EP0681227A1 - Mechanische Uhr mit einem Drehgestell - Google Patents

Mechanische Uhr mit einem Drehgestell Download PDF

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Publication number
EP0681227A1
EP0681227A1 EP95106407A EP95106407A EP0681227A1 EP 0681227 A1 EP0681227 A1 EP 0681227A1 EP 95106407 A EP95106407 A EP 95106407A EP 95106407 A EP95106407 A EP 95106407A EP 0681227 A1 EP0681227 A1 EP 0681227A1
Authority
EP
European Patent Office
Prior art keywords
tourbillon
display
barrel
timepiece
train
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.)
Granted
Application number
EP95106407A
Other languages
English (en)
French (fr)
Other versions
EP0681227B1 (de
Inventor
Maurice Grimm
André Beyner
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.)
Omega SA
Original Assignee
Omega 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.)
Filing date
Publication date
Application filed by Omega SA filed Critical Omega SA
Publication of EP0681227A1 publication Critical patent/EP0681227A1/de
Application granted granted Critical
Publication of EP0681227B1 publication Critical patent/EP0681227B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • G04B17/20—Compensation of mechanisms for stabilising frequency
    • G04B17/28—Compensation of mechanisms for stabilising frequency for the effect of imbalance of the weights, e.g. tourbillon
    • G04B17/285—Tourbillons or carrousels

Definitions

  • the present invention relates to a mechanical timepiece, in particular an automatic timepiece, provided with a tourbillon.
  • a timepiece of the aforementioned type in which the tourbillon which is advantageously placed in the center is arranged to be fully visible, by the user, from the side of the dial.
  • the present invention therefore relates to a mechanical timepiece comprising a barrel engaged with a tourbillon, characterized in that said tourbillon is rotatably mounted inside said piece on a single pivot supporting said tourbillon by its base , this vortex which is suspended from below on this single pivot being entirely free on the top.
  • This invention also relates to a mechanical timepiece comprising a side called a dial, visible to a user for reading a timed time, and a barrel engaged with a tourbillon, characterized in that said tourbillon is made visible from the dial side of said piece and is arranged in the center of this piece.
  • the tourbillon which performs one revolution in one minute comprises a seconds hand which forms a racket for adjusting the progress of this part.
  • this piece includes display disks which indicate the time in the clock and which are mounted coaxially with said tourbillon.
  • This part further comprises a dial ring fixedly mounted in a display dial, this ring forming guide means ensuring radial guiding in rotation of the display discs.
  • the display discs are driven at their periphery by a drive system mounted on a frame formed by a box of said part.
  • this part includes toothed drive rings which are attached respectively to the periphery of the display discs.
  • This part also includes means for supporting the display discs, formed by brackets ensuring the axial guidance of these discs.
  • the invention further relates to a mechanical timepiece comprising a barrel engaged with a tourbillon, characterized in that said tourbillon is supported by its base only by a bearing whose outer ring has a toothing which serves as a fixed wheel for driving a satellite pinion of an escapement of said vortex.
  • the invention also relates to a mechanical timepiece comprising a barrel engaged with a tourbillon, and means for displaying a timed time, characterized in that it comprises a first cog forming the engine cog and ensuring the mechanical connection between the barrel and the tourbillon, and a second cog forming the display cog driving the display means, this display cog being engaged with time setting means, the first engine train and the second display train both being in direct contact with the barrel which constitutes between them a mechanical buffer avoiding any disturbance of the first train when setting the time.
  • the timepiece according to the invention which is here represented by the general reference 1 comprises a box 2 from which horns 4 extend in a conventional manner (a only being referenced) intended for attaching a bracelet.
  • this box 2 also has an essential mechanical function for maintaining and positioning the time and movement components, both mobile and fixed, of the timepiece 1.
  • this box 2 in the vicinity of the internal edge 2a of the box 2, and more particularly on radial projections 2c extending in material therefrom, are mounted fixed brackets referenced 6 (here three in number) forming part of a device for guiding two indicator discs overlapped transparencies 8 and 10 ( Figure 3) indicating the minutes and the hours respectively.
  • the two disks of the minutes 8 and hours 10 respectively are driven at their periphery by radial external toothing respectively 8b and 10b, which can be seen in more detail in section in FIG. 3.
  • these two disks 8 and 10 include plus a central orifice, not referenced, which gives them an annular shape.
  • the two minutes and hours discs 8 and 10 respectively are driven by a mechanical drive system of this timepiece 1, the essential characteristic of which is to include a tourbillon, and in particular a tourbillon. with anchor escapement, placed in the center of said part.
  • This central vortex which bears the general reference 20 comprises a conventional mobile assembly, namely a balance wheel 22 which can be seen schematically in FIG. 2, a spiral spring 24, an anchor 26 and an escape wheel 28 swiveled on a bridge exhaust 30.
  • the arrangement of these components on the tourbillon 20 and their operation is conventional and will therefore not be described here in more detail.
  • the tourbillon 20 is mounted mobile in rotation around its longitudinal axis referenced X (FIG. 2) which is also the longitudinal central axis of the timepiece 1 (located at the intersection of the transverse axes 6 am to 12 pm (reference Y1) and 3h-9h (reference Y2)), characteristic geometric axis around which the hour and minute indicators 10a and 8a respectively supported by discs 8 and 10. In classic timepieces, it is around this central axis X rotated by the hour and minute hands, and possibly the second hand.
  • the tourbillon 20 has a base 32 which is also movable in rotation around the central axis X and which serves as a support for most of the components with which the tourbillon is equipped. It will be noted that, from this base 32, rise in the direction of a glass G from the axial arms 34 (here three in number) fixed to the base 32 and connected together by transverse arms 36 which meet in the vicinity of the central axis X.
  • the axial arms 34 and the transverse arms 36 functionally constitute a cage 38 which "encloses", in cooperation with the base 32, the components of the vortex 20 housed inside the latter.
  • this vortex 20 is more particularly the cage 38 rotate freely with a large radial clearance inside a dial ring 40 which has the shape of a tube or barrel hollowed out and chased on a C dial.
  • the dial C which is placed under the display discs 8 and 10 is fixedly fixed, by screws not referenced on a plate P (visible in Figure 2) via three columns 42 ( Figure 1) driven on this plate.
  • This dial C carries hour marks visible through the two discs 8 and 10, for reading the time provided by the part 1.
  • dial ring 40 is fixedly held in position on the timepiece 1 and that it is fixed relative to the case 2. Furthermore, it can be seen in Figures 2 and 3 that this dial ring 40 has a straight outer wall 40b which allows it to ensure the radial guiding in rotation of the two display discs 8 and 10 which are therefore mounted, relative to this straight wall 40b with a radial clearance such as these superimposed discs 8 and 10 can move freely in rotation around this dial ring 40 and therefore around the tourbillon 20.
  • the assembly C and dial ring 40 therefore constitute a centerpiece of the timepiece 1 by ensuring the radial part of the guide in rotation (internal guidance) of the hour and minute indicators formed by the discs 8 and 10.
  • the dial C is therefore dimensioned, in particular in thickness to be able to ensure this precise positioning.
  • the two transparent minutes 8 and hours 10 disks are made of a mineral material, such as sapphire.
  • the two hour hands 8a and 10a minutes are provided on these sapphire discs, in excess thickness, by depositing a metal layer, using conventional techniques. These extra thicknesses have been shown exaggeratedly in FIG. 3 for a better understanding of the drawing.
  • the patterns affixed to these discs are not limited to the aforementioned needles only.
  • the two display discs 8 and 10 are also guided in height (axial guide) at their periphery by the brackets 6, one of which will be described in more detail with reference to FIG. 3.
  • Each bracket 6 has a U-shape, one of the branches, the lowest of which, referenced 6a, extends laterally outward from the box 2 to cover a shoulder 44 of this box, formed by the upper surface of a radial projections 2c from box 2.
  • this box 2 ensuring the axial guidance of the means indicating the hours 10 and the minutes 8 constitutes a frame referenced B.
  • this frame B comes in one piece with a bottom F of the box 2, bottom on which an oscillating mass, not shown, is pivoted.
  • the longest transverse branch 6a of the bracket 6 comprises positioning lights 6b (only one being here referenced, FIG. 1) each receiving a pin 46 driven into the frame part B of the box 2, and in particular into the corresponding projection 2c.
  • Each bracket 6 is rigidly fixed to the box 2 via a screw 47 of the same anchored in said box 2.
  • the two display discs 8 and 10 have at their periphery crowns 8c and 10c made of a metallic material, and having a shoulder for receiving the corresponding disc.
  • the drive rings 8c and 10c are glued to the display discs 8 and 10 and they have at their periphery the radial external toothing 8b, 10b shown in Figure 1, teeth which are machined directly in these crowns.
  • these two drive rings 8c and 10c allow, thanks to their external toothing, the rotation drive of the two display disks 8 and 10 by means of the time elements which will be described below. -after.
  • the two display discs 8 and 10 are guided in height (axial guidance) thanks to a sandwich structure made up of two rubies 50 and 52 extending axially at the rights of the crowns 8c and 10c and driven respectively inside the branches transverse 6a and 6d of the bracket 6.
  • these two rubies 50, 52 which are arranged on either side of the display assembly constituted by the two transparent discs 8 and 10 rest in friction contact, laterally against one of the sides of the two drive rings 8c and 10c.
  • a spacer or spacer 54 having the shape of a needle whose foot 54a is driven inside the axial branch 6c of the stem 6 and whose head which here is spherical in shape plunges towards the center of the timepiece, towards the center of the tourbillon 20, inside the space between the two display disks 8 and 10. Thanks to this arrangement, ensures the maintenance of a sufficient and permanent height clearance between these discs 8 and 10.
  • the fixed telescope L which is conventionally mounted by a cone on the frame B of the box 2 also conventionally supports the glass G and has an annular roof 60 which dives angularly downwards towards the discs display 8 and 10. This roof covers the brackets 6 and the peripheral end of the discs 8 and 10 and prevents them from being visible from the outside of the room.
  • the tourbillon 20 is mounted for rotation about its longitudinal axis X by means of a bearing 62, the inner ring 62a of which is fixedly mounted on the base 32 of the tourbillon 20.
  • the inner ring 62a of the bearing 62 constitutes a guide hub for guiding the vortex 20 in rotation around the central axis X of the timepiece 1.
  • this inner ring 62a of the bearing 62 is driven into the base 32 of the tourbillon 20 and it includes, inside the latter, a kitten 62b shown here very schematically and in which is placed a stone, not referenced, ensuring the guiding in rotation of the balance wheel 22. It will be noted that this balance wheel 22 is moreover guided in its upper part by a stone, not referenced, placed in a support S secured to the transverse arms 36 of the cage 38.
  • the bearing 62 conventionally comprises a ball assembly 62c (only one being referenced), as well as an outer ring 62d which, advantageously, has an external toothing 62e constituting a fixed wheel 64 of the tourbillon 20.
  • the outer ring 62d of the bearing 62 is fixed on a tourbillon bridge 66 which is also fixed (not shown) the plate P of the timepiece 1, plate which is positioned above the oscillating weight not shown and which is fixed on the bottom frame formed by the box 2.
  • the outer ring 62d of the bearing 62 is positioned precisely on the tourbillon bridge 66 by means of pins 68 (here two in number) driven conventionally in these two elements.
  • the axial fixing of this outer ring 62d, and consequently of the entire tourbillon 20, is ensured, on the tourbillon bridge 66, by means of screws 70, here in numbers 3 and only one of which has been shown on this figure.
  • the tourbillon 20 is mounted for rotation in the center of the timepiece 1 by virtue of a single pivot (guidance in rotation with a single pivot plane) constituted by the ball bearing 62
  • a single pivot guidance in rotation with a single pivot plane
  • the vortex 20 is free from any mechanical connection since it is not linked no additional guide pieces.
  • This arrangement is extremely advantageous because it makes it possible to position the tourbillon 20 with a small clearance in height relative to the crystal G and it completely releases the upper part of this tourbillon.
  • the latter by being mounted in the center of the timepiece 1, may include dimensions in diameter greater than an eccentric mounting. It can be noted that, in the extreme, the tourbillon 20 could occupy almost all of the available surface of the timepiece 1.
  • the outer peripheral toothing of the outer ring 62d of the bearing 62 which constitutes the fixed wheel 64 of the tourbillon 20, meshes with a pinion 72, called the exhaust pinion.
  • This exhaust pinion 72 is rotatably mounted on the base 32 of the tourbillon 20 by virtue of a traversing axis 74 which is housed in an unreferenced stone, placed in said base 32.
  • the traversing axis 74 projects from both sides other of the base 32 and it is connected to the escape wheel 28 which can be seen in top view in FIG. 1. Consequently, the rotation of the tourbillon 20, and in particular of the base 32 around the axis central X thanks to the single monoplane support provided by ball bearing 62 ensures the rotational drive of the escape wheel 28, via the exhaust pinion 72 which here forms a satellite pinion.
  • This drive of the escape wheel 28 ensures the beating of the anchor 26, which, in a conventional manner, allows the maintenance of the alternating oscillating movement of the balance wheel 22.
  • the tourbillon 20 further comprises a cage wheel 78 which is fixed by screws not shown under the base 32 and which meshes with an intermediate mobile 80 forming part of a first train R1 represented in FIG. 4, ensuring the direct mechanical connection between a barrel 82 which will be described below and the tourbillon 20.
  • the barrel 82 which is arranged between the plate p and the tourbillon bridge 66 is of conventional configuration as regards its structure and its operation.
  • the axis 83 of this barrel 82 is rotatably mounted on the plate P and in the tourbillon bridge 66 thanks to conventional bearings, not referenced.
  • the barrel 82 is mounted directly below the tourbillon 20 and coaxially therewith, that is to say also on the central longitudinal axis X of the timepiece 1.
  • this barrel can have dimensions in diameter greater than an eccentric mounting and, at the extreme, the barrel 82 could like the vortex 20 occupy almost all the available surface of the piece timepiece 1, and extend beyond the outside diameter of the movement.
  • the barrel 82 conventionally drives a rock 84 which receives the energy from an oscillating mass, not shown, housed under the plate.
  • a rock 84 which receives the energy from an oscillating mass, not shown, housed under the plate.
  • the tourbillon bridge 66 provided with the tourbillon 20 as well as the other intermediate mobiles 80 constitute on the plate p a fully-fledged module which comes to be mounted on the bottom frame of the box 2, above ground oscillating, module as it is, and provided that it is in mechanical grip with a drive member, can operate independently of the barrel 82.
  • transverse arms 36 which constitute the cage 38 of the tourbillon 20 support a racket 90 which is pivotally mounted on the support S and which comprises adjustment pins 92 (only one being referenced) capable of acting on the hairspring 24 represented in FIG. 1.
  • the hairspring 24 is itself mounted by means of a peg on the transverse arms 36 of the cage 38.
  • This assembly known as Breguet assembly is conventional and will not be described in a way more detailed.
  • the racket 90 constitutes the second hand of the timepiece 1, the time components described here being provided so that the tourbillon 20 makes one revolution in one minute.
  • a tourbillon was provided supporting a central seconds hand, the rotation of which is not hindered by any auxiliary support obstacle.
  • the upper part of the dial ring 40 may include graduations of the seconds to allow the reading of the second via the seconds hand formed by said racket 90.
  • this seconds hand 90 is arranged above a racket support 92 on which the indications + (plus) and - (minus) used for adjusting the gait can be marked.
  • a wheel 80a of a mobile 80 is engaged with the cage wheel 78 of the tourbillon 20, this mobile 80 being rotatably mounted between two bridges, respectively upper 100 and lower 102, integral with the plate P.
  • the upper bridge 100 is mounted on the lower bridge 102 which is in turn mounted on the platinum P, these construction details not being shown here.
  • These two bridges 100 and 102 and the moving parts of the gear train R1 are particularly visible in FIG. 5, and in part in FIG. 2.
  • FIG. 5 is a view which has been developed for a better understanding of the drawings, but which does not accurately represent the barrel 82 which is actually located at the right of the tourbillon 20.
  • the mobile 80 further comprises a pinion 80b which meshes with a wheel 104a of a second mobile 104 of the train R1.
  • This mobile 104 comprises a pinion 104b engaged with a wheel 106a of a third mobile 106, this mobile 104 also being mounted for rotation between the two bridges 100 and 102.
  • the mobile 106 is provided with a pinion 106b which meshes with the toothing of the barrel 82.
  • the mobile 106 comprises a shaft 106c which is rotatably mounted in the plate P and in the lower bridge 102 which it crosses.
  • the barrel 82 drives a second gear train R2 which drives the display disks 8 and 10.
  • This second train R2 comprises a first mobile 110 whose pinion 110a is engaged with the teeth of the barrel 82, and whose wheel 110b meshes with a pinion 112a of a second mobile 112 of the train R2.
  • the mobile 112 comprises a wheel 112b frictionally mounted on the shaft 112c of this mobile 112, in order to set the time of the display disks 8 and 10.
  • the wheel 112b meshes with a pinion 114a of a control mobile 114 shown in more detail in FIG. 7.
  • the pinion 114a is moreover in engagement with an MH time-setting pinion that can be controlled by the user.
  • control mobile 114 comprises a shaft 114b on which is formed another pinion 114c which is in turn engaged with a wheel 116a of a timer 116 ensuring the reduction for the 10 hour disc rotation drive, at the rate of one revolution over twelve or twenty-four hours.
  • the timer 116 is mounted on a stud 118 secured to the plate P, here not shown.
  • This timer 116 comprises a pinion 116b which meshes with a wheel 120a of a mobile 120 which is idly mounted on the control shaft 114b and which carries a pinion 120b engaged with a wheel 122a of an intermediate mobile 122 pivoted between two bridges 124 and 126.
  • This intermediate mobile 122 drives an hour mobile 130 which is rotatably mounted between the bridge 124 and a third bridge 132, visible in plan view in FIGS. 1 and 8.
  • the hours mobile 130 is a stepped mobile whose lower pinion 130a is engaged with the wheel 122a, while the upper pinion 130b meshes with the hour disc 10, via the peripheral toothing of the added crown 10c.
  • the control shaft 114b further comprises an attached pinion 136 driven by the shaft 114b by a square connection, this pinion meshing with a wheel 138a of another intermediate mobile 138 rotatably mounted between the two bridges 124 and 126.
  • the wheel 138a is also engaged with a lower pinion 140a of a minute mobile 140, of stepped structure identical to that of the hour mobile 130.
  • the minutes mobile 140 has an upper pinion 140b driving the minutes disk 8, via the peripheral toothing of the added crown 8c. note here that the two discs 8 and 10 are shaped and of identical dimensions, as well as the two crowns 8c and 10c.
  • the hours mobile 140 is also rotatably mounted between the two bridges 132 and 124.
  • the three bridges 124, 126 and 132 are particularly visible in FIG. 8 which represents a top view of the drive system of the display disks which has just been described.
  • the dial C has been removed for a better understanding of the drawing, which makes the display cog R2 particularly visible.
  • the three bridges of this system are mounted on the annular wall of the box 2 forming the frame B and that they constitute with the hour mobiles 130 and minutes 140, as well as with the two intermediate mobiles 122 and 138 a particular module, reported on box 2.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Predetermined Time Intervals (AREA)
EP95106407A 1994-05-07 1995-04-28 Mechanische Uhr mit einem Drehgestell Expired - Lifetime EP0681227B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01424/94A CH687795C1 (fr) 1994-05-07 1994-05-07 Piece d'horlogerie mecanique pourvue d'un tourbillon.
CH1424/94 1994-05-07

Publications (2)

Publication Number Publication Date
EP0681227A1 true EP0681227A1 (de) 1995-11-08
EP0681227B1 EP0681227B1 (de) 1998-03-04

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP95106407A Expired - Lifetime EP0681227B1 (de) 1994-05-07 1995-04-28 Mechanische Uhr mit einem Drehgestell

Country Status (8)

Country Link
US (1) US5608694A (de)
EP (1) EP0681227B1 (de)
JP (1) JP3699153B2 (de)
CN (1) CN1096010C (de)
CH (1) CH687795C1 (de)
DE (1) DE69501676C5 (de)
HK (1) HK1009348A1 (de)
SG (1) SG34977A1 (de)

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FR2784203A1 (fr) 1998-10-06 2000-04-07 Christophe Claret Sa Mecanisme d'horlogerie incluant un tourbillon
WO2001018611A1 (fr) * 1999-09-02 2001-03-15 Watch-U-License Ag Indicateur de temps a regulation mecanique
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EP1359476A1 (de) * 2002-05-02 2003-11-05 Zenith International SA Mechanische Uhr mit Tourbillon
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WO2006056229A1 (fr) * 2004-11-27 2006-06-01 Dalton Properties Inc Piece d’horlogerie avec indication de la seconde par un tourbillon ou un carrousel
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EP2546706B1 (de) * 2011-07-13 2017-02-22 ETA SA Manufacture Horlogère Suisse Uhrwerk, das ein Modul enthält, welches mit einem Drehteil versehen ist, das in einen anderen Drehteil eingreift, der sich auf einer Basis dreht, auf welcher das Modul montiert ist
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CH262017A (fr) * 1946-06-19 1949-06-15 Vuilleumier Marcel Mouvement de montre-bracelet à échappement tourbillon.

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US5891680A (en) * 1995-02-08 1999-04-06 Whitehead Institute For Biomedical Research Bioactive fusion proteins comprising the p35 and p40 subunits of IL-12
FR2784203A1 (fr) 1998-10-06 2000-04-07 Christophe Claret Sa Mecanisme d'horlogerie incluant un tourbillon
WO2001018611A1 (fr) * 1999-09-02 2001-03-15 Watch-U-License Ag Indicateur de temps a regulation mecanique
EP1103871A1 (de) * 1999-09-02 2001-05-30 Creaholic S.A. Mechanisch geregelte Zeitanzeigevorrichtung
US7316504B1 (en) 1999-09-02 2008-01-08 Watch-U-License Ag Mechanically regulated timepiece
EP1243985A1 (de) 2001-03-20 2002-09-25 Wiederrecht, Jean-Marc Uhrwerk
EP1359476A1 (de) * 2002-05-02 2003-11-05 Zenith International SA Mechanische Uhr mit Tourbillon
WO2003093907A2 (fr) * 2002-05-02 2003-11-13 Zenith International Sa Piece d'horlogerie mecanique a tourbillon
WO2003093907A3 (fr) * 2002-05-02 2004-02-26 Zenith Internat Sa Piece d'horlogerie mecanique a tourbillon
US7008102B2 (en) 2002-05-02 2006-03-07 Zenith International S.A. Mechanical timepiece comprising a tourbillon
WO2004006025A2 (de) 2002-07-09 2004-01-15 Watch-U-License Ag Tourbillon
WO2006056229A1 (fr) * 2004-11-27 2006-06-01 Dalton Properties Inc Piece d’horlogerie avec indication de la seconde par un tourbillon ou un carrousel
US7568831B2 (en) 2006-10-06 2009-08-04 Tiffany & Co. Watch Center Ag Tourbillion-type timepiece movement
WO2009112884A1 (fr) * 2008-03-11 2009-09-17 Griffes Consulting Sa Mouvement horloger coaxial
RU2456658C2 (ru) * 2008-03-11 2012-07-20 Пармиджани Флерье С.А. Коаксиальный часовой механизм
WO2010069088A1 (fr) 2008-12-18 2010-06-24 Hepia Mouvement d'horlogerie
CH700131A1 (fr) * 2008-12-18 2010-06-30 Hepia Haute Ecole Du Paysage Mouvement d'horlogerie.
EP2246752A1 (de) 2009-04-29 2010-11-03 Richemont International S.A. Tourbillonn ohne dem Unruhgewicht
US8439555B2 (en) 2009-04-29 2013-05-14 Richemont International Sa Tourbillon without the weight of the balance
WO2013138295A1 (en) * 2012-03-13 2013-09-19 Design Llc Kadkar Clocks with uniquely driven elements interpreted using traditional interpretation methods
RU2519016C1 (ru) * 2012-12-04 2014-06-10 Общество с ограниченной ответственностью "Константин Чайкин" Таинственные часы с турбийоном, способ передачи движения в часовом механизме и способ компоновки таинственных часов с турбийоном
CH712756A1 (fr) * 2016-07-29 2018-01-31 Richemont Int Sa Mouvement d'horlogerie à remontage automatique.
FR3073056A1 (fr) * 2017-10-28 2019-05-03 Daniel Galazzo Systemes oscillateur-echappement compacts pour piece d'horlogerie
CH718424A1 (fr) * 2021-03-11 2022-09-15 Richemont Int Sa Pièce d'horlogerie avec un dispositif d'affichage comportant au moins un mobile d'ornement.
FR3141536A1 (fr) 2022-11-02 2024-05-03 Kross Studio SA Piece d’horlogerie mécanique à tourbillon surélevé

Also Published As

Publication number Publication date
CH687795C1 (fr) 2001-05-15
EP0681227B1 (de) 1998-03-04
SG34977A1 (en) 1997-02-01
DE69501676D1 (de) 1998-04-09
JPH0843546A (ja) 1996-02-16
CN1096010C (zh) 2002-12-11
CH687795GA3 (fr) 1997-02-28
CN1113326A (zh) 1995-12-13
DE69501676T2 (de) 1998-10-01
DE69501676C5 (de) 2006-07-13
CH687795B5 (fr) 1997-08-31
JP3699153B2 (ja) 2005-09-28
US5608694A (en) 1997-03-04
HK1009348A1 (en) 1999-05-28

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