EP2397919B1 - Herstellungsverfahren einer Spiralfederanordnung einer Uhr aus mikro-bearbeitbarem Material oder Silizium - Google Patents

Herstellungsverfahren einer Spiralfederanordnung einer Uhr aus mikro-bearbeitbarem Material oder Silizium Download PDF

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Publication number
EP2397919B1
EP2397919B1 EP10166685.7A EP10166685A EP2397919B1 EP 2397919 B1 EP2397919 B1 EP 2397919B1 EP 10166685 A EP10166685 A EP 10166685A EP 2397919 B1 EP2397919 B1 EP 2397919B1
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Prior art keywords
component
hairspring
silicon
junction
micro
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EP10166685.7A
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English (en)
French (fr)
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EP2397919A1 (de
Inventor
Polychronis Karapatis (Nakis)
Pierre Cusin
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Montres Breguet SA
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Montres Breguet SA
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Application filed by Montres Breguet SA filed Critical Montres Breguet SA
Priority to EP10166685.7A priority Critical patent/EP2397919B1/de
Priority to PCT/EP2011/057459 priority patent/WO2011160885A1/fr
Priority to JP2011134572A priority patent/JP5823180B2/ja
Priority to US13/164,124 priority patent/US8757868B2/en
Priority to CN201110211398XA priority patent/CN102289184B/zh
Publication of EP2397919A1 publication Critical patent/EP2397919A1/de
Priority to HK12102210.6A priority patent/HK1161759A1/xx
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Publication of EP2397919B1 publication Critical patent/EP2397919B1/de
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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
    • G04B17/066—Manufacture of the spiral spring
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
    • G04D3/0002—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe
    • G04D3/0035—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components of the regulating mechanism
    • G04D3/0041—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components of the regulating mechanism for coil-springs
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49609—Spring making

Definitions

  • the invention relates to a method for manufacturing a micro-mechanical assembly made of micro-machinable material or silicon comprising at least a first planar component made of micro-machinable material or silicon produced in a wafer of micro-machinable material or in silicon of given crystalline orientation, said first component extending on one side of a base plane.
  • the invention relates more particularly to a method of manufacturing a spiral watch-timepiece assembly made of micro-machinable material or silicon comprising at least one planar spiral spring made of a micro-machinable material or silicon made of a material wafer. micro-machinable or silicon of given crystalline orientation, said coil spring extending from one side of a base plane.
  • the invention also relates to a spiral assembly comprising a planar spiral spring and a terminal curve.
  • the invention also relates to a timepiece comprising at least one attachment point which comprises fixing means.
  • the invention also relates to a timepiece comprising at least one stud for hooking a hairspring, said peg comprising fixing means.
  • the technical field is that of micro-mechanical components, and in particular that of timepieces made of micro-machinable material or silicon, or the like.
  • the field is that of three-dimensional components such as certain components of regulating and especially the spirals.
  • the invention will be described more particularly for the preferred application of a spiral made of silicon.
  • Some watch spirals such as Breguet spirals have an external terminal curve of particular shape, bent, or in a particular curve such as Phillips curve, this terminal curve being fixed to a peak.
  • This peak in the case of a flat hairspring, is in a plane other than that of the spring, and the projection of its position in the plane of the spring can be located anywhere in relation to this one, to the inside or outside the range of movement of the spring.
  • the bolt In the case of a cylindrical hairspring, or other, the bolt can occupy any position in space.
  • Silicon implementation techniques make it possible to produce planar components by deep-etching ion etching (DRIE) and to obtain complex geometries.
  • DRIE deep-etching ion etching
  • the manufacturing possibilities are limited to parallel multi-layer components, and it is possible to combine different manufacturing processes: assembly, multi-level engraving, wafer-bonding, or others. These manufacturing methods are generally limited to putting together flat subcomponents, which can be staged, assembled at different levels.
  • the terminal curve must allow to make a correct junction between the spiral body and the peak.
  • the present invention proposes to make the junction of a flat spiral spring micro-machinable material with a peak, a curve of strong curvature developing in space in a plane other than that of the spiral spring.
  • the invention relates to a method for manufacturing a spiral watch assembly, this method being defined in independent claim 1. Variants of the invention are defined in the dependent claims 2 to 12. The invention also relates to a spiral watch assembly as defined in the independent claim 13. The invention also relates to a timepiece as defined in dependent claims 14 and 15.
  • the invention makes it possible to attach a planar spiral spring made of silicon to a pin situated much higher than its plane, and whose projection in the plane of this spiral spring is situated outside the latter.
  • the method according to the invention also advantageously makes it possible to assemble subcomponents which are derived from wafers of different crystalline orientations, which makes it possible to take advantage of the elastic properties according to the needs.
  • the technical field is that of micro-mechanical components, and in particular that of timepieces made of micro-machinable material or silicon, or the like. More particularly, the field is that of three-dimensional components such as certain components of regulating members and in particular the watch spirals.
  • the invention is described here more particularly for the preferred application of a spiral assembly 1 of micro-machinable material or silicon, having a terminal curve 4 junction with a peak 5 of a timepiece 10, this peak 5 being offset with respect to the plane of a spiral spring 2 plan, to perform the peeling of this spiral assembly 1.
  • the invention relates to a method of manufacturing a micromechanical or watchmaking assembly of micro-machinable material or silicon and three-dimensional.
  • three-dimensional it should be understood that this set develops in space not only according to a thickness, but that perpendiculars to surfaces which the component comprises cut it at several points, and that this set can not be obtained with a machining or a shaping of plane type allowing only contouring or machining pockets in a single direction perpendicular to a plane.
  • a preliminary phase of study succeeds a sub-component manufacturing phase, then a phase of assembly of the completed component.
  • each sub-component is manufactured in a wafer of crystalline orientation corresponding to that chosen for this subcomponent. It is understood that the concept of parallelepipedic prism, including rectangle, is used for the design phase alone, since for the manufacturing phase it is necessary to accommodate the format of the available wafers, which may in particular be disks.
  • this assembly is assembled by assembling the sub-components in pairs according to the assembly mode determined for each junction zone.
  • all elementary prisms are perpendicular to each other.
  • the number of subcomponents is minimized.
  • the thicknesses of the subcomponents are minimized.
  • the manufacturing cost is minimized by choosing the minimum cumulative cost during a simulation in which both the number and the thicknesses of the subcomponents are varied. .
  • the assembly at the junction zones can be achieved by any means compatible with the technology of the micro-machinable material or silicon.
  • the wafer planes of some of these subcomponents are perpendicular to one another.
  • the wafer plane of the second component is perpendicular to that of the first component.
  • the second component has the shape of a curve, and comprises at least one curvature in the plane between the two faces closest to the wafer from which it comes, and whose center of curvature is located between these parallel faces.
  • the smallest section of the second component has its smallest dimension which corresponds to the smallest dimension of the wafer from which it is derived.
  • the smallest section of the second component has its largest dimension corresponding to the smallest dimension of the elementary prism from which it is derived.
  • At least one of the junction areas comprises first stop means that comprise means for joining a component, and which are arranged to cooperate with first complementary stop means that comprise complementary junction means that comprises an adjacent subcomponent.
  • these first stop means and / or these first complementary stop means are completed by second stop means, which are arranged to immobilize together the subcomponent and the adjacent subcomponent.
  • these second stop means comprise at least one elastic element arranged to allow the assembly of the subcomponent and the adjacent subcomponent, and to prevent their disassembly.
  • one of the subcomponents for example a flat spiral spring, comprises an eyelet into which is inserted the end of another sub-component.
  • this end comprises a stop, not shown in the figures, constituting first stop means, which cooperate with first complementary stop means constituted by one of the faces of the eyelet, and it further comprises, not shown in the figures, an elastic blade eclipsable by compression in a corresponding housing of the terminal curve during its insertion into the eyelet, and recalled in the stop position behind the other face of the eyelet, with which it cooperates with a free end in return.
  • all the components of this set are made of silicon.
  • a spiral assembly 1 of a timepiece 10 of micro-machinable material or silicon comprises at least one such first component constituted by a spiral spring 2 plan of micro-machinable material or silicon, which is made in a wafer of micro-machinable material or silicon of given crystalline orientation, this spiral spring 2 extending from one side of a base plane P.
  • This spiral spring plane 2 is arranged to cooperate on the side of its inner coil with a ferrule, or comprises at the end of its inner coil a ferrule.
  • the spiral assembly 1 according to the invention associates with this spiral spring 2 means for its indirect hooking with a stud 5, belonging to a timepiece 10, and offset from it.
  • the wafer planes of some of said subcomponents are perpendicular to each other. In a particular embodiment, they are all perpendicular two by two.
  • the wafer plane of the terminal curve 4 is perpendicular to that of the planar spiral spring 2, that is to say to the basic plane P.
  • the terminal curve 4 comprises at least one curvature in the plane between the two faces closest to the wafer from which it is derived, and whose center of curvature is located between these parallel faces.
  • the smallest section of the terminal curve 4 has its smallest dimension which corresponds to the smallest dimension of the wafer from which it is derived.
  • the smallest section of the terminal curve 4 has its largest dimension which corresponds to the smallest dimension of said elementary prism from which it is derived.
  • the spiral assembly 1 comprises only the end curve 4 and the plane spiral spring 2.
  • the stud 5, which is part of the timepiece 10 in which is incorporated the spiral assembly 1, comprises fastening means 6 for the attachment of the latter.
  • the end curve 4 preferably comprises, at its second end 11 opposite the flat spiral spring 2, complementary fastening means 7 arranged for its assembly and attachment to the fixing means 6 of the stud 5, and which preferably comprise a profile. complementary arranged to cooperate by interlocking or gluing with a profile that comprises the fixing means 6 of the peak.
  • the fixing means 6 of the stud 5 are a notch
  • the complementary fastening means 7 are a tenon.
  • Naturally first and second stop means similar to those described above can equip this particular junction.
  • the implementation of the invention also makes it possible to arrange the inner end 12 of the hairspring 2, on the side of the shell.
  • the spiral spring 2 can still be assembled, on the side of its inner turn, with a subcomponent constituting an inner curve type "Grossmann curve".
  • the spiral spring 2 can be assembled, on the side of its inner coil, with a subcomponent constituting a ferrule with a thickness greater than that of the spiral spring 2.
  • junction of the subcomponents can be made by interlocking, with or without clipping, gluing or welding or brazing, these assembly methods being cumulative.
  • the assembled spiral assembly 1 can be made with a spiral spring 2 and a terminal curve 4 from the same wafer. But, as we have seen, it may be advantageous to favor, in certain configurations, particular crystalline orientations for certain subcomponents, so as to make the best use of their elastic properties in particular directions.
  • all the components of this set are made of silicon.
  • the invention thus relates to a spiral assembly 1 comprising a spiral spring plane 2 and a terminal curve 4. It is achieved by the implementation of the method according to the invention. Its end curve 4 and its planar spiral spring 2, each made of micro-machinable material or silicon, are assembled together at a junction zone 3 and are in oblique planes, one for each other. report to the other. In a preferred embodiment, all the components of this spiral assembly 1 are made of silicon.
  • the invention also relates to a timepiece 10 comprising at least one attachment point 5 which comprises fastening means 6.
  • this timepiece 10 comprises at least a set 1 made by the method described above, in any of its variants, and comprises at least one such first component 2 and at least one such second component 4, the second component 4 for the attachment of this set 1 at this point of attachment 5.
  • this second component 4 comprises complementary fastening means 7 arranged for its assembly and its attachment to the fastening means 6 of the attachment point 5.
  • the invention also relates to a timepiece 10 comprising at least one peg 5 for the attachment of a hairspring, this peg 5 comprising fastening means 6, this timepiece 10 comprising at least one spiral assembly 1 obtained by the method according to the invention, and comprising a planar spiral spring 2 and an end curve 4, each made of micro-machinable material or silicon, and whose end curve 4 comprises complementary fastening means 7 arranged for its assembly and its attachment to the fixing means 6 of the peak 5.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Micromachines (AREA)
  • Springs (AREA)

Claims (15)

  1. Verfahren zum Herstellen einer Uhrenspiralfederanordnung (1) aus einem mikrobearbeitbaren Material oder aus Silizium und in drei Dimensionen, umfassend die folgenden Schritte:
    - Herstellen mindestens einer ersten ebenen Komponente, die durch eine Spiralfeder (2) aus einem mikrobearbeitbaren Material oder aus Silizium gebildet ist und in einem Wafer aus einem mikrobearbeitbaren Material oder aus Silizium mit gegebener Kristallorientierung ausgebildet wird, wobei sich die erste Komponente auf einer Seite einer Basisebene (P) erstreckt;
    - Herstellen mindestens einer Unterkomponente der Spiralfederanordnung (1), die zweite Komponente (4) genannt wird, eben ist und in ein parallelepipedförmiges Elementar-Prisma einbeschrieben ist, das die Spiralfeder (2) auf Höhe eines Verbindungsbereichs schneidet, wobei die zweite Komponente (4) in einem Wafer aus einem mikrobearbeitbaren Material oder aus Silizium ausgebildet wird, wobei die zweite Komponente (4) eine Endkurve der Spiralfederanordnung (1) bildet und die mindestens eine Spiralfeder (2) direkt mit einem Punkt in dem Raum verbindet, dessen Projektion auf die Basisebene (P) sich außerhalb der Spiralfeder (2) befindet, wobei die Endkurve (4) in einer Ebene liegt, die zu jener der mindestens einen Spiralfeder (2) senkrecht ist;
    - Ausführen des Zusammenfügens der Spiralfeder (2) und der Endkurve (4) auf Höhe des Verbindungsbereichs durch Zusammenfügungsmittel.
  2. Verfahren nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass die Endkurve (4) mindestens eine Krümmung in der Ebene aufweist, die sich zwischen den beiden sich am nächsten stehenden parallelen Flächen des Wafers befindet, aus dem sie hervorgegangen ist, wobei sich das Zentrum der Krümmung zwischen diesen parallelen Flächen befindet.
  3. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Endkurve (4) die mindestens eine ebene Spiralfeder mit einem Spiralklötzchen (5) verbindet, das projiziert auf die Basisebene (P) außerhalb der Spiralfeder (2) angeordnet ist.
  4. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Endkurve (4) ein Profil des Typs "Phillips-Kurve" aufweist.
  5. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Spiralfederanordnung (1) nur die Endkurve (4) und die ebene Spiralfeder (2) umfasst.
  6. Verfahren einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die ebene Spiralfeder (2) dafür ausgelegt ist, auf Seiten ihrer Innenwindung mit einer Unterkomponente, die durch eine Spiralfederrolle gebildet ist, zusammenzuwirken.
  7. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass der kleinste Querschnitt der Endkurve (4) deren kleinste Abmessung aufweist, die der kleinsten Abmessung des Wafers, aus dem sie hervorgegangen ist, entspricht.
  8. Verfahren nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass der kleinste Querschnitt der Endkurve (4) deren größte Abmessung aufweist, die der kleinsten Abmessung des Elementar-Prismas, aus dem sie hervorgegangen ist, entspricht.
  9. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Zusammenfügen der Unterkomponenten durch Klemmen zwischen den Verbindungsmitteln einer Komponente und komplementären Verbindungsmitteln, die eine benachbarte Unterkomponente aufweist, erfolgt, wobei zumindest die Verbindungsmittel oder die komplementären Verbindungsmittel mindestens ein elastisches Element aufweisen, das dafür ausgelegt ist, zumindest die komplementären Verbindungsmittel oder die Verbindungsmittel festzusetzen.
  10. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass mindestens ein Verbindungsbereich erste Arretierungsmittel umfasst, die die Verbindungsmittel einer Komponente umfassen und die dafür ausgelegt sind, mit ersten komplementären Arretierungsmitteln zusammenzuwirken, die komplementäre Verbindungsmittel umfassen, welche eine benachbarte Unterkomponente aufweist.
  11. Verfahren nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass die ersten Arretierungsmittel und/oder die ersten komplementären Arretierungsmittel durch zweite Arretierungsmittel vervollständigt sind, die dafür ausgelegt sind, gemeinsam die Unterkomponente und die benachbarte Unterkomponente festzusetzen.
  12. Verfahren nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass die zweiten Arretierungsmittel mindestens ein elastisches Element umfassen, das dafür ausgelegt ist, das Zusammenfügen der Unterkomponente und der benachbarten Unterkomponente zuzulassen, und ihre Demontage zu verhindern.
  13. Uhrenspiralfederanordnung (1) aus einem mikrobearbeitbaren Material oder aus Silizium und in drei Dimensionen, umfassend mindestens eine erste ebene Komponente, die aus einer Spiralfeder (2) aus einem mikrobearbeitbaren Material oder aus Silizium gebildet ist, die in einem Wafer aus einen mikrobearbeitbaren Material oder aus Silizium mit gegebener Kristallorientierung ausgebildet ist, wobei sich die erste Komponente auf einer Seite einer Basisebene (P) erstreckt, dadurch gekennzeichnet, dass sie mindestens eine zweite Komponente (4) umfasst, die eben ist und in ein parallelepipedförmiges Elementar-Prisma einbeschrieben ist, das aus einem Wafer aus einem mikrobearbeitbaren Material oder aus Silizium hervorgegangen ist, wobei die zweite Komponente (4) eine Endkurve (4) der Spiralfederanordnung (1) bildet und die mindestens eine Spiralfeder (2) direkt mit einem Punkt in einem Raum verbindet, dessen Projektion auf die Basisebene (P) sich außerhalb der Spiralfeder (2) befindet, wobei die Endkurve (4) in einer Ebene liegt, die zu jener der mindestens einen Spiralfeder (2) senkrecht ist, und die Endkurve (4) der zweiten Komponente die Spiralfeder (2) auf Höhe eines Verbindungsbereichs schneidet und mit dieser auf Höhe des Verbindungsbereichs durch Zusammenfügungsmittel zusammengefügt ist.
  14. Zeitmessgerät (10), umfassend mindestens einen Verankerungspunkt (5), der Befestigungsmittel (6) aufweist, dadurch gekennzeichnet, dass es mindestens eine Uhrenspiralfederanordnung (1) nach dem vorhergehenden Anspruch umfasst, die so angeordnet ist, dass die Projektion des Verankerungspunkts (5) auf die Basisebene (P) und die Spiralfeder (2) sich außerhalb voneinander befinden, wobei sich die Projektion des Verankerungspunkts (5) auf die Basisebene (P) außerhalb der Spiralfeder (2) befindet, und ferner dadurch gekennzeichnet, dass die Endkurve (4) mit dem Verankerungspunkt (5) durch Zusammenwirkung von komplementären Befestigungsmitteln (7), die die Endkurve (4) aufweist, mit den Befestigungsmitteln (6) des Verankerungspunkts (5) zusammengefügt und daran befestigt ist.
  15. Zeitmessgerät (10) nach dem vorhergehenden Anspruch, umfassend mindestens ein Spiralklötzchen (5) für die Verankerung einer Spiralfeder, wobei das Spiralklötzchen (5) Befestigungsmittel (6) aufweist, dadurch gekennzeichnet, dass es mindestens eine Spiralfederanordnung (1) nach Anspruch 13 umfasst und dass die Endkurve (4) komplementäre Befestigungsmittel (7) umfasst, die dafür ausgelegt sind, mit den Befestigungsmitteln (6) des Spiralklötzchens (5) zusammengefügt und daran befestigt zu werden.
EP10166685.7A 2010-06-21 2010-06-21 Herstellungsverfahren einer Spiralfederanordnung einer Uhr aus mikro-bearbeitbarem Material oder Silizium Active EP2397919B1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP10166685.7A EP2397919B1 (de) 2010-06-21 2010-06-21 Herstellungsverfahren einer Spiralfederanordnung einer Uhr aus mikro-bearbeitbarem Material oder Silizium
PCT/EP2011/057459 WO2011160885A1 (fr) 2010-06-21 2011-05-10 Procede de fabrication d'un ensemble spiral de piece d'horlogerie en materiau micro-usinable ou en silicium
JP2011134572A JP5823180B2 (ja) 2010-06-21 2011-06-16 時計テンプ・ゼンマイ組立体を微細機械加工可能材料又はシリコンで製造する方法
US13/164,124 US8757868B2 (en) 2010-06-21 2011-06-20 Method of fabricating a timepiece balance spring assembly in micro-machinable material or silicon
CN201110211398XA CN102289184B (zh) 2010-06-21 2011-06-20 以可微加工材料或硅制造时计摆轮游丝组件的方法
HK12102210.6A HK1161759A1 (en) 2010-06-21 2012-03-05 Method of fabricating a timepiece balance spring assembly in micro- machinable material or silicon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP10166685.7A EP2397919B1 (de) 2010-06-21 2010-06-21 Herstellungsverfahren einer Spiralfederanordnung einer Uhr aus mikro-bearbeitbarem Material oder Silizium

Publications (2)

Publication Number Publication Date
EP2397919A1 EP2397919A1 (de) 2011-12-21
EP2397919B1 true EP2397919B1 (de) 2017-11-08

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US (1) US8757868B2 (de)
EP (1) EP2397919B1 (de)
JP (1) JP5823180B2 (de)
CN (1) CN102289184B (de)
HK (1) HK1161759A1 (de)
WO (1) WO2011160885A1 (de)

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CH706424B1 (fr) * 2012-04-20 2015-09-30 Nivarox Sa Procédé de solidarisation de deux pièces en silicium cristallin.
HK1186057A2 (en) 2013-01-14 2014-03-07 Master Dynamic Ltd Stress-relief elastic structure of hairspring collet
CH707815B1 (fr) 2013-03-19 2017-05-31 Nivarox Far Sa Sous-ensemble de mécanisme d'échappement d'horlogerie comportant un ressort-spiral.
EP2916177B1 (de) * 2014-03-05 2018-11-07 Nivarox-FAR S.A. Spirale, die mit einer Federscheibe gesichert werden muss
EP3081996B1 (de) * 2015-04-16 2019-02-27 Montres Breguet S.A. Spirale aus mikrobearbeitbarem material mit isochronismus-korrektur
EP3106931A1 (de) * 2015-06-16 2016-12-21 Nivarox-FAR S.A. Werkstück mit entkoppelter schweissoberfläche
EP3159747A1 (de) * 2015-10-22 2017-04-26 ETA SA Manufacture Horlogère Suisse Spiralfeder mit reduziertem platzbedarf und konstantem durchmesser
US10338259B2 (en) 2015-12-14 2019-07-02 Covidien Lp Surgical adapter assemblies and wireless detection of surgical loading units
EP3252541A1 (de) * 2016-06-01 2017-12-06 Rolex Sa Teil zum befestigen einer unruhspiralfeder
EP3252542B1 (de) 2016-06-01 2022-05-18 Rolex Sa Teil zur befestigung einer unruhspirale
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JP5823180B2 (ja) 2015-11-25
JP2012002813A (ja) 2012-01-05
CN102289184A (zh) 2011-12-21
US8757868B2 (en) 2014-06-24
HK1161759A1 (en) 2012-08-03
US20110310710A1 (en) 2011-12-22
CN102289184B (zh) 2013-07-17
EP2397919A1 (de) 2011-12-21

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