Razor blades having a wide facet angle

A razor blade including a substrate with a coating joined to the substrate defining a coated blade. The coated blade including a cutting edge being defined by a blade tip having a tip radius of from 50 to 350 angstroms. The coated blade having a pair of first facets extending from the blade tip and...

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Bibliographic Details
Main Authors Nisby, John Joseph, Parker, Jeffrey Stuart, Shen, Bin, Skrobis, Kenneth James, Stone, Matthew Robert, Slattery, Jason Scott, Ju, Yongqing
Format Patent
LanguageEnglish
Published 26.09.2023
Subjects
CUTTING
HAND CUTTING TOOLS
HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
SEVERING
TRANSPORTING
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Summary:A razor blade including a substrate with a coating joined to the substrate defining a coated blade. The coated blade including a cutting edge being defined by a blade tip having a tip radius of from 50 to 350 angstroms. The coated blade having a pair of first facets extending from the blade tip and a pair of second facets extending from the respective first facets, a facet angle from 90° to 135°, a facet width from 0.38 micrometers to 0.65 micrometers a wedge angle from 5° to 30°, and a thickness of between 0.8 and 1.5 micrometers measured at a distance of 1 micrometer from the blade tip.
Bibliography:Application Number: US201916729854