Machine for drawing of lottery balls
First Claim
1. An apparatus for the random selection of balls being agitated by a current or air, said apparatus comprising a transparent receptacle adapted to receive and contain said balls, an annular space positioned beneath and communicating with said receptacle, and a plurality of orifices disposed within said annular space and immediately below said receptacle, said orifices being defined by flaps which are capable of at least partially sealing said annular space.
1 Assignment
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Accused Products
Abstract
A machine for the random drawing of balls being agitated by aa current of air. The machine includes a transparent receptacle in which the balls are placed, an annular space placed below and communicating with the receptacle, and a plurality of orifices defined by flaps positioned within the annular space. The flaps are capable of at least partially sealing the annular space.
64 Citations
9 Claims
- 1. An apparatus for the random selection of balls being agitated by a current or air, said apparatus comprising a transparent receptacle adapted to receive and contain said balls, an annular space positioned beneath and communicating with said receptacle, and a plurality of orifices disposed within said annular space and immediately below said receptacle, said orifices being defined by flaps which are capable of at least partially sealing said annular space.
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6. An apparatus for the random selection of balls being agitated by a current of air, said apparatus comprising a transparent receptacle adapted to receive and contain said balls, an annular space positioned beneath and communicating with said receptacle, and a plurality of orifices disposed within said annular space and immediately below said receptacle, said orifices being defined by flaps which are capable of at least partially sealing said annular space, further wherein said annular space comprises a tube which is axially movable, said tube being connected to a vacuum source which may be sued to create a suction within said central tube, said tube having an internal diameter slightly greater than the diameter of said balls, said tube further comprising an upper part comprising means for preventing untimely introduction of a ball, means for holding a captured ball towards the end of said tube, and means for evacuating said captured ball.
Specification