Coating for stationery cutting implements

Details Coating for stationery cutting implements Coating for stationery cutting implements

B - Operations, Transporting

26

B

B26B 9/00 (2006.01) B26B 13/00 (2006.01) B26D 1/00 (2006.01) C23C 30/00 (2006.01) B26D 1/04 (2006.01) B26D 1/18 (2006.01) B26D 1/20 (2006.01) B26D 1/30 (2006.01)

Patent

CA 2466668

A cutting implement (10) having a pair of cutting blades (22,26) and a coating (32) is provided. The coating (32) has titanium chromium nitride and provides the cutting blades (22,26) with a satin silver appearance. In some embodiments, the titanium chromium nitride coating (32) 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 10-6 inch/inch, and a hardness in a range of about 5.7 to about 9.1 gegapascals.

La présente invention concerne un outil de coupe possédant une paire de lames coupantes et un revêtement. Ce revêtement possède un nitrure de chrome titane et donne au lames coupantes une apparence d'argent satiné. Dans certains modes de réalisation de l'invention, le revêtement de nitrure de chrome titane possède une épaisseur comprise entre environ 15 et 2510?-6¿ pouce/pouce et une dureté comprise entre environ 5,7 gigapascals et environ 9,1 gigapascals.

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