Device centrifugal feed comprising an outer enclosure (2) receiving, firstly, a ring (3) rotatably mounted in the enclosure (2) and extending in a substantially horizontal plane and, moreover, a disc (4) rotatably mounted within said ring (3), the shaft (5) of rotation of the disc (4) being inclined relative to the axis (6) of rotation of the ring (3), being substantially tangent to disk (4 ) and the ring (3) relative to one another in an area (10) transfer and being distant relative to each other in an area (8) load located at a lower level than the area (10) transfer , the ring (3) being surrounded by a lateral guide (15) defining, with the inner rim of the ring (3), a useful width of the ring (3), serving the ring (3) to a channel (13) output said inlet being located on a part of the useful width of the ring and the device further comprising means for regulating an useful chura ring (3), wherein the ring (3) is provided with notches (3a) substantially radial, and that a side wall (7) of the enclosure (2), whose upper rim, substantially circular, is located near and opposite the lower flange ring (3), surrounds the disc (4) as close as possible to define the inclined disc (4) a gap which constitutes the zone (8) load.
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