Golf Swing Back-Angle Training with Mechanical Tactile Feedback

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Solution Overview

Problem

Existing golf swing training devices lack tactile feedback regarding the spine angle relative to the feet during a golf swing.

Innovation Solution

A golf swing training device comprising a belt with a shaft aligned with the user's spine, extending to the feet, and a band that provides tactile feedback by maintaining tension when the user is in a proper address position, ensuring the correct back angle is maintained.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a golf swing training device provides visual or auditory feedback, then the user can understand swing mechanics, but the user lacks tactile feedback regarding spine angle relative to the feet

Engineering Contradiction:
Improvetactile feedback informationVSAvoiddevice structure
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

A band is introduced as an intermediary element between the shaft and the user's feet. This band transmits tactile feedback forces directly to the user's feet, providing sensory information about spine angle changes without requiring complex electronic sensors or processors. The band acts as a mechanical mediator that converts positional changes into tactile sensations.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces potential electronic feedback systems with a purely mechanical solution. The shaft, belt, and band work together as a mechanical linkage system that automatically provides tactile feedback through physical tension and force transmission, eliminating the need for motors, sensors, or electronic controls.

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

2Force

If the band is made taut to provide strong tactile feedback, then feedback intensity increases, but the device becomes less comfortable and more restrictive

Engineering Contradiction:
Improvetactile feedback forceVSAvoiduser comfort
Core Design Contradiction:
ForceVSEase of operation

Solution Approach 1:

The band is designed with dynamic tension characteristics that adapt to the user's movements. The band maintains appropriate tension during the swing arc to provide feedback, but allows relaxation when the user is in the correct position or during non-swing movements. This dynamic behavior ensures comfort while maintaining feedback effectiveness.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The tension parameter of the band is optimized to provide sufficient tactile feedback force while remaining comfortable. The band's tension can be adjusted or designed to change based on the swing phase, providing stronger feedback when needed and reducing restriction during proper form maintenance.

Inventive Principle:
Principle #35Parameter changes

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 provides tactile feedback to help users maintain the desired back angle during their swing, enhancing training effectiveness by adjusting the tension to correct undesired changes.

Implementation Method 1

A band is coupled to the shaft and the feet of the user such that the band is taut when the user is in a proper address position for striking a golf ball

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12350567B1Golf swing back angle training device
Publication Date: 2025.07.08 TOOTLE ROD
  • US12350567B1 patent drawing
  • US12350567B1 patent drawing
  • US12350567B1 patent drawing

AI summary

A golf swing back angle training device provides tactile feedback when an undesired change in back angle occurs during a golf swing. The device includes a belt for extending around a waist of a user. A shaft coupled to the belt is positioned in alignment with a spine of the user and extends downwardly towards feet of the user such that a bottom end of the shaft moves away from the feet as the user bends forwardly. A 10 band is coupled to the shaft and the feet of the user such that the band is taut when the user is in a proper address position for striking a golf ball.