaces or crawling surfaces in specific locations to provide termite access pathways, while the exterior maintains smooth cylindrical shape for ease of manufacture and ground insertion

Inventive Principle:
Principle #3Local quality

2Device complexity

If conventional bait stations without moisture retention features are used, then the device structure is simpler, but the bait becomes unattractive to foraging insects due to lack of moisture

Engineering Contradiction:
Improvedevice structure complexityVSAvoidtermite attraction effectiveness
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The bait material moisture content parameter is controlled and maintained within an optimal range (e.g., 20-40% moisture content) through the moisture retention structure, making the bait more attractive to termites while maintaining relatively simple device structure

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

A moisture retention structure acts as an intermediary between the external environment and the bait material, maintaining appropriate humidity levels without requiring complex active moisture control systems

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If below-grade bait placement is used, then the bait is protected from environmental factors, but termites that forage above ground cannot locate the bait

Engineering Contradiction:
Improvebait protection from environmental factorsVSAvoidtermite bait location rate
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The bait station is designed to span multiple vertical levels, with bait chambers accessible from both below-grade and above-grade positions, allowing termites foraging at different elevations to access the bait while maintaining environmental protection

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS9433201B2Pest control system and method
Publication Date: 2016.09.06 AZZARELLO JR JOSEPH F
  • US9433201B2 patent drawing
  • US9433201B2 patent drawing
  • US9433201B2 patent drawing

AI summary

A system and method of monitoring and controlling cellulose-consuming pests in a predetermined location provides for the use of an assembly that has a main body with a cylindrical upper portion and a lower portion continuously co-axially formed with the upper portion. The lower portion is formed as blades meeting at a lowermost point and defining a sharp bottom point that helps penetrate the soil in the selected location. A plurality of cellulose-containing bait units are detachably fitted in the lower portion and the upper portion. The bait units fitted in the lower portion are retained by the blade portions, which engage radial slots of the bait units. A moisture-retaining member is positioned in the upper portion above an uppermost of the bait units. A removable cap frictionally fittingly engages with the upper portion. The cap has an opening allowing water to be poured into the main body to moisten the bait units and make them more attractive to foraging insects. If consumption of the cellulose material is detected, the bait units substituted with a bait material containing poisonous substance. The pests consume the bait and carry the poison to the colonies.