Composite synthetic string for a tennis racket
US6009699A · kind A · utility
13Cited by
5References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 9, 1997 |
| Grant date | Jan 4, 2000 |
| Priority date | — |
| Expiry date | Dec 9, 2017 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD07B2201/2048
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Composite synthetic string, in particular for a tennis racket. According to the invention, the string is made up of central monofilaments surrounded by mono-filament threads and by multifilament threads, the assembly being impregnated and covered in polyurethane. The string is applicable to tennis rackets having increased lifetime and that react in lively manner under the impact of a ball.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.