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Priority to ES1975208867UpriorityCriticalpatent/ES208867Y/en
Publication of ES208867UpublicationCriticalpatent/ES208867U/en
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Publication of ES208867YpublicationCriticalpatent/ES208867Y/en
Device for the supply of balls in lottery drums, characterized essentially by the fact of being constituted by a sleeve coupled in a removable way, by fitting and turning, to a washer to the effect that guards the opening of the drum through which come the balls, said sleeve having a rib in the direction of the generatrix, with axial passage for a support eye and rotation of a pair of pieces parallel and perpendicular to said axis, which are offset by an angle of 90ยบ and operatively arranged to seal or releasing respectively and according to the direction of rotation of said shaft, to the mouth of the drum and to the mouth of the sleeve, which allows to select a ball of the drum and locate it by gravity in the cavity that constitutes the sleeve in cooperation with its closing piece, and later, thanks to rotation of the axis in the opposite direction, to close the opening of the drum and to release the mouth of the sleeve to allow the exit of the selected ball. (Machine-translation by Google Translate, not legally binding)
ES1975208867U1975-01-031975-01-03
DEVICE FOR THE SUPPLY OF BALLS IN LOTTERY PUMPS.
ExpiredES208867Y
(en)