Knotless Securing Apparatus With Diverging Rings

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Solution Overview

Problem

Conventional knots used to secure objects to a fixed member become difficult or impossible to untie under tension, posing a risk to animals like horses that may panic and pull against the knot, potentially causing harm.

Innovation Solution

A knotless securing apparatus featuring a central support member with diverging receiving rings that allow a rope to be secured without knotting, enabling easy release under tension by sliding the rope through the rings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional knots are used to secure objects under load, then the securing relationship is maintained, but the knot becomes difficult or impossible to untie under tension

Engineering Contradiction:
Improvesecuring relationshipVSAvoiduntie ability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent removes the knot entirely from the securing system and replaces it with a knotless apparatus consisting of a body with multiple rings and a rope passing through them. This extraction of the knot eliminates the problem of knots becoming impossible to untie under tension, while maintaining securing reliability through the mechanical advantage system of rings and rope positioning.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The apparatus allows dynamic adjustment of the rope position through the rings, enabling the system to adapt to tension forces. The rope can slide through the rings to adjust positioning while maintaining security, and can be quickly released by pulling the end of the rope, providing both reliability under load and ease of release when needed.

Inventive Principle:
Principle #15Dynamics

2Reliability

If a horse is tied to a fixed object with a knot, then the horse is secured, but the knot may cause harm to the horse or break under panic-induced tension

Engineering Contradiction:
Improvesecuring relationshipVSAvoidharm to horse
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The apparatus design anticipates panic-induced tension forces by providing a mechanical system that can absorb and distribute these forces through the ring structure and rope configuration. The system prevents harmful concentration of force at a single knot point, reducing the risk of rope failure or injury to the horse during sudden tension events.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Solution Approach 2:

The apparatus acts as an intermediary between the horse and the fixed object, replacing the direct knot connection with a multi-ring system that mediates the force transmission. This intermediary structure distributes forces more evenly and provides a safer interaction interface that reduces harm potential while maintaining securing reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If knots are used to secure loads, then the load is held firmly, but the securing hardware may break under excessive tension

Engineering Contradiction:
Improveload holdingVSAvoidhardware durability
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The apparatus segments the securing function into multiple rings positioned at different locations on the body, rather than relying on a single knot point. This segmentation distributes the mechanical stress across multiple contact points with the rope, reducing the force concentration that would otherwise break the hardware under excessive tension, while maintaining firm load holding capability.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10495181B2Knotless securing apparatus and methods for using same
Publication Date: 2019.12.03 STEPHENS ROD D
  • US10495181B2 patent drawing
  • US10495181B2 patent drawing
  • US10495181B2 patent drawing

AI summary

Knotless securing apparatuses includes a central support member having a first end portion and a second opposing end portion. A first receiving ring and a second receiving ring each extend from the first end portion of the central support member, and diverge away from each other. A third receiving ring extends away from the second opposing end portion. The apparatus may form a “Y” shape. Methods of using such apparatuses include passing a bight of a rope through the third receiving ring and over the second receiving ring to rest over the first end portion of the central support member between the first and second receiving rings. A working part of the rope is passed between a standing part of the rope and the third receiving ring, over the second receiving ring, and over the bight that is resting over the end portion of the central support member.