Golf club
US5351959A · kind A · utility
3Cited by
8References
6Claims
0Family size
Inventor
Key dates
| Filing date | Jun 30, 1993 |
| Grant date | Oct 4, 1994 |
| Priority date | — |
| Expiry date | Jun 30, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B60/24
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A golf club is disclosed which comprises a hollow shaft and a club head, at least a portion of which is hollow and in communication with the hollow shaft. A portion of the shaft defining a reservoir to carry a supply of fluent weight material in a valve for permitting the flow of the weight material into and out of the club head for changing the weight of the club head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.