Golf Club Head Groove Inserts for Wear Management

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Solution Overview

Problem

Golf club grooves struggle to effectively manage debris and maintain consistent performance over time, as existing designs may not adequately address wear and tear, leading to reduced grip and inconsistent ball striking.

Innovation Solution

A golf club head design featuring channels with inserts that form grooves, where the inserts can be made of different materials than the club face, providing a secure friction fit or adhesive bonding, and can be replaced, allowing for customizable wear patterns and improved durability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional grooves are formed directly in the club face, then manufacturing is simple, but the grooves wear down over time reducing grip consistency

Engineering Contradiction:
Improvegrip consistencyVSAvoidgroove life
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The groove system is segmented into two independent parts: the groove channel formed in the club face and the separate insert placed within the channel. This segmentation allows the insert to be replaced when worn, extending the functional life of the groove system while maintaining grip consistency throughout the club's usage period.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The insert is made from a material with different properties (softer material) than the club face, creating a material parameter change that enhances grip consistency. The softer insert material maintains its gripping properties longer and can be replaced when worn, solving the durability issue while preserving performance.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If grooves are made deeper to improve debris channeling, then grip is enhanced, but manufacturing complexity increases

Engineering Contradiction:
Improvegrip enhancementVSAvoidgroove structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

By separating the groove channel from the groove-forming insert, the design allows for optimized deep groove channels that provide superior debris channeling. The insert can be precisely manufactured with the required depth and geometry, then placed into the pre-formed channel, achieving enhanced grip without proportionally increasing overall manufacturing complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The insert acts as an intermediary element that carries the complex groove geometry. Instead of forming deep grooves directly in the club face, the groove structure is created on the separate insert, which is then placed into the channel. This mediates the manufacturing complexity by isolating the complex geometry to a replaceable component.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If inserts are made from softer material to improve grip, then ball contact is enhanced, but insert durability decreases

Engineering Contradiction:
Improveball contact gripVSAvoidinsert durability
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The insert is intentionally made from a softer material parameter change compared to the club face, which enhances grip and ball contact. The softer material deforms slightly to conform to the ball surface, improving grip consistency. The replaceable nature of the insert compensates for the reduced durability, allowing replacement when the softer material wears.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The softer, less durable insert is designed to be discarded when worn and replaced with a new insert. This approach accepts the trade-off of reduced insert durability in exchange for superior grip performance during the insert's service life. The club face and channel structure are recovered and reused, while only the consumable insert is replaced.

Inventive Principle:
Principle #34Discarding and recovering

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 design enhances grip consistency, extends the life of the grooves by allowing for replaceable inserts, and ensures compliance with regulatory standards, improving the overall performance and longevity of the golf club.

Implementation Method 1

the inserts can be made of different materials than the club face, providing a secure friction fit or adhesive bonding

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS10406411B2Golf club head with grooves and method of manufacture
Publication Date: 2019.09.10 KARSTEN MFG CORP
  • US10406411B2 patent drawing
  • US10406411B2 patent drawing
  • US10406411B2 patent drawing

AI summary

Embodiments of golf clubs with grooves and methods of manufacture thereof are described herein. In one embodiment of a golf club described herein, the golf club has a head with a body. The body has a strike face with channels and at least one insert located within at least one of the channels. At least one of the channels comprises a single groove, and the insert forms at least a portion of the single groove. At least one of the channels comprises an opening on the strike face that is narrower than a bottom of the at least one of the channels. Other embodiments and related methods are also disclosed herein.