Holder for stringing a racket
US4655444A · kind A · utility
2Cited by
4References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 7, 1986 |
| Grant date | Apr 7, 1987 |
| Priority date | — |
| Expiry date | Apr 7, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B51/16
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A holder for stringing a racket includes a base, an intermediate fitted in the base, two holding arms having their one ends respectively pivotally mounted on the two sides of the intermediate, a screw threadedly engaging with the base and the intermediate for forcing the holding arms in inward or outward movement to hold or release the frame portion of a racket, and a clamping piece which together with holding arms clamps the frame portion therebetween.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.