Patent ID: 9145644
Filing Date: 2015-09-29
Classification: D21F,D21G

Abstract:
1. An apparatus to distribute steam to a moving sheet, the apparatus having a leading edge and a trailing edge relative to the sheet that is moving in a machine direction (MD), the apparatus comprising: a steam distribution header; a housing comprising a plurality of oblique-oriented partition panels that are positioned along the length of the housing to form a plurality of steam discharge chambers that are positioned along the length of the housing which is parallel to the cross direction (CD), wherein the CD is perpendicular to the MD, such as that each oblique-oriented partition panel separates adjacent steam discharge chambers and the plurality of oblique-oriented partition panels are not aligned in the MD, with each steam discharge chamber being in fluid communication with the steam distribution header and creating a non-rectangular profiling zone with a defined perimeter through which steam is discharged; and a front perforated screen plate that covers the plurality of steam discharge chambers.