Patent ID: 6186315
Filing Date: 2001-02-13
Classification: A24C

Abstract:
In an apparatus for transporting a stream of particulate material of the tobacco processing industry wherein an elongated foraminous stretch of a stream advancing band having a first side and a second side is confined to a lengthwise movement in a predetermined portion of an elongated channel, a combination comprising an elongated guide extending longitudinally of and adjacent said portion of said channel; and at least one file of discrete neighboring inserts provided in said guide with a variable sequence, said at least one file extending longitudinally of said channel and said discrete inserts being arranged to be contacted by one side of said stretch wherein said guide and said inserts have openings arranged to permit the flow of air through said foraminous stretch, and wherein said inserts include at least two groups and the inserts of each of said groups have openings of different sizes and/or shapes.