Golf Training Aid Blade Geometry for Grass Cutting Motion

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Solution Overview

Problem

Existing golf training aids fail to accurately simulate the motion, weight, and center of mass of a golf club, and lack real-time feedback, making it difficult for beginners to master the golf swing effectively.

Innovation Solution

A golf training aid with a club shaft and a blade portion that mimics the design, weight, and center of mass of a golf club, featuring tapered edges for cutting grass and providing visual feedback through the removal of leaves, allowing users to practice a natural grass cutting motion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If existing golf training aids (grass whips, weighted whips) are used, then the training aid is simple and inexpensive, but it fails to accurately simulate the motion, weight, and center of mass of a golf club

Engineering Contradiction:
Improveaccuracy of simulating golf club characteristicsVSAvoidcomplexity of training aid design
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The training aid copies the essential characteristics of a golf club including weight distribution, center of mass location, and blade geometry. The blade portion is specifically designed with tapered edges and dimensions that replicate a golf club's cutting characteristics, while the shaft includes weight features that match a golf club's balance profile.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The invention adjusts critical parameters including the center of mass position, blade dimensions, weight distribution, and tapered edge angles to accurately replicate golf club characteristics. These parameter changes enable the training aid to simulate proper golf swing motion while maintaining simplicity in overall design.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If traditional training programs are used, then the program structure is simple, but it provides overwhelming instructions to beginners and lacks attention to individual differences

Engineering Contradiction:
Improveease of following training instructionsVSAvoidinformation overload for beginners
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The training aid enables self-service learning by allowing beginners to naturally discover proper swing mechanics through the grass-cutting action. The visual feedback from cutting grass provides intuitive guidance without requiring complex instructions, letting users learn through natural body movements and immediate visual results.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The training aid incorporates real-time visual feedback through the grass-cutting action, where users can immediately see the result of their swing quality. This feedback mechanism simplifies instruction by replacing complex verbal guidance with intuitive visual outcomes that naturally correct swing flaws.

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If grass whips with wooden grip and larger diameter are used, then the training aid is simple in design, but it significantly differs from a golf club and impacts mastery of golf swing

Engineering Contradiction:
Improveaccuracy of mimicking golf club designVSAvoidease of manufacturing training aid
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The training aid applies local quality changes by providing a detailed replica of the golf club blade portion with specific tapered edges and dimensions, while keeping the overall design simple. The blade portion locally replicates the golf club's cutting characteristics without requiring the entire aid to be complex.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10500468B1Golf training aid simulating a grass cutting motion
Publication Date: 2019.12.10 CURRIER EDWARD A
  • US10500468B1 patent drawing
  • US10500468B1 patent drawing
  • US10500468B1 patent drawing

AI summary

A golf training aid simulating a grass whip consists of a club shaft, a neck portion, and a blade portion. The blade portion is connected to the club shaft via the neck portion. The club shaft replicates the shaft of a golf club. The blade portion replicates the club head of a golf club. The weight for the blade portion is specifically selected so that the wrists of the user adjusts along with the swing. Moreover, the shape of the blade portion is specifically shaped to minimize air resistance. The shape of the blade portion also helps the blade portion to smoothly cut through grass. Since the apparatus helps the user practice on striking grass during a swing, when a golf club is used with a golf ball, the user can accurately strike the ball at an optimal contact point.