Golf club head with improved performance
US8251834B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2009 |
| Grant date | Aug 28, 2012 |
| Priority date | — |
| Expiry date | Jun 25, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B53/0416
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf club head with an improved sweet spot, defined as a portion of the striking face that has at least 99.7% of the maximum ballspeed is disclosed herein. More specifically, the present invention discloses a golf club head with a significantly circular sweet spot that encompasses at least about 1.5% of the total striking face. A golf club head in accordance with the present invention may generally have a improved face geometry with an elliptical factor of greater than about 0.5, a beveled transition portion around the striking face of the golf club head, a variable face thickness region with decreases thickness, or even a tilted bulge and roll radius all helping improve the performance of the golf club head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.