Golf Ball Spherical-Triangle Dimple Pattern for Complex Cover Formation
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Solution Overview
Problem
Existing golf ball dimple patterns are not optimized for complex cover formation techniques, leading to instability and asymmetry in golf ball sub-assemblies, which affects aerodynamic performance.
Innovation Solution
A dimple pattern is designed with segmented spherical triangles, divided into hemispheres and zones, featuring mirror symmetry and rotational asymmetry, ensuring consistent dimple configurations and symmetry across the golf ball surface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a conventional dimple pattern is used on golf balls, then the manufacturing process is simpler, but the aerodynamic performance and flight consistency deteriorate
Solution Approach 1:
The golf ball surface is divided into multiple zones with different dimple configurations. Each zone contains spherical triangles with specific dimple patterns, allowing different regions to have optimized aerodynamic characteristics while maintaining overall ball performance
Solution Approach 2:
The dimple pattern incorporates asymmetric configurations within spherical triangles, where dimples are positioned at specific locations that lack mirror symmetry. This asymmetric arrangement creates controlled aerodynamic forces that improve flight consistency and reduce side spin
2Manufacturing precision
If complex cover formation techniques are used, then manufacturing precision can be improved, but stability and concentricity of the golf ball sub-assembly deteriorate
Solution Approach 1:
By segmenting the dimple pattern into zones and spherical triangles, the complex cover formation process can be controlled in discrete regions. This segmentation allows for localized precision while maintaining overall structural stability during manufacturing
Solution Approach 2:
Different zones of the golf ball have different dimple configurations tailored to their specific locations. This local optimization allows each region to be formed with appropriate precision requirements, balancing manufacturing capability with sub-assembly stability
3Reliability
If asymmetric dimple configurations are used, then aerodynamic performance is improved, but manufacturing complexity increases
Solution Approach 1:
The asymmetric dimple pattern is implemented through segmentation into spherical triangles with defined dimple configurations. This modular approach allows asymmetric patterns to be manufactured using standardized processes applied to each segment, reducing overall manufacturing complexity
Solution Approach 2:
The dimple pattern utilizes the spherical geometry of the golf ball surface, arranging dimples in three-dimensional spherical triangles rather than simple two-dimensional patterns. This dimensional approach allows asymmetric configurations to achieve aerodynamic benefits while maintaining manufacturability through geometric regularity
Data Source
AI summary
Various aspects of a dimple pattern methodology, and dimple pattern configurations are disclosed herein. A spherical triangle segment division can be used to maintain a high level of symmetry in the dimple pattern while also maintaining a specific dimple layout in polar regions of the golf ball. In one aspect, the specific configurations disclosed herein can provide geometric symmetry while being adaptable to relatively complex processes for forming golf ball covers. Furthermore, the configurations disclosed herein provide a dimple pattern with a high level of symmetry having a particular subset of preferred polar dimples.