Process for stretching and preglazing a skin or a wet leather and preglazer-stretcher making use thereof

摘要

Leather treatment. The preglazer-stretcher comprises two superposed trays (I, II), each provided, on its surface facing the other tray, with a stretching face 7 consisting of independent segments 8, arranged flat on the corresponding surface with possibility of relative sliding and used in combination with means 9 for simultaneous driving in alternating rectilinear motions in radial directions in relation to the centre of the tray. Application to preglazing stretching. IMAGE