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GB588390A - Improvements in nickel-iron alloys and springs made therefrom, especially for thermo-compensated oscillating systems - Google Patents

Improvements in nickel-iron alloys and springs made therefrom, especially for thermo-compensated oscillating systems

Info

Publication number
GB588390A
GB588390A GB3719/45A GB371945A GB588390A GB 588390 A GB588390 A GB 588390A GB 3719/45 A GB3719/45 A GB 3719/45A GB 371945 A GB371945 A GB 371945A GB 588390 A GB588390 A GB 588390A
Authority
GB
United Kingdom
Prior art keywords
thermo
nickel
made therefrom
iron alloys
springs made
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.)
Expired
Application number
GB3719/45A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB588390A publication Critical patent/GB588390A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Springs (AREA)

Abstract

The alloys of the parent Specification are modified by reduction of the range of carbon proportions to 0.005 up to but less than 0.2 per cent.
GB3719/45A 1944-01-25 1945-02-14 Improvements in nickel-iron alloys and springs made therefrom, especially for thermo-compensated oscillating systems Expired GB588390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH588390X 1944-01-25

Publications (1)

Publication Number Publication Date
GB588390A true GB588390A (en) 1947-05-21

Family

ID=4521965

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3719/45A Expired GB588390A (en) 1944-01-25 1945-02-14 Improvements in nickel-iron alloys and springs made therefrom, especially for thermo-compensated oscillating systems

Country Status (1)

Country Link
GB (1) GB588390A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2891724A4 (en) * 2012-08-31 2016-06-15 Citizen Holdings Co Ltd Hair spring material for mechanical clock and hair spring using same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2891724A4 (en) * 2012-08-31 2016-06-15 Citizen Holdings Co Ltd Hair spring material for mechanical clock and hair spring using same
US9395692B2 (en) 2012-08-31 2016-07-19 Citizen Holdings Co., Ltd. Hairspring material for mechanical timepiece and hairspring using the same

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