Adjustable frame for transportation of material web, comprises roller, which is rotatably supported for transportation of material web, and supporting roller, which is rollably supported on stationary rail

摘要

The adjustable frame (1) comprises a roller (2), which is rotatably supported for transportation of a material web (3), and a supporting roller (8), which is rollably supported on a stationary rail (7). The supporting roller is enclosed by a protective housing (9), which is opened at one side facing the rail.