Coating for cutting implements

Details Coating for cutting implements Coating for cutting implements

2006-01-24

2006-01-24

Payer, Hwei-Siu (Department: 3724)

Cutlery

Blades

Metallurgical feature

C030S346000, C428S457000

Reexamination Certificate

active

06988318

ABSTRACT:
A cutting implement having a pair of cutting blades and a coating is provided. The coating has titanium chromium nitride and provides the cutting blades with a satin silver appearance. In some embodiments, the titanium chromium nitride coating has a thickness in a range between about 0.3 microns and 0.5 microns, a surface roughness in a range of about 15 to 25 10−6inch/inch, and a hardness in a range of about 5.7 to about 9.1 gegapascals.

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