Shock-absorbing structures for rackets
 A shock-absorbing device for rackets includes a first clamping plate having at least one first hole defined therein and a second clamping plate having at least one hole defined therein. The first and second clamping plates are respectively mounted to two sides of a plurality of strings of a racket with the first hole aligning with the associated second hole. A retaining device extends through the first hole and the associated second hole for securely holding the first and the second clamping plates together. 
A
A63B
inventional
Wen-Chung
Liu