JPS56146892A - Gold plating constitution of external parts for watch - Google Patents

Gold plating constitution of external parts for watch

Info

Publication number
JPS56146892A
JPS56146892A JP5065880A JP5065880A JPS56146892A JP S56146892 A JPS56146892 A JP S56146892A JP 5065880 A JP5065880 A JP 5065880A JP 5065880 A JP5065880 A JP 5065880A JP S56146892 A JPS56146892 A JP S56146892A
Authority
JP
Japan
Prior art keywords
plating
constitution
gold
watch
gold plating
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.)
Granted
Application number
JP5065880A
Other languages
Japanese (ja)
Other versions
JPS5927396B2 (en
Inventor
Katsuhiko Ozawa
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 JP5065880A priority Critical patent/JPS5927396B2/en
Publication of JPS56146892A publication Critical patent/JPS56146892A/en
Publication of JPS5927396B2 publication Critical patent/JPS5927396B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Electroplating Methods And Accessories (AREA)

Abstract

PURPOSE: To improve corrosion resistance and abrasion resistance of titled gold plating constitution by applying Au-Ag-Cu type alloy plating on a surface then applying gold or gold alloy finish plating thereon.
CONSTITUTION: Au-Ag-Cu type alloy plating is applied as underlying plating on the surface of a blank material using a german silver material or brass material in the range of 1W10μ thicknesses and Au plating or Au-Ni type alloy plating is applied thereon. In this case, the Au-Ag-Cu plating containing 10W25wt% Ag, 1W10wt% Cu and consisting of Au and unavoidable impurities for the residual is applied as the underlying plating.
COPYRIGHT: (C)1981,JPO&Japio
JP5065880A 1980-04-17 1980-04-17 Exterior parts for watches Expired JPS5927396B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5065880A JPS5927396B2 (en) 1980-04-17 1980-04-17 Exterior parts for watches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5065880A JPS5927396B2 (en) 1980-04-17 1980-04-17 Exterior parts for watches

Publications (2)

Publication Number Publication Date
JPS56146892A true JPS56146892A (en) 1981-11-14
JPS5927396B2 JPS5927396B2 (en) 1984-07-05

Family

ID=12865045

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5065880A Expired JPS5927396B2 (en) 1980-04-17 1980-04-17 Exterior parts for watches

Country Status (1)

Country Link
JP (1) JPS5927396B2 (en)

Also Published As

Publication number Publication date
JPS5927396B2 (en) 1984-07-05

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