EP3376306A1 - Mobile pour instrument scientifique ou garde-temps - Google Patents

Mobile pour instrument scientifique ou garde-temps Download PDF

Info

Publication number
EP3376306A1
EP3376306A1 EP17192127.3A EP17192127A EP3376306A1 EP 3376306 A1 EP3376306 A1 EP 3376306A1 EP 17192127 A EP17192127 A EP 17192127A EP 3376306 A1 EP3376306 A1 EP 3376306A1
Authority
EP
European Patent Office
Prior art keywords
mobile
axis
flange
mass
housing
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.)
Withdrawn
Application number
EP17192127.3A
Other languages
German (de)
English (en)
French (fr)
Inventor
Thierry Conus
Marco Verardo
Ivan Villar
Andrés Cabezas Jurin
Jean-Luc Helfer
Emmanuel Graf
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.)
Swatch Group Research and Development SA
Original Assignee
Swatch Group Research and Development SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CH02023/11A external-priority patent/CH705928B1/fr
Priority claimed from EP11195125.7A external-priority patent/EP2607970B1/fr
Application filed by Swatch Group Research and Development SA filed Critical Swatch Group Research and Development SA
Publication of EP3376306A1 publication Critical patent/EP3376306A1/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/08—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels
    • G04D7/082—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels for balancing
    • G04D7/085—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels for balancing by removing material from the balance wheel itself
    • 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
    • G04B1/00—Driving mechanisms
    • G04B1/10—Driving mechanisms with mainspring
    • G04B1/16—Barrels; Arbors; Barrel axles
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B13/00—Gearwork
    • G04B13/02—Wheels; Pinions; Spindles; Pivots
    • 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
    • G04B18/00—Mechanisms for setting frequency
    • G04B18/006—Mechanisms for setting frequency by adjusting the devices fixed on the balance
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/08—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels
    • G04D7/082—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels for balancing
    • G04D7/088—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels for balancing by loading the balance wheel itself with material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49579—Watch or clock making
    • Y10T29/49581—Watch or clock making having arbor, pinion, or balance

Definitions

  • the invention relates to a mobile for scientific instrument or timepiece, comprising at least one shaft arranged to pivot or oscillate about an axis of oscillation aligned on a mobile axis constituted by the axis of said shaft, and comprising at least a flange connected to said mobile shaft and protruding radially from said shaft, said at least one flange being substantially perpendicular to said mobile axis, said mobile comprising, manufacturing, a first main axis of longitudinal inertia adjacent to said axis of mobile or coincident with it, the other two main axes of inertia defining together a median plane.
  • the invention also relates to a mobile equipped for scientific instrument or timepiece comprising such a mobile.
  • the invention also relates to a mechanism for scientific instrument or timepiece comprising such a mobile equipped and / or such a mobile.
  • the invention also relates to a scientific instrument comprising such a mechanism and / or such a mobile equipped and / or such a mobile.
  • the invention relates to the field of precision mechanics, in particular mechanical scientific equipment, and in particular the fields of meters and precision devices comprising mechanisms for measuring, displaying or comparing a flow rate, consumption, or time, comprising components movable pivotally or oscillating about an axis.
  • the quality of the guides of certain components moving in rotation or oscillation about an axis is of great importance, for the reproducibility over time of the measurements made or the signals generated. Any defect in the guides, between the pivots of the mechanism on the one hand and on the other hand the bearings, that a component shaft has, results in a poor precision, but also in a wear and a degradation of the performances in the time.
  • the geometric quality of the machining is a necessary condition for precision operation, but this condition is often not sufficient.
  • the vibration behavior in particular in the presence of unbalance, directly influences the pressures exerted on the bearings, and therefore the lubrication constraints, and maintenance constraints especially in case replacement or rebuilding of the bearings and / or pivots to restore the quality of the guides after wear.
  • the invention proposes to provide a solution to ensure a reduction of friction in the guides of the rotating components of such precision mechanisms, and to improve the accuracy of operation of these mechanisms. It also seeks to allow an increase in rotation speeds and / or oscillation frequencies of the components concerned.
  • the search for a better precision leads to seek a better setting of the mobile, in particular by the execution of a dynamic balancing of quality.
  • the invention proposes to balance the mobile dynamically, that is to say, to bring its main axis of inertia on the axis of rotation.
  • the invention relates to a mobile for scientific instrument or timepiece, comprising at least one shaft arranged to pivot or oscillate about an axis of oscillation aligned on a mobile axis constituted by the axis of said shaft, and comprising at least one flange connected to said mobile shaft and protruding radially from said shaft, said flange being substantially perpendicular to said mobile axis, according to claim 1.
  • the invention also relates to a mobile equipped for scientific instrument or timepiece comprising such a mobile, characterized in that it further comprises a drive means, or / and a means of recall or elastic repulsion, and / or a means of return or magnetic repulsion, or / and a means of return or repulsion electrostatic.
  • the invention also relates to a mechanism for scientific instrument or timepiece comprising such a mobile equipped and / or such a mobile.
  • the invention also relates to a scientific instrument comprising such a mechanism and / or such a mobile equipped and / or such a mobile.
  • the invention relates to the field of mechanical scientific equipment, and in particular to the fields of meters and precision devices comprising measurement or time comparison mechanisms, comprising components that are pivotally or oscillating about an axis .
  • the invention is concerned with the optimal balancing of a mobile 1 or a mobile equipped 40.
  • mobile is meant, in the following description, any tree component movable pivoting or oscillation about a so-called mobile axis D, corresponding to the axis of the tree portion.
  • This mobile may, if necessary, but not necessarily, have teeth, gears, other drive means such as grooves or bearings, as well as fastening elements or cooperation with a drive means, or / and a means elastic booster or repulsion, or / and a magnetic booster or repulsion means, or / and an electrostatic booster or repulsion means, or the like.
  • mobile equipped 40 a subset or a mechanical assembly comprising at least one such mobile 1, and all or part of a drive means, and / or a means of return or elastic repulsion, or / and a magnetic return or repulsion means, and / or an electrostatic booster or repulsion means, or the like.
  • the figure 1 illustrates a non-limiting example of such a mobile equipped 40, consisting on the one hand of a mobile 1, and on the other hand magnetic repulsion means 41.
  • the mobile 1 comprises a shaft 10 of axis D, in this for example a toothed wheel 42 and a pinion 43, and a flange 2 carrying adjustment means 4, here represented in a radial implantation in a radial direction R to the axis D and in a so-called median plane P corresponding to the secondary axes d 'inertia theoretical, the theoretical main axis of inertia coinciding with the axis D.
  • This mobile equipped 40 thus comprises a flange 2.
  • flange a projecting portion substantially radially, preferably of revolution about the axis of the mobile, and of diameter greater than that of the shaft.
  • the same mobile can naturally include several such flanges, some of which may have particular functions, such as gears, pulleys, or the like.
  • the invention proposes to dynamically balance the mobile 1, or the mobile equipped 40. That is to say, to reduce its main axis of inertia on the axis of rotation.
  • the various embodiments, non-limiting, and the figures illustrate the application of the invention to a mobile 1 naked, and are naturally applicable to a mobile equipped 40.
  • the invention relates to a mobile 1 or a mobile 40 equipped for scientific instrument or timepiece.
  • This mobile 1 comprises at least one shaft 10 arranged to pivot or oscillate about an axis of oscillation aligned on a mobile axis D constituted by the axis of this shaft 10, and preferably at least one flange 2 of space diametrical to that of the shaft 10.
  • the mobile is reduced to the shaft 10 alone, it remains possible to carry out a dynamic balancing using certain implementation variants of the invention, applicable to such a device.
  • This mobile 1 or mobile equipped 40 is arranged to oscillate about an axis of oscillation aligned on this axis of mobile D.
  • this adjustment is made by machining on either side of a median plane P comprising the two secondary axes of inertia of the mobile.
  • the predetermined tolerance range comprises an upper bound corresponding to the target value. In other applications, the tolerance range is around this target value.
  • said target unbalance moment target value is determined in the form of a maximum allowable unbalance moment value resulting from the mobile or mobile equipped around the mobile axis, this maximum value corresponding to a predetermined maximum angular divergence between a first main axis of longitudinal inertia of the mobile or mobile equipped on the one hand, and the axis of the mobile on the other hand.
  • the adjustment of the value of the dynamic balancing moment of the mobile or equipped mobile then has the effect of bringing the first main axis of longitudinal inertia of the mobile axis, below the predetermined maximum angular divergence.
  • this adjustment is made by adding or / and displacement or / and removal of asymmetrical material with respect to a plane defined by the other two main axes of inertia of the mobile or equipped mobile.
  • an addition is made and / or displacement and / or removal of material at the level of at least one flange that includes the mobile, protruding radially relative to its shaft.
  • an addition or / and displacement or / and removal of material is carried out at the level of the shaft of the mobile 1 or the equipped mobile 40.
  • an addition is made and / or displacement and / or removal of material at the level of at least one arm that comprises the mobile 1 or mobile equipped 40 between this shaft and another eccentric part of the mobile.
  • the static balancing is performed before adjusting the value of the dynamic balancing moment.
  • this static balancing is performed simultaneously with the adjustment of the value of the dynamic balancing moment.
  • the maximum value of unbalance moment resulting from the mobile or mobile equipped around the mobile axis is set to zero, so as to make the first main axis of longitudinal inertia of the mobile device coincide. or mobile equipped with the axis of the mobile.
  • this predetermined speed of rotation is fixed at the maximum angular velocity calculated for the mobile or equipped mobile, considered during its oscillation in service.
  • cylindrical or corrugated housings arranged to receive mobile cylindrical or fluted masses are machined. in an axial direction parallel to the axis of mobile. And then performs all or part of the adjustment by displacement of such moving masses inserted in some of these housing, relative to the plane defined by the other two main axes of inertia of the mobile or equipped mobile. In the absence of flange, the machining of such housing on the shaft 10 of the mobile.
  • these mobile masses are made captive and unmountable with respect to the flange, either during a one-piece execution of the mobile or mobile equipped together with these moving masses, or by expanding at least one end of each moving mass to prevent the passage of the expanded zone through the housing corresponding to this moving mass.
  • a flange 2 which comprises the mobile or mobile equipped, asymmetrically with respect to the plane defined by the other two main axes of inertia of the mobile or mobile equipped.
  • a flange 2 which comprises the mobile or equipped mobile, is equipped with radial threaded housings arranged to receive movable asymmetric head screws according to a radial direction relative to the axis of mobil, and all or part of said adjustment is performed by moving such screws screwed into some of these threaded housing.
  • machining of such tapped housings on the shaft 10 of the mobile is performed.
  • a measure of unbalance moment resulting from the mobile or mobile equipped with respect to the axis of mobile when a measure of unbalance moment resulting from the mobile or mobile equipped with respect to the axis of mobile, one identifies the imbalance in angular position with respect to an angular mark that includes the mobile or mobile equipped, such as a pin, a notch, a drilling, a reported component, a marking, or the like.
  • a flange which includes the mobile or mobile equipped, with a mal-dish of a predetermined value, is machined beforehand.
  • an unbalance or / and a moment of imbalance resulting voluntarily in a particular angular direction is created voluntarily and offset from the median plane P.
  • Figures 16A and 16B thus illustrate thicknesses 31 and 32, on both sides of the plane P, and together substantially defining a plane PS passing through the axis of the mobile D.
  • the figures show, in a nonlimiting manner, adjustments made on a flange of mobile, since it is easier to make an inertia correction near the largest diameter of the mobile, allowing to make only corrections minimal mass. To simplify the representation, only this flange is illustrated, without complete representation of the mobile tree. Naturally, the arrangements described are also applicable to other forms of mobile, and machining or adjustment components can be positioned on other parts of the mobile, depending on their accessibility.
  • Figures 2A to 2F illustrate different variants of balancing machining performed on a flange 2 of mobile 1, the figure 2F illustrating in particular a balancing machining hidden at the bottom of a groove for aesthetic reasons.
  • the flange 2 is machined with a dead plate of a predetermined value, with a moment of unbalance resulting in a particular angular direction. and a predetermined value, and shifted with respect to the median plane P.
  • this flange 2 is made with extra thicknesses 31, 32, on either side of the median plane P, which together substantially defines a plane PS passing through the axis of the moving part D, these overthicknesses 31, 32, constituting together an unbalance controlled, and we force the correction in a certain area around this plane PS.
  • FIGS. 3A and 3B illustrate a mobile device 1 comprising weights 6 breakable and / or foldable, 6A and 6B distributed on either side of a median plane P of the flange 2.
  • the rupture of a thin fastener 6C provides a differential of inertia with respect to the axis D, and the large number of weights 6, of the order of thirty per level in the example of the figure, allows an adjustment with respect to the direction of the measured unbalance moment.
  • the figure 11 illustrates a flange 2 comprising a peripheral portion 2B connected to an axial core 2A by fasteners 23A, 23B, 23C, 23D, this peripheral portion 2B being slotted by slots 20, and deformable at the different portions 19A, 19B, 19C, 19D it carries, each worn by one of these ties.
  • plastic deformation of all or part of the fasteners 23A, 23B, 23C, 23D is performed to straighten or otherwise wave the flange 2.
  • a fastener 23A carries a sector-shaped section 19A whose ends 21 A and 22A are movable relative to the radial direction R of the fastener considered, here 23A, and, by twisting of this fastener, the two ends are spaced apart on either side of the median plane of the flange at rest.
  • Each fastener 23A, 23B, 23C, 23D may be deformed independently of the others.
  • the fastener may be rigid, and the sector of flange deformable.
  • they can be both deformable, however the measurement is less easy, especially in case of reverse setting.
  • the figures 1 , 4 to 10, and 12 to 14 illustrate mobile variants with reported components.
  • the figure 12 shows a smooth mass 26 adjustable in axial position in a housing 25, in a direction A parallel to the axis of mobile D.
  • figure 13 shows a fluted mass 27 mobile in an ad hoc housing.
  • the figure 14 similar represents a mass trapped with respect to the flange 2 of the mobile 1, with a head 28 on one side of the flange 2, and a rivet 29 or an expansion by pegging on the other side of the flange 2.
  • the displacement in the direction A allows a dynamic balancing adjustment, the smooth masses 26 or fluted 27 may, again, be graduated or notched in the direction A to facilitate adjustment, according to a calculation by a control means of the dynamic balancing process.
  • the figure 7 shows adjusting screws 14 in housings 15 of the flange 2, mounted parallel in a direction A to the axial direction D of the mobile 1.
  • the figure 8 has adjustment screws 14 similar to those of the figure 7 , arranged alternately on (screw 14A) and under (screw 14B) the flange 2 of the mobile 1, in corresponding housings 15A and 15B.
  • the reverse mounting with a nut on a threaded shaft, is also suitable. In either case, it is advantageous to use slightly different steps between the male component and the female component to improve the service life.
  • the mobile 1 comprises, slidably movable, a portion driven, or clipped, or mounted with clearance, either in rotation or axially. Providing at least one nip guide surface or the like allows the reported component to take discrete positions.
  • the mobility of the reported component can still be performed by screwing / unscrewing.
  • FIGS 4A and 4B illustrate mobile masses on or under rails 3 incorporated in windows of a flange 2 of the mobile 1.
  • These movable masses are constituted in particular by sliding stirrups 8 each having an immobilizing screw 7, here shown in an axial direction A parallel to the axis D of the mobile 1.
  • the screw 7, and especially the head of this screw can be placed on one side or the other of the mobile 1.
  • the adjustment component may also be clipped on an arm 3 or on the flange 2 of the mobile 1.
  • it may consist of a flexible object clipped on a rigid part, for example a counterweight on an axis, or a rigid clip-on object. in a flexible part, for example an axis in a slot.
  • An adjusting component may also be an additional component simply bonded, welded, or riveted to the structure of the mobile.
  • it bends a flexible insert.
  • the figure 5 illustrates, in a first variant, a mobile 1 with at least one deformable blade 9, with a component in the axial direction A parallel to the axis D of the mobile.
  • the deformation of each blade 9 is printed by a set screw 7, here shown fixed in a threaded housing 7A of the rail 3.
  • such screws can also be carried by the flange 2.
  • at least one blade flexible 9 equips each side of the mobile 1.
  • the differential adjustment of inertia is provided both by the displacement of each adjusting screw 7 in its direction A, and by the deformation of the corresponding flexible blade 9.
  • the flexible blade 9 is held at one end 9E, near the axis of the mobile 1, and is free at its other end, which it advantageously comprises an additional mass 9A.
  • the deformable blade 9 can be designed for use in a field of elastic deformation, in the optics of setting resets, or in the field of plastic deformation, in case of unique adjustment of the mobile. If the example of the figure illustrates a deformation of the flexible blade by a screw, the deformation controlled by the mechanism of a nut, or another mobile or deformable component, is naturally conceivable.
  • a second variant of this adjustment by bending implements a displacement of the attachment of the flexible part, possibly provided with notches, and with a support of the flexible part against a cam or a fixed zone.
  • FIG 6 illustrates a mass 130 orientable angularly with respect to a window 2F that includes a flange 2 of the mobile 1, and having an arc 13 bears on a first edge 2H and under a second edge 2G of this window 2F.
  • the mass 130 is angularly adjustable relative to the flange 3, at an angle to the center ⁇ .
  • This orientable mass 130 comprises a bearing washer 11 bearing on a bearing surface of the mobile 1, in particular a bearing surface of the shaft 10.
  • This support washer 11 is secured to an arm 12, preferably flexible, which is itself integral with the arc 13, preferably torsionally greater torsion than that of the arm 12.
  • This arc 13 is supported at a first end 13A on a first edge 2H, and a second end 13B under a second edge 2G of this window 2F.
  • the pivoting imposed on the orientable mass 13 forces it to take a particular twisting which makes it possible to modify the dynamic balancing of the mobile 1.
  • the arm 12 is rigid, and the bow 13 deformable. In another variant, they can both be deformable, however the measurement is less easy, especially in case of reverse setting.
  • the adjustment components are installed in symmetry two by two with respect to the axis D of the mobile 1.
  • symmetrical adjustments of the components of such a pair do not alter the static balancing of the mobile.
  • each adjustment component is movable independently of the others.
  • the center of inertia of the adjustment component is located on the axis of rotation of this component, and / or this component is in translation along an axis. If the center of inertia moves along the axis for example during a screwing, and if the projection on the median plane P of the center of inertia of the component also moves, then one must carry out the symmetrical displacement of the object opposite. Otherwise, each adjustment component is movable independently.
  • the figure 9 illustrates this configuration, with a mobile 1 having adjusting screws 16 mounted in housings 17 in the flange 2, preferably mounted in the median plane P of the flange 2 in radial directions R with respect to the axis D of mobile.
  • These adjusting screws 12 comprise heads which are not of revolution, but which are symmetrical with respect to the screw axis R, and whose angular position of the wings 16A and 16B makes it possible to modify the dynamic balancing.
  • the screw head takes the form of a bar.
  • the projection of this bar on a plane tangent to the flange 2 is at an angle ⁇ comparable to a helix angle.
  • the center of inertia of the adjustment component is located outside the axis of rotation of the component. It is then systematically necessary to perform a symmetrical rotation of the opposite component of the pair.
  • the mobile 1 comprises asymmetric adjustment screws 18 whose head is asymmetrical with respect to the screw axis, and comprises a wing 18B with a moment of inertia greater than that of the other wing 18A with respect to the radial screwing pin R.
  • the screw head takes the form of a bar.
  • the projection of this bar on a plane tangent to the flange 2 is at an angle ⁇ comparable to a helix angle, and we see in the figure that the components are oriented in pairs symmetrically with respect to their respective radial axis R .
  • the invention thus relates to a mobile 1 for a scientific instrument or timepiece, comprising at least one flange 2 connected, either directly or by at least one arm, to a mobile shaft 10 aligned on a mobile axis D.
  • This flange 2 is preferably substantially perpendicular to the mobile axis D.
  • This mobile 1 is arranged to oscillate about an axis of oscillation aligned on this mobile axis D.
  • this mobile 1 comprises, of manufacture, a first main axis of longitudinal inertia adjacent to this axis of mobile D or coincident with it, and two other main axes of inertia together defining a median plane P.
  • this median plane P is located in the thickness of the flange 2.
  • this flange 2 comprises a plurality of housings each receiving a movable mass adjustable in position in the housing concerned, or only in a direction A parallel to the axis of mobile, or only in a plane perpendicular to a radial R from the axis of mobile D.
  • each such housing or / and each such corresponding mobile mass includes stop means for allowing the maintenance of this mobile mass in several discrete positions where its center of gravity is distant from this median plane P.
  • each such housing or / and each such moving mass comprises resilient return means for holding in position this mobile mass in this housing.
  • the invention also relates to a mobile 40 equipped for scientific instrument or timepiece comprising at least one such mobile 1, and further comprises at least one drive means, and / or elastic biasing or repulsion means, and / or magnetic return or repulsion means, or / and a means of return or electrostatic repulsion, attached to the at least one mobile.
  • the invention also relates to a mechanism 50 for a scientific instrument or timepiece comprising such a mobile equipped 40 or / and such a mobile 1.
  • the invention also relates to a scientific instrument 60 comprising such a mechanism 50 or / and such a mobile equipped 40 or / and such a mobile 1.
  • this scientific instrument 60 is a watch, and the mobile 1 is a pendulum, whose flange 2 is constituted by a disk or a serge, the equipped mobile 40 is a balance-spiral.
  • the invention allows a significant reduction of the forces on the pivots, a facilitated lubrication, and an increase in the lifetime of the mechanisms, and especially the useful life, that is to say the period during which the mechanism provides a reproducible response to an identical bias from a power source, or signal, or other mechanism or sensor, or the like.
  • the invention makes it possible to improve the stability of the movement of a mobile thus dynamically balanced.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Balance (AREA)
  • Micromachines (AREA)
EP17192127.3A 2011-12-22 2012-11-30 Mobile pour instrument scientifique ou garde-temps Withdrawn EP3376306A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH02023/11A CH705928B1 (fr) 2011-12-22 2011-12-22 Procédé d'amélioration du pivotement d'un balancier, balancier, balancier-spiral, mouvement et pièce d'horlogerie.
EP11195125.7A EP2607970B1 (fr) 2011-12-22 2011-12-22 Procédé d'amélioration du pivotement d'un mobile
PCT/EP2012/074144 WO2013092173A1 (fr) 2011-12-22 2012-11-30 Procédé d'amélioration du pivotement d'un mobile
EP12791819.1A EP2795409B1 (fr) 2011-12-22 2012-11-30 Procédé d'amélioration du pivotement d'un mobile

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP12791819.1A Division-Into EP2795409B1 (fr) 2011-12-22 2012-11-30 Procédé d'amélioration du pivotement d'un mobile
EP12791819.1A Division EP2795409B1 (fr) 2011-12-22 2012-11-30 Procédé d'amélioration du pivotement d'un mobile

Publications (1)

Publication Number Publication Date
EP3376306A1 true EP3376306A1 (fr) 2018-09-19

Family

ID=47257860

Family Applications (3)

Application Number Title Priority Date Filing Date
EP17192127.3A Withdrawn EP3376306A1 (fr) 2011-12-22 2012-11-30 Mobile pour instrument scientifique ou garde-temps
EP12791819.1A Active EP2795409B1 (fr) 2011-12-22 2012-11-30 Procédé d'amélioration du pivotement d'un mobile
EP12791818.3A Active EP2795408B1 (fr) 2011-12-22 2012-11-30 Procédé d'amélioration du pivotement d'un mobile

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP12791819.1A Active EP2795409B1 (fr) 2011-12-22 2012-11-30 Procédé d'amélioration du pivotement d'un mobile
EP12791818.3A Active EP2795408B1 (fr) 2011-12-22 2012-11-30 Procédé d'amélioration du pivotement d'un mobile

Country Status (7)

Country Link
US (2) US9645551B2 (ja)
EP (3) EP3376306A1 (ja)
JP (2) JP5820543B2 (ja)
CN (2) CN104169814B (ja)
HK (1) HK1204497A1 (ja)
RU (2) RU2573811C1 (ja)
WO (2) WO2013092172A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH709920A2 (fr) * 2014-07-24 2016-01-29 Eta Sa Manufacture Horlogère Suisse Ensemble à mobile de freinage d'horlogerie.
EP3252546B1 (fr) * 2016-06-03 2019-08-28 The Swatch Group Research and Development Ltd Mécanisme d'horlogerie à réglage d'inertie de balancier
JP7133909B2 (ja) * 2016-07-04 2022-09-09 ロレックス・ソシエテ・アノニム 時計用組立体の製造方法、及び該製造方法により得られる時計用組立体
DE102019207940A1 (de) * 2019-05-29 2020-12-03 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg Verfahren zum dynamischen Wuchten eines Rotationskörpers
EP3839655A1 (fr) * 2019-12-18 2021-06-23 Nivarox-FAR S.A. Balancier d'horlogerie

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2239668A (en) * 1938-07-29 1941-04-29 Firm Manufacture Des Montres R Balance wheel for watch movements

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US433255A (en) * 1888-11-12 1890-07-29 Paul ferret
US2492066A (en) 1947-10-23 1949-12-20 Henry C Schildmeier Balance demonstrating device
US2958997A (en) * 1954-10-11 1960-11-08 Jahn Paul Compensatable balance wheel
FR1206719A (fr) 1957-05-08 1960-02-11 Procédé et dispositif pour le réglage de la fréquence d'oscillation d'un penduleou d'un balancier par modification de la masse oscillante
CH390165A (fr) * 1962-08-20 1965-07-30 Zenger Roger Procédé d'équilibrage d'un balancier d'horlogerie, dispositif pour la mise en oeuvre de ce procédé et balancier équilibré par ce procédé
CH447041A (fr) * 1965-06-21 1968-03-15 Ebauches Sa Dispositif d'équilibrage d'un volant rotatif ou oscillant de mouvement d'horlogerie
CH649492A5 (en) 1980-11-27 1985-05-31 Studer Ag Fritz Maschf Grinding-wheel base body or grinding-wheel carrier
US4626147A (en) * 1984-10-03 1986-12-02 Whirlpool Corporation Method of and apparatus for balancing a rotary body
US5111713A (en) 1989-12-18 1992-05-12 International Business Machines Corporation Dynamically balanced rotary unit
FR2713771B1 (fr) * 1993-12-08 1996-03-01 Electricite De France Procédé, dispositif et application pour l'équilibrage dynamique d'une pièce tournante en rotation.
EP1351103B1 (fr) * 2002-03-21 2008-07-30 Chopard Manufacture SA Balancier muni d'un dispositif de réglage
US7500432B2 (en) * 2005-10-28 2009-03-10 Van Denend Mark E Apparatus and method for balancing a printing roller having an image producing area on its outer surface
EP1837719B1 (fr) * 2006-03-24 2009-06-03 Nivarox-FAR S.A. Balancier pour mouvement d'horlogerie
WO2008067683A1 (de) * 2006-12-06 2008-06-12 Rego-Fix Ag Verfahren und vorrichtung zum auswuchten einer werkzeugkupplung
WO2008080570A2 (fr) * 2006-12-21 2008-07-10 Complitime S.A. Oscillateur mecanique pour une piece d'horlogerie
EP2104005A1 (fr) * 2008-03-20 2009-09-23 Nivarox-FAR S.A. Balancier composite et son procédé de fabrication
EP2394202B1 (de) * 2009-02-06 2016-09-07 DAMASKO GmbH Mechanisches schwingsystem für uhren sowie funktionselement für uhren
EP2677369B1 (fr) * 2010-06-11 2015-01-14 Montres Breguet SA Balancier haute fréquence pour pièce d'horlogerie
EP2410386B1 (fr) * 2010-07-19 2018-10-03 Nivarox-FAR S.A. Balancier à réglage d'inertie avec insert
EP2410387B1 (fr) * 2010-07-19 2016-07-06 Nivarox-FAR S.A. Balancier à réglage d'inertie sans insert
US9164485B2 (en) * 2010-08-06 2015-10-20 Damasko Gmbh Oscillating body, mechanical oscillating system for wristwatches with such an oscillating body and watch with such an oscillating system
DE102011109220A1 (de) * 2010-08-06 2012-02-09 Petra Damasko Schwingkörper, mechanisches Schwingsystem für Armbanduhren mit einem solchen Schwingkörper sowie Uhr mit einem derartigen Schwingsystem
EP2455825B1 (fr) * 2010-11-18 2016-08-17 Nivarox-FAR S.A. Procédé d'appairage et d'ajustement d'un sous-ensemble d'horlogerie

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2239668A (en) * 1938-07-29 1941-04-29 Firm Manufacture Des Montres R Balance wheel for watch movements

Also Published As

Publication number Publication date
JP2015508492A (ja) 2015-03-19
RU2573701C1 (ru) 2016-01-27
US9310774B2 (en) 2016-04-12
CN104169814A (zh) 2014-11-26
EP2795408A1 (fr) 2014-10-29
EP2795409A1 (fr) 2014-10-29
JP2015511307A (ja) 2015-04-16
US20150198927A1 (en) 2015-07-16
EP2795409B1 (fr) 2018-08-29
CN104011609A (zh) 2014-08-27
WO2013092173A1 (fr) 2013-06-27
US20140355397A1 (en) 2014-12-04
WO2013092172A1 (fr) 2013-06-27
RU2573811C1 (ru) 2016-01-27
JP5820542B2 (ja) 2015-11-24
JP5820543B2 (ja) 2015-11-24
CN104169814B (zh) 2017-03-15
US9645551B2 (en) 2017-05-09
EP2795408B1 (fr) 2018-01-24
HK1204497A1 (en) 2015-11-20
CN104011609B (zh) 2017-10-24

Similar Documents

Publication Publication Date Title
EP2795409B1 (fr) Procédé d'amélioration du pivotement d'un mobile
EP2596406B1 (fr) Mecanisme oscillant a pivot elastique et mobile de transmission d'energie
EP1837719B1 (fr) Balancier pour mouvement d'horlogerie
EP2132604B1 (fr) Mouvement de piece d'horlogerie a tourbillon
EP2997345B1 (fr) Banc d'essai en fatigue oligocyclique ou en fatigue oligocyclique et polycyclique
CH709536B1 (fr) Mécanisme régulateur d'horlogerie comportant deux oscillateurs.
EP3502803B1 (fr) Ensemble réglable d'horlogerie
EP2976684B1 (fr) Pivot pour mécanisme d'horlogerie
CH705928A2 (fr) Procédé d'amélioration du pivotement d'un balancier, balancier, ensemble balancier-spiral, mouvement et pièce d'horlogerie.
EP2607970B1 (fr) Procédé d'amélioration du pivotement d'un mobile
CH705898A2 (fr) Procédé d'amélioration du pivotement d'un mobile et mobile pour instrument scientifique ou garde-temps.
CH705927A2 (fr) Procédé d'amélioration du pivotement d'un mobile et mobile ou mobile équipé pour instrument scientifique ou garde-temps.
FR2634144A1 (fr) Centrifugeuse comportant des moyens de fixation d'un capteur de mesure de la vitesse de rotation du rotor
CH716957A2 (fr) Dispositif de guidage pour afficheur d'horlogerie.
CH704129A2 (fr) Dispositif de positionnement d'un pont sur une platine.
EP3147726A1 (fr) Dispositif d'affichage d'horlogerie comportant un afficheur a fort balourd
FR3068751B1 (fr) Mecanisme de transmission a rapport de translation variable
CH711564B1 (fr) Dispositif d'affichage d'horlogerie comportant un afficheur à fort balourd.
CH704149A2 (fr) Procédé d'appairage et d'ajustement d'un sous-ensemble d'horlogerie.
CH716321B9 (fr) Oscillateur pour mouvement horloger.
CH708736A1 (fr) Balancier à moment d'inertie variable.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AC Divisional application: reference to earlier application

Ref document number: 2795409

Country of ref document: EP

Kind code of ref document: P

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20190319

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20210810

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20220222