Golf club head
US6949031B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 20, 2004 |
| Grant date | Sep 27, 2005 |
| Priority date | — |
| Expiry date | Jan 20, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B53/0437
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A metal hollow golf club head includes a head main body, a top plate, and a face plate. The head main body includes both side edges and a rear edge of the crown portion, both side edges of a face portion, and a side portion formed integrally therewith. The top plate includes a crown main portion, which is a member of the crown portion other than the both side edges and rear edge of the crown portion, and an upper edge of the face portion integrally. The face plate includes a face main portion, which is a member of the face portion other than the both side edges and upper edge of the face portion. The head main body, the top plate, and the face plate are coupled. A metal material of the top plate has a longitudinal elastic modulus lower than the metal materials of the head main body and face plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.