EP2703911A1 - Regulierorgan für Uhrwerk - Google Patents

Regulierorgan für Uhrwerk Download PDF

Info

Publication number: EP2703911A1
Authority: EP; European Patent Office
Prior art keywords: regulating member; wire; torsion; torsion wire; bridge
Prior art date: 2012-09-03
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

EP12182816.4A

Other languages

English (en)

French (fr)

Other versions

EP2703911B1 (de

Inventor

Samuel Cordier

Edmond Capt

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.)

Blancpain SA

Original Assignee

Blancpain SA

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.)

2012-09-03

Filing date

2012-09-03

Publication date

2014-03-05

2012-09-03 Priority to EP12182816.4A priority Critical patent/EP2703911B1/de

2012-09-03 Application filed by Blancpain SA filed Critical Blancpain SA

2013-09-03 Priority to JP2015529049A priority patent/JP6078156B2/ja

2013-09-03 Priority to PCT/EP2013/068126 priority patent/WO2014033309A2/fr

2013-09-03 Priority to EP13756164.3A priority patent/EP2893404B1/de

2013-09-03 Priority to US14/423,815 priority patent/US9201399B2/en

2013-09-03 Priority to RU2015112142A priority patent/RU2625733C2/ru

2013-09-03 Priority to KR1020157008535A priority patent/KR101777484B1/ko

2013-09-03 Priority to CN201380057258.9A priority patent/CN104769509B/zh

2014-03-05 Publication of EP2703911A1 publication Critical patent/EP2703911A1/de

2015-12-29 Priority to HK15112790.0A priority patent/HK1212049A1/xx

2018-04-11 Application granted granted Critical

2018-04-11 Publication of EP2703911B1 publication Critical patent/EP2703911B1/de

Status Active legal-status Critical Current

2032-09-03 Anticipated expiration legal-status Critical

Images

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
- G04B18/00—Mechanisms for setting frequency
- G04B18/02—Regulator or adjustment devices; Indexing devices, e.g. raquettes
- 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
- G04B17/10—Oscillators with torsion strips or springs acting in the same manner as torsion strips, e.g. weight oscillating in a horizontal plane

Definitions

the invention relates to a watchmaking regulator member, comprising at least one balance pivoting about a pivot axis and subjected to a return torque exerted by torsion return means.
the invention also relates to a watch movement comprising at least one such regulator member, pivoting between a plate and a bridge.
the invention also relates to a timepiece comprising at least one such watch movement.
the invention relates to the field of watch clock mechanisms.
the losses of a regulating organ directly influence the quality of the running of a watch, as well as its power reserve.
the regulating organ is traditionally sensitive to the different vertical or horizontal positions of the watch, and the differences between the flat / hung positions are often important.
the invention seeks to improve the efficiency of the regulator, by reducing losses, in all positions of a watch.
the invention relates to a watchmaking regulator member, comprising at least one pivoting pivoting arm about a pivot axis and subjected to a restoring torque exerted by torsion return means, characterized in that said less a rocker comprises fastening means making it pivotally integral with a torsion wire which constitutes said torsion return means of said at least one rocker, and in that said torsion wire has a modulus of elasticity greater than 100 GPa, and an elastic limit greater than 2000 MPa.
said balance beam comprises, on either side of said fastening means along said pivot axis, first and second means for limiting the radial clearance between said torsion wire and said beam.
said torsion wire is at least partially amorphous alloy composed solely of zirconium, titanium, copper, nickel and beryllium, and comprising between 41 and 44% by weight of zirconium, between 11 and 14% by weight of titanium, between 9 and 13% by weight of copper, between 10 and 11% by weight of nickel, and between 22 and 25% by weight of beryllium.
the invention also relates to a watch movement comprising at least one such regulating member, pivoting between a plate and a bridge, characterized in that it comprises, for the embedding of said torsion wire, means for anchoring said member regulator constituted by first anchoring means to said bridge and by second anchoring means to said plate, and which together define said pivot axis of said regulating member.
said movement comprises means for adjusting the tension of said torsion wire by adjusting the distance between said bridge and said plate.
the invention also relates to a timepiece comprising at least one such watch movement, characterized in that it is a watch, and in that said regulating member oscillates at a frequency greater than or equal to 5 Hz.
the invention relates to a timepiece regulating member 1, comprising at least one rocker 2, which rocker 2 pivots about a pivot axis D and is subjected to a return torque exerted by torsion return means 4, alternative way in both directions of rotation.
This balance 2 can be achieved without limitation in different forms: disc, annular, with flyweights, or reduced to a simple beam
this at least one rocker 2 comprises fastening means 10 making it pivotally integral with a torsion wire 5.
This torsion wire 5 constitutes said torsion return means 4 specific to this at least one rocker 2.
this torsion wire 5 has a modulus of elasticity greater than 100 GPa, and preferably greater than 120 GPa, and a yield strength greater than 2000 MPa.
the balance 2 comprises a serge 29 making flywheel, which is pivotally integral with a balance shaft 3.
This shaft 3 is tubular, so as to allow the crossing of the torsion wire 5, and comprises a first bore 31 and a second bore 32, separated by a narrowed section area, for example at a shoulder 33, as visible on the figure 2 .
the first bore 31 and the second bore 32 are of different diameters and the shoulder 33 is constituted simply by the surface which joins to one another.
the fastening means 10 may consist, in a non-limiting manner, of connecting element 6 fixed to the torsion wire 5, by crimping, pinching, driving, gluing, brazing, welding, or other suitable process ensuring sufficient strength to withstand the torque maximum in service and at high accelerations, typically of the order of 5000g, occurring during possible shocks on the timepiece accommodating the regulating member 1.
the connecting element 6 has a passage 61 for the wire 5, and at which the latter is immobilized, and it further comprises a support 63 arranged to cooperate in abutment abutment on the shoulder 33.
the connecting element 6 is not pre-crimped on the torsion wire 5, it is only after threading the wire 5 in the bore of the shaft 3 and proper positioning.
the balance 2 advantageously comprises, on either side, means of rotation. fixation 10 along the pivot axis D, first 15 and second 16 means for limiting the radial clearance between the torsion wire 5 and the balance 2.
means of limitation of frolicking can equip a movement 100, at a plate 7 and a bridge 8, between which pivots the balance 2, in place of these first 15 and second 16 means for limiting the radial clearance between the torsion wire 5 and the balance 2, or in addition to these.
the first 15 and the second 16 limiting means are constituted by stones having a passage corresponding to the diameter of the largest radial dimension of the wire of
these stones each comprise a bore of diameter very slightly greater than the diagonal of the section of the torsion wire, a value which is preferably within a range diagonally of the section of the torsion wire, and in a particular embodiment, greater than or equal to 10 micrometers.
the torsion wire 5 is made of metal glass, or else at least partially amorphous alloy composed solely of zirconium, titanium, copper, nickel and beryllium, and comprising between 41 and 44% by mass of zirconium, between 11 and 14% by weight of titanium, between 9 and 13% by weight of copper, between 10 and 11% by weight of nickel, between 22 and 25% by mass of beryllium.
the torsion wire 5 is made of "Liquidmetal” ⁇ "LM10" metal glass.
This metal glass has the advantage of combining high values of modulus of elasticity and yield strength.
the torsion wire 5 is made of metal glass, or else at least partially amorphous alloy comprising 75.44% by weight of nickel, 13% of chromium, 4.2% of iron, 4.5% by weight silicon, 0.06% carbon, 2.8% boron.
the torsion wire 5 is made of "Metglas®” metal glass of reference "MBF20".
the torsion wire 5 is made of silicon and / or silicon oxide.
the torsion wire 5 is made of monocrystalline diamond or polycrystalline diamond.
the achievements with twist wire made of micro-machinable material also make it possible to achieve, as visible on the figure 3 , a one-piece cage made of silicon or the like, with adjustment of the tension at an anchor of the torsion wire 5.
the complete frame 40 can be made, preferably in one piece, of silicon or the like.
This frame 40 comprises a rigid frame 41, in which is stretched the torsion wire 5, the rocker 2 is here made in the form of a beam.
the figure 4 shows a variant comprising tension adjustment means 20 of the torsion thread 5, made for example in the form of an eccentric 43 or wedge inserted in a slot 42, or the like.
the torsion wire 5 is of rectangular section.
the material of the torsion wire 5 is chosen, such that this torsion wire 5 has a modulus of elasticity, in particular transverse in a direction perpendicular to this pivot axis D, greater than 100 GPa, and preferably greater than 100 GPa. 120 GPa.
This condition is achieved with an elaboration in an at least partially amorphous alloy described above, or "Liquidmetal ⁇ " metal glass reference “LM10", or “Metglas®” metal glass reference “MBF20".
the invention also relates to a clockwork movement 100 comprising at least one such regulator member 1 pivoting between a plate 7 and a bridge 8.
this movement 100 comprises, for the embedding of the torsion wire 5, anchoring means 30 of the regulating member 1.
anchoring means 30 are constituted by first anchoring means 301 to bridge 8, and by second anchoring means 302 to the plate 7, and they together define the pivot axis D of the regulating member 1.
the first anchoring means 301 of the torsion wire 5 to the bridge 8 comprise a first clip 11, in particular a slotted clamp having a slot 114 for the passage of the torsion wire 5.
This first clamp 11 has a bearing face 111, facing the balance 2, and which is arranged to bear on a face of complementary support 91 that the bridge 8 comprises, or, as shown in FIG. figure 2 , an orientable support 9 attached to this bridge 8.
This orientable support 9 is preferably, but not exclusively, driven onto deck 8 with sufficient friction to hold it in position. It is orientable in the manner of a bolt carrier, which allows the fine adjustment of the alignment of the pins of the plate pin, the fork, and the exhaust line. This orientable support can, still, be maintained in its angularly adjusted position by holding means, not shown in the figure.
the figure 2 represents the orientable support 9 provided with a shoulder 93 cooperating in abutment with an upper surface 89 of the bridge 8.
the first clamp 11 further comprises a male cone 113, which cooperates with a female cone 123, open towards the balance 2, and comprises a first bushing 12.
This first bushing 12 comprises a thread 122, which cooperates with a thread 92 of the carrier orientable 9.
the first clamp 11 encloses the torsion wire 5 and immobilizes its end, while the bearing face 111 of the first clamp 11 bears against the face of the complementary support 91.
the second anchoring means 302 of the torsion wire 5 to the plate 7 comprise a second clamp 13, in particular a split clamp comprising a slot 134 for the passage of the torsion wire 5.
This second clamp 13 has a bearing face 131, facing the rocker 2, and which is arranged to bear on a complementary bearing face 71 that comprises, on this side, directly the plate 7.
the second clamp 13 further comprises a cone male 133, which cooperates with a female cone 143, open towards the balance 2, and that comprises a second sleeve 14.
This second sleeve 14 has a thread 142, which cooperates with a thread 72 of the plate 7.
material is melted around the wire 5 so as to form an outgrowth, which is stopped when pulling the wire at its opposite end, at a conical crucible or a spherical bowl, or the like, blocking this outgrowth.
the anchoring of the torsion wire 5 is performed by crimping.
the torsion wire 5, provided with fixing means 10 fixed in position, is introduced into the shaft 3 of the balance 2, which is provided with its serge 29, its trays and dowels.
the wire 5 is pulled in abutment abutment between the bearing surface 63 and the shoulder 33.
a second end of the torsion wire 5, on the side of the plate 7, is introduced into the second clamp 13, and pre- tightened in position, thanks to the second sleeve 14.
a first end of the wire 5, the side of the bridge 8 is introduced into the first clamp 11, and pre-clamped in position, thanks to the first sleeve 12.
the action on the first bushing 12 and the second bushing 14 make it possible to adjust the lug, on the side of the plate 7, of the rocker 2 relative to this plate 7 and to the components that it carries, as well as to ensure pre-tension of the thread 5.
the regulating member 1 further comprises shock-absorbing means 34 limiting the radial displacement of the shaft 3.
shock-absorbing means 34 constitute a security type "Incabloc" and can be multiple, arranged at different levels of the shaft 3 in the direction D, and be made in the form of a stone, or magnetic or / and electrostatic repulsion means of an opposing surface 35 that includes the shaft 3.
Such means 34 may advantageously be located at first and second means for limiting the radial clearance of the torsion wire 5.
the clockwork movement 100 then comprises means 20 for adjusting the tension of the torsion thread 5 by adjusting the distance between the bridge 8 and another component, either the plate 7 or a bending blade (particularly at least one of the anchors 301 or 302) to perform this adjustment, or the like.
the voltage adjustment is performed by at least one spring.
these voltage adjusting means 20 comprise a threaded bushing 23 which cooperates in a complementary manner with a tapping 74 of the plate 7.
At least one screw 22 cooperating with a nut 5 integral with the plate 7 is arranged to push the bridge 8 to the plate 7, bearing on the sleeve 23 in its adjustment position.
This screw 22 cooperates, by a thread 221 that it comprises, with a tapping 251 of a nut 25, which is driven into a housing 77 of the plate 7, or which is an integral part thereof.
This screw 22 is concentric with a threaded bush 23, a thread 24 cooperates complementary to a tapping 74 of the plate 7.
the sleeve 23 tends to move away from the plate 7 under the action of a biasing means elastic 21, such as conical spring, Belleville washer, Schnorr washer, or the like, bearing both on a bearing face 76 of the plate 7 and on a bearing face 232 of the sleeve 23, which has a flange 233 arranged to exert a thrust on a support surface 1 of the bridge 8.
a biasing means elastic 21 such as conical spring, Belleville washer, Schnorr washer, or the like
the tension in the torsion wire is greater than 0.1 N. It is indeed necessary to guarantee the voltage with less than 5 micrometers of displacement in vertical.
the adjustments are made so that the maximum bending supportable vertical position is less than or equal to 5 micrometers.
the movement 100 may comprise a plurality of such voltage adjustment means 20, in particular two, distributed substantially symmetrically with respect to the pivot axis D, so as to move the bridge 8 parallel to the plate 7; failing this, guidance on columns can make it possible to guarantee this parallelism with a single voltage adjusting screw 22.
the invention also relates to a timepiece 200 comprising at least one such movement 100 clock.
this piece 200 is a watch.
a watch 200 is provided with such a regulating member 1, which oscillates at a frequency greater than or equal to 5 Hz, and makes the best use of the advantages of the regulating member 1 with a torsion wire 5 according to the invention .

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Springs (AREA)
Micromachines (AREA)
Electric Clocks (AREA)
Electromagnetism (AREA)
Ropes Or Cables (AREA)

EP12182816.4A 2012-09-03 2012-09-03 Regulierorgan für kleinuhr Active EP2703911B1 (de)

Priority Applications (9)

Application Number	Priority Date	Filing Date	Title
EP12182816.4A EP2703911B1 (de)	2012-09-03	2012-09-03	Regulierorgan für kleinuhr
PCT/EP2013/068126 WO2014033309A2 (fr)	2012-09-03	2013-09-03	Organe régulateur d'horlogerie
EP13756164.3A EP2893404B1 (de)	2012-09-03	2013-09-03	Regulierorgan für uhrwerk
US14/423,815 US9201399B2 (en)	2012-09-03	2013-09-03	Timepiece regulating member
JP2015529049A JP6078156B2 (ja)	2012-09-03	2013-09-03	時計の調速部材
RU2015112142A RU2625733C2 (ru)	2012-09-03	2013-09-03	Регулирующий элемент часов
KR1020157008535A KR101777484B1 (ko)	2012-09-03	2013-09-03	타임피스 조절 부재
CN201380057258.9A CN104769509B (zh)	2012-09-03	2013-09-03	钟表调速装置
HK15112790.0A HK1212049A1 (en)	2012-09-03	2015-12-29	Timepiece regulating member

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP12182816.4A EP2703911B1 (de)	2012-09-03	2012-09-03	Regulierorgan für kleinuhr

Publications (2)

Publication Number	Publication Date
EP2703911A1 true EP2703911A1 (de)	2014-03-05
EP2703911B1 EP2703911B1 (de)	2018-04-11

Family

ID=46799121

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP12182816.4A Active EP2703911B1 (de)	2012-09-03	2012-09-03	Regulierorgan für kleinuhr
EP13756164.3A Active EP2893404B1 (de)	2012-09-03	2013-09-03	Regulierorgan für uhrwerk

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
EP13756164.3A Active EP2893404B1 (de)	2012-09-03	2013-09-03	Regulierorgan für uhrwerk

Country Status (8)

Country	Link
US (1)	US9201399B2 (de)
EP (2)	EP2703911B1 (de)
JP (1)	JP6078156B2 (de)
KR (1)	KR101777484B1 (de)
CN (1)	CN104769509B (de)
HK (1)	HK1212049A1 (de)
RU (1)	RU2625733C2 (de)
WO (1)	WO2014033309A2 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3273309A1 (de) *	2016-07-21	2018-01-24	Montres Breguet S.A.	Hybridoszillator einer uhr
EP3379342B1 (de) *	2017-03-22	2022-07-20	Officine Panerai AG	Vorrichtung, die eine schnelleinstellfeder für uhrwerke umfasst, die mit einer triebfeder zusammenwirkt
CN114964588A (zh) *	2022-05-20	2022-08-30	中国人民解放军国防科技大学	一种扭摆式微推力测量装置和方法
US12055896B2 (en)	2016-12-23	2024-08-06	Manufacture D'horlogerie Audemars Piguet Sa	Flexible monolithic component for a timepiece

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2975470B1 (de) *	2014-07-14	2017-05-10	Nivarox-FAR S.A.	Biegsamer Führungsdraht für Uhrwerke
CH709881A2 (fr) *	2014-07-14	2016-01-15	Nivarox Sa	Guidage flexible horloger.
FR3048790B1 (fr) *	2016-03-14	2018-04-06	Lvmh Swiss Manufactures Sa	Mecanisme pour piece d'horlogerie, mouvement horloger et piece d'horlogerie comprenant un tel mecanisme.
EP3422118B1 (de) *	2017-06-30	2020-02-26	Montres Breguet S.A.	Vorrichtung zum befestigen eines armbands
EP3502803B1 (de) *	2017-12-19	2020-08-05	Omega SA	Regulierbare uhreneinheit
CN111061140A (zh) *	2018-10-17	2020-04-24	精工爱普生株式会社	钟表壳体以及钟表
CN109283830A (zh) *	2018-11-20	2019-01-29	深圳智芯科技有限公司	一种减少走时误差的方法、系统和计时装置

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2012
- 2012-09-03 EP EP12182816.4A patent/EP2703911B1/de active Active
2013
- 2013-09-03 US US14/423,815 patent/US9201399B2/en active Active
- 2013-09-03 RU RU2015112142A patent/RU2625733C2/ru active
- 2013-09-03 WO PCT/EP2013/068126 patent/WO2014033309A2/fr active Search and Examination
- 2013-09-03 CN CN201380057258.9A patent/CN104769509B/zh active Active
- 2013-09-03 KR KR1020157008535A patent/KR101777484B1/ko active IP Right Grant
- 2013-09-03 EP EP13756164.3A patent/EP2893404B1/de active Active
- 2013-09-03 JP JP2015529049A patent/JP6078156B2/ja active Active
2015
- 2015-12-29 HK HK15112790.0A patent/HK1212049A1/xx unknown

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DE251558C (de) *
GB616969A (en) *	1943-04-02	1949-01-31	Clemen Jorgensen	Improvements in, or relating to, clocks having rotary or torsion pendulums
US3635013A (en) *	1968-12-17	1972-01-18	Hanns F Bertsch	Biassed oscillator arrangement
US5772803A (en) *	1996-08-26	1998-06-30	Amorphous Technologies International	Torsionally reacting spring made of a bulk-solidifying amorphous metallic alloy
EP2133756A2 (de) *	2008-06-10	2009-12-16	Rolex Sa	Zugfeder für Federhaus
EP2154581A1 (de) *	2008-08-04	2010-02-17	Rolex Sa	Schließzylinderfeder und Verfahren zur ihrer Formgebung
WO2011069273A1 (fr) *	2009-12-09	2011-06-16	Rolex S.A.	Procédé de fabrication d'un ressort pour pièce d'horlogerie

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3273309A1 (de) *	2016-07-21	2018-01-24	Montres Breguet S.A.	Hybridoszillator einer uhr
US10234822B2 (en)	2016-07-21	2019-03-19	Montres Breguet S.A.	Hybrid timepiece oscillator
US12055896B2 (en)	2016-12-23	2024-08-06	Manufacture D'horlogerie Audemars Piguet Sa	Flexible monolithic component for a timepiece
EP3379342B1 (de) *	2017-03-22	2022-07-20	Officine Panerai AG	Vorrichtung, die eine schnelleinstellfeder für uhrwerke umfasst, die mit einer triebfeder zusammenwirkt
CN114964588A (zh) *	2022-05-20	2022-08-30	中国人民解放军国防科技大学	一种扭摆式微推力测量装置和方法

Also Published As

Publication number	Publication date
EP2893404B1 (de)	2016-07-06
CN104769509A (zh)	2015-07-08
WO2014033309A4 (fr)	2014-06-12
WO2014033309A2 (fr)	2014-03-06
CN104769509B (zh)	2017-06-16
KR20150052236A (ko)	2015-05-13
WO2014033309A3 (fr)	2014-04-24
EP2893404A2 (de)	2015-07-15
EP2703911B1 (de)	2018-04-11
RU2015112142A (ru)	2016-10-20
US20150212490A1 (en)	2015-07-30
JP2015530569A (ja)	2015-10-15
HK1212049A1 (en)	2016-06-03
US9201399B2 (en)	2015-12-01
JP6078156B2 (ja)	2017-02-08
KR101777484B1 (ko)	2017-09-11
RU2625733C2 (ru)	2017-07-18

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EP2703911A1 (de)	2014-03-05	Regulierorgan für Uhrwerk
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EP2799937B1 (de)	2020-09-16	Dämpfungskörper eines Unruh-Oszillators einer Uhr
EP3115852A1 (de)	2017-01-11	Uhrkomponente mit einem teil mit verbesserter schweissoberfläche
EP3273309B1 (de)	2018-11-07	Hybridoszillator einer uhr
EP3112951B1 (de)	2018-01-24	Herstellungsverfahren, das einen modifizierten bearbeitungsschritt umfasst
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