Patent ID: 7934509
Filing Date: 2011-05-03
Classification: A24B

Abstract:
1. A device for producing cut tobacco material, comprising a heated pressure chamber ( 2 ) having a low-pressure end and a high-pressure end, said heated pressure chamber having, a tobacco material inlet ( 5 ) at said low-pressure end and a tobacco material outlet at said high-pressure end, and a conveyor system ( 3 ) for conveying tobacco material from said tobacco material inlet ( 5 ) to said tobacco material outlet, said tobacco material outlet having a shearing gap for shearing said tobacco material through which said tobacco material passes and expands, said shearing gap ( 9 ) having walls which can be moved relatively towards and away from one another, at least one of said walls being roughened on its surface facing the other wall and one said wall being rotatable relative to the other said wall whereby said shearing of said tobacco material is facilitated.