Golf shaft and method of manufacturing the same
US6139444A · kind A · utility
34Cited by
16References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 26, 1997 |
| Grant date | Oct 31, 2000 |
| Priority date | — |
| Expiry date | Nov 26, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S273/23
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf club shaft having a hollow body comprised of a fiber and resin composite and a tube-shaped stiffener substantially surrounding a lower portion of the body which comprises a material other than a fiber and resin composite. The stiffener is preferably a metal and comprises a pre-formed sheath.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.