Golf Club Head Center of Gravity Optimization
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Solution Overview
Problem
Golf club heads face performance challenges due to the interplay between design features, where expanding the strikeface for a larger impact area can inadvertently alter the center of gravity, leading to unintended performance consequences unless features are balanced effectively.
Innovation Solution
The golf club head design incorporates specific optimization characteristics, including a strikeface with a defined face height and center of gravity positioning, balanced by moment of inertia relationships, to enhance performance while maintaining a larger impact area and energy transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of moving object
If the strikeface is expanded to provide a greater impact area, then the forgiveness and energy transfer are improved, but the center of gravity location is adversely altered
Solution Approach 1:
The patent applies local quality by strategically distributing weight within the club head body rather than uniformly. Weight is concentrated in specific regions (such as the rear and sole portions) to maintain the center of gravity at desired locations while allowing the strikeface to be expanded. This localized weight placement enables the large impact area to be achieved without adversely affecting the center of gravity position.
Solution Approach 2:
The patent utilizes parameter changes by adjusting the density and distribution of material within the club head body. By varying the material properties and spatial arrangement, the design achieves both a expanded strikeface area and controlled center of gravity location. The moment of inertia parameters are specifically tuned to balance the effects of the enlarged impact area with the gravitational characteristics.
2Reliability
If design features are adjusted to improve one performance characteristic, then that characteristic is enhanced, but other characteristics are adversely altered due to innate interplay
Solution Approach 1:
The patent employs parameter changes by establishing specific mathematical relationships between different design parameters. The moment of inertia ratios and center of gravity position parameters are carefully selected to simultaneously optimize multiple performance characteristics. This systematic parameter tuning allows multiple features to work together harmoniously rather than creating adverse interplays.
Solution Approach 2:
The patent applies equipotentiality by creating a balanced design where the moment of inertia contributions from different axes are proportionally related. This balancing approach ensures that no single performance characteristic dominates or adversely affects others, creating a harmonious design where features support rather than conflict with each other.
Data Source
AI summary
Embodiments of golf club heads with optimized characteristics including optimizing the head center of gravity height and depth in relation to the head volume and mass, are presented herein. Other examples and related methods are also disclosed herein.