Patent ID: 6971554
Filing Date: 2005-12-06
Classification: B24C

Abstract:
1. Device for the controlled distribution of pulverulent products including a feed container ( 1 ) for said product having an outlet aperture sealed by a rotor ( 6 ) provided with a plurality of transfer cavities ( 7 , 8 ), each of which comprises an inlet aperture and an evacuation aperture, the paths of said inlet apertures successively passing opposite said outlet aperture in order to be filled with said product and said evacuation apertures passing successively opposite a distribution aperture ( 13 , 14 ), connected to means ( 12 ) to evacuate said pulverulent product from said transfer cavities ( 7 , 8 ), for emptying therein, of sealing surfaces ( 5 a , 5 b ) of said inlet and evacuation apertures, disposed along said respective paths and means (M, 15 ) to rotate said rotor ( 6 ) around an axis, characterised in that said rotor comprises means for linking said cavities to said rotational axis, arranged to give said cavities a degree of freedom in a substantially perpendicular direction to said sealing surfaces ( 5 a , 5 b ).