EP3812843A1 - Flexible führung und gesamtheit von übereinander angeordneten flexiblen führungen für sich drehenden resonatormechanismus, insbesondere für uhrwerk - Google Patents

Flexible führung und gesamtheit von übereinander angeordneten flexiblen führungen für sich drehenden resonatormechanismus, insbesondere für uhrwerk Download PDF

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Publication number
EP3812843A1
EP3812843A1 EP19205242.1A EP19205242A EP3812843A1 EP 3812843 A1 EP3812843 A1 EP 3812843A1 EP 19205242 A EP19205242 A EP 19205242A EP 3812843 A1 EP3812843 A1 EP 3812843A1
Authority
EP
European Patent Office
Prior art keywords
flexible
support
flexible guide
movable element
blades
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.)
Pending
Application number
EP19205242.1A
Other languages
English (en)
French (fr)
Inventor
Pascal Winkler
Jean-Luc Helfer
Yves-Alain Cosandier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ETA SA Manufacture Horlogere Suisse
Original Assignee
ETA SA Manufacture Horlogere Suisse
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ETA SA Manufacture Horlogere Suisse filed Critical ETA SA Manufacture Horlogere Suisse
Priority to EP19205242.1A priority Critical patent/EP3812843A1/de
Priority to US17/023,565 priority patent/US11693366B2/en
Priority to JP2020158240A priority patent/JP7021317B2/ja
Priority to RU2020134721A priority patent/RU2756786C1/ru
Priority to CN202011148162.1A priority patent/CN112711180B/zh
Publication of EP3812843A1 publication Critical patent/EP3812843A1/de
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • 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
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/045—Oscillators acting by spring tension with oscillating blade springs
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/20—Compensation of mechanisms for stabilising frequency
    • G04B17/28—Compensation of mechanisms for stabilising frequency for the effect of imbalance of the weights, e.g. tourbillon
    • 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
    • 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
    • G04B17/04—Oscillators acting by spring tension
    • 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
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/08—Oscillators with coil springs stretched and unstretched axially
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/20—Compensation of mechanisms for stabilising frequency
    • G04B17/26—Compensation of mechanisms for stabilising frequency for the effect of variations of the impulses
    • 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
    • G04B17/30—Rotating governors, e.g. centrifugal governors, fan governors
    • 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

Definitions

  • the present invention relates to a flexible guide for a rotary resonator mechanism.
  • the invention also relates to a set of superimposed flexible guides for a rotary resonator mechanism.
  • the invention also relates to a timepiece movement provided with such a flexible guide or with such a set of superimposed flexible guides.
  • the sprung balance forms the time base of the watch. It is also called a resonator.
  • the Swiss lever escapement mechanism has a low energy efficiency (around 30%). This low efficiency is due to the fact that the movements of the escapement are jerky, that there are drops or lost paths to accommodate machining errors, and also from the fact that several components transmit their movement to each other via inclined planes which rub against each other.
  • an inertial element To constitute a mechanical resonator, an inertial element, a guide and an elastic return element are needed.
  • a spiral spring acts as an elastic return element for the inertial element that constitutes a pendulum. This balance is guided in rotation by pivots which turn in plain ruby bearings. This gives rise to friction, and therefore to energy losses and operating disturbances, which depend on the positions, and which one seeks to eliminate.
  • Requirement EP 17194636.1 describes such a resonator mechanism comprising a plurality of inertial elements movable relative to the central movable part of the resonator, and biased towards its axis of rotation by elastic return means. In rotation, the resonator deploys in a plane perpendicular to the axis of rotation of the resonator.
  • Another request EP17183211.6 shows a rotary resonator comprising at least one inertial element arranged to pivot relative to the central mobile about a secondary axis perpendicular to the axis of the central mobile. In rotation, the resonator deploys in a plane containing the axis of rotation of the resonator.
  • rotary resonators comprising guides with flexible blades as elastic return means of the inertial element (s).
  • Flexible virtual pivot guides significantly improve the efficiency of watch resonators.
  • the simplest are cross-leaf pivots, made up of two guide devices with straight leaves which cross each other, generally perpendicularly.
  • RCC Remote Center Compliance
  • An object of the invention is, therefore, to provide a flexible guide for a rotary resonator mechanism, which avoids the aforementioned problems.
  • the invention relates to a flexible guide for a rotary resonator mechanism, in particular of a clockwork movement, the guide comprising a first support, an element movable relative to the first support, a first pair of flexible blades connecting the first support to the movable member, so that the movable member can move relative to the first support by bending the blades in a circular motion about a center of rotation, the flexible guide being arranged substantially in a plane.
  • the flexible guide is remarkable in that it comprises prestressing means, the prestressing means being configured to apply a buckling force of the flexible blades by bringing the first support closer to the movable element, so that the flexible guide comprises two stable positions of the movable element with respect to the first support for which the restoring moment is zero, the two stable positions exhibiting a predetermined angle of rotation between them.
  • a guide with flexible blades which can move between two stable positions, and the behavior of which is close to an ideal guide for a rotary resonator.
  • Such flexible guidance guarantees isochronism and a rate independent of the gravity field.
  • the buckling force of the blades makes it possible to transform the linear return moment of a flexible guide without constraint into a bistable return moment, the return moment having a substantially sinusoidal shape, between the two stable angular positions of the movable element.
  • the return moment of the flexible guide has a substantially sinusoidal shape between the two stable angular positions.
  • the movable element has axial symmetry and a center of rotation, the flexible blades being directed towards the center of rotation.
  • the prestressing means comprise a spring connecting the movable element and the first support.
  • the flexible guide comprises a second support and a second pair of flexible blades connecting the second support to the movable element, the second support and the second pair of blades being arranged by symmetry of the first support and of the first pair of flexible blades relative to the mobile element, the two pairs of flexible blades connecting on either side the first and the second support to the mobile element at its center of rotation.
  • the prestressing means comprise a retaining member comprising two arms, each arm being fixed to a support, so as to apply the buckling force on a support in the direction of the other support.
  • the holding member comprises elastic structures arranged on the arms to be in contact with each support.
  • the movable element is partly deformable at the level of the center of rotation.
  • each arm of the holding member comprises a deformable portion.
  • the invention also relates to a set of superimposed flexible guides comprising at least two flexible guides according to the invention, the supports of the second flexible guide being fixed to the movable element of the first flexible guide.
  • the assembly comprises a third flexible guide superimposed on the second flexible guide, the supports of the third flexible guide being fixed to the movable element of the second flexible guide.
  • the invention also relates to a rotary resonator mechanism of a watch movement, the mechanism comprising a central moving body arranged to pivot about a central axis and at least two inertial elements arranged to pivot relative to the central moving body around a secondary axis.
  • the mechanism comprises two flexible guides, each flexible guide connecting an inertial element to the central mobile.
  • the invention also relates to a rotary resonator mechanism of a watch movement, the mechanism comprising a central moving body arranged to pivot about a central axis and at least two inertial elements arranged to pivot relative to the central moving body around a secondary axis.
  • the mechanism comprises two sets of superimposed flexible guides, each set connecting an inertial element to the central moving body.
  • a flexible guide 1 comprising a support 2, a movable element 3 relative to the support 2 and two flexible blades 4, 5 uncrossed connecting the movable element 3 to the support 2.
  • the movable element 3 has the shape of an arc circle, the blades 4, 5 being arranged on the internal side of the arch.
  • the blades 4, 5 are of the same length and arranged symmetrically to join the support 2. Without prestressing, the blades 4, 5 are oriented in two directions, which intersect at a point 6 of the support 2, the point 6 defining a center of rotation of the mobile element 3. By bending the flexible blades 4, 5, the mobile element 3 can move relative to the support 2.
  • the flexible guide 1 is arranged substantially in a plane
  • the flexible guide 1 comprises prestressing means 7 configured to apply a buckling force to the flexible blades 4, 5 by bringing the movable element 3 closer to the support 2.
  • the prestressing means 7 comprise, for example, a spring fixed with a on the one hand to the support 2 and on the other hand to the mobile element 3.
  • the spring is substantially fixed at the level of the center of mass of the mobile element 3.
  • the spring exerts a tensile force which brings the movable element 3 closer to the support 2.
  • a buckling force forces the blades to bend in order to put the movable element 3 in a stable position for which the restoring moment is zero.
  • the movable element moves to a stable position to the left of the figure 1 .
  • the mobile element 3 is centered on the axis A, while in the stable position induced by the preload, the mobile element 3 is centered on the axis B.
  • the axis B forms an angle ⁇ with l 'axis A.
  • the movable element 3 can be positioned relative to the support, and for which the return moment is zero.
  • the second position is symmetrical to the first with respect to the axis A, the mobile element being moved to the right forming an angle - ⁇ with the axis A.
  • the angle is equal to 2 ⁇ .
  • the return moment of the flexible guide 1 has a substantially sinusoidal shape. Thanks to the prestressing means 7, the movable element 3 can move from one stable position to the other as a function of the forces which solicit it.
  • the figure 2 and 5 show a second embodiment of a flexible guide 10 according to the invention.
  • the flexible guide 10 comprises a first 11 and a second support 12, a mobile element 13 relative to the supports 11, 12, two pairs of uncrossed flexible blades 14, 15, 16, 17 allowing the mobile element 13 to move relative to the supports 11, 12.
  • the guide flexible 10 is arranged substantially in one plane.
  • Each pair of blades 14, 15, 16, 17 connects one of the supports 11, 12 to the movable element 13.
  • the blades of a pair 14, 15, 16, 17 join the movable element at a center of rotation 18 of the movable element 13.
  • the supports 11, 12 have a parallelepiped shape provided with a rear block 19, 21.
  • the blades 14, 15, 16, 17 start from two opposite ends of the support 11, 12 towards the middle of the movable element 13.
  • the flexible guide 10 is arranged substantially in a plane.
  • the movable element 13 comprises a longitudinal part 22 and a U-shaped structure 23, 24 at each end of the longitudinal part 22. Each end is connected to the center of the base of the U of the structure 23, 24.
  • the element mobile 13 has axial symmetry along its longitudinal part 22.
  • the middle of the longitudinal part forms the center of rotation 18 of the mobile element 14.
  • the blades 14, 15, 16, 17 of a pair and the supports 11, 12 have the shape of an isosceles triangle, the main vertex of which is arranged in the middle of the movable element 13.
  • the flexible guide 10 has two axes of perpendicular symmetry X, Y.
  • the first X axis passes longitudinally through the axis of the longitudinal part 22, and the second Y axis passes through the supports 23, 24 so as to divide them into two equal parts.
  • the two axes X, Y also pass through the center of rotation 18 of the flexible guide 10.
  • the two blades 14, 15, 16, 17 of the same pair are symmetrical with respect to the second Y axis.
  • the two U-shaped structures are also symmetrical with respect to the second axis of symmetry Y.
  • the two supports 11, 12 are symmetrical with respect to the first axis of symmetry X.
  • the movable element 22 is configured to be able to rotate around the center of rotation 18 thanks to the flexibility of the blades 14, 15, 16, 17.
  • the center of rotation is 18 arranged substantially at its center of mass.
  • the movable element 13 rotates in the plane of the flexible guide 10. Without pre-stress, the elastic return moment is linear as a function of the angle of rotation with respect to the equilibrium position of the mechanism. .
  • the movable element is directed along the first axis of symmetry X, as shown on the figure 4 .
  • the flexible guide 10 comprises prestressing means 27 configured to apply a buckling force F of the flexible blades 14, 15, 16, 17 by bringing each support 11, 12 of the movable element 13 closer to this end.
  • the flexible guide 10 is provided with a member for retaining said supports 11, 12, the retaining member forming said prestressing means 27.
  • the retaining member has a U-shaped body 25 of which the two arms 26, 28, which are substantially parallel, each bear on one of the supports 11, 12. The distance between the two arms is less than the distance between the two supports 11, 12 without prestressing.
  • the arms 26, 28 press on the supports 11, 12 by applying the force F, which allows the flexible blades 14, 15, 16, 17 to buckle to bring each support 11, 12 closer to the mobile element 13.
  • the force buckling F is directed along the second axis of symmetry Y of the flexible guide 10.
  • the flexible blades 14, 15, 16, 17 of the two pairs are substantially curved.
  • the mobile element 13 moves in rotation by a determined angle ⁇ to reach a first stable position.
  • the angle ⁇ is defined with respect to the first axis of symmetry X, the first stable position being directed upwards on the figure 2 .
  • the flexible guide 10 has a second stable angular position, not shown in the figures, the movable element 13 moving in rotation by a determined angle - ⁇ downwards.
  • the two angular positions are defined with respect to the first axis of symmetry X and form an angle equal to 2 ⁇ .
  • the second position is symmetrical to the first with respect to the first axis of symmetry X of the flexible guide 10.
  • the values of the angles of the stable positions depend on the force applied by the prestressing means.
  • the figure 3 shows a graph showing the return moment of the flexible guide 10 as a function of the angle of rotation of the movable element 13. Without prestressing means, the flexible guide of the figure 4 , would be a straight line passing through 0. Thanks to the prestressing means 27, the return moment describes a substantially sinusoidal function of a period between the two stable positions.
  • the two stable positions 28, 29 correspond to the zero return moment and are located at the angle ⁇ a .
  • the elastic return moment of the flexible guide 10 is modified, so that the return moment has two stable positions and a substantially sinusoidal shape.
  • the movable element 13 can pass from one stable position to another according to the movement followed by the flexible guide 10.
  • the flexible guide 10 follows a rotational movement around a main axis. of the mechanism.
  • the movable element 13 is positioned in a position according to the centrifugal force that it undergoes. Thanks to such a flexible guide 10, the speed of rotation of the resonator remains substantially constant, even if the driving force applied to the resonator mechanism varies.
  • the retaining member comprises absorbers 38, 39 made of elastic material.
  • the absorbers 38, 39 are arranged on the arms 26, 28 of the holding member. They have for example a U-shape, the walls of which are provided with tabs folded towards the inside of the U. In the operating position, the tabs are arranged on either side of the rear unit, resting on the rear face of the support. 11, 12.
  • the tongues can deform when the support 11, 12 is pushed by the flexible blades 14, 15, 1 6, 17, for example during a change of stable position of the movable element 13.
  • the absorbers 38, 39 are arranged at the ends of the walls to be in contact with the supports 11, 12 of the flexible guide 30. Thus, these absorbers 38, 39 make it possible to improve the curvature of the elastic return moment between the stable positions, in order to to give them a shape even closer to a sinusoidal function.
  • a second variant consists in that the longitudinal part 42 of the movable element 33 is partly flexible.
  • the longitudinal part 42 is pierced with a longitudinal oblong through hole bordered by two walls. Under the effect of the movement of the movable element from one stable position to another, the walls bend.
  • the elastic restoring moment describes a function closer to a sinusoidal shape.
  • the longitudinal part 42 includes insertion tubes 43, 44, 45, 46 on the outer side of the walls for the flexible blades 14, 15, 16, 17.
  • a third variant shown on figure 8 , comprises a retaining member provided with a flexible portion 48, 49 upstream of each end of the arms 34, 36. These portions 48, 49 provide flexibility to the arms 34, 36 when changing the stable position of the element mobile.
  • Each flexible portion 48, 49 here comprises two flexible walls 51, 52, 53, 54 separated by a through opening, so that under the effect of the movement of the movable element 23 and the bending of the blades 14, 15, 16 , 17, which pushes on the retaining member, the walls are deformed. So similar to the first two variants, the elastic restoring moment describes a function closer to a sinusoidal shape.
  • the invention also relates to an assembly 60 of superimposed flexible guides.
  • the assembly 60 comprises three flexible guides 61, 62, 63 such as those described in the second embodiment, with the difference that only the first flexible guide 61 comprises a holding member 2du second embodiment.
  • the other two flexible guides 62, 63 have different prestressing means.
  • the two supports 67, 68 of the second flexible guide 62 are fixed to the movable element 64 of the first flexible guide 61.
  • the supports 69, 71 of the third flexible guide 63 are fixed to the movable element 65 of the second flexible guide 62. For this, the rear block of each support is inserted into a U-shaped structure of the movable element of the lower guide.
  • the distance between the two U-shaped structures of the mobile element 64, 65 of the lower mobile is less than the distance between the two supports 67, 68, 69, 71 of the guide upper 62, 63 without preload.
  • the supports 67, 68, 69, 71 of the upper flexible guide 62, 63 are kept compressed between the two U-shaped structures of the movable element 64, 65 of the lower guide 61, 62.
  • the buckling force of the flexible blades is obtained by this interlocking of the supports 67, 68, 69, 71.
  • the angle of movement between the two stable positions is equal to 2 a, a being the angle formed by the position of the mobile element with preload with respect to the position of the movable element without prestressing.
  • 2 a is for example between 20 and 40 °, preferably substantially equal to 30 °.
  • the upper flexible guide In the rest position, the upper flexible guide is oriented in a direction forming an angle corresponding to the angle formed between the two stable positions of the movable element.
  • the second axis of symmetry of the upper flexible guide forms an angle with the second axis of symmetry of the upper flexible guide, for example of 30 °.
  • the invention also relates to a rotary resonator clockwork mechanism, not shown in the figures.
  • the resonator mechanism is provided with a flexible guide according to the first or the second embodiment.
  • the resonator mechanism is provided with a set of superimposed flexible guides according to the invention.
  • the flexible guide or the set of superimposed flexible guides has the function of allowing the moving masses of the resonator mechanism to move away from the center of rotation, when the force of rotation of the mechanism is stronger, or to approach it, when the rotational force of the mechanism is lower, thus maintaining a substantially constant rotational speed, regardless of the tension of the mainspring.
  • the flexible guides which are described therein are replaced by a flexible guide according to the invention or a set of superimposed flexible guides according to the invention.
  • the lower guide holding member is fixed to the axis, while a support for the upper guide is fixed to the moving mass of the resonator.
  • a second assembly is assembled in the same way to allow the other mobile mass of the resonator to move with respect to the resonator's center of rotation.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Micromachines (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Electric Clocks (AREA)
  • Transmission Devices (AREA)
  • Bearings For Parts Moving Linearly (AREA)
EP19205242.1A 2019-10-25 2019-10-25 Flexible führung und gesamtheit von übereinander angeordneten flexiblen führungen für sich drehenden resonatormechanismus, insbesondere für uhrwerk Pending EP3812843A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP19205242.1A EP3812843A1 (de) 2019-10-25 2019-10-25 Flexible führung und gesamtheit von übereinander angeordneten flexiblen führungen für sich drehenden resonatormechanismus, insbesondere für uhrwerk
US17/023,565 US11693366B2 (en) 2019-10-25 2020-09-17 Flexible guide and set of superimposed flexible guides for rotary resonator mechanism, in particular of a horological movement
JP2020158240A JP7021317B2 (ja) 2019-10-25 2020-09-23 特に時計のムーブメントの回転共振器機構用の可撓性ガイド、および１セットの重ね合わせた可撓性ガイド
RU2020134721A RU2756786C1 (ru) 2019-10-25 2020-10-22 Гибкая направляющая и комплект наложенных друг на друга гибких направляющих для поворотного резонаторного механизма, в частности часового механизма
CN202011148162.1A CN112711180B (zh) 2019-10-25 2020-10-23 旋转谐振器机构的柔性引导件和一组叠置的柔性引导件

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19205242.1A EP3812843A1 (de) 2019-10-25 2019-10-25 Flexible führung und gesamtheit von übereinander angeordneten flexiblen führungen für sich drehenden resonatormechanismus, insbesondere für uhrwerk

Publications (1)

Publication Number Publication Date
EP3812843A1 true EP3812843A1 (de) 2021-04-28

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EP19205242.1A Pending EP3812843A1 (de) 2019-10-25 2019-10-25 Flexible führung und gesamtheit von übereinander angeordneten flexiblen führungen für sich drehenden resonatormechanismus, insbesondere für uhrwerk

Country Status (5)

Country Link
US (1) US11693366B2 (de)
EP (1) EP3812843A1 (de)
JP (1) JP7021317B2 (de)
CN (1) CN112711180B (de)
RU (1) RU2756786C1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4187326A1 (de) * 2021-11-29 2023-05-31 Omega SA Spiralfeder für resonatormechanismus eines uhrwerks, der mit mitteln zum ausgleichen der starrheit ausgestattet ist

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3316047A1 (de) * 2016-10-25 2018-05-02 ETA SA Manufacture Horlogère Suisse Mechanische armbanduhr mit einem isochronen sich drehenden resonator, der positionsunempfindlich ist
EP3425458A1 (de) * 2017-07-07 2019-01-09 ETA SA Manufacture Horlogère Suisse Abtrennbares stück eines uhrenoszillators
EP3435173A1 (de) * 2017-07-26 2019-01-30 ETA SA Manufacture Horlogère Suisse Mechanisches uhrwerk mit sich drehendem isochronem resonator, der positionsunempfindlich ist

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2730980B1 (de) 2012-11-09 2018-08-29 Nivarox-FAR S.A. Uhrmechanismus zur Begrenzung oder Übertragung
EP2960725A1 (de) 2014-06-25 2015-12-30 Association Suisse pour la Recherche Horlogère Schwingungssystem für Uhrwerk mit Ankerhemmung
EP3029530B1 (de) * 2014-12-03 2019-08-14 Nivarox-FAR S.A. Wirbelmechanismus
EP3035127B1 (de) 2014-12-18 2017-08-23 The Swatch Group Research and Development Ltd. Stimmgabeloszillator einer stimmgabelgesteuerten Uhr
EP3035126B1 (de) * 2014-12-18 2017-12-13 The Swatch Group Research and Development Ltd. Resonator einer Uhr mit sich kreuzenden Blättern
CN106662839B (zh) 2015-02-03 2019-03-29 Eta瑞士钟表制造股份有限公司 等时钟表谐振器
SG11201801765XA (en) 2015-09-29 2018-04-27 Patek Philippe Sa Geneve Flexible-pivot mechanical component and timekeeping device including same
EP3206089B1 (de) 2016-02-10 2018-12-19 The Swatch Group Research and Development Ltd. Resonatormechanismus eines uhrwerks
CH713055A2 (fr) 2016-10-18 2018-04-30 Eta Sa Mft Horlogere Suisse Mouvement d'horlogerie comportant un mécanisme résonateur et un mécanisme d'échappement coopérant en transmission continue.
CH713150A2 (fr) 2016-11-23 2018-05-31 Eta Sa Mft Horlogere Suisse Mécanisme régulateur à résonateur rotatif à guidage flexible entretenu par un échappement libre à ancre.
EP3410229B1 (de) 2017-05-30 2021-07-14 Patek Philippe SA Genève Uhrkomponente mit flexiblem zapfen
CH714093A2 (fr) 2017-08-29 2019-03-15 Swatch Group Res & Dev Ltd Pivot isochrone pour résonateur d'horlogerie.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3316047A1 (de) * 2016-10-25 2018-05-02 ETA SA Manufacture Horlogère Suisse Mechanische armbanduhr mit einem isochronen sich drehenden resonator, der positionsunempfindlich ist
EP3425458A1 (de) * 2017-07-07 2019-01-09 ETA SA Manufacture Horlogère Suisse Abtrennbares stück eines uhrenoszillators
EP3435173A1 (de) * 2017-07-26 2019-01-30 ETA SA Manufacture Horlogère Suisse Mechanisches uhrwerk mit sich drehendem isochronem resonator, der positionsunempfindlich ist

Also Published As

Publication number Publication date
JP2021067675A (ja) 2021-04-30
JP7021317B2 (ja) 2022-02-16
RU2756786C1 (ru) 2021-10-05
US11693366B2 (en) 2023-07-04
CN112711180B (zh) 2023-01-03
CN112711180A (zh) 2021-04-27
US20210124306A1 (en) 2021-04-29

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