Patent ID: 6964117
Filing Date: 2005-11-15
Classification: D21F,F26B

Abstract:
1. An apparatus for drying a traveling wet fibrous web, comprising: a rotatable air-permeable drum, a hood at least partially surrounding said drum for receiving a flow of air and directing said flow towards an outer surface of said drum, at least a portion of said hood being divided into individual sections in a cross-machine direction of said hood; means for supplying a flow of drying air having a first temperature to said hood; and means for supplying air at a selected temperature different from that of said drying air to at least one of said individual sections including means for mixing said flow of drying air and a flow of tempering air in a desired proportion and a plurality of profiling air ducts, each of said profiling air ducts connected to said mixing means and to one of said individual sections.