Square dance racket why the ball does not drop

The use of the racket ball technique. Square dance is the most massive system in the art of dance, square dance racket why the ball does not fall because of the use of racket skills, square dance racket in the process of contact with the racket will be subjected to outward centrifugal force and centripetal force on the racket, centrifugal force and centripetal force is in the conditions of equal velocity ball will be moved with the racket, it looks like sticking together.