EP2908184B1 - Wartungs- und Regulierungsverfahren eines Uhrenresonators - Google Patents

Wartungs- und Regulierungsverfahren eines Uhrenresonators Download PDF

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Publication number
EP2908184B1
EP2908184B1 EP14155425.3A EP14155425A EP2908184B1 EP 2908184 B1 EP2908184 B1 EP 2908184B1 EP 14155425 A EP14155425 A EP 14155425A EP 2908184 B1 EP2908184 B1 EP 2908184B1
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EP
European Patent Office
Prior art keywords
resonator mechanism
modulation
resonator
periodic
frequency
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.)
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EP14155425.3A
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English (en)
French (fr)
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EP2908184A1 (de
Inventor
Thierry Hessler
Davide Sarchi
Marc Stranczl
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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 EP14155425.3A priority Critical patent/EP2908184B1/de
Application filed by Swatch Group Research and Development SA filed Critical Swatch Group Research and Development SA
Priority to CH00205/14A priority patent/CH709281A2/fr
Priority to RU2016133725A priority patent/RU2663089C1/ru
Priority to CN201580002223.4A priority patent/CN105659168B/zh
Priority to US14/917,780 priority patent/US10241473B2/en
Priority to EP15700569.5A priority patent/EP3108305B1/de
Priority to PCT/EP2015/050588 priority patent/WO2015121014A1/fr
Priority to JP2016519844A priority patent/JP6166843B2/ja
Publication of EP2908184A1 publication Critical patent/EP2908184A1/de
Priority to US15/620,050 priority patent/US10324416B2/en
Application granted granted Critical
Publication of EP2908184B1 publication Critical patent/EP2908184B1/de
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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
    • 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
    • G04B17/20—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
    • G04B17/04—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
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/06—Oscillators with hairsprings, e.g. balance
    • 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
    • G04B17/06—Oscillators with hairsprings, e.g. balance
    • G04B17/063—Balance construction
    • 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
    • G04B17/06—Oscillators with hairsprings, e.g. balance
    • G04B17/066—Manufacture of the spiral spring
    • 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
    • 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
    • G04B17/325—Component parts or constructional details, e.g. collet, stud, virole or piton for fastening the hairspring in a fixed position, e.g. using a block

Definitions

  • the invention relates to a method for servicing and regulating the frequency of a clockwork resonator mechanism during the operation of said resonator mechanism around its natural frequency, according to which method at least one regulating device acting on said method is implemented.
  • resonator mechanism with a periodic movement, wherein said periodic movement imposes a periodic modulation of the resonant frequency and / or the quality factor and / or the position of the rest point of said resonator mechanism, with a regulating frequency of said regulating device which is between 0.9 times and 1.1 times the value of an integer multiple of said natural frequency, said integer being greater than or equal to 2.
  • the invention relates to the field of time bases in mechanical watchmaking.
  • the document EP 1 843 227 A1 The SWATCH GROUP RESEARCH & DEVELOPMENT Ltd. describes a coupled resonator comprising a first low frequency resonator for example of the order of a few hertz and a second resonator at higher frequency, for example of the order of one kilohertz.
  • the invention is characterized in that the first resonator and the second resonator comprise permanent mechanical coupling means, said coupling making it possible to stabilize the frequency in the event of external disturbances, for example in the event of shocks.
  • the document CH 615 314 A3 in the name of PATEK PHILIPPE SA describes a mobile watch clock regulation unit, comprising an oscillating balance mechanically maintained by a spiral spring, and a vibrating member magnetically coupled with a fixed member for the synchronization of the balance.
  • the pendulum and the vibrating member are constituted by a single mobile element vibrating and oscillating simultaneously.
  • the vibration frequency of the vibrating member is an integer multiple of the oscillation frequency of the balance.
  • the invention proposes to manufacture a time base as accurate as possible.
  • the invention relates to a method for servicing and regulating the frequency of a clock resonator mechanism during the operation of said resonator mechanism around its natural frequency, according to which method at least one device is implemented.
  • regulator acting on said resonator mechanism with a periodic movement, wherein said periodic movement imposes a periodic modulation of the resonance frequency and / or the quality factor and / or the position of the resting point of said resonator mechanism, with a control frequency said regulator device which is between 0.9 times and 1.1 times the value of an integer multiple of said natural frequency, said integer being greater than or equal to 2, characterized in that said periodic movement imposes a periodic modulation of the quality factor of said mechanism resonator, by acting on the losses and / or the damping and / or the friction of said mechanical sme resonator.
  • the object of the invention is to manufacture a time base for rendering a timepiece, in particular a mechanical timepiece, in particular a mechanical watch, as accurately as possible.
  • a parametric resonator system makes it possible in particular to reduce the influence of this escapement mechanism, and thus make the watch more accurate.
  • a parametric oscillator uses, for the maintenance of oscillations, a parametric actuation which consists in varying at least one of the parameters of the oscillator with a regulation frequency ⁇ R.
  • regulator 2 the oscillator which serves for maintenance and frequency regulation of the other maintained system, which remains referred to as “the resonator” 1.
  • T is the kinetic energy and V the potential energy and the inertia I ( t ), the stiffness k ( t ) and the rest position x 0 ( t ) of said resonator are a periodic function of time.
  • x is the generalized coordinate of the resonator.
  • the function f ( t ) takes the value 0 in the case of a non-forced oscillator.
  • This function f ( t ) can, again, be a periodic function, or be representative of a Dirac type pulse.
  • the invention consists in varying, by the action of a maintenance oscillator called regulator, one and / or the other, or all, the terms ⁇ (t), k (t), l (t) ), x 0 (t), with a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple, in particular double, of the natural frequency ⁇ 0 of the oscillator system to be regulated.
  • a maintenance oscillator called regulator
  • the function f (t) takes the value 0 in the case of a non-forced oscillator.
  • This function f (t) can, again, be a periodic function, or be representative of a Dirac type pulse.
  • the invention consists in varying, by the action of a maintenance oscillator or regulator 2, one and / or the other, or all, the terms ⁇ (t), k (t), l ( t), x 0 (t), with a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple, this integer being greater than or equal to 2, in particular equal to 2, of the natural frequency ⁇ 0 of the oscillator system to be regulated, in this case the resonator 1.
  • the regulation frequency ⁇ R is between 1.8 times and 2.2 times the natural frequency ⁇ 0, and more particularly, the regulation frequency ⁇ R is twice the natural frequency ⁇ 0.
  • one or more terms, or all the terms ⁇ (t), k (t), l (t), x 0 (t), vary with a regulation frequency ⁇ R thus defined, and which is preferably multiple integer , in particular double, of the natural frequency ⁇ 0 of the resonator system 1 to be regulated.
  • the maintenance oscillator or regulator in addition to the modulation of the parametric terms, also introduces a non-parametric maintenance term f (t) , the amplitude of which is negligible once the parametric regime is reached [ WB Case, The pumping of a swing from the standing position, Am. J. Phys. 64, 215 (1996) )].
  • forcing term f (t) may be introduced by a second maintenance mechanism.
  • the maintenance oscillator or regulator 2 allows, again, to vary, if it is not zero, the term f (t) .
  • the term of zero order can still take the form ⁇ 2 (A, t), where A is the amplitude of oscillation.
  • the invention relates to a method and system for maintenance and frequency regulation of a clock resonator mechanism 1 around its natural frequency ⁇ 0.
  • at least one regulating device 2 acting on the resonator mechanism 1 is used with a periodic movement.
  • At least one regulating device 2 imparting a periodic movement to at least one internal component of the resonator mechanism 1, or to an external component exerting an influence on such an internal component such as aerodynamic influence or braking, or still modulating a magnetic or electrostatic or electromagnetic or similar field exerting a so-called recall force (to be taken here in a broad sense: of attraction or repulsion) on such an internal component of the resonator 1.
  • This periodic movement imposes a periodic modulation of the resonant frequency and / or the quality factor and / or the position of the resting point of the resonator mechanism 1, with a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0, this integer being greater than or equal to 2.
  • this periodic movement imposes a periodic modulation of the quality factor of said resonator mechanism, acting on the losses and / or the damping and / or friction of said resonator mechanism.
  • implementations of the invention comprise at least one particular implementation of the second mode, which can be combined with the other modes.
  • the periodic movement imposes a periodic modulation at least of the resonance frequency of the resonator mechanism 1, with such a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the frequency own ⁇ 0, this integer being greater than or equal to 2.
  • the periodic movement imposes a periodic modulation at least of the quality factor of the resonator mechanism 1, with a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0 , this integer being greater than or equal to 2.
  • the periodic movement imposes a periodic modulation at least of the position of the resting point of the resonator mechanism 1, with a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0, this integer being greater than or equal to 2.
  • this periodic movement imposes a periodic modulation at least of the resonant frequency and the quality factor of the resonator mechanism 1, with a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0, this integer being greater than or equal to 2.
  • this periodic movement imposes a periodic modulation of at least the quality factor and the position of the resting point of the resonator mechanism 1, with a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0, this integer being greater than or equal to 2.
  • this periodic movement imposes a periodic modulation at least of the resonance frequency and the position of the resting point of the resonator mechanism 1, with a regulation frequency wR which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0, this integer being greater than or equal to 2.
  • this periodic movement imposes a periodic modulation of the resonance frequency and the quality factor and the position of the rest point of the resonator mechanism 1, with a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0, this integer being greater than or equal to 2.
  • all the modulations are made, either with the same frequency wR, or with frequencies ⁇ R multiples of each other.
  • the periodic movement imposes a periodic modulation of the resonance frequency of the resonator mechanism 1, acting on the rigidity and / or the inertia of the resonator mechanism 1. More particularly, this periodic movement imposes a periodic modulation of the resonance frequency of the resonator mechanism 1, in imposing at the same time a modulation of the rigidity of the resonator mechanism 1 and an inertia modulation of the resonator mechanism 1.
  • Figures 16A and 16B also illustrate a modification of the center of gravity of the resonator, and also of its inertia.
  • the Figures 18A to 18D illustrate a modulation of the center of gravity, on the basis of a resonator such as that of the figure 3 or from figure 7 .
  • a system comprises embedded secondary balance-balance balances 260.
  • These secondary spiral balances 260 are advantageously replaced by systems without axes, that is to say, flexible guidance, this all the more easily as the amplitude of their oscillation is not necessarily high.
  • only the inertia of the main balance spring is modified.
  • Such a modulation of the position of the center of gravity is preferably a dynamic modulation, acting on one or more of the components of the resonator 1.
  • the modulation of inertia is achievable by modification of shape, by mass change, or by change of the center gravity of the resonator relative to its center of rotation, for example with the use of a flexible balance. It is still possible to use embedded resonators, with an asymmetry with an adequate phase ratio, as visible on the figure 7 , where the imbalances are either in phase or alternating anti-phase.
  • this periodic movement imposes a periodic modulation of the resonant frequency of the resonator mechanism 1, by imposing a modulation of the rigidity of an elastic return means that comprises the resonator mechanism 1 or a modulation of a return exerted by a magnetic or electrostatic or electromagnetic field within the resonator mechanism 1. More particularly, in this second variant, the periodic movement imposes a periodic modulation of the resonance frequency of the resonator mechanism 1, by imposing a modulation of the active length of a spring that includes the oscillator mechanism 1 (as visible in FIGS.
  • the modulation of the modulus of elasticity of a component of the resonator 1 can be obtained by the implementation of a piezoelectric system, an electric field (electrodes), a localized periodic heating, by the action of a magnetic field subjecting particular alloys to a dilation , by opto-mechanical resonance systems, by torsion or twisting, in particular for shape memory materials.
  • the periodic movement imposes a periodic modulation of the resonance frequency of the resonator mechanism 1 by imposing both a modulation of the rigidity of the resonator mechanism 1, and a modulation of the position of the rest point of the resonator mechanism 1.
  • the modulation is carried out on at least one of these elements.
  • the periodic movement imposes a periodic modulation of the quality factor of the resonator mechanism 1, and according to the invention, the periodic movement is printed at the same regulation frequency ⁇ R at the same time. times to a component of the resonator mechanism 1 and to a mechanism generating losses on at least one component of the resonator mechanism 1.
  • the regulator mechanism 2 imposes a periodic modification of the frequency of the resonator mechanism 1 having a greater relative amplitude than the inverse of the quality factor of the resonator mechanism 1.
  • such a regulator device 2 acts on at least one attachment of the resonator mechanism 1.
  • the periodic modulation of the different characteristics: resonance frequency, quality factor, rest point is done for each according to multiples different from the frequency ⁇ 0, (for example, a modulation rigidity with twice the base frequency and modulation of the quality factor at quadruple of the base frequency), this does not bring any particular advantage, because the maximum of the effect and stability of parametric amplification is obtained when the frequency is twice the base frequency.
  • the modulation of all the parameters is done according to the same frequency ⁇ R.
  • the invention is applied to a resonator mechanism 1 comprising at least one elastic return means 40, and at least one such regulator device 2 is actuated by controlling a periodic variation in the frequency of the resonator mechanism 1 and / or or the quality factor of this resonator mechanism 1.
  • the invention is applied to a resonator mechanism 1 comprising at least one balance-spring assembly 3 comprising a rocker arm 26 with at least one spiral 4 as an elastic return means 40. More particularly, such as visible on the figure 3 the inertia and the quality factor of the resonator mechanism 1 are modified by oscillating, by the regulating device 2, secondary balances 260 with residual high unbalance 261 mounted eccentrically on the balance 26, and oscillating as a function of the speed of the resonator 1.
  • the quality factor of the resonator mechanism 1 is modified by a modification of the friction in FIG. the air of the balance 26, generated by a local modification of the geometry of the balance 26 under the action of the regulating device 2, the device is here on the balance wheel 26.
  • the rocker 26 may carry wing wings articulated at its periphery, in particular by flexible guides or the like, these fins being preferably reversible and can then rock entirely in the direction of movement. Preferably these fins are held by flexible blades. When the speed is intermediate the fins are close to the serge, according to the Figure 5A .
  • the inertia is modified with a frequency which is 4 times the natural frequency of the balance-spring resonator.
  • An air-brake type air friction is thus obtained, with a flap on the periphery of the balance, having an influence on the quality factor and / or on the inertia.
  • This flap can be pivotally mounted free, or pivoted and recalled by a spiral type spring or flexible guide or the like.
  • One variant may consist of a variable geometry balance serge
  • the quality factor of the resonator mechanism 1 is modified by a modification of the friction in the air of the balance 26 generated by a local modification of this geometry.
  • pendulum 26 under the action of the regulator device 2. It will be noted that the regulator 2 can move independently of the speed of the regulator 1.
  • a particular variant consists in combining this variant with the preceding variant of oscillating eccentric balance-spring balances 260.
  • the invention is also applicable to resonator mechanisms 1 without mechanical return means.
  • the periodic movement of the regulating mechanism 2 imposes the modulation of the frequency and / or the quality factor and / or the position of the rest point of the resonator mechanism 1 by means of a remote electrical or magnetic or electromagnetic force.
  • FIG. 9 Another variant of application of the invention, visible in figure 9 relates to a resonator mechanism 1 comprising at least one rocker 26 comprising a ferrule 7 holding a torsion wire 46 which constitutes an elastic return means 40, wherein at least one regulating device 2 is actuated by controlling a periodic variation of the voltage of the Twisting wire 46.
  • the twist wire is replaced by a flexible guide.
  • a resonator mechanism 1 comprising at least one tuning fork, wherein at least one regulating device 2 is actuated by controlling a periodic variation of the frequency of the resonator mechanism 1 and / or the rigidity of at least one arm of the tuning fork defining the quality factor of the resonator mechanism 1. More particularly the regulating device 2 can act on the tuning fork, or / and on a mobile bearing a support on at least one arm of the tuning fork. It should be noted that such a tuning fork is not necessarily in the conventional form of a fork, and may take, among other possible forms, a heart shape or a shape of H.
  • the invention is still applicable to a resonator with a single arm, or a resonator working in torsion, or in elongation.
  • the invention makes it possible to use the regulating device 2 for starting and / or maintaining the resonator mechanism 1.
  • this regulating device 2 is in cooperation with a start-up and / or maintenance mechanism of the resonator mechanism 1 to increase the oscillation amplitude of the resonator 1.
  • the invention advantageously allows co-maintenance: low consumption standard maintenance, combined with the parametric process to support the oscillation.
  • the regulator device 2 is used for the continuous maintenance of the resonator mechanism 1, alone or in cooperation with a start-up mechanism and / or impulse maintenance.
  • such maintenance can be obtained with a balance spring system, comprising a balance comprising on its serge springs bearing oscillating weights, according to the configuration of the figure 2 .
  • An anchor escapement, or the like then makes it possible to excite oscillations of the balance and the small flyweights.
  • the springs and the weights oscillate at a frequency, here double, of the natural frequency of the sprung balance.
  • the weights oscillate by inertial coupling.
  • the parametric effect takes place because the inertia of the pendulum then varies at a frequency twice that of the balance-spring.
  • the figure 15 illustrates a regulation obtained with such a resonator. It should be noted that in this case, the aerodynamic losses are also modified.
  • Another example is to use a detent escapement, also counting, in cooperation with a regulating mechanism 2 acting on the rigidity of the hairspring 4 (with pins that move).
  • the invention also relates to a clockwork movement 10 comprising at least one resonator mechanism 1.
  • this movement 10 comprises at least one such regulator device 2, arranged to act on the resonator mechanism 1, by imposing a periodic modulation of one or more physical characteristics of the resonator mechanism 1: resonant frequency and / or quality factor and / or quiescent point, with a control frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0 of the resonator mechanism 1, this integer being greater than or equal to 2.
  • this regulator device 2 is arranged to act on the resonator mechanism 1 by directly impressing it with a periodic movement with such a regulation frequency ⁇ R.
  • this regulator device 2 acts on at least one attachment of the resonator mechanism 1, and / or on the frequency, in particular on the rigidity and / or the inertia, of the resonator mechanism 1, and / or on the quality factor of the resonator mechanism 1, and / or on the losses or friction of the resonator mechanism 1.
  • this regulator device 2 acts on the resonator mechanism 1 by printing the periodic movement to a component of the resonator mechanism 1 and / or to a mechanism generating losses on at least one component of the resonator mechanism 1.
  • the invention also relates to a timepiece 30 comprising at least one such watch movement 10.
  • One of the advantages of these systems is to be able to operate a high frequency hairspring, despite the inherent decrease in exhaust performance.
  • the constituents of the regulator 2 can be embedded on certain components of the resonator 1.
  • the invention does not require a secondary excitation circuit, it is the sizing of the regulator components that allows it to oscillate at a frequency ⁇ R defined in its particular relation with respect to the natural frequency ⁇ 0 of the resonator 1.
  • the figure 1 represents a regulated parametric resonator mechanism 1, comprising a balance spring 3 with a rocker 26 and a not shown spiral constituting a resonator.
  • the inertia and / or the quality factor is modulated by flyweights 71 arranged radially or tangentially by means of springs 72, the latter fixed at points of connection 73 to the structure of the rocker 26, in particular its serge .
  • flyweights-spring assemblies are excited at a frequency twice the frequency ⁇ 0 of the resonator 1 with spring balance 3.
  • the resonator 1 carries here the elements of the regulator 2 constituted by the flyweight-spring assemblies, which vibrate radially and / or tangentially during of the pivoting movement of the balance wheel 26.
  • the radial vibration of the flyweights affects the inertia and the friction term, the tangential vibration affects the dynamic inertia.
  • the rocker 26 again carries arms 85 carrying vibrating blades 84, which oscillate essentially radially.
  • the springs 72 are preferably of large volume in comparison with the balance, their radial grip is for example of the order of the beam radius of the beam itself, or even more with for example a radial grip of the spring 72 and the weight 71 equivalent to four times the radius of a ferrule 7.
  • all the vibratory sets that the regulator has oscillate oscillate at the same frequency ⁇ R defined by the invention are identical.
  • the figure 2 also represents a resonator 1 with a spring balance 3, whose balance 26 carries the elements of the regulator 2: four radial springs 72 connected to the serge at points 73 and bearing weights 71, and subjected to a control excitation at a double frequency of the frequency ⁇ 0 of the resonator 1.
  • the figure 15 illustrates a regulation obtained with such a resonator.
  • the figure 4 represents with a resonator 1 similar to those of the preceding figures, with a rocker 26 suspended from one or more structures 50 by two diametrically opposed substantially radial springs 51, the trajectory of the center of gravity of the rocker 26 corresponding to the common direction of these two springs 51.
  • the axis of the balance is held by springs.
  • the rocker 26 is not pivoted with a conventional shaft, but only with flexible guides; the virtual axis of the balance is then defined by the direction of the springs.
  • the figure is deliberately simplified with only two springs, it is naturally conceivable to suspend the balance 26 between three springs 51 or more. One-piece execution of all this assembly is possible, within the limit of the desired pivoting amplitude for the balance wheel 26. It will be understood that Multi-level execution is possible, to distribute the functional components on different planes.
  • FIGS. 5A, 5B, 5C represent, again a similar resonator 1 incorporating a beam 26 bearing on its serge fins 60, aerodynamic profile articulated at flexible pivots 81 on the beam of the balance 26, and which pivot during the pivoting movement of the balance 26, such as explained above.
  • This configuration can operate in a vacuum, with a frequency of regulation of the double fins of the natural frequency ⁇ 0, or in the air, with a quadruple frequency of ⁇ 0.
  • the figure 6 represents a resonator 1 with a rocker 26.
  • the regulator 2 is completely separated from the resonator 1: a shoe 82 in the vicinity of the sill of the rocker 26 is aerodynamic brake, is suspended by a spring 83 to a structure 50, and is movable to a frequency twice that of the resonator 1 with sprung balance incorporating this balance.
  • This mobility can come from an external source of excitation, it can, again, come from a profile, for example toothed, of the balance rod, which creates a variation of air flow in the vicinity of the shoe 82.
  • the figure 7 represents a pendulum similar to that of the figure 3 , with two secondary balance-spring balances 260 with a large unbalance 261, mounted free on the same diameter and in an unbalance alignment position, different (at the point of rest) from those of the figure 3 , and either in phase or alternating anti-phase.
  • this embodiment is made of silicon or other similar micro-machinable material (in particular silicon oxide, quartz, "LIGA” ®, amorphous metal, or the like): the secondary balance-springs and their imbalances 261 are integral with the balance 26 relative to which they pivot by flexible links, and the unbalance alignment is the rest state of this structure.
  • Such a balance also represents a very easy alternative to an existing balance, to improve chronometric performance.
  • the figure 8 represents a tuning fork resonator 55 attached to a structure 50 and having an arm 56 in contact with a friction pad 57 excited at a frequency twice the frequency of the tuning fork resonator.
  • the figure 9 illustrates a resonator mechanism comprising a rocker 26 comprising a ferrule 7 holding a torsion wire 46, a regulator device 2 controls a periodic variation of the voltage with a frequency twice that of the resonator 1 with pendulum and torsion wire.
  • the figure 10 represents a parametric resonator mechanism 1 comprising a balance spring 3, whose outer coil 6 of the spiral 4 is fixed to a peak 5, to which a regulating device 2 imposes a periodic movement, this pin 5 being movable in translation, pivoting, and tilt in the space to twist the spiral 4 if necessary.
  • the figure 11 represents another resonator 1 with spring balance 3, with a hairspring 4 equipped with a racking mechanism with a racket 12 with pins 11, with a regulating system 2 with connecting rod-crank to actuate a continuous movement of the racket 12, for a continuous variation of the active length of the hairspring 4.
  • the figure 12 is similarly a spiral 4 on which a cam 14 driven in rotation by a regulator 2, for a continuous variation of the active length of the spiral 4 and / or the position of the point of attachment and / or the geometry of the spiral.
  • This figure is a simplified representation where a single cam presses on the hairspring on one side only; it is obviously possible to combine two cams arranged to clamp the spiral 4 on both sides.
  • the figure 13 is similarly a hairspring 4, with an additional turn 18 fixed to this hairspring and lining locally with the end curve 17 of the hairspring, and a regulating device 2 actuating an end 18A of this additional turn 18.
  • the figure 14 further illustrates a hairspring 4, with, in the vicinity of its end curve 17, another turn 23 which is held at a first end 24 by a support 59 operated by a regulating device 2, and which is free at a second end 25 arranged to come periodically in contact with the terminal curve 17 under the action of the regulating device 2 on this support.
  • FIGS 16A and 16B illustrate a modification of the center of gravity of the resonator 1, with a spring balance resonator 3 comprising a rocker 26 carrying substantially radial springs 72 fixed to the serge and bearing oscillating weights 71, similar to the figure 2 but some inward and others outward of the serge.
  • the associated centripetal or centrifugal effects allow the modulation of the position of the center of gravity of the resonator 1.
  • FIGS 17A and 17B illustrate, in a similar way to figure 5 , another variant of a balance system 26 to fins 80 with flexible pivot 81 for changing the aerodynamic losses and inertia.
  • FIGS. 18A to 18D illustrate a modulation of the center of gravity, on the basis of a resonator such as that of the figure 3 or from figure 7 , comprising secondary balance-balances 260 unbalanced 261 embedded.
  • the figure 19 illustrates an exemplary embodiment of a parametric oscillator with a ferrule 7 carrying a balance spring 72 of silicon carrying a peripheral weight 71 weighed by a layer 75 of gold or other heavy metal obtained for example by galvanic deposition or other, the oscillating spring-motor assembly at a control frequency ⁇ R.
  • ⁇ 0 10 Hz
  • ⁇ R 20 Hz
  • figure 20 shows a rocker 26 where such spring-weight assemblies extend from the ferrule 7 to the largest diameter of the serge.
  • the figure 21 represents a tuning fork 55 embedded in a support 50, and a branch 56 of which carries a secondary balance spring-balance 260, with an eccentric unbalance 261, pivotally mounted on this branch 56.
  • the figure 22 represents a tuning fork 55, a branch 56 of which carries a spring assembly 72 / counterweight 71 mounted freely in vibration.
  • the invention also relates, in an advantageous embodiment, to a forced oscillation clocking resonator mechanism 1 arranged to oscillate at a natural frequency ⁇ 0, and comprising at least one oscillating member, which preferably comprises a pendulum 26 or a tuning fork 55 or a vibrating blade, or the like, and secondly oscillating maintenance means arranged to exert an impact and / or a force and / or a torque on this oscillating member.
  • this oscillating member carries at least one oscillating regulating device 2 whose natural frequency is a regulation frequency ⁇ R which is between 0.9 times and 1.1 times the value of an integer multiple of the natural frequency ⁇ 0 of said resonator mechanism 1, this integer being greater than or equal to 2.
  • the particular values of ⁇ R with respect to the natural frequency ⁇ 0 obey preferably the particular rules stated above.
  • this regulating device 2 comprises at least one secondary balance-spring 260 pivoting about a secondary axis of pivoting, with an unbalance 261 eccentric with respect to this secondary pivoting axis of this secondary balance-spring 260, which is madly mounted pivoting on the oscillating member.
  • the oscillating member pivots about a main pivot axis, and this at least one secondary balance spring 260 is of secondary axis eccentric with respect to the main pivot axis.
  • the regulating device 2 comprises at least a first secondary balance spring 260 and a second secondary balance-spring 260 whose imbalances 261, in a state of rest in the absence of stress, are aligned with the axes of secondary pivoting secondary balances 260.
  • the oscillating member pivots about a main axis of pivoting, and at least one said balance-secondary spiral 260 is of secondary axis eccentric with respect to the axis pivoting head.
  • At least one such secondary balance-spring 260 pivots about a virtual secondary axis that define means of elastic retention that includes the oscillating member 10 for maintaining the balance -spiral secondary 260, and is limited in amplitude of movement relative to the oscillating member.
  • at least one such balance-secondary spiral 260 is integral with the oscillating member. More particularly, at least one said secondary sprung balance 260 is integral with a rocker 26 that comprises the oscillating member, or which constitutes this oscillating member.
  • the regulator device 2 comprises at least one spring-feeder assembly comprising a weight 71 attached by a spring 72 at a point 73 of the oscillating member.
  • the oscillating member pivots about a main pivot axis, and at least one such spring 72 extends radially relative to this main pivot axis.
  • the oscillating member carries a plurality of such spring-feeder assemblies, whose springs 72 extend radially with respect to the main pivot axis, and of which at least one first carries its weight 71 further from the main pivot axis that its spring 72, and at least one other carries its weight 71 closer to the main pivot axis that its spring 72.
  • the oscillating member pivots about a main pivot axis, and at least one such spring 72 extends in a direction tangential to point 73, relative to the main pivot axis.
  • At least one such spring-feeder assembly is, outside of its attachment point 73, free of movement relative to the oscillating member.
  • the spring-weight assembly is movable in a limited manner by guide means that comprises said oscillating member, or circulates in a track 74 that includes said oscillating member.
  • the regulator device 2 comprises at least one fin 80 or a blade 84 movable under the effect of aerodynamic variations and attached by a pivot 81 or by an elastic blade or by an arm 85 to the oscillating member.
  • at least one fin 80 or blade 84 is pivotable relative to the pivot 81 or to the elastic blade or the arm 85 which supports it.
  • the oscillating member is a pendulum 26 subjected to the action of maintenance means.
  • oscillating means which are return means comprising at least one spiral 4 and / or at least one torsion wire 46.
  • the oscillating member is a tuning fork 55 of which at least one branch 56 is subjected to the action of the oscillation maintenance means. It is understood that these different variants, non-limiting, can be combined with each other, and / or with other variants respecting the principles of the invention.
  • the invention also relates to a watch movement 10 comprising at least one resonator mechanism 1 arranged to oscillate around its own frequency ⁇ 0.
  • this movement comprises at least one regulator device comprising means arranged to act on this resonator mechanism 1 by imposing a periodic modulation of the resonant frequency and / or the quality factor and / or the position of the point. of the resonator mechanism 1 with a control frequency ⁇ R which is between 0.9 times and 1.1 times the value of a integer multiple of the natural frequency ⁇ 0 of said resonator mechanism 1, this integer being greater than or equal to 2.
  • this movement 10 comprises at least one such resonator mechanism 1, whose oscillating member carries at least one said regulating device 2.
  • this movement 10 comprises at least one such regulator device 2 distinct from such at least one resonator mechanism 1, and which acts, either by contact with at least one component of this resonator mechanism 1, or distance from this resonator mechanism 1 by modulating an aerodynamic flow or a magnetic field or an electrostatic field or an electromagnetic field.
  • this resonator mechanism 1 comprises at least one deformable component of variable rigidity and / or inertia
  • this at least one regulating device 2 comprises means arranged to deform this deformable component to vary its rigidity and / or its inertia.
  • this at least one regulator device 2 comprises means arranged to deform the resonator mechanism 1 and modulate the position of the center of gravity of this resonator mechanism 1.
  • this at least one regulator device 2 comprises means generating losses on at least one component of this resonator mechanism 1.
  • the regulating device 2 comprises means for modulating an aerodynamic flow in the vicinity of the oscillating member, these modulating means comprising at least one pad 83 suspended on a structure 50 by elastic return means 83.
  • the invention also relates to a timepiece 30, in particular a watch, comprising at least one such watch movement 10.
  • the invention is perfectly applicable to another timepiece such as a clock. It is applicable to any type of oscillator comprising a mechanical oscillating member, and in particular to a pendulum.
  • the excitation at the frequency ⁇ R as defined above, and more particularly at twice the frequency ⁇ 0, can be performed with a square or pulse signal, it is not essential to have a sinusoidal excitation.
  • the maintenance regulator does not need to be very precise: its possible lack of precision only results in a loss of amplitude, but without variation of the frequency except of course if this frequency is very variable, which is to avoid.
  • these two oscillators, maintenance regulator and resonator maintained are not coupled, but one of the two maintains the other, ideally (but not necessarily) one-way.
  • the invention differs from the coupled oscillators known moreover by the fact that the frequency of the regulator is double or multiple of the natural frequency of the resonator (or at least very close to such a multiple), as well as by the transfer mode of 'energy.

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  • Engineering & Computer Science (AREA)
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Claims (26)

  1. Verfahren zum Erhalten und Regulieren der Frequenz eines Uhren-Resonatormechanismus während des Betriebs des Resonatormechanismus (1) in der Nähe seiner Eigenfrequenz (w0), wobei in dem Verfahren mindestens eine Regulierungsvorrichtung (2) betrieben wird, die auf den Resonatormechanismus (1) mit einer periodischen Bewegung einwirkt, wobei durch die periodische Bewegung die Resonanzfrequenz und/oder der Gütefaktor und/oder die Position des Ruhepunkts des Resonatormechanismus (1) einer periodischen Modulation mit einer Regulierungsfrequenz (ωR) der Regulierungsvorrichtung (2) im Bereich des 0,9- bis 1,1-fachen Wertes eines ganzzahligen Vielfachen der Eigenfrequenz (ω0) unterworfen werden, wobei die ganze Zahl größer oder gleich 2 ist, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation des Gütefaktors des Resonatormechanismus (1) erzwingt, indem sie auf die Verluste und/oder die Dämpfung und/oder die Reibungen des Resonatormechanismus (1) einwirkt.
  2. Verfahren nach Anspruch 1, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation des Gütefaktors des Resonatormechanismus (1) erzwingt, indem sie auf die aerodynamischen Verluste des Resonatormechanismus (1) durch Verformung des Resonatormechanismus (2) und/oder durch Veränderung der Umgebung um den Resonatormechanismus (1) einwirkt.
  3. Verfahren nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation des Gütefaktors des Resonatormechanismus (1) erzwingt, indem sie die innere Dämpfung elastischer Rückstellmittel, die der Resonatormechanismus (1) aufweist, moduliert.
  4. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation des Gütefaktors des Resonatormechanismus (1) erzwingt, indem sie die mechanischen Reibungen innerhalb des Resonatormechanismus (1) moduliert.
  5. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass mindestens eine Regulierungsvorrichtung (2) betrieben wird, die auf den Resonatormechanismus (1) mit einer periodischen Bewegung einwirkt, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation zumindest der Resonanzfrequenz des Resonatormechanismus (1) erzwingt.
  6. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass mindestens eine Regulierungsvorrichtung (2) betrieben wird, die auf den Resonatormechanismus (1) mit einer periodischen Bewegung einwirkt, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation zumindest der Position des Ruhepunkts des Resonatormechanismus (1) erzwingt.
  7. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass mindestens eine Regulierungsvorrichtung (2) betrieben wird, die auf den Resonatormechanismus (1) mit einer periodischen Bewegung einwirkt, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation zumindest der Resonanzfrequenz und der Position des Ruhepunkts des Resonatormechanismus (1) erzwingt.
  8. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation der Resonanzfrequenz des Resonatormechanismus (1) erzwingt, indem sie auf die Steifigkeit und/oder der Trägheit des Resonatormechanismus (1) einwirkt.
  9. Verfahren nach Anspruch 8, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation der Resonanzfrequenz des Resonatormechanismus (1) erzwingt, indem sie eine Modulation der Steifigkeit des Resonatormechanismus (1) und eine Modulation der Trägheit des Resonatormechanismus (1) erzwingt.
  10. Verfahren nach Anspruch 8, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation der Resonanzfrequenz des Resonatormechanismus (1) erzwingt, indem sie eine Modulation der Trägheit des Resonatormechanismus (1) durch Modulation der Massenverteilung des Resonatormechanismus (1) und/oder durch Verformung des Resonatormechanismus (1) und/oder durch Modulation der Position des Trägheitszentrums des Resonatormechanismus (1) erzwingt.
  11. Verfahren nach Anspruch 8, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation der Resonanzfrequenz des Resonatormechanismus (1) erzwingt, indem sie eine Modulation der Steifigkeit eines elastischen Rückstellmittels, das der Resonatormechanismus (1) aufweist, oder eine Modulation einer Rückstellkraft erzwingt, die durch ein magnetisches oder elektrostatisches oder elektromagnetisches Feld innerhalb des Resonatormechanismus (1) ausgeübt wird.
  12. Verfahren nach Anspruch 11, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation der Resonanzfrequenz des Resonatormechanismus (1) erzwingt, indem sie eine Modulation der aktiven Länge einer Feder, die der Oszillatormechanismus (1) aufweist, oder eine Modulation des Querschnitts einer Feder, die der Oszillatormechanismus (1) aufweist, oder eine Modulation des Elastizitätsmoduls eines elastischen Rückstellmittels, dass der Resonatormechanismus (1) aufweist, oder eine Verformung eines elastischen Rückstellmittels, das der Resonatormechanismus (1) aufweist, erzwingt.
  13. Verfahren nach den Ansprüchen 7 und 8, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation der Resonanzfrequenz des Resonatormechanismus (1) erzwingt, indem sie eine Modulation der Steifigkeit des Resonatormechanismus (1) und eine Modulation der Position des Ruhepunkts des Resonatormechanismus (1) erzwingt.
  14. Verfahren nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation der Position des Ruhepunkts des Resonatormechanismus (1) durch Modulieren der Befestigungsposition des Resonatormechanismus (1) und/oder durch Modulieren des Gleichgewichts zwischen den Rückstellkräften, die auf den Resonatormechanismus (1) einwirken, erzwingt.
  15. Verfahren nach Anspruch 14, dadurch gekennzeichnet, dass die periodische Bewegung eine periodische Modulation der Position des Ruhepunkts des Resonatormechanismus (1) durch Modulieren des Gleichgewichts zwischen den Rückstellkräften, die auf den Resonatormechanismus (1) einwirken und durch mechanische elastische Rückstellmittel und/oder magnetische Rückstellmittel und/oder elektrostatische Rückstellmittel erzeugt werden, erzwingt.
  16. Verfahren nach einem der Ansprüche 1 bis 15, dadurch gekennzeichnet, dass die periodische Bewegung mit der gleichen Regulierungsfrequenz (wR) sowohl einer Komponente des Resonatormechanismus (1) als auch einem Mechanismus zum Erzeugen von Verlusten in mindestens einer Komponente des Resonatormechanismus (1) auferlegt wird.
  17. Verfahren nach einem der Ansprüche 1 bis 16, dadurch gekennzeichnet, dass der Regulierungsmechanismus (2) eine periodische Modifikation der Frequenz des Resonatormechanismus (1) erzwingt, die eine relative Amplitude besitzt, die höher als der Kehrwert des Gütefaktors des Resonatormechanismus (1) ist.
  18. Verfahren nach einem der Ansprüche 1 bis 17, dadurch gekennzeichnet, dass das Verfahren auf einen Resonatormechanismus (1) angewendet wird, der mindestens eine Unruh-Spiralfeder-Anordnung (3) umfasst, die eine Unruh (26) aufweist, und dass der Gütefaktor des Resonatormechanismus (1) verändert wird durch Versetzen von sekundären Unruh-Spiralfeder-Anordnungen (260) mit großer Restunwucht, die an der Unruh (26) exzentrisch angeordnet sind, in Oszillation unter Einwirkung der Regulierungsvorrichtung (2).
  19. Verfahren einem der Ansprüche 1 bis 17, dadurch gekennzeichnet, dass das Verfahren auf einen Resonatormechanismus (1) angewendet wird, der mindestens eine Unruh (26) umfasst, die einen Spannring (7) aufweist, welcher einen Torsionsdraht hält, der ein elastisches Rückstellmittel (40) des Resonatormechanismus (1) bildet, und dass die Einwirkung mindestens einer Regulierungsvorrichtung (2) ausgeübt wird durch Steuerung einer periodischen Veränderung der Spannung des Torsionsdrahts (46).
  20. Verfahren nach einem der Ansprüche 1 bis 17, dadurch gekennzeichnet, dass das Verfahren auf einen Resonatormechanismus (1) angewendet wird, der mindestens eine Unruh-Spiralfeder-Anordnung (3) umfasst, die eine Unruh (26) aufweist, und dass der Gütefaktor des Resonatormechanismus (1) durch eine Veränderung der Luftreibungen der Unruh (26) verändert wird, die durch eine lokale Veränderung der Geometrie der Unruh (26) erzeugt wird, welche Modulationsflügel mit einem Flugzeugflügelprofil trägt, die am Umfang der Unruh (26) angelenkt sind, wobei die Flügel umkehrbar sind und dafür ausgelegt sind, vollständig in die Richtung der Bewegung zu schwenken.
  21. Verfahren nach einem der Ansprüche 1 bis 17, dadurch gekennzeichnet, dass das Verfahren auf einen Resonatormechanismus (1) angewendet wird, der mindestens eine Stimmgabel umfasst, und dass eine Einwirkung mindestens einer Regulierungsvorrichtung (2) auf die Befestigung der Stimmgabel oder/und auf ein Drehteil, das eine Stützkraft auf mindestens einen Arm der Stimmgabel ausübt, ausgeübt wird.
  22. Verfahren einen der Ansprüche 1 bis 21, dadurch gekennzeichnet, dass die Regulierungsvorrichtung (2) zum Starten und/oder Unterhalten des Resonatormechanismus (1) verwendet wird.
  23. Verfahren nach einem der Ansprüche 1 bis 22, dadurch gekennzeichnet, dass für die Regulierungsfrequenz (wR) ein Wert eines ganzzahligen Vielfachen der Eigenfrequenz (w0) gewählt wird, wobei die ganze Zahl größer oder gleich 2 ist.
  24. Verfahren einem der Ansprüche 1 bis 23, dadurch gekennzeichnet, dass die Regulierungsfrequenz (ωR) gleich der doppelten Eigenfrequenz (ω0) ist.
  25. Verfahren nach einem der Ansprüche 1 bis 24, dadurch gekennzeichnet, dass die Regulierungsfrequenz (wR) im Bereich der 1,8- bis 2,2-fachen Eigenfrequenz (ω0) liegt.
  26. Verfahren nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die periodische Bewegung des Regulierungsmechanismus (2) die Modulation der Frequenz und/oder der Position des Ruhepunkts des Resonatormechanismus (1) über eine elektrische oder magnetische oder elektromagnetische Fernkraft erzwingt.
EP14155425.3A 2014-02-17 2014-02-17 Wartungs- und Regulierungsverfahren eines Uhrenresonators Active EP2908184B1 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CH00205/14A CH709281A2 (fr) 2014-02-17 2014-02-17 Mécanisme résonateur d'horlogerie comportant un organe oscillant portant un dispositif régulateur oscillant.
EP14155425.3A EP2908184B1 (de) 2014-02-17 2014-02-17 Wartungs- und Regulierungsverfahren eines Uhrenresonators
CN201580002223.4A CN105659168B (zh) 2014-02-17 2015-01-14 用于维持和调节钟表谐振器的方法
US14/917,780 US10241473B2 (en) 2014-02-17 2015-01-14 Method for maintaining and regulating a timepiece resonator
RU2016133725A RU2663089C1 (ru) 2014-02-17 2015-01-14 Способ поддержания работы и регулирования часового резонатора
EP15700569.5A EP3108305B1 (de) 2014-02-17 2015-01-14 Wartungs- und regulierungsverfahren eines uhrenresonators
PCT/EP2015/050588 WO2015121014A1 (fr) 2014-02-17 2015-01-14 Procede d'entretien et de regulation d'un resonateur d'horlogerie
JP2016519844A JP6166843B2 (ja) 2014-02-17 2015-01-14 時計の共振器を維持及び調整するための方法
US15/620,050 US10324416B2 (en) 2014-02-17 2017-06-12 Method for maintaining and regulating the frequency of a timepiece resonator

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EP2908184B1 (de) 2014-02-17 2017-10-18 The Swatch Group Research and Development Ltd. Wartungs- und Regulierungsverfahren eines Uhrenresonators
EP2908188B1 (de) * 2014-02-17 2018-06-27 The Swatch Group Research and Development Ltd. Regulierung eines resonators einer uhr durch einwirkung auf die steifheit eines elastischen rückstellmittels

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10241473B2 (en) 2014-02-17 2019-03-26 The Swatch Group Research And Development Ltd Method for maintaining and regulating a timepiece resonator
RU2749944C2 (ru) * 2016-10-18 2021-06-21 Эта Са Мануфактюр Орложэр Сюис Механический часовой механизм с резонатором, имеющим две степени свободы, и с поддерживающим механизмом, использующим бегунок, перемещающийся по дорожке

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EP3108305A1 (de) 2016-12-28
JP2016536578A (ja) 2016-11-24
EP3108305B1 (de) 2018-03-14
RU2663089C1 (ru) 2018-08-01
CH709281A2 (fr) 2015-08-28
US10241473B2 (en) 2019-03-26
CN105659168A (zh) 2016-06-08
WO2015121014A1 (fr) 2015-08-20
JP6166843B2 (ja) 2017-07-19
US10324416B2 (en) 2019-06-18
CN105659168B (zh) 2018-04-06
US20160216693A1 (en) 2016-07-28
US20170277124A1 (en) 2017-09-28
EP2908184A1 (de) 2015-08-19

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