Golf Club Head Energy Storage via Segmented Face and Cambered Channel

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Solution Overview

Problem

Current golf club heads face a challenge in reducing backspin while increasing ball speed without compromising durability, as excessive backspin negatively affects carry distance, and existing methods to achieve this often impact other performance qualities.

Innovation Solution

The golf club head incorporates energy storage features such as a cambered channel, chamfer, and internal radius transition, which increase deflection and internal energy without compromising structural integrity, thereby enhancing ball speed and reducing spin.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If current methods are used to reduce ball spin and increase ball speed, then ball speed is improved, but club head durability deteriorates

Engineering Contradiction:
Improveball speedVSAvoidclub head durability
Core Design Contradiction:
SpeedVSStrength

Solution Approach 1:

The club head is divided into multiple regions with different thicknesses and material properties. The face includes a first region with greater thickness and a second region with lesser thickness, allowing different areas to serve different functions: the thicker first region provides structural support and durability, while the thinner second region enables greater deflection and energy storage for increased ball speed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the club head are given different local properties through varying thickness and material composition. The face has regions with different thicknesses, the crown has varying thickness zones, and the sole has different thickness areas, allowing each local region to be optimized for its specific function while maintaining overall durability.

Inventive Principle:
Principle #3Local quality

2Length of moving object

If backspin is reduced to increase carry distance, then carry distance is improved, but ball spin control becomes challenging

Engineering Contradiction:
Improvecarry distanceVSAvoidspin control
Core Design Contradiction:
Length of moving objectVSEase of operation

Solution Approach 1:

The club head incorporates dynamic flexibility through varied thickness regions and material properties that allow the face to flex and rebound during impact. This dynamic response enables precise control over spin generation while maintaining reduced backspin for extended carry distance, as the flexible regions can adjust to different impact conditions.

Inventive Principle:
Principle #15Dynamics

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

These features result in improved ball speed and increased carry distance by effectively managing spin and distributing stress, leading to more efficient energy transfer to the golf ball.

Implementation Method 1

The plurality of energy storage features increase the deflection of the strike face, without compromising the structural integrity of the strike face, thus increasing the internal energy of the golf club head

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

when comparing two golf balls struck at the same speed, with different amounts of back spin, the one with more backspin will not travel as far, as the Magnus effect causes the ball to travel higher

Methodology Applied
Scientific EffectMagnus effect: Magnus Effect

Data Source

PatentUS20230347215A1Golf club heads with energy storage features
Publication Date: 2023.11.02 KARSTEN MFG CORP
  • US20230347215A1 patent drawing
  • US20230347215A1 patent drawing
  • US20230347215A1 patent drawing

AI summary

Embodiments of a golf club head with a plurality of energy storage features are presented herein. In some embodiments, a golf club head comprises a body comprising a strike face, a heel region, a toe region opposite the heel region, a sole, a crown, an S-shaped channel, a chamfer spanning between a strike face and the crown, and an internal radius transition feature from the strike face to at least one of the sole or the crown.