EP2034374B1 - Horloge - Google Patents

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Publication number
EP2034374B1
EP2034374B1 EP08014298A EP08014298A EP2034374B1 EP 2034374 B1 EP2034374 B1 EP 2034374B1 EP 08014298 A EP08014298 A EP 08014298A EP 08014298 A EP08014298 A EP 08014298A EP 2034374 B1 EP2034374 B1 EP 2034374B1
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EP
European Patent Office
Prior art keywords
wheel
minute
lever
timepiece according
hour
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.)
Active
Application number
EP08014298A
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German (de)
English (en)
Other versions
EP2034374A3 (fr
EP2034374A2 (fr
Inventor
Jens Schneider
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.)
Lange Uhren GmbH
Original Assignee
Lange Uhren GmbH
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Filing date
Publication date
Application filed by Lange Uhren GmbH filed Critical Lange Uhren GmbH
Publication of EP2034374A2 publication Critical patent/EP2034374A2/fr
Publication of EP2034374A3 publication Critical patent/EP2034374A3/fr
Application granted granted Critical
Publication of EP2034374B1 publication Critical patent/EP2034374B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G04B15/00—Escapements
    • G04B15/10—Escapements with constant impulses for the regulating mechanism

Definitions

  • the invention relates to a clock, in particular a wristwatch, with a main power storage, is rotatably driven by a tension over a Nachspannwerks a Nachspannachse controlled by a Nachspann tenuung in cyclic steps by means of a gear train and a connected with its one end connected to the Nachspannelement retensioning spring, wherein the other end of the accumulator coil spring is connected to a clockwise rotatably driving wheel, which is in engagement with the gear train of the escapement, wherein by an element of the gear train from the main power storage to Nachspannelement another schritfschaltbare device in cyclic steps is rotatably driven, wherein the Nachspannelement a first Kleinêtrad and the clockwork rotatably driving wheel to the first Kleinêtrad coaxially arranged second Kleinêtrad is relatively rotatable to the first Kleinêtrad by a limited angle and wherein a on a first Ach se non-rotatably arranged wheel of the movement of the second Kleinêtrad is rot
  • the accumulator coil spring is tensioned by the same amount at equal intervals determined by the mechanism.
  • This provides the oscillating system of the clock with a constant torque. This is required if the torque provided by the main energy store is subject to strong fluctuations.
  • the reason for this can be, for example, a high running time of the clock or components of the clock, which are additionally driven by the main power storage and have a sharply fluctuating torque requirement.
  • the Nachspannwerk these torque fluctuations are eliminated, which improves the accuracy of the clock.
  • the driving part of the movement does not move uniformly through the control of the tensioning device but in angular steps. The size of these steps is determined by the translation of the respective gear train.
  • the time intervals are determined by the control of the tensioning device.
  • the output member is driven by the accumulator coil spring and moves uniformly.
  • From the EP-A-0 029 204 is a drive of a minute wheel of a clock known.
  • the minute wheel is driven by a stepping motor via a gear train in minute increments.
  • Both the cyclical Steps as well as the driving force are generated by the stepper motor.
  • a watch that has a dial of a digital display, with the minutes jumping with a ten-digit dial.
  • the ten-digit dial and the Einzelzifferna are arranged parallel to each other.
  • the object of the invention is to provide a clock of the type mentioned, which allows a functional extension, wherein the required space is reduced and which leads to an exact cycle control.
  • a revolving with the first axis lever stone is arranged, which is engageable in a fork at the one end of a first arm of a lever, wherein the lever by the engaging lever in the fork against a stone Spring force from a first end position is pivotable about a pivot axis parallel to the first axis to a second end position, with a second arm of the lever, which has a first locking element which is pivotable in the Zahnumlauf Scheme one of the teeth of a first single or multi-toothed wheel with a third arm of the lever, which has a second locking element, which in the circulation area of the teeth of a second single or multi-toothed wheel is pivotable, wherein the first wheel and the second wheel of the first Kleinêtrad are rotatably driven, wherein pivoted in the first end position of the lever, the first locking element in the tooth circulation area of the first wheel and the second locking element is pivoted out of the tooth circulation area of the second wheel, and where
  • the wheel of the movement arranged on the first axis can be a second wheel.
  • the pivoting of the lever in the first end position may be limited by a stop.
  • the stop can be adjustably adjusted in the pivoting movement direction of the lever.
  • the first single or multi-toothed wheel can be arranged rotatably adjustable about the second axis on a second axis parallel to the first axis.
  • the position of the teeth of the second wheel can be adjusted in that the second single or multi-toothed wheel is rotatably arranged on a third axis parallel to the first axis about the third axis adjustable.
  • the lever block on the first axis about the first axis to be rotatable adjustable.
  • lever block is connected via a friction clutch with the first axis.
  • the lever block may have a parallel to the first axis positioning edge through which the fork is pivotally acted upon.
  • a rotary damping device which may be a rotatably mounted about a wellgelradachse mounted Windhofflrad.
  • the cyclic steps generated by the Nachspannêtung can be used to tension the coil spring in dual function for other functions that requires a control in cyclic steps.
  • the Nachspannelement cyclically rotatable in minute increments and the other step-switchable device a minute hand drive with a minute hand carrying minute tube, which is rotatably driven by 6 ° per step.
  • a minute gear having 60 teeth can be arranged on the minute tube, in the tooth spaces of which a minute catch of a minute detent spring can be engaged.
  • a detent is mounted on an engaging with the minute tube further shaft.
  • a gear may be arranged on the minute tube, by means of which a change wheel an hour hand carrying hour wheel with one revolution per hour is rotatably driven.
  • ancillary means such as e.g. a minute Repetitionswerk drivable or a work of an alarm clock can be triggered to the minute.
  • a single-hand watch is feasible, which retains the timeless and soothing radiance of such a clock and still allows the time to read up on a few seconds accurately.
  • the main memory is preferably located in the middle of the clock and connected to the hour hand, e.g. from the main memory in 144 cyclic 5-minute increments of 2.5 ° one hour tube is rotatably driven.
  • the hour indicator For the exact hand position of the hour indicator can be arranged on the hour tube a 144 teeth having hour ratchet, engages in the tooth gaps an hour detent a characteristicrastfeder.
  • an hour tube is rotatably driven, wherein on the hour tube a 72 teeth having hour ratchet can be arranged in the tooth gaps an hour catch a hour detent spring is engageable.
  • the driven drive driven by the accumulator coil spring has a shaft which rotates once for 6 or 10 minutes and carries a minute hand, the minutes between the switching steps can be of the hour hand, as the minute hand moves continuously.
  • a third way to use the time-exact operation of Nachspannêtung is that of the element of the gear train directly or indirectly a dial a digital time display is rotatably driven in cyclic steps.
  • the dial will be a minute dial and / or a hour dial.
  • the main power storage is a barrel.
  • tensioning device has a drive axle 1, which is rotatably driven by a non-illustrated drive spring of a barrel in cyclic steps.
  • a drive 2 On the drive axle 1, a drive 2 is fixed, through which a minute wheel 73 is rotatably driven.
  • a first Klein foundedrad 3 is also fixedly disposed on the drive axle 1 and engages in a arranged on a parallel to the drive axis 1 second axis 4 drive wheel 5 a.
  • a storage spiral spring 6 is arranged, which is connected with its outer ends by means of an outer spiral attachment 7 with the first Kleinêtrad 3.
  • the spiral storage spring 6 With its inner end, the spiral storage spring 6 is fixedly connected to a hub 8 of a second Kleinêtrades 9, which is rotatably supported by means of the hub 8 on the drive axle 1.
  • a first axis 10 is continuously rotatably driven, on which a second wheel 11 is arranged.
  • the second wheel 11 is in engagement with a pinion 35 of an escape wheel 36 for inhibiting the oscillating system of the watch.
  • a disc spring 13 is supported at its central area on a shoulder of the first axis 10, with its radially outer circumferential region with bias on a radial extension 14 of a on the first axis 10th freely rotatably arranged support member 12 is in abutment and so forms a friction clutch.
  • the carrier part 12 is supported on its end facing away from the disc spring 13 on a further shoulder of the first axis 10.
  • a lever block 15 is arranged on the radial extension 14.
  • the support part 12 is formed at its end facing away from the disc spring 13 as a knife roller 16 with the first axis 10 concentrically circumferential curve 17 which has a recess 18 over a portion of its circumference.
  • the lever block 15 is arranged at the one transition region from the recess 18 to the curve 17.
  • a three-armed lever 20 is pivotally mounted, the first arm 21 at its free end a fork 22, in which upon rotation of the first axis 10 of the lever block 15 is hineinbewegbar and the lever 20 of a first End position pivots in a second end position, to then move out of the fork 22 again.
  • the lever 10 is urged by a spring arm 23 in its first end position, wherein the first end position is defined by a stop on which the lever 10 comes into abutment.
  • the stop consists of a rotatably adjustable eccentric 24, so that the first end position is adjustable.
  • a second arm 25 of the lever 20 is designed as a first pallet 26 formed first locking element, while at the free end of a third arm 27 designed as a second pallet 28 second locking element is arranged.
  • the first pallet 26 is pivoted into the tooth circulation area of a tooth 29 of a first single-toothed wheel 30, which is arranged on the second axis 4.
  • the first pallet 26 is outside the tooth circulation area of the tooth 29, while the second pallet 28 is in the tooth circulation area of a tooth of a second one Rades 32 is pivoted, which is arranged on a third axis 33 parallel to the first axis 10.
  • the second pallet 28 is located outside the tooth circulation area of the tooth 31 of the second wheel 32.
  • the third axis 33 carries a second drive wheel 34 which is rotatably driven by the first low-level gear 3.
  • the first wheel 30 is rotatable about the second axis 4 and the second wheel 32 about the third axis 33 rotatable.
  • the first wheel 30 In the first end position of the lever 20, the first wheel 30 is prevented from rotating by the contact of the tooth 29 on the first pallet 26.
  • the control of the tensioning device is performed by the oscillating system of the clock.
  • lever block 15 engages in the fork 22 and pivots with it the lever 20 from its first end position in the direction of its second end position.
  • the first pallet 26 is moved out of the tooth circulation area of the tooth 29 and the first wheel is released.
  • the second pallet 28 is moved into the tooth circulation area of the tooth 31.
  • the third axis 33 is rotated until the tooth 31 reaches the second pallet 28.
  • lever block 15 moves gradually back out of the fork 22 to get out of engagement after the end of the entrainment by an actuating edge 37 of the lever block 15 of this.
  • the lever 20 is rapidly pivoted from its second end position to its first end position, the first pallet 26 being moved out into the tooth circulation area of the tooth 29 and the second pallet 28 being moved out of the tooth circulation area of the tooth 31.
  • a damping wheel 39 is arranged parallel to the second wheel 32, which engages in a pinion 40 on a wellgelradachse 41 which carries a Windhoffrad 42.
  • the Nachspannzi Since in the Nachspannzi and the Winderielrad 42 is driven, the Nachspannzi is damped, so that it does not come to a hard abutment of the teeth 29 and 31 on the pallets 26 and 28 and thus rebounding movements.
  • a stop pin 43 is parallel to the drive axle 1 arranged, which projects into a concentric slot 44 of the second Kleingeberrads 9 and thus limits the relative rotatability of the two low-floor wheels 3 and 9 to each other. As a result, the clock can still run even when the accumulator coil spring 6 can no longer be tensioned.
  • the torque is plotted against the duration of the clock that supplies the clock's oscillating system.
  • the curve 46 shows the torque output by the drive spring of the barrel
  • the curve 47 shows the torque output by the Nachspannwerk to the maximum gear duration of a clock with Nachspannwerk.
  • FIGS. 12 to 14 takes place according to the embodiment of FIGS. 1 to 10 from a spring 48 via an arranged on an axle 53 intermediate 49, a drive of the drive axle 1 and the first low-order wheel third
  • the accumulator coil spring 6 can be clamped cyclically via the outer spiral attachment 7, the second small-end wheel 9 being driven continuously by the accumulator coil spring 6.
  • This second Klein foundedrad 9 drives a wheel 50, which is arranged on the first axis 10.
  • the first axis 10 carries a control 52 for actuating a Nachspannbericht tongueung, not shown, the Nachspannbericht tongueung the embodiment of FIGS. 1 to 10 can correspond, by which the Nachspanntechnik is controlled rotatably driven in cyclic steps.
  • FIG. 12 is arranged on the axis 53 with this circumferentially a minute detent spring 54 which engages with a minute catch 55 in the tooth gaps of a minute hand 60 carrying a minute gear 56 with 60 teeth.
  • the minute ratchet wheel 56 is driven by the barrel 48 via the shaft 53 and the minute catch 55 engaging the tooth gaps of the minute ratchet wheel 56.
  • the minute catch 55 engages the teeth of the minute ratchet wheel 56. Since the minute catch 55 snaps into a tooth gap of the minute ratchet wheel 56 after the end of this adjustment, an adjustment is only possible exactly in full minute steps ,
  • an hour wheel 58 carrying an hour hand 58 can be rotatably driven by means of a change wheel 57 at one revolution per hour.
  • the minute hand 60 jumps in minute steps according to the cyclic Nachspann Kunststoffen the Nachspannwerks.
  • FIG. 13 is on the first axis 10, a minute hand 60 'is arranged, which is driven continuously by the Nachspannwerk.
  • a tube 62 is connected, which carries a rotating with the tube 62 hours detent spring 63.
  • the hour detent spring 63 engages with an hour detent 64 in the tooth gaps of a 144 teeth having hour ratchet wheel 65, which is arranged on a hour tube 74 which carries an hour hand 58 '.
  • the hour tube 74 is driven by the barrel 48 via the tube 62 and the hour latch 64 engaging the tooth gaps of the hour ratchet wheel 65.
  • the hour catch 64 engages the teeth of the hour ratchet wheel 65. Since the hour catch 64 snaps back into a tooth gap of the hour ratchet wheel 65 after the adjustment process, an adjustment is only possible exactly in full 5-minute increments.
  • the minutes are displayed as bouncing minutes with numerals made up of ten digits arranged on a ten-dial 66 and one-digits arranged on a single dial 67.
  • the single-digit dial 67 is driven in sixty cyclic steps per hour via a gear stage 68.
  • an idler gear 69 is driven, which carries a control element 70, by means of which a ratchet wheel 71 can be indexed in six steps per hour, the ratchet wheel 71 being arranged on a tens shaft 72 carrying the ten-number plate 66.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Transmission Devices (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Springs (AREA)
  • Electric Clocks (AREA)

Claims (15)

  1. Montre, en particulier montre bracelet, comprenant un accumulateur de force principal (48), par le biais duquel un élément de resserrage d'un mécanisme de resserrage peut être entraîné en rotation de manière commandée autour d'un axe de resserrage (1) par une commande de resserrage par pas cycliques par le biais d'un train d'engrenages, et resserre un ressort spiral accumulateur (6) connecté par l'une de ses extrémités à l'élément de resserrage, l'autre extrémité du ressort spiral accumulateur (6) étant connectée à une roue (50) entraînant en rotation le mécanisme de montre, laquelle est en prise avec le rouage de l'échappement, un autre dispositif commutable pas à pas (56, 57) pouvant être entraîné en rotation par pas cycliques par un élément (49) du train d'engrenages de l'accumulateur de force principal à l'élément de resserrage, l'élément de resserrage étant une première roue moyenne (3) et la roue entraînant en rotation le mécanisme de la montre étant une deuxième roue moyenne (9) disposée coaxialement à la première roue moyenne (3), qui peut être tournée par rapport à la première roue moyenne (3) d'un angle limité, et une roue du mécanisme de la montre disposée de manière solidaire en rotation sur un premier axe (10) pouvant être entraînée en rotation par la deuxième roue moyenne (9), un élément de commande étant disposé sur le premier axe (10), lequel permet d'actionner une pièce de commande (20) qui peut être engagée dans une roue dentée, qui est en prise avec la première roue moyenne (3), caractérisée en ce qu'une cheville de plateau (15) tournant avec le premier axe (10) est disposée sur le premier axe (10), laquelle peut être engagée dans une fourche (22) à l'une des extrémités d'un premier bras (21) d'un levier (20), le levier (20) pouvant pivoter au moyen de la cheville de plateau (15) venant en prise dans la fourche (22) à l'encontre d'une force de ressort (23) d'une première position d'extrémité dans une deuxième position d'extrémité autour d'un axe de pivotement (19) parallèle au premier axe (10), avec un deuxième bras (25) du levier (20), qui présente un premier élément de verrouillage, qui peut pivoter dans la région périphérique des dents de l'une des dents (29) d'une première roue à une ou plusieurs dents (30), avec un troisième bras (27) du levier (20), qui présente un deuxième élément de verrouillage, qui peut pivoter dans la région périphérique des dents (31) d'une deuxième roue à une ou plusieurs dents (32), la première roue (30) et la deuxième roue (32) pouvant être entraînées en rotation par la première roue moyenne (3), le premier élément de verrouillage, dans la première position d'extrémité du levier (20), étant pivoté dans la région périphérique des dents de la première roue (30) et le deuxième élément de verrouillage étant pivoté hors de la région périphérique des dents de la deuxième roue (32), et dans la deuxième position d'extrémité du levier (20), le deuxième élément de verrouillage étant pivoté dans la région périphérique des dents de la deuxième roue (32) et le premier élément de verrouillage étant pivoté hors de la région périphérique des dents de la première roue (30).
  2. Montre selon la revendication 1, caractérisée en ce que la cheville de plateau peut être ajustée sur le premier axe (10) de manière à pouvoir tourner autour du premier axe (10).
  3. Montre selon la revendication 2, caractérisée en ce que la cheville de plateau est connectée au premier axe (10) par le biais d'un accouplement à friction.
  4. Montre selon la revendication 1, caractérisée en ce que la cheville de plateau (15) présente une arête de réglage (37) parallèle au premier axe (10), par le biais de laquelle la fourche (22) peut être sollicitée de manière à pivoter.
  5. Montre selon l'une quelconque des revendications 1 à 4, caractérisée en ce qu'à l'extrémité libre du premier bras (21) du levier (20), dans un plan parallèle à la fourche (22), est disposée une pièce de lame (38) qui s'étend dans la direction d'étendue longitudinale du levier (20) et qui, lorsque la fourche (22) n'est pas sollicitée, est en appui par le biais de la cheville de plateau (15) avec son extrémité libre contre une came (17) connectée de manière solidaire en rotation à la cheville de plateau (15).
  6. Montre selon la revendication 5, caractérisée en ce qu'un dispositif d'amortissement de rotation peut être entraîné par la deuxième roue (32).
  7. Montre selon l'une quelconque des revendications précédentes, caractérisée en ce qu'une roue des minutes peut être entraînée en rotation par pas cycliques directement ou indirectement par l'élément du train d'engrenages.
  8. Montre selon la revendication 7, caractérisée en ce que l'élément de resserrage peut être entraîné en rotation de manière cyclique par pas de minutes et l'autre dispositif commutable pas à pas est un entraînement d'aiguille des minutes avec un tube des minutes portant un indicateur de minutes (60, 60'), qui peut être entraîné en rotation de 6° par pas.
  9. Montre selon la revendication 8, caractérisée en ce qu'une roue d'encliquetage des minutes (56) présentant 60 dents est disposée sur le tube des minutes, dans les espaces entredents de laquelle peut s'engager un cliquet de minutes (55) d'un ressort d'encliquetage de minutes (54).
  10. Montre selon l'une quelconque des revendications 8 et 9, caractérisée en ce qu'une roue dentée est disposée sur le tube des minutes, grâce à laquelle une roue des heures (59) portant un indicateur d'heures (58) peut être entraînée en rotation par le biais d'une roue de minuterie (57) avec une rotation par heure.
  11. Montre selon l'une quelconque des revendications 1 à 6, caractérisée en ce qu'une roue des heures peut être entraînée en rotation directement ou indirectement par pas cycliques par l'élément du train d'engrenages.
  12. Montre selon la revendication 11, caractérisée en ce qu'un tube des heures (62) peut être entraîné en rotation en 144 pas de 5 minutes cycliques de 2,5° par l'accumulateur principal.
  13. Montre selon la revendication 11, caractérisée en ce qu'un tube des heures peut être entraîné en rotation en 72 pas de 10 minutes cycliques de 5° par l'accumulateur principal.
  14. Montre selon l'une quelconque des revendications 1 à 6, caractérisée en ce qu'un disque de chiffres d'un affichage numérique des heures peut être entraîné en rotation par pas cycliques directement ou indirectement par l'élément du train d'engrenages.
  15. Montre selon l'une quelconque des revendications précédentes, caractérisée en ce que l'accumulateur de force principal est un barillet (48).
EP08014298A 2007-09-07 2008-08-11 Horloge Active EP2034374B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007042797A DE102007042797B4 (de) 2007-09-07 2007-09-07 Uhr

Publications (3)

Publication Number Publication Date
EP2034374A2 EP2034374A2 (fr) 2009-03-11
EP2034374A3 EP2034374A3 (fr) 2009-07-15
EP2034374B1 true EP2034374B1 (fr) 2011-06-15

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US (1) US8038340B2 (fr)
EP (1) EP2034374B1 (fr)
DE (1) DE102007042797B4 (fr)

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EP2166419B1 (fr) * 2008-09-18 2013-06-26 Agenhor SA Mouvement horloger comportant un dispositif à force constante
JP5729666B2 (ja) * 2010-09-14 2015-06-03 セイコーインスツル株式会社 時計用デテント脱進機、および機械式時計
JP6178160B2 (ja) * 2013-08-20 2017-08-09 セイコーインスツル株式会社 トルク調整装置、ムーブメント及び機械式時計
JP6355102B2 (ja) * 2013-09-04 2018-07-11 セイコーインスツル株式会社 定力装置、ムーブメントおよび機械式時計
DE102014117436B3 (de) * 2014-11-27 2015-11-05 Lange Uhren Gmbh Schrittschalteinrichtung
EP3032349B1 (fr) * 2014-12-11 2023-02-22 Blancpain SA. Mécanisme d'entraînement d'un organe sautant
DE102014119622B3 (de) * 2014-12-23 2015-08-13 Lange Uhren Gmbh Uhr
US9568887B2 (en) * 2015-03-09 2017-02-14 Seiko Instruments Inc. Operation stabilizing mechanism, movement, and mechanical timepiece
JP1582295S (fr) * 2015-12-21 2017-07-24
JP1577726S (fr) * 2016-01-06 2017-05-29
JP6630168B2 (ja) * 2016-01-27 2020-01-15 セイコーインスツル株式会社 脱進装置、定力装置、ムーブメントおよび機械式時計
JP6951855B2 (ja) * 2017-03-30 2021-10-20 セイコーインスツル株式会社 トルク発生機構、定トルク機構、時計用ムーブメント及び時計
CH713659A1 (de) 2017-03-30 2018-10-15 Richemont Int Sa Uhr mit digitaler Zeitanzeige.
EP3783444B1 (fr) * 2019-08-20 2022-03-09 Patek Philippe SA Genève Mécanisme horloger comprenant un dispositif de blocage
CH719389A1 (de) * 2022-01-28 2023-08-15 Richemont Int Sa Antriebsmechanismus für ein springendes Anzeigemittel zur Integration in Uhren.

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US240287A (en) * 1881-04-19 Kasimirvogel
US416804A (en) * 1889-12-10 prentiss
DE1086635B (de) * 1957-02-25 1960-08-04 Ebauches Sa Antriebsvorrichtung fuer sprunghafte Schaltung eines zeitanzeigenden Organs in einem Uhrwerk
FR2469743A1 (fr) * 1979-11-16 1981-05-22 Suisse Horlogerie Mecanisme de positionnement d'une roue de centre pour piece d'horlogerie
EP1319997B1 (fr) * 2001-12-15 2010-05-26 Richemont International S.A. Dispositif à force constante
EP1406131A1 (fr) * 2002-10-01 2004-04-07 Manufacture Roger Dubuis S.A. Dispositif mécanique d'affichage des heures et des minutes
EP1445669A1 (fr) * 2003-02-10 2004-08-11 Richemont International S.A. Echappement à force constante pour horloge avec secondes indirectes
EP1528443B1 (fr) * 2003-10-28 2008-08-06 Francois-Paul Journe Dispositif de force constante pour une montre
DE602005021883D1 (de) * 2005-10-10 2010-07-29 Montres Breguet Sa Uhrwerk mit konstantkraftvorrichtung
DE102005058321B4 (de) * 2005-12-07 2007-09-06 Lange Uhren Gmbh Uhr

Also Published As

Publication number Publication date
EP2034374A3 (fr) 2009-07-15
DE102007042797A1 (de) 2009-03-12
US20090067296A1 (en) 2009-03-12
EP2034374A2 (fr) 2009-03-11
DE102007042797B4 (de) 2010-04-08
US8038340B2 (en) 2011-10-18

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