STEAM BOX

摘要

The invention relates to a steam box (10), which includes a elongated steam-distribution chamber (11), regulator chambers (15) set in a row next to this and covered on one side with a continuous perforated screen (20), and operating devices (13) to distribute the steam from the distribution chamber to each regulator chamber (15). The steam box (10) is intended to feed steam through the perforated screen (20) to the web, to heat it according to the desired profile. The aforesaid perforated screen (20) is secured along one long edge to hinge members (21) and along the opposite .edge to locking members (22) and is arranged to be able to be opened, to permit access to the regulator chambers (15).