Jig Head Tinsel Integration Through Temperature-Controlled Molding

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Solution Overview

Problem

The incorporation of synthetic materials like tinsel and mylar into jig heads during the molding process is challenging due to their low melting points, requiring post-production attachment, which increases production time and risks detachment.

Innovation Solution

A method for integrating tinsel into the jig body by using molds with flashing channels and controlling the temperature of the lead or lead alloy to prevent melting, and using metal powder/epoxy composites to embed tinsel within the jig head, ensuring the tinsel maintains flexibility and attractiveness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If tinsel and mylar are incorporated into jig heads during the molding process, then production time is reduced and durability is improved, but the synthetic materials melt due to high molding temperatures

Engineering Contradiction:
Improveproduction timeVSAvoidmaterial integrity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent changes the temperature parameter of the molding process to match the melting point of the synthetic materials (tinsel and mylar). By controlling the molding temperature to be at or below the melting point of these materials, the patent enables their incorporation into jig heads during the molding process without melting or deforming them, thus reducing production time while maintaining material integrity

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses composite materials by combining synthetic materials (tinsel and mylar) with traditional molding materials (lead or tungsten). This composite approach allows the jig head to incorporate both the weight-providing metal and the fish-attracting synthetic materials in a single molding process, improving both productivity and durability

Inventive Principle:
Principle #40Composite materials

2Reliability

If tinsel and mylar are attached to the jig body after production, then material integrity is maintained, but production time increases and detachment risk increases

Engineering Contradiction:
Improvematerial integrityVSAvoidproduction time
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent merges the molding of the jig head body with the incorporation of tinsel and mylar into a single integrated process. By combining these previously separate operations (molding followed by post-attachment) into one simultaneous process, the patent eliminates the additional production time and reduces detachment risk while maintaining material integrity through proper temperature control

Inventive Principle:
Principle #5Merging (Combining)

3Strength

If high melting point metals like lead and tungsten are used for jig heads, then weight and durability are improved, but incorporation of dress materials becomes difficult due to high molding temperatures

Engineering Contradiction:
ImprovedurabilityVSAvoidincorporation of dress materials
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The patent changes the temperature parameter during the molding process to be compatible with heat-sensitive dress materials like tinsel and mylar. By carefully controlling the molding temperature to match or be slightly above the melting point of these synthetic materials (rather than using the much higher temperatures required for lead and tungsten), the patent enables easy incorporation of dress materials while still using high-density metals for the jig head body

Inventive Principle:
Principle #35Parameter changes

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

The solution allows for durable, attractive jig heads with embedded tinsel that mimic aquatic prey movements effectively, reducing production time and enhancing fish attraction.

Implementation Method 1

controlling the temperature of the lead or lead alloy to prevent melting

Methodology Applied
Scientific EffectMelting: Melting

Implementation Method 2

controlling the temperature of the lead or lead alloy to prevent melting

Methodology Applied
Scientific EffectThermal control: Heating

Implementation Method 3

using metal powder/epoxy composites to embed tinsel within the jig head

Methodology Applied
Scientific EffectComposite materials: Composite Materials

Data Source

PatentUS12433272B2Method for making a jig head having tinsel incorporated therein
Publication Date: 2025.10.07 FLASHIN ASSASSIN FISHING LURES LLC
  • US12433272B2 patent drawing
  • US12433272B2 patent drawing
  • US12433272B2 patent drawing

AI summary

A jig head having tinsel incorporated therein and a method for producing the same are provided. The jig head comprises a jig body, hook, and tinsel. A portion of the hook is secured within the jig body to prevent removal of the hook. A portion of the tinsel is also contained within said jig body and projected out of said jig body at the hook end. The tinsel is angled out of the jig to clear a soft bait secured to the hook, allowing the tinsel to move in a desired fashion as the jig head moves through water. Body material is kept within a specific temperature range to ensure that the tinsel does not melt as the jig body is molded. A paint layer and adhesive layer are further applied to increase durability of the tinsel at the point in which it is secured to the jig body.