Patent ID: 6357121
Filing Date: 2002-03-19
Classification: B26B

Abstract:
A scissors for cutting hair without pinching or tearing, said scissors comprisingrespective shanks (4) connected with corresponding blades (7) extending in a longitudinal direction (6) from said respective shanks, said respective shanks having corresponding eyes (12) at opposite ends thereof from said blades (7); and means (2) for pivotally connecting said respective shanks (4) with each other so that one of said shanks together with one of said blades connected with said one of said shanks vibrates in said longitudinal direction with ultrasonic vibrations having an amplitude of from 100 to 200 &mgr;m; wherein said means (2) for pivotally connecting said respective shanks comprises a nail (14) extending from another of said shanks and an eccentric washer (15) arranged in said one of said shanks for engagement with said nail, said nail (14) extending through said eccentric washer (15) and a miniature motor (17) for rotating the eccentric washer (15) about the nail (14), so as to produce an eccentric motion of said washer (15) around said nail (14), an axial component of said eccentric motion producing a vibration of said one of said blades (7) in said longitudinal direction.