Volleyball serving device for physical education

The volleyball serving device for physical education comprises a base, the left side and the right side of the base are each provided with an inverted-U-shaped supporting seat, the two U-shaped supporting seats are rotationally connected with a supporting frame, and a ball storage frame is arranged...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	SHI CHENGKUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AMUSEMENTS APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING,CLIMBING, OR FENCING BALL GAMES GAMES HUMAN NECESSITIES SPORTS TRAINING EQUIPMENT
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