Golf club head having a fiber-based composite impact wall
US5425538A · kind A · utility
232Cited by
23References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 30, 1993 |
| Grant date | Jun 20, 1995 |
| Priority date | — |
| Expiry date | Dec 30, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2209/023
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf club head including an outside lower portion intended to rest on the ground, constituting the sole, a substantially plane front portion constituting the impact surface, and a rear portion constituting the body, wherein the club head includes an internal cavity limited at least partially by the walls of a steel shell in the lower and rear portion, and that at least the impact surface is a fiber-based composite material of which the modulus of the elasticity is greater than or equal 230 GPa.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.