JPS5388675A - Exterior parts for portable watch - Google Patents

Exterior parts for portable watch

Info

Publication number
JPS5388675A
JPS5388675A JP15860976A JP15860976A JPS5388675A JP S5388675 A JPS5388675 A JP S5388675A JP 15860976 A JP15860976 A JP 15860976A JP 15860976 A JP15860976 A JP 15860976A JP S5388675 A JPS5388675 A JP S5388675A
Authority
JP
Japan
Prior art keywords
hardness
exterior parts
portable watch
resistance
sic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP15860976A
Other languages
Japanese (ja)
Inventor
Tetsuo Nakagawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP15860976A priority Critical patent/JPS5388675A/en
Publication of JPS5388675A publication Critical patent/JPS5388675A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/0635—Carbides

Abstract

PURPOSE:To title exterior parts having superior abrasion resistance, corrosion resistance, shock resistance, mirror gloss, and unrestricted wide applicability from the view point of design, and high mass productivity, obtained by covering a metal or alloy surface having a hardness within a particular range even at a high temp. , with light yellow colored layer of SiC having a hardness more than a particular hardness, in a particular thickness.
JP15860976A 1976-12-28 1976-12-28 Exterior parts for portable watch Pending JPS5388675A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15860976A JPS5388675A (en) 1976-12-28 1976-12-28 Exterior parts for portable watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15860976A JPS5388675A (en) 1976-12-28 1976-12-28 Exterior parts for portable watch

Publications (1)

Publication Number Publication Date
JPS5388675A true JPS5388675A (en) 1978-08-04

Family

ID=15675436

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15860976A Pending JPS5388675A (en) 1976-12-28 1976-12-28 Exterior parts for portable watch

Country Status (1)

Country Link
JP (1) JPS5388675A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6075577A (en) * 1983-09-30 1985-04-27 Toshiba Corp Back ornamental article
JPS60177179A (en) * 1984-02-23 1985-09-11 Toshiba Corp Black ornamental article

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6075577A (en) * 1983-09-30 1985-04-27 Toshiba Corp Back ornamental article
JPH0450386B2 (en) * 1983-09-30 1992-08-14 Tokyo Shibaura Electric Co
JPS60177179A (en) * 1984-02-23 1985-09-11 Toshiba Corp Black ornamental article
JPH029671B2 (en) * 1984-02-23 1990-03-02 Tokyo Shibaura Electric Co

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