Vane-Driven Fish Lure Hook Structure for Weedless Strikes

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Solution Overview

Problem

Existing spinner-type fish lures, such as safety pin lures, face issues where fish may strike at the overhead arm instead of the hook, leading to missed catches, and they are not effective in heavily weeded environments due to snagging on submerged obstacles and weeds.

Innovation Solution

A fish lure component with a hook portion having opposing hook members and a vane structure that rotates, transferring rotational motion to the hook portion, allowing it to switch between closed and open configurations for improved hook exposure during strikes and reduced snagging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single hook at the base of the lure is used, then the lure structure is simple, but fish may strike at the blades instead of the hook, resulting in missed catches

Engineering Contradiction:
Improvelure structureVSAvoidcatch effectiveness
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The single hook at the base is divided into multiple hook members (first hook member and second hook member) positioned at different locations on the lure. This segmentation ensures that if fish strike the blades or any part of the lure, at least one hook is positioned to make contact with the fish, improving catch effectiveness while maintaining reasonable structural complexity.

Inventive Principle:
Principle #1Segmentation

2Reliability

If an overhead arm is added to protect the hook, then snagging on obstacles is reduced, but the lure becomes more complex and may still snag on weeds in heavily weeded environments

Engineering Contradiction:
Improvehook protectionVSAvoidlure structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The hook members are made pivotable relative to the lure body through pivot pins, allowing them to dynamically adjust their position. When encountering weeds or obstacles, the hook members can pivot to minimize contact, reducing snagging probability. This dynamic capability provides effective protection without requiring a complex fixed overhead arm structure.

Inventive Principle:
Principle #15Dynamics

3Reliability

If hook members are positioned to maximize exposure, then strike probability increases, but snagging on weeds and submerged obstacles increases

Engineering Contradiction:
Improvestrike probabilityVSAvoidsnagging
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The hook members are designed to pivot about pivot pins, allowing them to dynamically adjust their exposure level. During normal retrieval, hooks remain exposed to maximize strike probability. When encountering weeds or obstacles, the hooks can pivot to a more protected position, minimizing snagging while maintaining strike effectiveness in clear water environments.

Inventive Principle:
Principle #15Dynamics

4Object-affected harmful factors

If the lure is designed to be weedless with hooks protected, then snagging is minimized, but hook exposure during fish strikes is reduced

Engineering Contradiction:
ImprovesnaggingVSAvoidhook exposure
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The pivotable hook members allow the lure to adapt its configuration based on environmental conditions. In heavily weeded areas, hooks pivot to a protected position minimizing snagging. In clearer environments or during fish strikes, hooks can be positioned more exposed to maximize strike probability, thus resolving the contradiction between weedless operation and hook exposure.

Inventive Principle:
Principle #15Dynamics

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 likelihood of hooking fish by ensuring both hooks are exposed during strikes and minimizes snagging on weeds and submerged obstacles, providing a 'weedless' and 'snagless' fishing experience.

Implementation Method 1

a vane structure configured to rotate about an axis thereof during movement of the vane structure through a body of water and along a direction that is generally aligned with the axis; wherein the vane structure communicates with the hook portion such that rotational motion of the vane structure is at least partially transferred to the hook portion

Methodology Applied
Scientific EffectRotational motion transfer:

Implementation Method 2

a biasing member for normally biasing the hook portion in a closed configuration

Methodology Applied
Scientific EffectMechanical biasing: Spring

Implementation Method 3

the vane structure communicates with the hook portion such that rotational motion of the vane structure is at least partially transferred to the hook portion

Methodology Applied
Scientific EffectRotational motion transfer:

Data Source

PatentUS12458006B2Fish lure component
Publication Date: 2025.11.04 AI TACKLE INC
  • US12458006B2 patent drawing
  • US12458006B2 patent drawing
  • US12458006B2 patent drawing

AI summary

A fish lure component includes a hook portion having first and second hook members disposed in an opposing arrangement. A biasing member for normally biasing the hook portion in a closed configuration is disposed between the first and second hook members. A vane structure is provided to cause the fish lure component to rotate about an axis thereof during movement through a body of water and along a direction that is generally aligned with the axis. The hook portion is operable between the closed configuration and an open configuration in response to a fish strike on the hook portion.