GB918620A - Improvements in clockwork and like mechanisms - Google Patents

Improvements in clockwork and like mechanisms

Info

Publication number
GB918620A
GB918620A GB32709/60A GB3270960A GB918620A GB 918620 A GB918620 A GB 918620A GB 32709/60 A GB32709/60 A GB 32709/60A GB 3270960 A GB3270960 A GB 3270960A GB 918620 A GB918620 A GB 918620A
Authority
GB
United Kingdom
Prior art keywords
remainder
clockwork
mechanisms
alloy
examples
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
GB32709/60A
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.)
Institut Dr Ing Reinhard Straumann AG
Institut Straumann AG
Original Assignee
Institut Dr Ing Reinhard Straumann AG
Institut Straumann AG
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
Priority claimed from CH1025860A external-priority patent/CH372600A/en
Application filed by Institut Dr Ing Reinhard Straumann AG, Institut Straumann AG filed Critical Institut Dr Ing Reinhard Straumann AG
Publication of GB918620A publication Critical patent/GB918620A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/06—Oscillators with hairsprings, e.g. balance
    • G04B17/063—Balance construction

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Heat Treatment Of Steel (AREA)
  • Hard Magnetic Materials (AREA)

Abstract

A time piece balance wheel staff consists of an age hardenable alloy based on one of the group containing Fe-Ni, Fe-W, Fe-Ni-Co or Ni-Co. Examples of the alloy are:- .1..Ni.10 - 63%.57-80% ..Co.5 - 50%.57-80% ..Fe.0 - 20%.57-80% ..Cr.10 - 20%.20-30% ..Mo.5 - 10%.20-30% ..W.5 - 10%.20-30% ..Be.0.1 - 3%. ..Ti.0.1 - 3%. ..Al.0 - 6.5%. ..Nb.0 - 5%. ..C.0.01- 0.6%. ..Mn.0 - 6%.0-8% ..Si.0 - 1%.0-8% ..V.0 - 6%.0-8% ..Cu.0 - 6%.0-8% .2..Ni.50 - 68%. ..Fe.10 - 25%. ..Cr.12 - 25%. ..Mo+W.5 - 10%. ..Be.0.6 - 1.2%. ..Ti.0.6 - 2%. ..Si+Mn.0 - 3%. .3..Ni.7 - 15%. ..Cr.12 - 20%. ..Mo.0 - 4%. ..W.0 - 4%. ..C.0.05- 0.15%. ..Ti.0 - 3%. ..Nb.0 - 3%. ..Al.0 - 1.5%. ..Be.0 - 0.8%. ..Mn.0.1 - 1.1%. ..Si.0.1 - 1.0%. ..Fe.remainder. .4..Ni.13 - 65%.52-85% ..Co.18 - 50%.52-85% ..Fe.0 - 25%.52-85% ..Cr.10 - 20%.11-30% ..Mo.1 - 10%.11-30% ..W.0 - 10%.11-30% ..Be.0 - 3%. ..Ti.0 - 3%. ..Al.0 - 5%. ..Nb.0 - 5%. ..C.0.05- 0.6%. ..V.0 - 6%. ..Cu.0 - 6%. .5..Co.20 - 40%. ..W.15 - 25%. ..Cr.0 - 20%. ..Mo.0 - 6%. ..V.0 - 6%. ..C.0.05- 0.2%. ..Si.0.1 - 1.0%. ..Mn.0.1 - 1.0%. ..Ti.0 - 3%. ..Be.0 - 5%. ..Nb.0 - 3%. ..Fe.remainder. .6..Co.30 - 45%. ..Mo.5 - 15%. ..Cr.2 - 10%. ..V.0 - 1%. ..C.0.5 - 1.5%. ..Si.0.1 - 1.0%. ..Mn.0.1 - 1.0%. ..Ti.0 - 3%. ..Be.0 - 0.5%. ..Nb.0 - 3%. ..Fe.remainder. .7..Co.40 - 50%. ..Cr.10 - 20%. ..Mo.5%. ..W.5%. ..Be.0.2 - 0.4%. ..Ti.0.8 - 1.2%. ..C.0 - 0.05%. ..Mn+Si.2%. ..Ni.30 - 40%.
GB32709/60A 1959-09-25 1960-09-23 Improvements in clockwork and like mechanisms Expired GB918620A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH7868459 1959-09-25
CH1025860A CH372600A (en) 1960-09-10 1960-09-10 Wristwatch with a balance wheel that is largely secured against shocks

Publications (1)

Publication Number Publication Date
GB918620A true GB918620A (en) 1963-02-13

Family

ID=25706251

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32709/60A Expired GB918620A (en) 1959-09-25 1960-09-23 Improvements in clockwork and like mechanisms

Country Status (1)

Country Link
GB (1) GB918620A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676998A (en) * 1967-06-02 1972-07-18 Far Fab Assortiments Reunies Balance for a time piece
WO2006040545A2 (en) * 2004-10-12 2006-04-20 Hardide Coatings Limited Alloyed tungsten produced by chemical vapour deposition
EP2351864A1 (en) * 2008-11-17 2011-08-03 The Foundation: The Research Institute of Electric and Magnetic Materials High-hardness constant-modulus alloy insensitive to magnetism, process for producing same, balance spring, mechanical driving device, and watch
CN102902193A (en) * 2011-07-29 2013-01-30 劳力士有限公司 Balance wheel assembly with optimized pivoting

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676998A (en) * 1967-06-02 1972-07-18 Far Fab Assortiments Reunies Balance for a time piece
WO2006040545A2 (en) * 2004-10-12 2006-04-20 Hardide Coatings Limited Alloyed tungsten produced by chemical vapour deposition
WO2006040545A3 (en) * 2004-10-12 2006-06-15 Hardide Ltd Alloyed tungsten produced by chemical vapour deposition
US8043692B2 (en) 2004-10-12 2011-10-25 Hardide Coatings Limited Alloyed tungsten produced by chemical vapour deposition
NO341099B1 (en) * 2004-10-12 2017-08-28 Hardide Plc Alloy tungsten produced by chemical vapor deposition
EP2351864A1 (en) * 2008-11-17 2011-08-03 The Foundation: The Research Institute of Electric and Magnetic Materials High-hardness constant-modulus alloy insensitive to magnetism, process for producing same, balance spring, mechanical driving device, and watch
EP2351864A4 (en) * 2008-11-17 2013-02-27 Foundation The Res Inst Of Electric And Magnetic Materials High-hardness constant-modulus alloy insensitive to magnetism, process for producing same, balance spring, mechanical driving device, and watch
US8684594B2 (en) 2008-11-17 2014-04-01 The Foundation: The Research Institute For Electric And Magnetic Materials Magnetically insensitive, highly hard and constant-modulus alloy, and its production method, as well as hair spring, mechanical driving apparatus and watch and clock
CN102902193A (en) * 2011-07-29 2013-01-30 劳力士有限公司 Balance wheel assembly with optimized pivoting
CN102902193B (en) * 2011-07-29 2015-11-25 劳力士有限公司 There is the balance wheel wheel assembly of the pivotable of optimization

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