EP2824518B1 - Mikrometerregulierung des Spiels der Triebfeder eines Uhrwerks - Google Patents

Mikrometerregulierung des Spiels der Triebfeder eines Uhrwerks Download PDF

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Publication number
EP2824518B1
EP2824518B1 EP13175834.4A EP13175834A EP2824518B1 EP 2824518 B1 EP2824518 B1 EP 2824518B1 EP 13175834 A EP13175834 A EP 13175834A EP 2824518 B1 EP2824518 B1 EP 2824518B1
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EP
European Patent Office
Prior art keywords
component
contact surface
axial direction
movement
adjustment
Prior art date
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Active
Application number
EP13175834.4A
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English (en)
French (fr)
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EP2824518A1 (de
Inventor
Olivier Rebetez
Baptist Wyssbrod
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.)
ETA SA Manufacture Horlogere Suisse
Original Assignee
ETA SA Manufacture Horlogere Suisse
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 ETA SA Manufacture Horlogere Suisse filed Critical ETA SA Manufacture Horlogere Suisse
Priority to EP13175834.4A priority Critical patent/EP2824518B1/de
Priority to CH01234/13A priority patent/CH708280A2/fr
Priority to US14/312,845 priority patent/US9268305B2/en
Priority to JP2014133642A priority patent/JP5873531B2/ja
Priority to HK14107040.9A priority patent/HK1197631A2/xx
Priority to CN201410327826.9A priority patent/CN104281044B/zh
Priority to CN201420380620.8U priority patent/CN204215161U/zh
Publication of EP2824518A1 publication Critical patent/EP2824518A1/de
Priority to HK15106657.4A priority patent/HK1206114A1/xx
Application granted granted Critical
Publication of EP2824518B1 publication Critical patent/EP2824518B1/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
    • G04B1/00—Driving mechanisms
    • G04B1/10—Driving mechanisms with mainspring
    • G04B1/18—Constructions for connecting the ends of the mainsprings with the barrel or the arbor
    • 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
    • G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
    • 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
    • G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
    • G04B31/02—Shock-damping bearings
    • 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
    • G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
    • G04B31/02—Shock-damping bearings
    • G04B31/04—Shock-damping bearings with jewel hole and cap jewel
    • 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
    • G04B35/00—Adjusting the gear train, e.g. the backlash of the arbors, depth of meshing of the gears
    • 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
    • G04D3/0056—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for bearing components
    • 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
    • G04D3/0056—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for bearing components
    • G04D3/0058—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for bearing components for bearing jewels

Definitions

  • the invention relates to a clockwork movement comprising at least one carrying structure of at least one mobile, the frage of said at least one mobile relative to said at least one structure being adjustable by means of an adjusting device micrometric, according to an axis of pivot relative to said structure, said device comprising at least one pivot bearing of said mobile, said at least one bearing defining at least one axial stop of said mobile in the axial direction of said axis, said device comprising at least a first variable thickness adjustment stage in said axial direction, which first adjustment stage comprises, on the one hand, a first component provided with first accessible pivoting drive means for driving them by a tool and carrying said bearing, and on the other hand a second component on which said first component is pushed by at least one elastic return means, said second component (8) being directly attached to said structure, said first component having a first evolutive contact surface in said axial direction as a function of the angular position, and said second component having a second evolutive contact surface in said axial direction as a function of the angular position, cooperating in contact
  • the invention relates to the field of watch movements, and more particularly to the field of guiding watchmobiles and their adjustment.
  • the setting of the frolicking of a watch mobile is a delicate operation carried out by highly qualified personnel, often by plastic deformation of a structural element, bridge or the like, or by stripping a stone and its sound. rechassage.
  • the mechanisms rarely incorporate adjustment means, because of the very small desired adjustment ranges, of a few microns or a few hundredths of a millimeter at most, that conventional micrometric means such as thread-tapping assemblies do not make it possible to obtain because of the necessary functional clearances, greater than the control ranges desired.
  • any adjustment mechanism necessarily has a size that is rarely compatible with that of the watch movement.
  • the document CH 339 136 A in the name of ERARD TECHNICAL OFFICE describes a horological bearing comprising, arranged concentrically, a member constituting the bearing body and a central member carrying at least one bearing. The axial position of the central member can be adjusted by rotating it relative to the bearing body.
  • the document CH 356 090 A in the name of SEITZ & CO describes a bearing with axial abutment member removably mounted in a bearing body having one of the projections which cooperate with helical ramps that comprises a kitten constituting this axial abutment element.
  • the document US 2010/188941 A1 in the name of SEIKO discloses a bearing structure, with a fully axial configuration, rotatably supporting a front end portion of a wheel shaft relative to a base body, comprising: a bearing, a bearing support body supporting the bearing and having a male screw portion on an outer peripheral surface of the wheel shaft, and an adjusting nut having a female screw portion threadingly engaged with the male screw portion of the bearing support body, regulated in its displacement in the direction of extension of the wheel shaft by the base body, and adapted to adjust the position of the bearing relative to the direction of extension of the shaft by via the bearing support member.
  • the invention proposes to integrate a micrometer function frolicking adjustment to a clock mechanism, with sensitivity allowing adjustment of a few micrometers, in a space reduced in thickness, and adaptable to an existing movement at the cost of limited transformations and inexpensive structural components in which are housed the bearings of the mobile which we want to adjust the frolicking.
  • the invention must allow frolicking without disassembly of the pre-assembled assembly, by an external intervention by means of a tool.
  • the invention relates to a clockwork movement comprising at least one carrier structure of at least one mobile, including the frost of said at least one mobile with respect to said at least one structure is adjustable by means of a micrometric adjustment device, according to claim 1.
  • the invention also relates to a timepiece comprising at least one such movement.
  • the invention relates to the field of guiding of watchmakers and their adjustment.
  • the invention is illustrated with the adjustment of the frog at a single pivoting guide bearing of a mobile. Naturally it is possible to equip each guide bearing in pivoting of a mobile with a similar mechanism.
  • the invention relates to a clockwork movement 100 comprising at least one structure 3 carrying at least one clockwork mobile 2, which pivots about a pivot axis D with respect to a carrier structure 3.
  • the frosting of this at least one mobile 2 relative to this at least one structure 3 is adjustable by means of a micrometric adjustment device 1.
  • the frost is adjustable by means of a housing equipped 20 exposed further.
  • This micrometric adjustment device 1 comprises at least one bearing 4 for pivoting the mobile 2.
  • This bearing 4 defines at least one axial stop of the mobile 2 in the axial direction of the axis D.
  • step 4 is meant, in the broad sense, the guiding function of the mobile 2: the actual pivoting guide, the possible axial support, the possible anti-shock damper, this bearing 4 is in one or more parts, and can in particular be made integrally, silicon , "Liga” or “MEMS” technology, incorporating radial guidance, axial support, and shock absorption.
  • the device 1 comprises at least a first adjustment stage 5, which is free of threading and tapping, and whose thickness is variable in the axial direction, according to the relative setting of the components it comprises: firstly a first component 6 provided with pivoting driving means 7 accessible for their drive by a tool (screwdriver or key or the like) and bearing carrier 4 (which can also be integrated), and secondly a second component 8 on which is pushed the first component 6 by at least one elastic return means 9.
  • This second component 8 is attached to the structure 3, either directly as in the variant of FIG. figure 9 according to the invention, or via at least one housing 10 according to another embodiment as in the case of Figures 1, 2 , 6 and 8 . It is still conceivable to fix it via at least one other adjustment stage 50 of variable thickness in the axial direction as in the case of Figures 6 and 7 , provided that each of the stages can be locked angularly.
  • the elastic return means 9 are supported on the structure 3, either directly as in the variant of the figure 9 or via at least one housing 10 as in the case of Figures 1, 2 , and 6 to 8 .
  • the elastic return means 9 are thus supported on the structure 3 by means of at least one housing 10, and the second component 8 is fixed to this housing 10 in a fixed position in the axial direction and in a position fixed angle.
  • the elastic return means 9 (in particular in the form of a stamped spring) comprise first indexing means 91, for example peripheral claws or notches, for their angular positioning relative to the housing 10 which comprises first complementary indexing means 11, for example notches or bosses respectively.
  • the elastic return means 9 also comprise second indexing means 92, such as notches or notches for their angular positioning relative to the first component 6, which face opposite complementary means, not illustrated so as not to overload the figures, such as notches or pins respectively.
  • the first component 6 comprises a first contact surface 16 that can be scaled in the axial direction as a function of the angular position
  • the second component 8 has a second contact surface 18 that is scalable in the axial direction. function of the angular position. This second contact surface 18 cooperates in contact with the first contact surface 16 under the action of at least one elastic return means 9.
  • the contacting surfaces correspond to a particular height, thus the overall thickness of the stage 5 formed by the stacking of these components.
  • two components depends on the angular offset between them.
  • the contact surfaces are designed so that at a given offset angle corresponds to a particular total thickness value, which provides reproducibility, and allows, if necessary, to scale the visible face of the second component 8 facing the drive means 7 (here a radial right slot) to indicate to the user the resulting change in frog.
  • At least the first contact surface 16 or the second contact surface 18 comprises at least one helical annular cam track, tangent along its entire width with any radial perpendicular to the axial direction.
  • the antagonistic contact surface may comprise a relief such as another cam, a succession of steps, or a succession of bosses or notches, or other.
  • each of the contact surfaces can be made according to one of these examples, but the variant with a very low pitch cam is preferred in the case of the invention because it allows a continuous adjustment, a very small axial variation for a large angular deflection and therefore a high sensitivity. In addition, its low slope ensures sufficient friction for holding it in position.
  • the friction provided by the elastic return means 9 fulfills the same function of holding in position.
  • both the first contact surface 16 and the second contact surface 18 each comprise at least one helical annular cam track, tangent along its entire width with any radial perpendicular to the axial direction.
  • first contact surface 16 and the second contact surface 18 each comprise the same number of cam tracks (here three), of the same angular amplitude, and likewise no cam, and are arranged in complementarity. in profile.
  • These low slope cams also have a small clean thickness, which is favorable for space saving and the integration of the frost control device 1 in a flat or ultra-flat movement.
  • the figure 10 shows a detail of a particular embodiment, wherein the return means 9 is a spring stamped in a spherical cap, and wherein the first component 6 comprises a guide surface 62 which cooperates in radial guiding with an antagonistic surface 102 of the housing 10.
  • the first component 6 further comprises housings 61 for receiving and stopping in rotation of the lugs 92 of the spring 9 forming the indexing means 92, the housings 61 forming the complementary indexing means.
  • the invention also makes it possible to accumulate several adjustment stages, for example to have an enlarged adjustment amplitude, while having an adjustment for values of a few micrometers.
  • the second component 8 is fixed to the structure 3 via at least one other adjustment stage 50 of variable thickness in the axial direction.
  • This other stage 50 is preferably of similar composition to that of the first adjustment stage 5, and comprises, on the one hand a third component 60 provided with pivoting drive means 70 accessible for their drive by a tool, this third component 60 being secured to the second component 8 and having a third contact surface 160 opposite the second contact surface 18, and secondly a fourth component 80 carrying a fourth contact surface 180 cooperating with the third contact surface 160, this fourth component 80 being fixed to the structure 3, either directly or via at least one other adjustment stage.
  • the Figures 6 and 7 illustrate such a two-stage mounting 5 and 50, with concentric adjustment means 7 and 70, accessible to the operator on the same side.
  • An alternative embodiment relates to an equipped housing 20 comprising such a device 1. It preferably comprises such a housing 10, which encloses at least one such first adjustment stage 5 and whose second component 8 is secured to the housing 10, and whose the elastic return means 9 are supported in the housing 10.
  • Such an equipped housing 20 is a complete micrometric adjustment means, of small thickness, easy to accommodate in a bore or countersink of a structure 3. It constitutes a cabochon particular, integrating the bearing 4 and all or part of the functions of radial guidance, axial support, and shock absorption, and which has the advantage of providing an axial adjustment, for a similar size, barely higher than that of a classic cabochon.
  • the housing 10 may comprise an outer shoulder for mounting it in a smooth bore and resting on a face of a plate or a bridge.
  • the housing 10 may comprise a cylindrical outer diameter, and be removed or fixed in position by any known method of the watchmaker.
  • this movement 100 comprises a structure 3, which comprises a countersink 30 for receiving at least one such first adjustment stage 5 without threading and tapping.
  • the first component 6 and the second component 8 of this stage 5 are guided in a bore 32 of the countersink 30, the second component 8 being directly attached to the structure 3, and the elastic return means 9 resting on the bottom 31 of the
  • the second component 8 comprises a flange 81 fastened integrally to a shoulder 33 that includes the countersink 30.
  • the invention also relates to a timepiece 200 comprising at least one such movement 100.
  • the use of housings equipped with differentiated adjustment ranges makes it possible to adapt to several cases (range of adjustment of narrow amplitude or on the contrary very wide), for the same external bulk.
  • the first and second components, as well as the housing can be made by micro-injection, or according to "MEMS" type technologies, and require no machining, while the spring constituting the elastic return means is advantageously formed and cut by stamping. The only machining required is that of the structure for receiving the device according to the invention.
  • the invention achieves the objectives of high sensitivity, ease of adjustment accessible to watchmaking personnel normal qualification, small footprint, reduced cost of implementation. It makes it possible to easily modify an existing template, by simply machining a bore or countersink in a deck or bridge, to integrate the frolicking setting function allowing the achievement of better chronometric performances, and therefore , a valuation of the timepiece receiving the caliber concerned.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Micromachines (AREA)
  • Support Of The Bearing (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Transmission Devices (AREA)

Claims (7)

  1. Uhrwerk (100), umfassend mindestens eine Struktur (3) zum Tragen mindestens eines Drehteils (2), wobei das Spiel des mindestens einen Drehteils (2) in Bezug auf die mindestens eine Struktur (3) durch eine mikrometrische Regulierungsvorrichtung (1) entlang einer Drehachse (D) in Bezug auf die Struktur (3) regulierbar ist, wobei die Vorrichtung (1) mindestens ein Drehlager (4) des Drehteils (2) aufweist, wobei das mindestens eine Lager (4) mindestens einen axialen Anschlag des Drehteils (2) in axialer Richtung der Achse (D) definiert, wobei die Vorrichtung (1) mindestens eine erste Regulierungsstufe (5) mit variabler Dicke in der axialen Richtung aufweist, wobei die erste Regulierungsstufe (5) einerseits eine erste Komponente (6), die mit ersten Drehantriebsmitteln (7) versehen ist, auf die für ihren Antrieb durch ein Werkzeug zugegriffen werden kann, und die das Lager (4) trägt, und andererseits eine zweite Komponente (8) umfasst, auf die die erste Komponente durch mindestens ein elastisches Rückstellmittel (9) geschoben wird, wobei die zweite Komponente (8) direkt an der Struktur (3) befestigt ist, wobei die erste Komponente (6) eine erste Kontaktoberfläche (16) aufweist, die in der axialen Richtung in Abhängigkeit von der Winkelposition verläuft, und wobei die zweite Komponente (8) eine zweite Kontaktoberfläche (18) aufweist, die in der axialen Richtung in Abhängigkeit von der Winkelposition verläuft und mit der ersten Kontaktoberfläche (16) unter der Wirkung der elastischen Rückstellmittel (9) in gegenseitigem Kontakt zusammenwirkt, wobei die erste verlaufende Kontaktoberfläche (16) und die zweite verlaufende Kontaktoberfläche (18) ermöglichen, dass die erste Regulierungsstufe (5) frei von einem Innen- oder einem Außengewinde sein kann, dadurch gekennzeichnet, dass sich die elastischen Rückstellmittel (9) direkt an der Struktur (3) abstützen und dadurch gekennzeichnet, dass die mindestens eine Struktur (3) eine Einsenkung (30) für die Aufnahme der mindestens einen ersten Regulierungsstufe (5) aufweist, deren erste Komponente (6) und deren zweite Komponente (8) in einer Bohrung (32) der Einsenkung (30) geführt werden, wobei die zweite Komponente (8) direkt an der Struktur (3) befestigt ist und wobei sich die elastischen Rückstellmittel (9) auf dem Boden (31) der Einsenkung (30) abstützen.
  2. Werk (100) nach Anspruch 1, dadurch gekennzeichnet, dass zumindest die erste Kontaktoberfläche (16) oder die zweite Kontaktoberfläche (18) mindestens eine schraubenlinienförmige Ringnockenkurve aufweist, die zu allen Radien senkrecht zu der axialen Richtung auf ihrer gesamten Breite tangential ist.
  3. Werk (100) nach Anspruch 2, dadurch gekennzeichnet, dass die erste Kontaktoberfläche (16) und die zweite Kontaktoberfläche (18) jeweils mindestens eine schraubenlinienförmige Ringnockenkurve aufweisen, die zu allen Radien senkrecht zu der axialen Richtung auf ihrer gesamten Breite tangential ist.
  4. Werk (100) nach Anspruch 3, dadurch gekennzeichnet, dass die erste Kontaktoberfläche (16) und die zweite Kontaktoberfläche (18) jeweils die gleiche Anzahl Nockenkurven mit der gleichen Winkelamplitude und der gleichen Nockenschrittweite aufweisen, die komplementär zu dem Profil angeordnet sind.
  5. Werk (100) nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die zweite Komponente (8) an der Struktur (3) über mindestens eine weitere Regulierungsstufe (50) mit variabler Dicke in der axialen Richtung befestigt ist, die einerseits eine dritte Komponente (60), die mit dritten Drehantriebsmitteln (70) versehen ist, die für ihren Antrieb durch ein Werkzeug zugänglich sind, wobei die dritte Komponente (60) mit der zweiten Komponente (8) fest verbunden ist und eine dritte Kontaktoberfläche (160) gegenüber der zweiten Kontaktoberfläche (18) aufweist, und andererseits eine vierte Komponente (80) umfasst, die eine vierte Kontaktoberfläche (180) trägt, die mit der dritten Kontaktoberfläche (160) zusammenwirkt, wobei die vierte Komponente (80) entweder direkt oder über mindestens eine weitere Regulierungsstufe (50) an der Struktur (3) befestigt ist.
  6. Werk (100) nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass die zweite Komponente (8) einen Kragen (81) aufweist, der mit einer Schulter (33), die die Einsenkung (30) aufweist, fest verbunden ist.
  7. Zeitmessgerät (200), umfassend mindestens ein Werk (100) nach einem der Ansprüche 1 bis 6.
EP13175834.4A 2013-07-10 2013-07-10 Mikrometerregulierung des Spiels der Triebfeder eines Uhrwerks Active EP2824518B1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
EP13175834.4A EP2824518B1 (de) 2013-07-10 2013-07-10 Mikrometerregulierung des Spiels der Triebfeder eines Uhrwerks
CH01234/13A CH708280A2 (fr) 2013-07-10 2013-07-10 Réglage micrométrique d'ébat de mobile horloger.
US14/312,845 US9268305B2 (en) 2013-07-10 2014-06-24 Micrometric adjustment of the endshake of a timepiece wheel set
JP2014133642A JP5873531B2 (ja) 2013-07-10 2014-06-30 計時器のムーブメント
HK14107040.9A HK1197631A2 (en) 2013-07-10 2014-07-10 Micrometric adjustment of the endshake of a timepiece wheel set
CN201410327826.9A CN104281044B (zh) 2013-07-10 2014-07-10 钟表轮副的轴向间隙的测微调节
CN201420380620.8U CN204215161U (zh) 2013-07-10 2014-07-10 钟表机芯和包括该钟表机芯的钟表
HK15106657.4A HK1206114A1 (en) 2013-07-10 2015-07-13 Micrometric adjustment of the endshake of a timepiece wheel set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP13175834.4A EP2824518B1 (de) 2013-07-10 2013-07-10 Mikrometerregulierung des Spiels der Triebfeder eines Uhrwerks

Publications (2)

Publication Number Publication Date
EP2824518A1 EP2824518A1 (de) 2015-01-14
EP2824518B1 true EP2824518B1 (de) 2018-09-05

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EP13175834.4A Active EP2824518B1 (de) 2013-07-10 2013-07-10 Mikrometerregulierung des Spiels der Triebfeder eines Uhrwerks

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US (1) US9268305B2 (de)
EP (1) EP2824518B1 (de)
JP (1) JP5873531B2 (de)
CN (2) CN104281044B (de)
CH (1) CH708280A2 (de)
HK (2) HK1197631A2 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH708280A2 (fr) * 2013-07-10 2015-01-15 Eta Sa Manufacture Horlogère Suisse Réglage micrométrique d'ébat de mobile horloger.
WO2019123821A1 (ja) * 2017-12-20 2019-06-27 シチズン時計株式会社 指針の停止位置のばらつき低減機構
CN110712036B (zh) * 2019-11-13 2024-08-27 东方电气集团东方电机有限公司 一种水轮发电机导水机构预装用支承工具
EP3968094A1 (de) * 2020-09-09 2022-03-16 Omega SA Wahlmechanismus eines uhrwerks

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JP2013088179A (ja) * 2011-10-14 2013-05-13 Seiko Instruments Inc てんぷの耐振軸受機構、これを備えたてんぷ及びこれを備えた時計
CH708280A2 (fr) * 2013-07-10 2015-01-15 Eta Sa Manufacture Horlogère Suisse Réglage micrométrique d'ébat de mobile horloger.

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Publication number Publication date
JP5873531B2 (ja) 2016-03-01
CH708280A2 (fr) 2015-01-15
JP2015017975A (ja) 2015-01-29
CN104281044A (zh) 2015-01-14
HK1197631A2 (en) 2015-01-30
EP2824518A1 (de) 2015-01-14
CN104281044B (zh) 2017-04-12
CN204215161U (zh) 2015-03-18
HK1206114A1 (en) 2015-12-31
US20150016231A1 (en) 2015-01-15
US9268305B2 (en) 2016-02-23

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