Hair-cutting apparatus having a toothed cutting device and method of manufacturing a cutter for a toothed cutting device of such apparatus
AssigneeU.S. Philips Corporation
InventorsStephan Leitner, Josef Ribitsch
Life of this patent
Estimating the term…
Abstract
A hair-cutting apparatus has a toothed cutting device comprising a stationary cutter with a row of cutter teeth and a reciprocable cutter with a row of cutter teeth, the cutter teeth of at least one of the two cutters are rounded at their distal ends except for the area of their shearing faces and in addition are wholly rounded over their entire tooth depth into the proximal tooth area except for the area of their shearing faces.
Claims16
A hair-cutting apparatus having a toothed cutting device comprising a stationary cutter with at least one row of cutter teeth and a reciprocatingly drivable cutter with at least one row of cutter teeth, the cutter teeth having shearing faces and the two cutters being in engagement with one another by at least a part of the shearing faces of their cutter teeth, and the cutter teeth of at least one of the two cutters being rounded at their distal ends except for the area of their shearing faces, characterized in at least one cutter has cutter teeth which are wholly rounded at their distal ends and are in addition wholly rounded over their entire contour except for the area of their shearing faces.
Dependencies are inferred from the claim text.