Apparatus and method for a hand ball game

Details Apparatus and method for a hand ball game Apparatus and method for a hand ball game

1991-05-22

1992-04-07

Grieb, William H.

Amusement devices: games

Aerial projectile game; game element or accessory therefor...

Target

29451, 137223, A63B 4100, B60C 2900

Patent

active

051021307

ABSTRACT:
An inflatable ball which includes a ball skin having a ball opening, a valve ring which is secured to the ball opening, and a valve assembly insertable through the valve ring into the ball. The valve assembly incudes a valve stem slidably movable between first and second positions to block and expose the valve opening to the outside of the ball.
A method of forming the ball by assembling an inflatable device which has an opening, a valve assembly and a preformed valve ring is also disclosed. The method includes the steps of inflating the inflatable device, securing the valve ring around the opening of the inflatable device while inflated, deflating the device when the valve ring is secured thereto, and attaching the valve assembly to the valve ring.

REFERENCES:
patent: 696992 (1902-04-01), Miller
patent: 1356817 (1920-10-01), Gregory
patent: 2812551 (1957-11-01), Chupa
patent: 3174501 (1965-03-01), De See et al.
patent: 3204959 (1965-09-01), Nicholls
patent: 3299501 (1967-01-01), Cox
patent: 5033755 (1991-07-01), Lichtwardt

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