Golf club head
US7442132B2 · kind B2 · utility
118Cited by
15References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 31, 2006 |
| Grant date | Oct 28, 2008 |
| Priority date | — |
| Expiry date | Nov 25, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B53/0462
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf club head includes a face including a bulge formed at the center of a backside thereof and having a thickness of 2.0 or more times the thickness of the thinnest part, and a plurality of ribs extended from the bulge toward a circumference of the face. Six or more ribs are provided as the plural ribs and an angle θ(°) formed between extension directions of a respective pair of adjoining ribs is less than 90°. The maximum thickness of the bulge is not more than 3.5 times the thickness of the thinnest part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.