Patent ID: 6151797
Filing Date: 2000-11-28
Classification: D06B,D06C,F26B

Abstract:
Device for heat treatment of permeable webs of goods, comprising a housing in which at least one screen roller is mounted and a pumping device is arranged endwise with respect to the roller, said device drawing a processing medium in the form of a vapor and/or gas out of the screen roller, with its through-flow area, in other words the working width of the screen roller, being capable of being determined by a width-adjusting device on the screen roller, characterized in thata) the screen roller has two coaxially mounted permeable screen roller jackets at least in the area covered by the web of goods, said jackets being mounted with a distance between them,b) a width-adjusting device is provided between the outer and inner screen roller jackets, whichc) is adjustable by a spindle on the axis of the outer screen roller, andd) the inner screen roller jacket is made permeable only in the area that corresponds to the minimum working width of the roller.