RAZOR BLADES HAVING A LARGE TIP RADIUS

RAZOR BLADES HAVING A LARGE TIP RADIUS

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 500 to 1500 angstroms. The coated blade having a thickness of between 0.3 and 0.5 micrometers measure...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: STONE MATTHEW R, JU YONGQING, SKROBIS KENNETH J, PARKER JEFFREY S, SHEN BIN, SLATTERY JASON S, NISBY JOHN J, PATEL ASHOK B
Format: Patent
Sprache:eng
Schlagworte:
CUTTING
HAND CUTTING TOOLS
HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
PERFORMING OPERATIONS
SEVERING
TRANSPORTING
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Beschreibung
Zusammenfassung: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 500 to 1500 angstroms. The coated blade having a thickness of between 0.3 and 0.5 micrometers measured at a distance of 0.25 micrometers from the blade tip a thickness of between 0.4 and 0.65 micrometers measured at a distance of 0.5 micrometers from the blade tip a thickness of between 0.61 and 0.71 micrometers measured at a distance of 1 micrometer from the blade tip a thickness of between 0.96 and 1.16 micrometers measured at a distance of 2 micrometers from the blade tip and a thickness of between 1.56 and 1.91 micrometers measured at a distance of 4 micrometers from the blade tip.