Process and apparatus for filling cohesive powders

Details Process and apparatus for filling cohesive powders Process and apparatus for filling cohesive powders

B - Operations, Transporting

65

B

B65B 1/08 (2006.01) A61J 3/07 (2006.01) B65B 9/04 (2006.01) B65B 37/00 (2006.01) G01F 13/00 (2006.01)

Patent

CA 2181064

The invention relates to a device for filling with high accuracy a finely divided powdered medicament having a particle sire smaller than 10 µm into cavities having a size corresponding to the volume of powder to be filled, wherein said device comprises oscillating and rotating means for breaking down aggregates formed in the finely divided powdered medicament and filling and for compacting it in said cavities. The invention also includes a method of filling with high accuracy of a finely divided powdered medicament having a particle size smaller than 10 µm and to fill said finely divided powdered medicament into cavities, wherein the finely divided powdered medicament is transported and compacted in said cavities by oscillating and rotating means.

L'invention concerne un dispositif de remplissage de grande précision, permettant de placer un médicament en poudre de taille particulaire inférieure à 10 µm dans des cavités d'une dimension correspondant au volume de remplissage. Ce dispositif comprend des éléments oscillants et rotatifs ayant pour fonction de dégrossir les aggrégats formés dans le médicament en poudre finement réparti, et de remplir, avec compactage, lesdites cavités. L'invention porte aussi sur une technique de remplissage de grande précision, permettant de placer un médicament en poudre finement réparti de taille particulaire inférieure à 10 µm dans des cavités dans lesquelles il est transporté et compacté à l'aide d'éléments oscillants et rotatifs.

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