Golf ball
US5566943A · kind A · utility
67Cited by
2References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 3, 1995 |
| Grant date | Oct 22, 1996 |
| Priority date | — |
| Expiry date | Jan 3, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B37/0009
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf ball in the shape of a sphere having a core and an outer cover, said cover defining an outer surface with a plurality of non-annular dimples in said outer surface, each dimple having a predetermined dimple perimeter on said outer surface to define an enclosed area having a diameter the improvement wherein: PA1 a) each dimple has a bottom surface area spaced radially inwardly of said outer surface; PA1 b) said bottom surface area is substantially equal to the enclosed area defined by said perimeter; and PA1 c) said bottom surface area is a constant depth from said outer surface along said diameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.