Plastic ball, useful as a whistle for a ball game spectator, comprising two whistles with different tones which can be deployed or retracted

摘要

The plastic ball (1), e.g. 60 mm in diameter with a black and white surface design, contains two plastic whistles (4, 4bis) on pivots (2, 2bis) inside inner cavities (3, 3bis). The whistles can be deployed for blowing or retracted inside the ball when not in use. The whistles have different pitches, one high and one low. The plastic ball (1), e.g. 60 mm in diameter with a black and white surface design, contains two plastic whistles (4, 4bis) on pivots (2, 2bis) inside inner cavities (3, 3bis). The whistles can be deployed for blowing or retracted inside the ball when not in use. The whistles have different pitches, one high and one low, and can be used to express pleasure or dissatisfaction with the action on the playing field during a game of football, rugby or other ball game.