Live Catch Rodent Trap With Remote Release Latch

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Solution Overview

Problem

Existing live catch rodent traps require users to be in close proximity to the captured rodent during release, making the process cumbersome and unsafe, and the lid or doors can be difficult to reattach correctly or may be lost.

Innovation Solution

A live catch rodent trap with a housing, an entry door, a release door, and a latch assembly that allows remote actuation of the release door using an actuator, enabling the user to remain at a safe distance and facilitating easy, one-directional release.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the lid or door is completely detachable for easy removal, then ease of operation is improved, but reliability deteriorates due to risk of loss or misplacement

Engineering Contradiction:
Improveease of lid removalVSAvoidrisk of lid loss
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The lid is designed to nest within the housing structure when removed, with a recess in the housing that receives and retains the lid. This nesting arrangement allows the lid to be easily removed for cleaning and inspection while preventing complete detachment and loss, as the lid fits into a dedicated recess space on the housing.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If the user must be in close proximity to operate the trap, then ease of operation is improved, but safety deteriorates due to exposure to captured rodent

Engineering Contradiction:
Improveease of rodent releaseVSAvoiduser exposure to rodent
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

A release mechanism with a actuating element serves as an intermediary between the user and the captured rodent. The user can operate the release mechanism from a distance by manipulating the actuating element, which then triggers the door opening sequence. This intermediary mechanism allows the user to release the rodent without needing to be in close proximity, thereby reducing exposure to potential harm while maintaining ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12610938B2Live catch rodent trap
Publication Date: 2026.04.28 WOODSTREAM CORP
  • US12610938B2 patent drawing
  • US12610938B2 patent drawing
  • US12610938B2 patent drawing

AI summary

A live catch rodent trap comprises a housing, an entry door, a release or exit door, and a latch assembly. The housing defines a first or entry opening, and a second or release opening. The entry door selectively covers the first opening, enabling a rodent to enter an interior of the trap and to be captured therewithin. The release door is pivotally attached to the housing. The release door is, in response to actuation by a user, movable between a closed position covering the second opening, and a release position at least partially uncovering the second opening and permitting a rodent to exit the interior of the trap. The latch assembly selectively secures the release door in the closed position, and includes an actuator adapted to be engaged or biased by a user for releasing the latch assembly from a latched state.