JPS5361515A - Production of watchcase - Google Patents

Production of watchcase

Info

Publication number
JPS5361515A
JPS5361515A JP13688776A JP13688776A JPS5361515A JP S5361515 A JPS5361515 A JP S5361515A JP 13688776 A JP13688776 A JP 13688776A JP 13688776 A JP13688776 A JP 13688776A JP S5361515 A JPS5361515 A JP S5361515A
Authority
JP
Japan
Prior art keywords
watchcase
production
subjecting
aging
heat treatment
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
JP13688776A
Other languages
Japanese (ja)
Other versions
JPS5927378B2 (en
Inventor
Kazumi Shimojima
Tsutae Takahashi
Makoto Shirokane
Susumu Watanabe
Katsuhiko Kawakita
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP13688776A priority Critical patent/JPS5927378B2/en
Publication of JPS5361515A publication Critical patent/JPS5361515A/en
Publication of JPS5927378B2 publication Critical patent/JPS5927378B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To produce a corrosion resistant watchcase of very high hardness in an easy and precise manner by subjecting an alloy consisting of Cr, Al and Ni to solution heat treatment followed by cold plastic working and aging.
COPYRIGHT: (C)1978,JPO&Japio
JP13688776A 1976-11-16 1976-11-16 Watch manufacturing method Expired JPS5927378B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13688776A JPS5927378B2 (en) 1976-11-16 1976-11-16 Watch manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13688776A JPS5927378B2 (en) 1976-11-16 1976-11-16 Watch manufacturing method

Publications (2)

Publication Number Publication Date
JPS5361515A true JPS5361515A (en) 1978-06-02
JPS5927378B2 JPS5927378B2 (en) 1984-07-05

Family

ID=15185861

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13688776A Expired JPS5927378B2 (en) 1976-11-16 1976-11-16 Watch manufacturing method

Country Status (1)

Country Link
JP (1) JPS5927378B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5695493A (en) * 1979-12-27 1981-08-01 Seiko Epson Corp Method of joining armoring parts for portable timepiece
JPS58141824A (en) * 1982-02-17 1983-08-23 Toshiba Corp Manufacture of decoration
JP2006274443A (en) * 2005-03-03 2006-10-12 Daido Steel Co Ltd Nonmagnetc high-hardness alloy

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5695493A (en) * 1979-12-27 1981-08-01 Seiko Epson Corp Method of joining armoring parts for portable timepiece
JPS6236799B2 (en) * 1979-12-27 1987-08-08 Seikoo Epuson Kk
JPS58141824A (en) * 1982-02-17 1983-08-23 Toshiba Corp Manufacture of decoration
JP2006274443A (en) * 2005-03-03 2006-10-12 Daido Steel Co Ltd Nonmagnetc high-hardness alloy

Also Published As

Publication number Publication date
JPS5927378B2 (en) 1984-07-05

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