| 摘要 |
The present invention relates to a tensioning device for a strung racquet (4) provided with a head (8) having a plurality of string holes (9) through which one or more strings (10) are threaded and drawn tight, said tensioning device comprising a threaded socket (13,13A) for fixing within or on said racquet head (8) between two of said string holes (9), a bolt (15) threadably engageable with said socket (13,13A), a tool engaging formation on said bolt (15) for effecting advancement along said socket (13,13A) and a cap (16) freely rotatable upon the other end of said bolt (15) for engagement with a string (10) extending between said two string holes (9) so that with said advancement of the bolt (15) an increase in string tension is effected. |
