DEVICE FOR PRECISION CUTTING OF THIN SHEET MATERIAL

摘要

The invention concerns a device characterised in that it consists of a cutting blade (1) hinged in pendulum fashion on a support (2) and combined with means (5) permanently maintaining it at a constant angle ( alpha ) relative to a plastic sheath (G) formed of a film; the cutting blade only cutting the top film (G1) of the sheath when it is moved, by the formation of a bulge (b) on said top film.