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US 12,134,203 B2Granted
Razor having a hair-cutting fiber
AssigneeKoninklijke Philips N.V.
InventorWillem Auke Westerhof
Life of this patent
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Abstract
Razor having a hair-cutting fiber having a hair-cutting section attached to a support in such a position relative to a skin engaging surface that the hair-cutting section is exposed to a user's skin for cutting through hairs when the skin engaging surface is in contact with the skin and moved over the skin. The hair-cutting section has a fiber diameter smaller than or equal to 7 μm and is made from a fiber material having a tensile strength larger than or equal to 5 GPa. A shaving method using such a razor is also described.
Claims17
A razor comprising:
- a hair-cutting fiber having a hair-cutting section arranged for cutting through hairs on skin of a user by moving the hair-cutting section through the hairs;
- a support to which opposite end portions of the hair-cutting section are attached;
- and
- a skin engaging surface;
- wherein:
- the hair-cutting section is attached to the support in such a position relative to the skin engaging surface that the hair-cutting section is exposed to the skin for cutting through the hairs when the skin engaging surface is in contact with the skin and moved over the skin,
- the hair-cutting section has a fiber diameter smaller than or equal to 7 μm, and
- the hair-cutting section is a fiber material having a tensile strength larger than or equal to 5 GPa.
5 more elements
Dependencies are inferred from the claim text.