Split Bobber and Snap-On Bead for Quick Line Changes

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Solution Overview

Problem

Existing fishing terminal tackle components, such as bobbers and beads, are difficult to attach and detach without cutting the fishing line, limiting versatility and convenience.

Innovation Solution

A split bobber and snap-on bead system that allows for easy attachment and detachment to the fishing line without cutting, featuring a split design with slip and grip configurations and a snap-on mechanism for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional terminal tackle components are attached by threading the fishing line through the component and tying a knot, then the attachment is secure and reliable, but the process is time-consuming and requires cutting the line to remove components

Engineering Contradiction:
Improveease of attachment and detachmentVSAvoidtime required for attachment and detachment
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The bobber is divided into two separate halves that can be opened and closed around the fishing line. This segmentation allows the component to be quickly attached and detached without threading or knotting, resolving the contradiction by enabling rapid operation while maintaining secure attachment through the夹持 mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bobber design incorporates a dynamic opening and closing mechanism that transitions from a closed state (for secure attachment) to an open state (for quick removal). This dynamic capability allows the same component to provide both secure holding and easy detachment, eliminating the need to cut the line.

Inventive Principle:
Principle #15Dynamics

2Reliability

If terminal tackle components are designed for secure attachment to the fishing line, then reliability is improved, but versatility and convenience are reduced due to inability to easily remove and reattach

Engineering Contradiction:
Improveattachment securityVSAvoidrepeated attachment and removal capability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

By splitting the bobber into two halves that can open and close around the line, the design achieves both secure attachment (when closed) and repeated removal/reattachment (when opened). This segmentation resolves the contradiction between reliability and versatility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design allows the bobber to be easily removed and reused on different fishing lines or configurations. The recoverable nature of the component, enabled by the opening mechanism, provides versatility while maintaining secure attachment when needed.

Inventive Principle:
Principle #34Discarding and recovering

3Strength

If the bobber is designed as a single solid piece for structural integrity, then strength is improved, but ease of attachment and detachment is worsened

Engineering Contradiction:
Improvestructural integrityVSAvoidattachment and detachment convenience
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The bobber is segmented into two halves that connect through a snap-fit or clip mechanism. This segmentation enables easy opening for attachment/removal while the connection mechanism maintains structural integrity when closed, resolving the contradiction between strength and ease of operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bobber transitions from a static solid structure to a dynamic structure that can open and close. When closed, it provides structural integrity similar to a solid piece; when opened, it allows easy operation for attachment and detachment.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12538911B2Split bobber and snap-on bead terminal tackle system
Publication Date: 2026.02.03 BETTS TACKLE
  • US12538911B2 patent drawing
  • US12538911B2 patent drawing
  • US12538911B2 patent drawing

AI summary

Systems and methods for a terminal tackle system with a bobber and bead. The bobber includes a grip portion with a grip housing and grip insert and a slip portion with a slip housing and slip insert. The grip insert includes a grip channel, an insert aperture, a tab, and a first groove. The slip insert includes a slip channel, an insert peg, an upper snap fit recess, and a first tongue. The insert peg includes a vertical quadrant channel and a horizontal quadrant channel that separate the insert peg into four quadrants. The bead includes a longitudinal channel, an upper notch, a lower notch, and an insertion channel. The upper notch and lower notch are wedge shaped and in communication with the longitudinal channel, with the outer end of each wider than its inner end. The insertion channel is positioned vertically between the upper notch and the lower notch.