Rodent Bait Station With Retractable Line For Secure Poison Placement

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Solution Overview

Problem

Existing poison bait stations are complex, difficult to secure, and allow access to poison by non-targeted species, rendering them ineffective.

Innovation Solution

A poison bait station with an elongated tubular housing and bait station line that securely attaches poison bait and can be easily set up by extending the bait station line through a rodent entrance and retracting it within the housing, with a structure attachment feature to secure the device to a local environment, ensuring safe and secure bait placement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If complex bait station designs with multiple components are used, then poison containment is improved, but device complexity and difficulty to secure increase

Engineering Contradiction:
Improvepoison containmentVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The bait station is divided into distinct functional segments: an elongated tubular housing for containment, a separate bait station line for bait delivery, and a distinct structure attachment feature for securing. This segmentation allows each component to perform its specific function effectively while simplifying the overall assembly and installation process.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bait delivery mechanism is extracted as a separate removable bait station line that can be independently handled and installed. This extraction allows the bait to be securely contained within the housing while providing easy access for bait replacement without compromising the containment structure.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If traditional bait stations are used, then poison bait can be placed, but access by non-targeted species is not prevented

Engineering Contradiction:
Improvebait placementVSAvoidaccess by non-targeted species
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The bait station line features localized quality variations: it remains retracted and concealed within the housing to prevent access by non-targeted species, while extending through the rodent entrance to provide accessible bait for target rodents. This local differentiation in bait accessibility effectively discriminates between target and non-target species.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The elongated tubular housing serves as an intermediary structure that mediates between the poison bait and potential consumers. It provides a controlled interface where only rodents with access to the specific rodent entrance can reach the bait, while other species are blocked by the housing design.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If bait stations are designed to be tamper-resistant, then poison safety is improved, but ease of setup and bait replacement decreases

Engineering Contradiction:
Improvetamper-resistanceVSAvoidease of setup
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The bait station line is designed as a dynamic component that can be easily extended and retracted within the housing. This dynamic design allows for simple setup and maintenance operations while the housing itself remains a static, tamper-resistant structure that protects the poison bait.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The structure attachment feature is pre-configured on the bait station line, allowing for preliminary securing of the device to the structure before bait installation. This preliminary action simplifies the overall setup process while maintaining the tamper-resistant properties of the housing.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11737448B1Poison bait station device and associated methods
Publication Date: 2023.08.29 ROGERS RICHARD JESS
  • US11737448B1 patent drawing

AI summary

The poison bait station device is for elimination of rodents such as mice. The device includes an elongated tubular housing having a rodent entrance at one end and an end wall at an opposite end thereof, with a through-hole in the end wall. A bait station line (e.g. wire or cable) extends through the through-hole and includes a bait attachment feature at a first end thereof configured to be extended out through the rodent entrance for attaching poison bait thereto, and configured to be retracted within the elongated tubular housing for safely setting the poison bait therein. A structure attachment feature is at an opposite end of the bait station line and is configured to be securely attached to a structure in a local environment.