RAZOR BLADE Russian patent published in 2021 - IPC B26B21/56 

FIELD: shaving devices.

SUBSTANCE: invention relates to the field of blades for shaving devices. The razor blade has a symmetrical tapering edge of the blade, ending at the top of the blade. The razor blade contains a substrate and a coating covering the substrate. The coating contains soft and hard coatings. The hard coating contains at least a base layer. The soft coating covers the hard coating. The substrate has a substrate vertex with a thickness of 1.30 mcm to 2.00 mcm, measured at a distance of 5 mcm from the top of the substrate, with a thickness of 4.00 mcm to 6.00 mcm, measured at a distance of 20 mcm from the top of the substrate, with a thickness of 8.00 mcm to 11.50 mcm, measured at a distance of 40 mcm from the top of the substrate, and with a thickness of 41.70 mcm to 47.00 mcm, measured at a distance of 250 mcm from the top of the substrate. The invention also includes a razor head and a razor.

EFFECT: technical result of the invention is improving the quality of shaving.

14 cl, 5 tbl, 11 dwg