Hay Net Strap System for Secure Horse Feeding

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Solution Overview

Problem

Existing hay nets are cumbersome to handle due to their weight and shape when full, and the knotting system used to suspend them can be unreliable, posing a risk of entanglement and injury to horses.

Innovation Solution

A hay net with a mesh body, a securing member, and a variable-length elastic strap that engages at two positions to secure the net to a support structure, featuring a fastening element and guide formation with loops, and a toggle mechanism to prevent movement, allowing for easy handling and secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a standard rope or cord knotting system is used to suspend the hay net, then the net can be attached to a support structure, but the knot may come undone as the horse tugs on the net, causing the net to hang down close to the ground or fall, creating a risk of entanglement and injury

Engineering Contradiction:
Improveattachment reliabilityVSAvoidentanglement risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the traditional mechanical knotting system with a plastic buckle fastening system. The buckle includes a body with a gate that can be inserted and locked onto a strap, providing a more reliable attachment that cannot easily come undone compared to knots. This substitution eliminates the risk of knot failure while maintaining the ability to securely attach the net to the support structure.

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

Solution Approach 2:

The patent changes the attachment mechanism from a friction-based knot to a positive-locking buckle system. The buckle's gate engages with the strap in a way that provides mechanical interlocking, changing the attachment parameter from dependent on knot-tying skill and friction to dependent on the buckle's geometric engagement, which is more reliable and less prone to failure under load.

Inventive Principle:
Principle #35Parameter changes

2Object-affected harmful factors

If the hay net is hung a significant distance above ground level to prevent horse entanglement, then safety is improved, but the net becomes harder to lift and position when full of heavy hay

Engineering Contradiction:
Improveentanglement riskVSAvoidhandling ease
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent segments the attachment system into multiple components: a plastic buckle, a strap, and connection points on the net. This segmentation allows the heavy net to be attached to the strap at multiple points, distributing the weight and making it easier to lift and position. The modular design enables easier handling compared to a single-point attachment.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If a quick release knot is used to allow easy untying, then ease of operation is improved, but the knot can come undone as the horse tugs on the net during feeding

Engineering Contradiction:
Improverelease easeVSAvoidattachment reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces the quick release knot mechanism with a plastic buckle that features a gate for easy opening. The buckle provides both the reliability of a secure lock during feeding and the ease of operation for release, eliminating the compromise that exists with quick release knots. The mechanical design of the buckle inherently prevents accidental opening while allowing intentional release.

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

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 simplifies the handling and secure attachment of the hay net, reducing the risk of entanglement and injury by providing a reliable and easy-to-use strap system that maintains the net's position without requiring knots, making it safer and more convenient to use.

Implementation Method 1

a variable length elastic strap securing the net to a support structure

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11957112B2Hay net
Publication Date: 2024.04.16 BUTT JANE
  • US11957112B2 patent drawing
  • US11957112B2 patent drawing
  • US11957112B2 patent drawing

AI summary

Example hay nets for providing hay to horses are disclosed. A disclosed example hay net includes a mesh body forming a bag, having a securing member at a first position relative to the body of the net, a mouth formed at a second position relative to the body of the net, the first position being spaced from the second position, and a strap engaging the net adjacent the first position to secure the strap relative to the body of the net adjacent the first position, and engaging the net adjacent the second position to secure the strap relative to the body of the net adjacent the second position, wherein the length of the strap between the first and second positions is variable whilst maintaining engagement between the strap and the net adjacent both the first and second positions.