Golf Practice Tool Visual Marker for Center of Gravity Alignment

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Solution Overview

Problem

Golfers face difficulty in mastering the game due to the non-uniform structure of golf clubs, which affects balance and technique, leading to inconsistent shots, and existing golf practice tools with virtual shafts disrupt the weight balance and comfort, making them ineffective for improving technique.

Innovation Solution

A golf practice tool is designed to be attached to a golf club shaft with a fixing part and shaft part that points to the core of the club, allowing for proper stance and swing form development without altering the club's balance, featuring a pincer portion and bearing portion for secure attachment and adjustable length and thickness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a virtual shaft is attached to the golf club shaft to help golfers understand the center of gravity position, then the awareness of center of gravity is improved, but the weight balance of the golf club is disrupted and the swing comfort is reduced

Engineering Contradiction:
Improveawareness of center of gravityVSAvoidswing comfort
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent uses a visual marker (colored band or pattern) on the shaft that replicates the position of the center of gravity without adding physical mass. This visual copy allows golfers to see and align with the center of gravity location during the swing, providing the necessary information without disrupting the club's weight balance or swing comfort.

Inventive Principle:
Principle #26Copying

2Ease of operation

If practice is conducted without a virtual shaft attachment, then the golf club's original balance is maintained, but golfers lack visual guidance for proper stance and swing form

Engineering Contradiction:
Improveclub balanceVSAvoidvisual guidance for swing form
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The visual marker on the shaft creates a visual reference that copies the essential information needed for proper swing form (center of gravity position and shaft orientation) without physically altering the club. This allows golfers to receive visual guidance while maintaining the original club balance and swing characteristics.

Inventive Principle:
Principle #26Copying

3Manufacturing precision

If extensive practice time is spent at the golf course to master swing technique, then swing accuracy is improved, but the time and access requirements increase significantly

Engineering Contradiction:
Improveswing accuracyVSAvoidpractice time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The visual marker provides preliminary guidance on the correct swing form and shaft orientation before the actual swing execution. By having the center of gravity position visually marked on the shaft, golfers can pre-align their stance and swing path, reducing the trial-and-error time needed to develop proper technique and enabling more efficient practice sessions.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11975255B2Golf practice tool
Publication Date: 2024.05.07 INOUE SHIN
  • US11975255B2 patent drawing
  • US11975255B2 patent drawing
  • US11975255B2 patent drawing

AI summary

A golf practice device is disclosed to derive a proper stance and swing form of a golf club. The device to be installed on a shaft of a golf club with a club head, comprises a fixing part to be installed on the shaft and including a bearing part formed at a part thereof, and a shaft part to be fitted in the bearing part. In a state where a longitudinal direction of the shaft is horizontalized and a toe side of the club head is located on a ground side, the fixing part is installed at a center of gravity position of the entire golf club, on the shaft, and one end in an opposite side of the bearing part in the longitudinal direction, of the shaft part faces a vertical direction with respect to the longitudinal direction of the shaft to point a core of the golf club.