Patent ID: 6361658
Filing Date: 2002-03-26
Classification: D21F

Abstract:
A press section for drainage of a fibrous material web comprising:a shoe press roll; a cylindrical counter roll; at least two nips comprising a first nip formed by the shoe press roll and the cylindrical counter roll and a last nip; and at least two press felts, in which at least one press felt is disposed on each side of the fibrous material web, the at least two press felts being arranged to travel through the first and the last nip, wherein at least one of the at least two press felts is separated from the fibrous material web and conveyed away after leaving the last nip, wherein the fibrous material web travels on the shortest possible path to a second cylindrical counter roll of the last nip after winding part way around the cylindrical counter roll of the first nip, and wherein the last nip is formed by the second cylindrical counter roll and a second shoe press roll.