Optical Termite Detector with Spatial Region Bait

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Solution Overview

Problem

Existing termite baiting systems face inefficiencies due to termites consuming monitoring bait before detection, leading to increased maintenance costs and reduced effectiveness in eliminating termite colonies.

Innovation Solution

A behaviorally selective detector configuration that encourages termite consumption or displacement of bait while discouraging detritus backfilling and mud tube construction, utilizing a light conductive assembly with a spatial region to detect changes in bait status through light propagation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual inspection interval for individual bait stations is increased to mitigate termite consumption of monitoring bait, then maintenance cost increases and system efficiency reduces

Engineering Contradiction:
Improvedetection reliabilityVSAvoidsystem efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The bait station system performs self-detection through automated optical sensing that monitors bait consumption without requiring manual inspection. The light conductive assembly and photodetector automatically detect termite activity by measuring changes in light transmission through the bait material, enabling the system to self-monitor and alert technicians only when termite presence is detected.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical inspection with an optical detection system. A light source illuminates the bait material, and a photodetector measures light transmission properties. When termites consume the bait, the optical properties change, automatically triggering detection without human intervention.

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

2Object-affected harmful factors

If spatial region height is increased to discourage mud tube construction, then termite access to bait may be restricted

Engineering Contradiction:
Improvemud tube constructionVSAvoidbait accessibility
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The spatial region incorporates localized quality variations including a lower portion with greater height that allows termite access and upper portions with reduced height that discourage mud tube construction. The bait material itself has localized properties - it is consumable in the lower accessible region but becomes optically detectable when consumed, creating different functional zones within the same structure.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent solves the height contradiction by transitioning to optical detection in a different dimension. Rather than relying solely on physical height restrictions, the system uses light transmission properties through the bait material to detect consumption, allowing the spatial region to be optimized for both accessibility and mud tube prevention simultaneously.

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

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

Enhances the detection of termite activity by facilitating observation of bait consumption or displacement, reducing costs and improving colony elimination efficiency.

Implementation Method 1

utilizing a light conductive assembly with a spatial region to detect changes in bait status through light propagation

Methodology Applied
Scientific EffectLight propagation: Light

Data Source

PatentUS8258966B2Pest detector
Publication Date: 2012.09.04 SYNGENTA CROP PROTECTION INC
  • US8258966B2 patent drawing
  • US8258966B2 patent drawing
  • US8258966B2 patent drawing

AI summary

A device and related method for monitoring, detecting and/or controlling pests such as rodents and insects, including termites, are disclosed which comprises: (a) encouraging a first characteristic behavior by the pests that is indicative of the presence of one or more of the pests; (b) discouraging a second characteristic behavior by the pests that at least partially interferes with detection of the first characteristic behavior; and (c) observing, detecting or sensing an occurrence of the first characteristic behavior by one or more of the pests. In one embodiment, the device comprises at least one photonic device; a light conductive assembly in optical association with the at least one photonic device, the assembly comprising first and second spaced apart components having first and second opposed light transmitting surfaces forming between them a spatial region adapted to contain a pest bait member comprised of one or more materials susceptible to consumption or displacement by the pests.