Training basketball

A training game ball is described having cues for visually indicating the rotational alignment of the ball when it is thrown. If the ball is improperly thrown so that the axis of rotation does not stay perpendicular to the direction of flight, then the rotational alignment cue line will appear to wo...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KRAEUTER CHARLES D, RAYNAK GEOFFREY C, GAUDIO PAUL A, PAGE CHRIS S
Format:	Patent
Sprache:	eng
Schlagworte:	AMUSEMENTS APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING,CLIMBING, OR FENCING BALL GAMES GAMES HUMAN NECESSITIES SPORTS TRAINING EQUIPMENT
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