Patent ID: 7749110

Claim:
A racquet sport training system, comprising: an elongated, elastic cord having a proximal end and a distal end; a vibration dampener releasably connectable to a string bed of a racquet, the vibration dampener being formed as one piece having an upper body and a lower body connected together by a stem disposed between the upper body and the lower body, and an integral loop disposed on the upper body for operatively connecting to the proximal end of the cord, wherein the lower body has a larger diameter than the upper body; and wherein the upper body is insertable between strings of the string bed of the racquet by separating adjacent strings and pushing the upper body and integral loop between the separated strings and above the string bed while the lower body remains below the string bed and the stem is positioned between the adjacent strings; and a connection disc having a formed shape with an upper surface and a lower concave surface, the connection disc being operatively connected to the distal end of the cord, and the lower concave surface being configured to be adhesively connected to an outer surface of a racquet sport ball.