Front-Leg Leash Cuff for Gentle Dog Pulling Control

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Solution Overview

Problem

Conventional dog training devices require excessive force and can cause discomfort, and are often limited to specific collars or leashes, lacking versatility.

Innovation Solution

A strap attachable to a dog's front leg with a guide that allows the leash to pass through, detachable via a hook and loop fastener or other mechanisms, ensuring the leash remains connected to the collar when excessive force is applied, and optionally includes a protrusion or vibration mechanism to discourage pulling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional choke collars or muzzle collars are used, then dog training control is achieved, but excessive force is required and excessive discomfort is caused to the dog

Engineering Contradiction:
Improvetraining control effectivenessVSAvoiddiscomfort to dog
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a front-leg attachment device as an intermediary between the leash and the dog's body. This device redirects the leash attachment from the neck (collar) to the front leg, using the leg as a mediator to apply gentle guiding pressure rather than forceful restraint on the neck, thereby eliminating discomfort while maintaining training control.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If conventional training devices are used, then training control is achieved, but custom or specially designed leashes and collars are required

Engineering Contradiction:
Improvetraining control effectivenessVSAvoidcompatibility with conventional leashes and collars
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The front-leg attachment device is designed with universal compatibility, featuring a guide structure that accommodates various leash types and attachment mechanisms. The device can work with conventional collars and leashes without requiring custom modifications, making it adaptable to existing training equipment while maintaining effective control.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If the strap is securely attached to prevent detachment, then training control is maintained, but injury risk increases during sudden pulls

Engineering Contradiction:
Improvetraining control effectivenessVSAvoidinjury risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent incorporates a break-away mechanism in the strap attachment that is designed to detach under excessive force. This mechanism provides beforehand cushioning by allowing controlled detachment when sudden pulls or excessive force occur, preventing injury to the dog while maintaining secure attachment during normal training activities.

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

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 device effectively stops dogs from pulling by applying gentle pressure or vibration, preventing injury and allowing use with conventional leashes and collars, promoting comfortable and effective training.

Implementation Method 1

the strap can comprise a hook and loop fastener to facilitate said detachment from the leg of the pet

Methodology Applied
Scientific EffectHook and loop fastener mechanism: Velcro

Data Source

PatentUS20250374891A1Dog training device
Publication Date: 2025.12.11 KAMATH PRAKASH R
  • US20250374891A1 patent drawing
  • US20250374891A1 patent drawing
  • US20250374891A1 patent drawing

AI summary

Devices and system are provided that can not only stop a pet from pulling its owner, but to train a pet over time to not pull while being walked on a leash. In an exemplary implementation, a removable cuff can be wrapped around the leach and maintained a position on the leash such that a vibration system causing vibration sensation on exterior surface of the cuff within the armpit of the dog when the leash is pulled with sufficient force.