Method of grinding a toothed cutter for hair-cutting apparatus
AssigneeU.S. Philips Corporation
InventorOtto Meier
Life of this patent
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Abstract
A method of grinding a toothed cutter for hair-cutting apparatus, the cutter having at least one strip-shaped row of cutting teeth, comprises pressing the entire row into engagement with the circumferential surface of a rotating grinding shaft while longitudinally orienting such row of cutting teeth parallel to the axis of the grinding shaft.
Claims3
A method of grinding a toothed cutter for hair-cutting apparatus such as dry-shaving apparatus, said toothed cutter having a pair of longitudinally extending strip-shaped rows of cutting teeth, which comprises simultaneously pressing both entire rows of cutting teeth of the toothed cutter into engagement with the circumferential surface of a rotating grinding shaft, the diameter of said grinding shaft being great relative to the length of the individual teeth being ground, while longitudinally orienting said rows of cutting teeth parallel to the axis of the grinding shaft.
Dependencies are inferred from the claim text.