DECORATIVE ARTICLE AND TIMEPIECE

PROBLEM TO BE SOLVED: To provide a decorative article and a timepiece that can maintain superior beauty for a long period, are inexpensive, and have suitable lightness.SOLUTION: A decorative article 1A includes a base material 2 of which at least a part nearby a surface is made principally of at lea...

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Bibliographische Detailangaben
Hauptverfasser:	TSUKAMOTO WATARU, KAWAKAMI ATSUSHI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL DIFFUSION TREATMENT OF METALLIC MATERIAL HOROLOGY INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL MECHANICALLY-DRIVEN CLOCKS OR WATCHES METALLURGY PHYSICS SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a decorative article and a timepiece that can maintain superior beauty for a long period, are inexpensive, and have suitable lightness.SOLUTION: A decorative article 1A includes a base material 2 of which at least a part nearby a surface is made principally of at least one of Ti and stainless steel; a first coating 3 which is provided on the base material 2 and made principally of TiCN; and a second coating 4 which is provided on the opposite surface side of the first coating 3 from the surface facing the base material 2, and made of stainless steel, the total of a C content and an N content in the first coating 3 being 2.0-19% by mass.