EP3767397A1 - Uhrwerk mit einem drehelement, das eine magnetisierte struktur mit periodischer konfigurierung besitzt - Google Patents

Uhrwerk mit einem drehelement, das eine magnetisierte struktur mit periodischer konfigurierung besitzt Download PDF

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Publication number
EP3767397A1
EP3767397A1 EP19187333.0A EP19187333A EP3767397A1 EP 3767397 A1 EP3767397 A1 EP 3767397A1 EP 19187333 A EP19187333 A EP 19187333A EP 3767397 A1 EP3767397 A1 EP 3767397A1
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EP
European Patent Office
Prior art keywords
magnetic
elements
angular
parasitic
torque
Prior art date
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EP19187333.0A
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English (en)
French (fr)
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EP3767397B1 (de
Inventor
Gianni Di Domenico
Marc Stranczl
Benoît LEGERET
René Piguet
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Swatch Group Research and Development SA
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Swatch Group Research and Development SA
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Priority to EP19187333.0A priority Critical patent/EP3767397B1/de
Priority to US16/891,168 priority patent/US11822294B2/en
Priority to JP2020108538A priority patent/JP6982139B2/ja
Priority to CN202010691556.5A priority patent/CN112241120B/zh
Publication of EP3767397A1 publication Critical patent/EP3767397A1/de
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Publication of EP3767397B1 publication Critical patent/EP3767397B1/de
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    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C5/00—Electric or magnetic means for converting oscillatory to rotary motion in time-pieces, i.e. electric or magnetic escapements
    • G04C5/005—Magnetic or electromagnetic means
    • 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
    • G04B15/14—Component parts or constructional details, e.g. construction of the lever or the escape wheel
    • 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
    • G04B17/32—Component parts or constructional details, e.g. collet, stud, virole or piton
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • G04C3/101—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • G04C3/101—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details
    • G04C3/104—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details of the pawl or the ratched-wheel
    • G04C3/105—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details of the pawl or the ratched-wheel pawl and ratched-wheel being magnetically coupled

Definitions

  • the invention relates to watch movements provided with at least one rotating element participating in at least one magnetic system of the horological movement, this rotating element being provided with an annular magnetized structure exhibiting an angular variation of at least one physical parameter which affects it. defines.
  • rotating element is understood to mean an element arranged in the watch movement so as to be able to undergo a certain rotation, in a given direction or in both directions.
  • this expression applies for example as much to an escape wheel as to a balance.
  • watch movements comprising at least one magnetic system involved in the operation of the watch movement are known from the prior art.
  • watch movements are known which are equipped with a magnetic escapement formed by a magnetic system in which at least one magnet carried by an anchor and at least one magnet carried by an anchor wheel participate.
  • Such magnetic escapements are described in particular in documents EP_2887157 , EP_3128379 , EP_3128379 , EP_3208667 , EP_3217227 and CH_712154 .
  • Watch movements are also known having a magnetic escapement without a stopper, part of the magnetic system of which is carried by the mechanical resonator of the watch movement and the other part is carried by an escape wheel.
  • Such watch movements are in particular described in documents CH_709031 and CH_713070 .
  • a rotating element supports an annular magnetized structure and the latter exhibits an angular variation of at least one physical parameter which defines it
  • the inventors have observed that, in the presence of at least one ferromagnetic part located in particular at the periphery of the rotating element, not only this ferromagnetic part exerts a radial attraction on the annular magnetized structure, so that a parasitic friction force is generated in the bearings of the shaft of the rotating element, but in addition the element rotating is subjected to a parasitic magnetic torque varying as a function of the angular position of the rotating element.
  • a parasitic magnetic torque disturbs the correct operation of the magnetic system in which the rotating element participates, in particular in the case of a magnetic escapement having an escape wheel of the type of the aforementioned rotating element.
  • an anchor magnetic having a steel axle must remain at the periphery of the magnetic escape wheel with which this magnetic anchor is associated.
  • the inventors have decided to seek a technical solution to solve the particular technical problem, namely the manifestation of a disturbing magnetic couple, which neither requires nor having to change the nature of magnetic elements in the environment of an element. rotating equipped with a magnetized structure exhibiting an angular variation of at least one physical parameter, nor having to modify the design of the watch movement, that is to say its various functional parts and their interactions.
  • the present invention relates to a horological movement comprising a mechanism formed by a rotating element, provided with an annular magnetized structure exhibiting an angular variation of at least one physical parameter which defines it, and by a first set of elements.
  • magnetic which consists of a functional magnetic element or of a plurality of functional magnetic elements, this first set of magnetic elements being non-integral in rotation with the rotating element and having with the annular magnetized structure generally a first magnetic interaction which generates on the rotating element a first parasitic magnetic torque.
  • the watch movement further comprises a second set of magnetic elements which consists of a magnetic compensation element or a plurality of magnetic compensation elements not belonging to any mechanism of the watch movement, this second set of elements magnetic being not integral in rotation with the rotating element and having with the generally annular magnetized structure a second magnetic interaction which generates on the rotating element a second parasitic magnetic torque.
  • the second set of magnetic elements is arranged relative to the first set of magnetic elements such that the maximum absolute value of the torque resulting from the addition of the first parasitic magnetic torque with the second parasitic magnetic torque is less than the maximum absolute value of first parasitic magnetic couple.
  • the first parasitic magnetic torque as a function of the angular position of the rotating element defines a first curve of the sinusoidal type having an angular period equal to 360 ° / N with N being an integer greater than one ( N> 1).
  • the second set of magnetic elements is arranged relative to the first set of magnetic elements so that the second parasitic magnetic torque as a function of the angular position of the rotating element defines a second curve of the sinusoidal type also having said period. angular, and so that the first and second parasitic magnetic pairs have an angular phase shift between them substantially equal to 180 °.
  • the second set of magnetic elements consists of K magnetic compensation elements or K groups of magnetic compensation elements having substantially the same configuration, K being an integer greater than one (K> 1) .
  • the overall parasitic magnetic torque, which is exerted by at least one functional magnetic element on the rotating element provided with an annular magnetized structure, is therefore reduced, by adding to the space surrounding this rotating element at least one magnetic compensation element.
  • the annular magnet structure is configured and the magnetic compensation element is arranged so that the maximum absolute value of said resulting torque is less than 15% of the maximum value of the first parasitic magnetic torque.
  • a mechanical watch movement 2 of the prior art will be described below to better highlight the technical problem posed by such a watch movement which is provided with a balance 4 and a magnetic escapement formed by a magnetic anchor 8 and an escape wheel referenced 6 in the variant of Figure 1 , respectively 6A in the variant of Figures 2 and 3 .
  • the magnetic anchor is provided with two magnetic paddles 9, 10 arranged at the free ends of two arms.
  • the escape wheel 6 comprises a non-magnetic support 11 on which is arranged a structured magnetized layer 12 which on its own forms an annular magnetized structure of the escape wheel.
  • This structured magnetic layer has a magnetic track 14 which surrounds the shaft 20 of the escape wheel in a generally circular path but with convex portions 14a, that is to say outgoing, and concave portions 14b, c ' that is, inbound.
  • the structured magnetized layer 12 has external magnetized areas 16 and internal magnetized areas 17 which are located respectively on both sides of the magnetic track 14 and which define magnetic barriers for the magnetic paddles of the anchor 8.
  • the escape wheel 6A comprises two structured magnetized layers 12A and 12B which are each identical to the layer 12 of the Figure 1 and which are arranged axially one opposite the other with the areas 16 and 17 of the layer 12A superimposed on the corresponding areas of the layer 12B.
  • the two layers 12A and 12B are arranged on two respective supports 11A and 11B, made of non-magnetic material, which are fixedly mounted on the shaft 20, which comprises a pinion 22 for driving the escape wheel 6A.
  • the two structured magnetic layers are located on the side of an intermediate space defined by the two supports 11A, 11B and into which penetrate the two respective ends of the two arms of the anchor 8, so as to allow a magnetic interaction of the magnetic paddles of the anchor with the two layers 12A and 12B.
  • the two structured magnetized layers 12A, 12B together form an annular magnetized structure of the magnetic escape wheel 6A.
  • the two layers 12A, 12B each have a constant thickness, so that the annular magnetized structure also axially has a constant thickness.
  • a watch movement is considered comprising a mechanism formed by a rotating element, provided with an annular magnetized structure exhibiting an angular variation of at least one physical parameter defining this annular magnetized structure, and by a first set of magnetic elements which consists of at least one functional magnetic element, this first set of magnetic elements being non-integral in rotation with the rotating element and generally having a first magnetic interaction with the annular magnetized structure .
  • the rotating element is a magnetic escape wheel.
  • the rotating element can be another component, in particular a balance.
  • the first set of magnetic elements consists of at least one axis of ferromagnetic material, in particular of the axis of the anchor associated with the escape wheel and / or of the axis of an intermediate mobile located near this wheel and forming a gear train which transmits the torque from a barrel to the escape wheel.
  • the invention is not limited to the only axes of ferromagnetic materials, but that it applies to any other magnetic element capable of being arranged at the immediate periphery of the rotating element in question, in particular of a magnetic escape wheel, and to exhibit significant magnetic interaction with its annular magnet structure.
  • 'magnetic element' is meant a magnet, a ferromagnetic element or a combination of both.
  • annular magnetized structure exhibits an angular variation, namely the radial width of each structured magnetized layer 12A, 12B and the average distance of each structured magnetized layer from the axis of rotation 21 of the escape wheel 6A.
  • Angular variations in radial width and average distance to the axis of rotation of the two layers 12A, 12B, and therefore of the annular magnetized structure are periodic so that the annular magnetized structure has an angular period equal to 360 ° / N with N being an integer greater than one (N> 1).
  • the ferromagnetic axis 18 forms a body of revolution so that the volume of magnetic material which it defines remains invariable whatever the angular position of the anchor 8.
  • the first magnetic interaction between the magnetic axis 18 and the annular magnetized structure 12A-12B of the wheel 6A generates on this wheel, due to the fact that it comprises a periodic annular magnetized structure, a first parasitic magnetic torque which depends substantially only on the angular position of the wheel 6A and which varies periodically in function of the angular position of the wheel 6A by having, in the variant considered, the same angular period PA, here 60 ° or ⁇ / 3 [rad], as the annular magnetized structure 12A-12B.
  • PA here 60 ° or ⁇ / 3 [rad
  • the curve 30, although not exactly defining a function F ( ⁇ ) A ⁇ sin ⁇ , is of the sinusoidal type.
  • the extreme positive values and the negative values are, in absolute values, close to each other, preferably almost identical, but they may differ to some extent, for example from 10% to 20%.
  • the two half-periods forming the period of such a curve may have different values, as is the case with curve 30 at Figure 4 , although it is advantageous that the two half-periods have substantially the same value.
  • the watch movement is similar to that of the prior art described above with regard to the mechanism (s) which compose it (s) and it further comprises a magnetic compensation element 32 which is similar in its shape to the magnetic axis 18 or, more generally, configured to generate on the annular magnetized structure, in particular on the structured magnetized layer 12A which forms it, a torque having substantially the same intensity as that of the torque generated by the axis 18 ( Figure 4 ).
  • This magnetic compensation element 32 is formed here by a magnetic pin, arranged at the periphery of the magnetic escape wheel and formed by a ferromagnetic material, and it is arranged so as to have an angular offset relative to the magnetic axis, referred to an angular period of the periodic structured magnetized layer 12A and therefore to the angular period of the periodic annular magnetized structure.
  • a second parasitic magnetic torque generated by the magnetic pin 32 defines a curve similar to the curve 30 of the Figure 4 , but the first and second parasitic magnetic pairs have between them a phase shift of about 180 °, preferably 180 °.
  • the magnetic pin 32 is arranged on the diametrically opposite side to the functional magnetic axis 18 to also largely compensate for the magnetic attraction force exerted by this. axis 18 on the escape wheel 6A.
  • the torque resulting from the addition of the first and second parasitic magnetic pairs is shown in Figure 6 .
  • the maximum absolute value V2 of this resulting torque is less than the maximum absolute value V1 of the first parasitic magnetic torque shown in Figure 4 .
  • the maximum absolute value V2 of the resulting torque is slightly less than half of the maximum absolute value V1 of the first parasitic magnetic torque.
  • the curve 34 of the resulting torque has a period equal to half of the angular period PA of the structured magnetized layer 12A and therefore of the annular magnetized structure.
  • the watch movement comprises a second set of magnetic elements which consists of a magnetic compensation element or of a plurality of magnetic compensation elements not belonging to any mechanism of the watch movement, this second set of 'magnetic elements not being integral in rotation with the rotating element and having with the generally annular magnetized structure a second magnetic interaction which generates on the rotating element a second parasitic magnetic torque.
  • the second set of magnetic elements is arranged relative to the first set of magnetic elements such that the maximum absolute value of the torque resulting from the addition of the first and second parasitic magnetic couples is less than the maximum absolute value of the first parasitic magnetic couple.
  • the first parasitic magnetic torque as a function of the angular position of the rotating element defines a first curve of the sinusoidal type having an angular period equal to 360 ° / N , with N being an integer greater than one (N> 1).
  • the second set of magnetic elements is arranged relative to the first set of magnetic elements so that the second parasitic magnetic torque as a function of the angular position of said rotating element defines a second curve of the sinusoidal type also having said angular period, and so that the first and second parasitic magnetic pairs have an angular phase shift between them substantially equal to 180 °.
  • the watch movement shown partially in the Figure 7 , comprises a magnetic escape wheel 36 provided with an annular magnetized structure formed, as in Figure 2 , two structured magnetized layers of which only the lower layer 38A appears at the Figure 7 .
  • the escape wheel comprises a shaft 20 and a non-magnetic support 40 carrying the lower magnetized layer 38A.
  • This escape wheel is arranged to rotate around an axis of rotation 21. It is associated with a magnetic anchor 8A, which is formed by a magnetic axis 18A and two non-magnetic arms, shown in broken lines, which bear at their ends free respectively two magnetized pallets 9, 10.
  • the structured magnetized layer 38A and the annular magnetized structure formed by this structured magnetized layer differ from the layer 12 A and from the annular magnetized structure of the Figure 5 by a new configuration.
  • Layer 38A has a constant thickness and defines a magnetized track 14A having a variable radial width.
  • the annular magnetized structure is configured so that its external profile is substantially circular and continuous, as in the case of the advantageous variant of the Figure 7 .
  • circular outer profile in the case of a structure having two structured magnetized layers, it is understood that each layer has an outer profile which is substantially circular.
  • the diameters of the two structured magnetized layers are equal, so that the outer profiles of these two layers define a cylindrical geometric surface.
  • Such an arrangement of the annular magnetized structure makes it possible, on the one hand, to reduce the first parasitic magnetic torque generated by the functional magnetic element or elements at the periphery of the escape wheel 36 and, on the other hand, to reduce the ratio between the maximum absolute value of the resulting torque (of the addition of the first parasitic magnetic torque and of the parasitic magnetic torque generated by the compensation pin) and that of the first parasitic magnetic torque.
  • the second embodiment differs from the first again by the fact that two functional magnetic elements at the direct periphery of the escape wheel are considered here, namely the magnetic axis 18A of the anchor 8A and the magnetic axis 42 of an intermediate mobile forming a cog between the escape wheel and a barrel of the watch movement and meshing with the pinion of the escape wheel.
  • the individual magnetic couples which are generated respectively by the two magnetic axes 18A and 42 (at least partially in ferromagnetic material).
  • the individual magnetic torque generated by the axis 42 is predominant.
  • the first parasitic magnetic couple ( Figure 8C ) has a curve 44 close to that of the Figure 8B , also with a period PA, these two curves exhibiting a certain phase shift between them.
  • the magnetic compensation pin 32A is arranged so that the individual magnetic torque, constituting the second parasitic magnetic torque, which it exerts on the escape wheel has an angular phase shift of 180 ° with the first magnetic torque parasite, and not with the individual magnetic torque of the ferromagnetic axis 42 ( Figure 8B ), although the latter is largely predominant.
  • the pin 32A is dimensioned so as to optimize the compensation that it produces, in particular its diameter and / or its distance from the axis of rotation 21 is / are adjusted so that the maximum absolute value of the second parasitic magnetic torque, generated by the compensation pin 32A, best compensates for the first parasitic magnetic torque and that the resulting torque, whose curve 46 is given to the Figure 8D , the addition of first and second parasitic magnetic pairs thus have the smallest possible amplitude, that is to say the smallest possible maximum absolute value.
  • the maximum absolute value V4 of the torque resulting from the addition of the first and second above-mentioned parasitic magnetic couples is less than 30% of the maximum absolute value V3 of the first parasitic magnetic torque.
  • the ratio between the maximum absolute value V4 of the curve 46 and the maximum absolute value V3 of the curve 44 gives approximately 1/5.
  • the compensation pin 32A is arranged so that its position relative to the axis of rotation 21 can be adjusted to adjust the angular phase shift and / or the value.
  • the pin 32A forms an eccentric that the watchmaker can turn using a tool to adjust its distance from the axis of rotation and therefore from the annular magnetized structure. If it is desired not to vary the angular position of the compensation pin, it is possible in a variant to arrange the compensation pin in a kind of radial slide. Those skilled in the art will know how to provide the means necessary for adjusting the radial and / or angular position of this compensation pin.
  • This third embodiment differs from the first embodiment only in that the single pin of compensation of the second embodiment is replaced by two compensation pins 50, 52 similar to the magnetic axis 18 which here constitutes the set of functional magnetic elements considered (this magnetic axis considered can be either the axis of the anchor, or the axis of an intermediate mobile meshing with the escape wheel 6A).
  • the two compensation pins are arranged so that the two individual magnetic torques which they respectively exert on the escape wheel are respectively 120 ° and 240 ° out of phase (equivalent to -120 °) relative to the first parasitic magnetic torque generated by the magnetic axis 18.
  • the two magnetic compensation pins 50 and 52 are arranged so as to distribute these two compensation pins and the magnetic axis as evenly as possible around the axis of rotation to minimize the friction in the bearings of the wheel. exhaust due to the magnetic attraction exerted by each of them on the annular magnetic structure of this wheel.
  • curve 54 of the resulting torque exerted globally by the two compensation pins and the functional magnetic element of the Figure 9 is given.
  • the maximum absolute value V5 of the curve 54 is relatively low. It is less than 20% of the maximum absolute value V1 of the first parasitic magnetic torque (see Figure 4 ).
  • curve 54 is periodic and has a period angular equal to one third of the angular period PA of the annular magnetized structure, ie an angular period equal to PA / 3.
  • This fourth embodiment differs from the second embodiment in that the single magnetic compensation pin of the second embodiment is replaced here by two magnetic compensation pins 32B and 32C which are arranged in an equivalent manner to the third embodiment. .
  • the first set of magnetic elements comprises a plurality of functional magnetic elements, ie two magnetic axes in the variant described
  • the second set of magnetic elements comprises a plurality of magnetic compensation elements, or two pins in this variant.
  • the two compensation pins are arranged so that the two individual magnetic torques which they exert respectively on the escape wheel are respectively 120 ° and 240 ° out of phase relative to the first parasitic magnetic torque generated overall by the two magnetic axes 18A and 42.
  • This remainder is therefore equal to 10 ° so that the angle DA5 between the two pins 32B and 32C is equal to 40 ° in the example shown in Figure 11 , or at an angular period (equal to 30 °) to which the remainder of 10 ° is added.
  • the angle DA6 between the axis 42 and the pin 32B does not correspond to an integer of period PA to which one adds or subtracts 10 °, although this angle DA6 approaches it because the axis 42 is predominant in the first parasitic magnetic torque generated by the two functional magnetic elements on the escape wheel.
  • the curve 60 of the torque resulting from the addition of the first parasitic magnetic couple, generated globally by the first set of magnetic elements, with the second parasitic magnetic couple, generated globally by the second set of magnetic elements, is shown in Figure 12 .
  • the resulting torque is the result of the addition of all the individual parasitic magnetic pairs that are considered.
  • the ring magnet structure of the fourth embodiment is configured and the two magnetic compensation elements are arranged so that the maximum absolute value V6 of the resulting torque is less than 15%, or even 12% of the maximum absolute value V3 (see Figure 8C ) of the first parasitic magnetic couple.
  • the two compensation pins which are preferably identical, in particular their respective diameters and their respective distances from the axis of rotation.
  • the two pins 32B and 32C are not here respectively identical, in their respective configurations and their relative arrangement on the periphery of the escape wheel 36, to the two axes 18A and 42. If this were the case, we would in fact be in a variant of the second embodiment in which the two pins together would form a group of magnetic elements to be considered as an inseparable whole and not individually, that is to say not as two distinct compensation elements whose individual parasitic magnetic couples could present different phase shifts relative to the first magnetic couple parasite and selected as described above.
  • the two compensation pins are in their respective configurations, in particular their dimensions and the material which constitutes them, and their respective arrangements relative to the 'axis of rotation, in particular the distance from this axis of rotation, substantially identical to the compensation pin 32A of the second embodiment which optimizes the result of this second embodiment or they have the same effect as this compensation pin 32A on the annular magnetic structure.
  • the second set of magnetic elements consists of K magnetic compensation elements or K groups of magnetic compensation elements having substantially the same configuration, K being an integer. greater than one (K> 1).

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Electromechanical Clocks (AREA)
EP19187333.0A 2019-07-19 2019-07-19 Uhrwerk mit einem drehelement, das eine magnetisierte struktur mit periodischer konfigurierung besitzt Active EP3767397B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP19187333.0A EP3767397B1 (de) 2019-07-19 2019-07-19 Uhrwerk mit einem drehelement, das eine magnetisierte struktur mit periodischer konfigurierung besitzt
US16/891,168 US11822294B2 (en) 2019-07-19 2020-06-03 Timepiece movement comprising a rotating element provided with a magnetized structure having a periodic configuration
JP2020108538A JP6982139B2 (ja) 2019-07-19 2020-06-24 周期的な構成を有する磁化構造で提供される回転要素を備えた計時器ムーブメント
CN202010691556.5A CN112241120B (zh) 2019-07-19 2020-07-17 包括设有周期性构型的磁化结构的旋转元件的钟表机芯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19187333.0A EP3767397B1 (de) 2019-07-19 2019-07-19 Uhrwerk mit einem drehelement, das eine magnetisierte struktur mit periodischer konfigurierung besitzt

Publications (2)

Publication Number Publication Date
EP3767397A1 true EP3767397A1 (de) 2021-01-20
EP3767397B1 EP3767397B1 (de) 2022-04-20

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EP19187333.0A Active EP3767397B1 (de) 2019-07-19 2019-07-19 Uhrwerk mit einem drehelement, das eine magnetisierte struktur mit periodischer konfigurierung besitzt

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US (1) US11822294B2 (de)
EP (1) EP3767397B1 (de)
JP (1) JP6982139B2 (de)
CN (1) CN112241120B (de)

Citations (7)

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EP3128379A1 (de) 2015-08-04 2017-02-08 The Swatch Group Research and Development Ltd. Hemmung mit hemmungsrad mit feldrampen und vorrichtung zur rücklaufsicherung
EP3208667A1 (de) 2016-02-18 2017-08-23 The Swatch Group Research and Development Ltd Magnetisches hemmungsdrehteil eines uhrwerks
CH712154A2 (fr) 2016-02-18 2017-08-31 Swatch Group Res & Dev Ltd Mobile d'échappement magnétique d'horlogerie.
EP3217227A1 (de) 2016-03-11 2017-09-13 The Swatch Group Research and Development Ltd. Reguliermechanismus eines uhrwerks mit optimierter magnetischer hemmung
CH713070A2 (fr) 2016-10-25 2018-04-30 Swatch Group Res & Dev Ltd Mouvement mécanique d'horlogerie comportant un mécanisme résonateur à lames et un mécanisme d'échappement magnétique.

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ATE481662T1 (de) * 2004-10-26 2010-10-15 Lvmh Swiss Mft Sa Armbanduhr-regulierungsglied und mechanisches uhrwerk mit einem solchen regulierungsglied
EP2466401B1 (de) 2010-12-15 2013-08-14 Asgalium Unitec SA Magnetischer Resonator für eine mechanische Uhr
CH707471B1 (fr) * 2013-08-05 2014-07-31 Rd Engineering Rudolf Dinger Système régulateur pour montre mécanique.
WO2015097172A2 (fr) * 2013-12-23 2015-07-02 The Swatch Group Research And Development Ltd Dispositif regulateur de la vitesse angulaire d'un mobile dans un mouvement horloger comprenant un echappement magnetique
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US20210018876A1 (en) 2021-01-21
EP3767397B1 (de) 2022-04-20
US11822294B2 (en) 2023-11-21
JP2021018237A (ja) 2021-02-15
JP6982139B2 (ja) 2021-12-17
CN112241120A (zh) 2021-01-19
CN112241120B (zh) 2021-12-24

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