Fishing Lure Line Attachment System With Threaded Fastening

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Solution Overview

Problem

Current fishing lures require complex knot-tying for line attachment, are prone to snagging in vegetation and debris, and can lead to deep hooking of fish, making retrieval and hook removal difficult, especially for inexperienced anglers or in challenging conditions.

Innovation Solution

A fishing lure with a line attachment structure featuring a cylindrical neck with external screw threads and a head with internal threads, allowing quick and secure line attachment without knots, combined with a weed guard and bite depth control to prevent snagging and deep hooking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional knot-tying methods are used to attach fishing line to lure, then the attachment can be made with simple structures, but the process becomes time-consuming and complex for inexperienced users

Engineering Contradiction:
Improveease of line attachmentVSAvoidtime to attach line
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent replaces the manual knot-tying mechanical system with a screw-threaded mechanical fastening system. The lure body includes threaded bores that receive and secure the fishing line through rotation, eliminating the need for complex knot-tying techniques while providing a more intuitive and faster attachment method suitable for users of all skill levels.

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

2Reliability

If traditional eyelet attachments are used, then the structure remains simple, but the attachment reliability is low and lines may break or untie

Engineering Contradiction:
Improveattachment securityVSAvoidattachment structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the passive eyelet attachment system with an active threaded fastening system. The threaded bores in the lure body engage with the fishing line through rotational motion, creating a mechanically interlocked connection that significantly improves attachment security and prevents line breakage or unintended untying.

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

Solution Approach 2:

The lure body is pre-configured with threaded bores during manufacturing, eliminating the need for users to create attachment points. This preliminary preparation ensures consistent, reliable attachment geometry while maintaining structural simplicity, as the threading is integrated into the lure body design rather than requiring separate components.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If hooks are exposed without protection, then the hook can easily catch fish, but the hook may snag on vegetation and debris causing lure loss

Engineering Contradiction:
Improvehook effectivenessVSAvoidsnagging hazard
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent segments the lure system into functional zones: the hook remains exposed and accessible for catching fish, while the retrieval path through vegetation and debris is protected by the lure body's geometry and optional deflection guards. This segmentation allows the hook to maintain its catching effectiveness while isolating it from snagging hazards during retrieval.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The lure body acts as an intermediary between the hook and the external environment (vegetation, debris). It provides a protected passage for the line and hook, deflecting away obstacles while allowing the hook to perform its function. Optional deflection guards serve as additional intermediary elements that actively redirect vegetation and debris away from the hook path.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Reliability

If fish can swallow hooks deeply, then the hook may secure the catch, but hook removal becomes difficult and harmful to the fish

Engineering Contradiction:
Improvecatch securityVSAvoiddamage to fish
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The lure body with its threaded attachment system and geometric configuration performs preliminary action by controlling the hook's entry path and depth. The structured passage through the lure body guides the hook to engage fish at optimal depths, preventing excessive penetration that would make removal difficult or harmful, while still securing the catch effectively.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11779001B2Fishing lure line attachment system
Publication Date: 2023.10.10 FOX WILLIAM
  • US11779001B2 patent drawing
  • US11779001B2 patent drawing
  • US11779001B2 patent drawing

AI summary

A fishing lure is disclosed herein with a fishing line attachment structure comprising a hook structure, and a body structure mounted on the hook structure. The body structure has a body, a threaded neck having a cylindrical portion defining a first connector, and a head defining a second connector. The head and neck define the attachment structure. The neck includes a port for receiving the fishing line and external circumferential screw threads. The head having an aperture and internal screw threads. The fishing line is adapted to pass through the aperture of the head and the port of the neck and rest on a gripping surface from where the neck integrally mounted to the body, and the head is screwed over the neck while clenching the fishing line between the gripping surface of the body and the head. The fishing lure further comprises a weed guard and bite depth control.