초록 ▼

The present device relates to an ornamental part utilized in watchcases, watchbands, spectacle frames, accessories and such, wherein the material of the member is heat-resisting material such as metal, ceramics, or plastic, the material being covered by a three-layer structure coating, the successiv

The present device relates to an ornamental part utilized in watchcases, watchbands, spectacle frames, accessories and such, wherein the material of the member is heat-resisting material such as metal, ceramics, or plastic, the material being covered by a three-layer structure coating, the successively formed layers being; a layer which has gold colored titanium nitride as its main component; a layer which has gold colored zirconium nitride as its main component; and a gold or gold alloy layer formed on the outer layer.

대표청구항 ▼

An ornamental part comprising: a thermal resistant substrate; and a coating composed of three layers formed on the substrate, said three layers comprising an innermost layer of titanium nitride or titanium nitride compound, an intermediate layer adjacent to said innermost layer, the intermediate lay

An ornamental part comprising: a thermal resistant substrate; and a coating composed of three layers formed on the substrate, said three layers comprising an innermost layer of titanium nitride or titanium nitride compound, an intermediate layer adjacent to said innermost layer, the intermediate layer being of zirconium nitride or zirconium nitride compound, and an outermost layer adjacent to said intermediate layer, the outermost layer being of gold or gold alloy.