EP3605244B1 - Uhr-anzeigemechanismus mit elastischem zeiger - Google Patents

Uhr-anzeigemechanismus mit elastischem zeiger Download PDF

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Publication number
EP3605244B1
EP3605244B1 EP19185917.2A EP19185917A EP3605244B1 EP 3605244 B1 EP3605244 B1 EP 3605244B1 EP 19185917 A EP19185917 A EP 19185917A EP 3605244 B1 EP3605244 B1 EP 3605244B1
Authority
EP
European Patent Office
Prior art keywords
differential
cam
display mechanism
pipe
input
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
EP19185917.2A
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English (en)
French (fr)
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EP3605244A1 (de
Inventor
Christophe Bifrare
Alain Zaugg
Patrice Golay
Marc Stranczl
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.)
Montres Breguet SA
Original Assignee
Montres Breguet 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 Montres Breguet SA filed Critical Montres Breguet SA
Priority to US16/965,766 priority Critical patent/US11860577B2/en
Priority to JP2020545702A priority patent/JP7050168B2/ja
Priority to EP19742224.9A priority patent/EP3765919B1/de
Priority to PCT/EP2019/069949 priority patent/WO2020025424A1/fr
Priority to US17/051,617 priority patent/US11886147B2/en
Priority to EP19742225.6A priority patent/EP3765920B1/de
Priority to CN201980021634.6A priority patent/CN111902779B/zh
Priority to PCT/EP2019/069946 priority patent/WO2020025423A1/fr
Priority to JP2020545689A priority patent/JP7050167B2/ja
Priority to CN201980021418.1A priority patent/CN111902778B/zh
Publication of EP3605244A1 publication Critical patent/EP3605244A1/de
Priority to US16/820,791 priority patent/US11537080B2/en
Priority to JP2020046222A priority patent/JP6933743B2/ja
Priority to CN202010233315.6A priority patent/CN112213934B/zh
Priority to EP20176726.6A priority patent/EP3764168B1/de
Priority to EP20176720.9A priority patent/EP3764170B1/de
Publication of EP3605244B1 publication Critical patent/EP3605244B1/de
Application granted granted Critical
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/02—Back-gearing arrangements between gear train and hands
    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/04—Hands; Discs with a single mark or the like
    • 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
    • G04B13/00—Gearwork
    • G04B13/001—Gearwork with the choice of adjustable or varying transmission ratio
    • 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
    • G04B13/00—Gearwork
    • G04B13/007—Gearwork with differential work
    • 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
    • G04B13/00—Gearwork
    • G04B13/007—Gearwork with differential work
    • G04B13/008—Differentials
    • 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
    • G04B13/00—Gearwork
    • G04B13/02—Wheels; Pinions; Spindles; Pivots
    • G04B13/021—Wheels; Pinions; Spindles; Pivots elastic fitting with a spindle, axis or shaft
    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/04—Hands; Discs with a single mark or the like
    • G04B19/042—Construction and manufacture of the hands; arrangements for increasing reading accuracy
    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/04—Hands; Discs with a single mark or the like
    • G04B19/048—Hands; Discs with a single mark or the like having the possibility of indicating on more than one scale, e.g. hands with variable length which work on different scales
    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/06—Dials
    • G04B19/08—Geometrical arrangement of the graduations
    • G04B19/082—Geometrical arrangement of the graduations varying from the normal closed scale
    • 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
    • G04B45/00—Time pieces of which the indicating means or cases provoke special effects, e.g. aesthetic effects
    • G04B45/0038—Figures or parts thereof moved by the clockwork
    • G04B45/0061—Moving parts of the clockwork, e.g. pendulum, hands in special form, mostly constructed as a figure
    • 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
    • G04B9/00—Supervision of the state of winding, e.g. indicating the amount of winding
    • G04B9/005—Supervision of the state of winding, e.g. indicating the amount of winding by optical indication of the amount of winding
    • 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
    • G04B13/00—Gearwork
    • G04B13/02—Wheels; Pinions; Spindles; Pivots

Definitions

  • the invention relates to a variable geometry clock display mechanism, comprising at least one resilient hand which comprises a first drive barrel integral with a first end of a flexible blade, and a second integral drive barrel. of another end of said flexible blade, and comprising a display index which in an unstressed free state of said elastic needle in which both said first barrel and said second barrel are unstressed and are spaced apart from each other is distant from said first barrel and from said second barrel, the service position of said elastic needle being a constrained position where said first barrel and said second barrel are coaxial with each other around an output axis, said display mechanism comprising first means for driving said first barrel about said output axis, and second means for driving said second barrel about said axis output, said first drive means and second drive means being arranged to deform said flexible blade, by varying the angular position of said second barrel relative to the angular position of said first barrel around said output axis, and to make varying the radial position of said display index relative to said output axis.
  • the invention relates to a timepiece movement comprising at least one such display mechanism.
  • the invention relates to a watch comprising at least one such movement, and / or at least one such display mechanism.
  • the invention relates to the field of watchmaking display mechanisms, and more particularly for timepieces with complications, the invention can be used both for static timepieces such as clocks or clocks, as well as for watches. watches, due to the small dimensions of the mechanism according to the invention.
  • dials of many timepieces are not circular, and it is advantageous to have solutions that make it possible to occupy the entire available surface, for an even better visualization.
  • variable geometry display mechanism makes it possible to break up a certain monotony of displays, and to make the display more lively, with different aspects depending on the time of day, or according to particular time periods.
  • an AM / PM display can be provided simply by the shape of a needle, which has a first aspect during the twelve o'clock in the morning, and a second aspect during the remainder. of the day ; it is also possible to distinguish day / night displays, time zone displays, or the like.
  • the invention proposes to further simplify such a mechanism and to make it even more compact and economical to produce.
  • variable geometry clock display mechanism relates to a variable geometry clock display mechanism, according to claim 1.
  • the invention relates to a timepiece movement comprising at least one such display mechanism.
  • the invention relates to a watch comprising at least one such movement, and / or at least one such display mechanism.
  • EP18186552 relating to a variable geometry clockwork display mechanism with elastic hand, discloses a first actuation mechanism by means of mobiles with shaped teeth. Such an embodiment allows the execution of very innovative displays in horology, and is however expensive, and reserved for luxury parts.
  • the same application also describes a second case of an actuation mechanism by means of a first differential on the cog of the first barrel and a second differential on the cog of the second barrel, and at least one cam constituting an input of such differential. Therefore, it is necessary to find and size a suitable planetary gear (differential). Planetary gears have the advantage of achieving high transmission ratios in a small footprint.
  • the input and output shafts are an extension of one another.
  • it is a question of controlling one of the inputs of the differential, so as to generate an advance and respectively a delay of a specific equivalent value on each of the ends of the needle. And, when this value is zero, it is necessary to obtain a transmission ratio of 1 (the positive value means that the direction must also be the same).
  • the figure 8 shows an example of such an embodiment, with a heart-shaped cam in the right part of the figure, traversed by a curved lever in the shape of a sickle comprising an internally toothed part, with which cooperates a wheel of a first differential, in the left part of the figure, a second differential being visible in the rear right part of the figure, these two differentials attacking two coaxial guns.
  • the lever in this figure does not have a return spring, because it is the elastic needle which advantageously fulfills this function.
  • the lever actuates the crown, which by means of the satellites visible on the principle diagram of one of the two differentials, makes it possible to generate the necessary advance or delay.
  • This mechanism of the figure 8 performs well the function of generating lead or lag on the barrels, but remains bulky and has a lot of components.
  • the invention proposes to further simplify the mechanism and to make it even more compact and economical to produce.
  • a small caliber such as a lady's watch
  • the main difficulty is linked to the low torque available. It is therefore necessary to create a mechanism with the lowest possible energy consumption.
  • the invention proposes to control the satellite.
  • a feeler in the satellite By implanting a feeler in the satellite, and by controlling the latter by a round cam, we obtain a speed ratio equal to one between the sun wheel and the supporting frame of the satellites: the assembly then behaves like a mobile.
  • the cams shown on the figure 2 allow, thus, to obtain the trajectory of the point of the needle of the figure 5 .
  • the invention thus relates, more particularly, to a variable geometry watch display mechanism 10, comprising at least one elastic hand 1.
  • This elastic needle which comprises a first drive barrel 2 integral with a first end of a flexible blade 3, and a second drive barrel 4 integral with another end of the flexible blade 3.
  • This flexible strip 3 can be a continuous strip, or even a strip comprising a succession of segments 5 joined two by two at the vertices 6, as can be seen on the figures 5 and 6 .
  • This flexible blade 3 comprises a display index which, in an unstressed free state of the elastic needle 1 in which both the first barrel 2 and the second barrel 4 are not subjected to any constraint and are distant from each other. on the other, is distant from the first barrel 2 and from the second barrel 4, the service position of the elastic needle 1 being a constrained position where the first barrel 2 and the second barrel 4 are coaxial with each other around of an output axis D.
  • the display index is advantageously, but not necessarily, constituted by a vertex 6.
  • the display mechanism 10 comprises first drive means 11 of the first barrel 2 around the output axis D, and second drive means 13 of the second barrel 4 around the output axis D.
  • first barrel 2 and the second barrel 4 are not coaxial are not described here, they remain feasible for certain special displays, in particular displays which are not of revolution, such as retrograde displays or the like.
  • the first drive means 11 and the second drive means 13 are arranged to deform the flexible blade 3, by varying the angular position of the second barrel 4 relative to the angular position of the first barrel 2 around the axis of output D, and to vary the radial position of the display index relative to the output axis D.
  • the display mechanism 10 comprises a first differential 912 on the drive train of the first barrel 2, and one input of which is formed by a first cam 92 or 820, and a second differential 914 on the drive train.
  • the first cam can be a fixed cam or a movable cam
  • the second cam can be, in the same way , a fixed cam or a movable cam.
  • the figures 10, 12 , 14 , 16 illustrate some particular configurations.
  • first differential 912 and the second differential 914 comprise a common planet carrier chassis or two synchronous planet carrier chassis, each carrying or respectively carriers of the planet wheels 82, 84, which each comprise an eccentric feeler 83, 85, which is arranged to follow its respective cam 92, 820, 94, 810, depending on the variant.
  • first drive means 11 or the second drive means 13 are arranged to drive another input of an input differential, which is another input than the cam mentioned above constituting one of the inputs of the input differential.
  • This input differential is one of the first differential 912 and second differential 914; for example on the variant of figures 1 and 2 , the input differential is the second 914 differential.
  • This other input is formed by a first satellite of the input differential.
  • the first satellite is mounted to rotate freely on an input satellite carrier frame 80 which is itself mounted to rotate freely around the output axis D.
  • the sun gear of the input differential is formed, or else by a first toothing 21 carried by the first barrel 2 when the input differential is the first differential 912, or else by a second toothing 41 carried by the second barrel 4 when the input differential is the second differential 914.
  • satellite carrier chassis means a chassis capable of supporting at least one satellite, on any of its faces.
  • the other of the first differential 912 and second differential 914 is an output differential, another input of which is constituted by a second satellite of the output differential.
  • This second satellite is mounted freely in rotation on the entry satellite carrier frame 80 as on the figure 2 , or else on an output planet carrier frame which is mounted to rotate freely around the output axis D and synchronous with the input planet carrier frame 80.
  • the sun gear of the output differential is formed by a second toothing 41 which the second barrel 4 carries when the input differential is the first differential 912, or by a first toothing 21 which the first barrel 2 carries when the input differential is the second differential 914.
  • the second satellite is mounted to rotate freely on the entry satellite carrier frame 80, on the face opposite to that which carries the first satellite, as visible on the figures.
  • figures 2 and 3 which show the entry satellite carrier frame 80 comprising countersinks on the upper and lower faces, and upper 81 and lower 89 pivot pins.
  • the first differential 912 comprises a first satellite 82 comprising a first eccentric finger 83, which is arranged to travel a first internal track 93 of the first cam 92 or 820, in particular a fixed cam, and is biased against the first internal track 93 by the elasticity of the elastic needle 1.
  • the second differential 914 comprises a second satellite 84 comprising a second eccentric finger 85, which is arranged to run through a second internal track 95 of the second cam 94 or 810, in particular a fixed cam, and which is biased against the second internal track 95 by the elasticity of the elastic needle 1. It is advantageous to use the elasticity of the elastic needle 1 itself to save a return component which would be necessary to ensure the plating of each probe on its cam track.
  • the first cam, 92 or 820 in particular a fixed cam
  • the second cam, 94 or 810 in particular a fixed cam, with which it forms a box.
  • This box contains the first barrel 2, the second barrel 4, and, interposed freely in rotation between the first cam 92 or 820, in particular a fixed cam, and the second cam 94 or 810, in particular a fixed cam, or else a door frame.
  • single entry satellite 80 carrying all of the moving bodies of the first differential 912 and of the second differential 914, or else an entry satellite carrier frame 80 carrying all of the moving bodies of the first differential 912 and a satellite carrier frame output mounted to rotate freely around the output axis D and synchronous with the input planet carrier frame 80 and carrying all of the moving parts of the second differential 914.
  • the first satellite protrudes radially, with reference to the output axis D and relative to the first cam, 92 or 820, in particular a fixed cam, and to the second cam, 94 or 810, in particular a cam fixed ,, and is arranged to cooperate with an internally toothed ring, which the display mechanism 10 comprises, for driving this at least one elastic needle 1.
  • the implementation of the invention makes it possible to obtain a wide variety of different displays, depending on the kinematics imposed on the cams and the planet carrier frame, or on the planet carrier frames when there are several.
  • the first cam 92 or 820 and the second cam 94 or 810 are fixed relative to a plate or a bridge that comprises the display mechanism, and the common planet carrier frame 80 in the case of the figure, or both synchronous satellite carrier chassis, in another variant not shown, is or are driven by a control mechanism of the display mechanism 10.
  • the figure 11 shows the ovoid trajectory T of a vertex 6 of needle 1, associated with this mechanism.
  • first cam, 92 or 820, and the second cam, 94 or 810 are pivoting and synchronous.
  • the first cam, 92 or 820, and the second cam, 94 or 810 are pivoting and synchronous, and the common planet carrier 80 frame shown, or the two synchronous frames, each carrier, is or are fixed relative to a plate or a bridge that comprises the display mechanism 10.
  • the figure 13 shows the linear trajectory of a vertex 6 of needle 1, associated with this mechanism, since this elastic needle 1 here does not turn around the output axis D, but changes length depending on the shape of the cams, between a minimum radius RMIN and a maximum radius RMAX; one application consists, for example, of a linear power reserve display.
  • the first cam, 92 or 820, and the second cam, 94 or 810 are pivoting, and can be locked in a fixed position, but not permanently, because they can perform a rotational movement on demand, in particular but not limited to one turn or a whole number of turns.
  • the first cam, 92 or 820, and the second cam, 94 or 810 are pivoting and synchronous, and the common planet carrier frame 80 shown, or the two synchronous frames, each planet carrier, in a another variant not shown, is or are pivoting coaxially with respect to the first cam, 92 or 820, and the second cam, 94 or 810.
  • the display mechanism 10 then comprises a demand control mechanism to rotate together the first cam, 92 or 820, and the second cam, 94 or 810, and to vary the radial extension of the elastic needle 1 with respect to the output axis D.
  • the figure 15 shows the square trajectory T of a vertex 6 of the needle 1, associated with the mechanism of the figure 14 .
  • This vertex 6 is distant from the output axis D by a distance which varies between a minimum radius RMIN and a maximum radius RMAX.
  • RMIN minimum radius
  • RMAX maximum radius
  • the figure 16 illustrates, similarly to figures 10, 12 , and 14 , another variant where one of the cams, here the second cam 810, is carried by the planet carrier frame 80: it cooperates with the second eccentric finger 85 of the second satellite 84 which is carried by the pivot pin 81 of the same satellite carrier frame 80; on the lower face of this planet carrier frame 80 is guided, in a similar manner, the first planet gear 82, the first eccentric finger 83 of which cooperates with the first internal track 93 of the first cam 92.
  • the symmetrical configuration can be achieved. with a first cam 820 formed at the level of the planet carrier frame 80, and a second cam 94 outside the latter.
  • the invention also relates to a timepiece movement 900 comprising at least one such display mechanism 10.
  • the invention also relates to a watch 1000 comprising at least one such movement 900, and / or at least one such display mechanism 10.
  • the invention makes it possible to generate the advance and / or the delay on the two barrels of the elastic needle, making it possible to generate complex trajectories, all in a very simple, compact way that does not consume much torque. and therefore of great reliability.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Geometry (AREA)
  • Electromechanical Clocks (AREA)
  • Transmission Devices (AREA)
  • Measurement Of Unknown Time Intervals (AREA)

Claims (18)

  1. Uhr-Anzeigemechanismus (10) mit variabler Geometrie, umfassend mindestens einen elastischen Zeiger (1), der ein erstes Antriebsrohr (2), das mit einem ersten Ende eines biegsamen Blatts (3) fest verbunden ist, und ein zweites Antriebsrohr (4), das mit einem anderen Ende des biegsamen Blatts (3) fest verbunden ist, umfasst, sowie umfassend einen Anzeigeindex, der in einem freien, nicht belasteten Zustand des elastischen Zeigers (1), in dem weder das erste Rohr (2) noch das zweite Rohr (4) irgendeiner Belastung unterworfen sind und diese voneinander beabstandet sind, vom ersten Rohr (2) und vom zweiten Rohr (4) beabstandet ist, wobei die Betriebsposition des elastischen Zeigers (1) eine belastete Position ist, in der das erste Rohr (2) und das zweite Rohr (4) um eine Ausgangswelle (D) zueinander koaxial sind, der Anzeigemechanismus (10) erste Antriebsmittel (11) des ersten Rohrs (2) um die Ausgangswelle (D) und zweite Antriebsmittel (13) des zweiten Rohrs (4) um die Ausgangswelle (D) umfasst, und die ersten Antriebsmittel (11) und die zweiten Antriebsmittel (13) dazu vorgesehen sind, das biegsame Blatt (3) zu verformen, indem sie die Winkelposition des zweiten Rohrs (4) in Bezug auf die Winkelposition des ersten Rohrs (2) um die Ausgangswelle (D) verändern, und die radiale Position des Anzeigeindexes in Bezug auf die Ausgangswelle (D) zu verändern, dadurch gekennzeichnet, dass der Anzeigemechanismus ein erstes Differenzialgetriebe (912) an dem Antriebsräderwerk des ersten Rohrs (2), wovon ein Eingang durch eine erste Kurvenscheibe (92, 820) gebildet ist, und ein zweites Differenzialgetriebe (914) an dem Antriebsräderwerk des zweiten Rohrs (4), wovon ein Eingang durch eine zweite Kurvenscheibe (94, 810) gebildet ist, umfasst, und dass das erste Differenzialgetriebe (912) und das zweite Differenzialgetriebe (914) Planetenradträger (82; 84) sind, die jeweils einen exzentrischen Taster (83; 85) aufweisen, der dazu vorgesehen ist, seiner entsprechenden Kurvenscheibe (92; 94) zu folgen.
  2. Anzeigemechanismus (10) nach Anspruch 1, dadurch gekennzeichnet, dass die zweite Kurvenscheibe (94; 820) mit der ersten Kurvenscheibe (92; 810) synchron ist.
  3. Anzeigemechanismus (10) nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass das erste Differenzialgetriebe (912) und das zweite Differenzialgetriebe (914) einen gemeinsamen Planetenradträger-Rahmen oder zwei synchrone Planetenradträger-Rahmen umfassen, der bzw. die Träger der Planetenräder (82; 84) ist/sind, die jeweils einen exzentrischen Taster (83; 85) aufweisen, der dazu vorgesehen ist, seiner entsprechenden Kurvenscheibe (92, 820; 94, 810) zu folgen.
  4. Anzeigemechanismus (10) nach Anspruch 3, dadurch gekennzeichnet, dass mindestens eine der Kurvenscheibe (92, 820; 94, 810) von dem gemeinsamen Planetenradträger-Rahmen oder von den zwei synchronen Planetenradträger-Rahmen getrennt ist.
  5. Anzeigemechanismus (10) nach Anspruch 4, dadurch gekennzeichnet, dass die beiden Kurvenscheiben (92, 820; 94, 810) voneinander getrennt sind und jeweils von dem gemeinsamen Planetenradträger-Rahmen oder von den beiden synchronen Planetenradträger-Rahmen getrennt sind.
  6. Anzeigemechanismus (10) nach Anspruch 3, dadurch gekennzeichnet, dass mindestens eine der Kurvenscheiben (92, 820; 94, 810) von dem gemeinsamen Planetenradträger-Rahmen oder von einem der beiden synchronen Planetenradträger-Rahmen getragen wird.
  7. Anzeigemechanismus (10) nach einem der Ansprüche 3 bis 5, dadurch gekennzeichnet, dass die erste Kurvenscheibe (92, 820) und die zweite Kurvenscheibe (94, 810) in Bezug auf eine Platte oder eine Brücke, die der Anzeigemechanismus aufweist, festgelegt sind und dass der gemeinsame Planetenradträger-Rahmen oder die beiden synchronen Planetenradträger-Rahmen durch einen Steuermechanismus des Anzeigemechanismus (10) angetrieben werden.
  8. Anzeigemechanismus (10) nach einem der Ansprüche 3 bis 5, dadurch gekennzeichnet, dass die erste Kurvenscheibe (92, 820) und die zweite Kurvenscheibe (94, 810) schwenkbar und synchron sind und dass der gemeinsame Planetenradträger-Rahmen oder die beiden synchronen Planetenradträger-Rahmen in Bezug auf eine Platte oder eine Brücke, die der Anzeigemechanismus aufweist, festgelegt ist/sind.
  9. Anzeigemechanismus (10) nach einem der Ansprüche 3 bis 5, dadurch gekennzeichnet, dass die erste Kurvenscheibe (92, 820) und die zweite Kurvenscheibe (94, 810) schwenkbar und synchron sind und dass der gemeinsame Planetenradträger-Rahmen oder die beiden synchronen Planetenradträger-Rahmen in Bezug auf die erste Kurvenscheibe (92, 820) und die zweite Kurvenscheibe (94, 810) koaxial schwenkbar ist/sind.
  10. Anzeigemechanismus (10) nach Anspruch 8 oder 9, dadurch gekennzeichnet, dass der Anzeigemechanismus (10) einen Bedarfssteuermechanismus umfasst, um die erste Kurvenscheibe (92, 820) und die zweite Kurvenscheibe (94, 810) gemeinsam zu schwenken und um die radiale Erstreckung des elastischen Zeigers (1) in Bezug auf die Ausgangswelle (D) zu verändern.
  11. Anzeigemechanismus (10) nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, dass die ersten Antriebsmittel (11) oder die zweiten Antriebsmittel (13) dazu vorgesehen sind, einen anderen Eingang eines Eingangsdifferenzialgetriebes anzutreiben, das entweder das erste Differenzialgetriebe (912) oder das zweite Differenzialgetriebe (914) ist, das durch ein erstes Planetenrad des Eingangsdifferenzialgetriebes gebildet ist, wobei das erste Planetenrad frei drehbar montiert ist an einem Eingangsrahmen (80), der frei drehbar um die Ausgangswelle (D) montiert ist, und das Sonnenrad des Eingangsdifferenzialgetriebes durch eine erste Zahnung (21), die das erste Rohr (2) trägt, gebildet ist, wenn das Eingangsdifferenzialgetriebe das erste Differenzialgetriebe (912) ist, oder durch eine zweite Zahnung (41), die das zweite Rohr (4) trägt, gebildet ist, wenn das Eingangsdifferenzialgetriebe das zweite Differenzialgetriebe (914) ist.
  12. Anzeigemechanismus (10) nach Anspruch 11, dadurch gekennzeichnet, dass das andere des ersten Differenzialgetriebes (912) und des zweiten Differenzialgetriebes (914) ein Ausgangsdifferenzialgetriebe ist, vom dem ein anderes Ende durch ein zweites Planetenrad des Ausgangsdifferenzialgetriebes gebildet ist, wobei das zweite Planetenrad frei drehbar montiert ist an dem Eingangsrahmen (80) oder an einem um die Ausgangswelle (D) frei drehbar montierten Ausgangsrahmen und synchron mit dem Eingangsrahmen (80), und das Sonnenrad des Ausgangsdifferenzialgetriebes durch eine zweite Zahnung (41), die das zweite Rohr (4) trägt, gebildet ist, wenn das Eingangsdifferenzialgetriebe das erste Differenzialgetriebe (912) ist, oder durch eine erste Zahnung (21), die das erste Rohr (2) trägt, gebildet ist, wenn das Eingangsdifferenzialgetriebe das zweite Differenzialgetriebe (914) ist.
  13. Anzeigemechanismus (10) nach Anspruch 12, dadurch gekennzeichnet, dass das zweite Planetenrad an dem Eingangsrahmen (80) auf der Fläche, die jener gegenüberliegt, die das ersten Planetenrad trägt, frei drehbar montiert ist.
  14. Anzeigemechanismus (10) nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, dass das erste Differenzialgetriebe (912) ein erstes Planetenrad (82) umfasst, das einen ersten exzentrischen Finger (83) aufweist, der dazu vorgesehen ist, eine erste Innenbahn (93) der ersten Kurvenscheibe (92, 820) zu durchlaufen und durch die Elastizität des elastischen Zeigers (1) zur ersten Innenbahn (93) zurückgeführt wird, und dass das zweite Differenzialgetriebe (914) ein zweites Planetenrad (84) umfasst, das einen zweiten exzentrischen Finger (85) aufweist, der dazu vorgesehen ist, eine zweite Innenbahn (95) der zweiten Kurvenscheibe (94, 810) zu durchlaufen und durch die Elastizität des elastischen Zeigers (1) zur zweiten Innenbahn (95) zurückgeführt wird.
  15. Anzeigemechanismus (10) nach einem der Ansprüche 1 bis 14, dadurch gekennzeichnet, dass die erste Kurvenscheibe (92, 820) in abgestimmter Weise an der zweiten Kurvenscheibe (94, 810) befestigt ist, mit der sie eine Höhlung bildet, die das erste Rohr (2) und das zweite Rohr (4) umschließt, und frei drehbar eingefügt ist zwischen der ersten Kurvenscheibe (92 , 820) und der zweiten Kurvenscheibe (94, 810) oder einem vereinzelten Eingangsrahmen (80), der sämtliche Drehteile des ersten Differenzialgetriebes (912) und des zweiten Differenzialgetriebes (914) trägt, oder einem Eingangsrahmen (80), der sämtliche Drehteile des ersten Differenzialgetriebes (912) trägt, und einem Ausgangsrahmen, der frei drehbar um die Ausgangswelle (D) und synchron mit dem Eingangsrahmen (80) montiert ist und sämtliche Drehteile des zweiten Differenzialgetriebes (914) trägt.
  16. Anzeigemechanismus (10) nach Anspruch 11 und einem der Ansprüche 1 bis 15, dadurch gekennzeichnet, dass das erste Planetenrad in Bezug auf die Ausgangswelle (D) und in Bezug auf die erste festgelegte Kurvenscheibe (92, 820) und die zweite festgelegte Kurvenscheibe (94, 810) radial vorsteht und dazu vorgesehen ist, mit einem Ring mit Innenzahnung, den der Anzeigemechanismus (10) aufweist, zusammenzuwirken, um den mindestens einen elastischen Zeiger (1) anzutreiben.
  17. Uhrwerk (900), umfassend mindestens einen Anzeigemechanismus (10) nach einem der Ansprüche 1 bis 16.
  18. Tragbare Uhr (1000), umfassend mindestens ein Werk (900) nach Anspruch 17 und/oder mindestens einen Anzeigemechanismus (10) nach einem der Ansprüche 1 bis 16.
EP19185917.2A 2018-07-31 2019-07-12 Uhr-anzeigemechanismus mit elastischem zeiger Active EP3605244B1 (de)

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JP2020545702A JP7050168B2 (ja) 2018-07-31 2019-07-24 弾性針を備える幾何学的構成が可変な計時器用表示機構
EP19742224.9A EP3765919B1 (de) 2018-07-31 2019-07-24 Uhr-anzeigemechanismus mit variabler geometrie und elastischem zeiger
PCT/EP2019/069949 WO2020025424A1 (fr) 2018-07-31 2019-07-24 Mecanisme d'affichage d'horlogerie a geometrie variable avec aiguille elastique
US17/051,617 US11886147B2 (en) 2018-07-31 2019-07-24 Variable-geometry timepiece display mechanism with resilient hand
EP19742225.6A EP3765920B1 (de) 2018-07-31 2019-07-24 Uhr-anzeigemechanismus mit variabler geometrie und elastischem zeiger
CN201980021634.6A CN111902779B (zh) 2018-07-31 2019-07-24 具有可变几何形状和弹性指针的钟表显示机构
CN201980021418.1A CN111902778B (zh) 2018-07-31 2019-07-24 具有可变几何形状和弹性指针的钟表显示机构
JP2020545689A JP7050167B2 (ja) 2018-07-31 2019-07-24 弾性針を備える幾何学的構成が可変な計時器用表示機構
US16/965,766 US11860577B2 (en) 2018-07-31 2019-07-24 Variable-geometry timepiece display mechanism with resilient hand
PCT/EP2019/069946 WO2020025423A1 (fr) 2018-07-31 2019-07-24 Mecanisme d'affichage d'horlogerie a geometrie variable avec aiguille elastique
US16/820,791 US11537080B2 (en) 2018-07-31 2020-03-17 Timepiece display mechanism with a resilient hand
JP2020046222A JP6933743B2 (ja) 2018-07-31 2020-03-17 弾性針を備えた計時器の表示機構
CN202010233315.6A CN112213934B (zh) 2018-07-31 2020-03-27 具有弹性指针的钟表显示机构
EP20176726.6A EP3764168B1 (de) 2018-07-31 2020-05-27 Uhr-anzeigemechanismus mit elastischem zeiger
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