Hair thinning scissors has one arm with toothed blade where the length of the teeth is constant or decreases towards connecting screw of scissor arms

摘要

The scissors have two arms connected together with one having a cutter blade and the other having teeth. The length (10) of the teeth (9) is constant or decreases towards the connecting screw (2). The cutting edge (8) of the toothed blade runs towards the screw corresponding to an exponential function.