DEVICE FOR GUIDING A FLEXIBLE FILM BACKFOLDED ON ITSELF

摘要

The device comprises a smooth bearing plate (4) secured to a frame (5) and mounted in parallel to the film (1) and arranged to be engaged between two folds (, 3) of the film, and pressure wheels (6) biased towards the bearing plate (4) by means of springs (10) in order to maintain the film folds against the bearing plate (4), the pressure wheels (6) being mounted on wheel supports (8) so mounted as to have different orientations with respect to the displacement direction of the film (1). Application particularly to the making of perfusion bags.