Sensor-Equipped Safety Spur for Rider Posture Warning

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Solution Overview

Problem

Existing safety stirrups primarily focus on releasing the rider's foot from the stirrup after being thrown, but fail to prevent the accident of being thrown from the horse in the first place by not warning the rider of poor posture, which increases the risk of falling and getting caught in the stirrup.

Innovation Solution

A sensor-equipped spur that detects when the rider's heels are higher than their toes, transmitting a warning to a radio receiver to prompt the rider to adjust their foot position, reducing the likelihood of falling and getting caught in the stirrup.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a safety stirrup is designed to release the rider's foot automatically, then the rider's safety is improved after being thrown, but the device cannot prevent the accident of being thrown from the horse in the first place

Engineering Contradiction:
Improvesafety protection after being thrownVSAvoidability to prevent accidents
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The sensor detects poor foot position (heels higher than toes) before the rider is thrown, and the radio transmitter sends a warning signal in advance. This preliminary detection and warning allows the rider to correct their posture before the accident occurs, rather than merely responding after being thrown.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors the rider's foot position using the sensor and provides real-time feedback through the radio transmitter when improper posture is detected. This feedback loop enables the rider to adjust their position based on the warning signal, preventing the accident before it happens.

Inventive Principle:
Principle #23Feedback

2Device complexity

If the rider's foot position is not monitored, then the device complexity is reduced, but the rider cannot be warned of poor posture that increases accident risk

Engineering Contradiction:
Improvesimplicity of stirrup designVSAvoidlack of posture warning information
Core Design Contradiction:
Device complexityVSLoss of information

Solution Approach 1:

The patent replaces complex mechanical monitoring systems with electronic sensors and radio transmitters. The sensor electronically detects foot position and the transmitter wirelessly communicates warnings, substituting mechanical complexity with electronic information processing.

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

Solution Approach 2:

The sensor and radio transmitter act as intermediaries between the rider's foot position and the rider's awareness. Instead of directly mechanical interaction, the electronic intermediary detects and communicates posture information, enabling warning without direct mechanical complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 prevents accidents by warning the rider of poor posture, allowing adjustments to maintain proper foot position, thereby reducing the risk of being thrown from the horse and minimizing the risk of the foot getting caught in the stirrup.

Implementation Method 1

The sensor (5) to detect the position of the rider's leg

Methodology Applied
Scientific EffectTilt sensing: Accelerometer

Data Source

PatentUS9445648B2Safety spur
Publication Date: 2016.09.20 PHILLIPS KATHY
  • US9445648B2 patent drawing
  • US9445648B2 patent drawing
  • US9445648B2 patent drawing

AI summary

This invention provides a safety spur which provides the rider a warning of a potentially dangerous foot position while riding a horse. The spur has a tilt sensor, a radio transmitter, and a radio receiver. Optionally, a 3 axis gyroscope may be used in place of a tilt sensor.