Pencil-sharpening device

Details Pencil-sharpening device Pencil-sharpening device

B - Operations, Transporting

43

L

B43L 23/00 (2006.01) B43L 23/08 (2006.01)

Patent

CA 2629198

The present invention is directed to a pencil-sharpening device having a titanium chromium nitride coating disposed on the cutting blade of the device. The titanium chromium nitride coating is metallurgically bonded to the steel blade. The coated blade provides enhanced properties for the pencil.

La présente invention concerne un dispositif pour tailler les crayons comportant un revêtement au nitrure de chrome et de titane disposé sur la lame de coupe du dispositif. Le revêtement au nitrure de chrome et de titane est lié de façon métallurgique à la lame d~acier. La lame revêtue permet d~améliorer les propriétés du crayon.

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