WO2015096976A2 - Resonateur magnetique ou electrostatique - Google Patents
Resonateur magnetique ou electrostatique Download PDFInfo
- Publication number
- WO2015096976A2 WO2015096976A2 PCT/EP2014/076991 EP2014076991W WO2015096976A2 WO 2015096976 A2 WO2015096976 A2 WO 2015096976A2 EP 2014076991 W EP2014076991 W EP 2014076991W WO 2015096976 A2 WO2015096976 A2 WO 2015096976A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mobile
- driver
- movement
- axis
- resonator
- Prior art date
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000009467 reduction Effects 0.000 claims abstract description 5
- 238000004146 energy storage Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 230000003252 repetitive effect Effects 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000003993 interaction Effects 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000037430 deletion Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B17/00—Mechanisms for stabilising frequency
- G04B17/32—Component parts or constructional details, e.g. collet, stud, virole or piton
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C5/00—Electric or magnetic means for converting oscillatory to rotary motion in time-pieces, i.e. electric or magnetic escapements
- G04C5/005—Magnetic or electromagnetic means
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B15/00—Escapements
- G04B15/14—Component parts or constructional details, e.g. construction of the lever or the escape wheel
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
Definitions
- the invention relates to a clock resonator comprising an arranged mobile adapted to oscillate about an axis, and a trainer subjected to a torque in a watch movement.
- the invention also relates to a watchmaking movement comprising, fixed on a plate, energy storage means arranged to deliver said torque to an actuating train of a mechanism comprising such an annular resonator, with a said fixed mobile by flexible blades to said platen, and a said trainer driven by said train, said trainer controlling means for displaying said movement.
- the invention also relates to a timepiece comprising such a movement.
- the invention relates to the field of the regulation of mechanical timepieces, in particular mechanical watches. Background of the invention
- the invention proposes to create mechanisms that have a higher efficiency than conventional resonators.
- the invention relates to a clock resonator comprising an arranged mobile capable of oscillating about an axis, and a trainer subjected to a torque in a watch movement, characterized in that said resonator is a substantially annular magnetic resonator or electrostatic of which said mobile is excited periodically under the action induced by the movement of said driver, which trainer is arranged to exert a force without contact on said mobile, said mobile being flexible and deformable at least in one plane perpendicular to said axis, and said mobile having a first magnetic zone or electrified in a first step, and said driver having a second magnetized zone or electrified according to a second step different from said first step, arranged to cooperate in attraction or repulsion with said first zone , so that said mobile and said trainer together constitute a gear reduction mechanism or multiplier.
- the invention also relates to a watchmaking movement comprising, fixed on a plate, energy storage means arranged to deliver said torque to an actuating train of a mechanism comprising such an annular resonator, with a said fixed mobile by flexible blades to said platen, and a said trainer driven by said train, said trainer controlling means for displaying said movement.
- the invention also relates to a timepiece comprising such a movement, characterized in that this piece is a watch.
- FIGS. 1 and 2 show schematically and in plan view, an annular resonator according to the invention, with a ring mobile whose excitation is performed by a wheel-shaped driver, Figure 1 in a position where, at 12h and 6h, the first polar masses that comprises the ring mobile and second polar masses that includes the trainer are aligned, and where, at 3h and 9h, the first polar masses and the second polar masses are not aligned, and Figure 2, in a position after a slight angular rotation of the driver, the alignments are reversed;
- FIG. 3 illustrates a similar embodiment where the polar masses are made with magnets, and where, in FIG. 4, when the polar masses are aligned, they repel each other, and in FIG. 5, when the polar masses are misaligned, they attract;
- FIGS. 6 and 7 show the diagram of the interaction force between the mobile and the driver, as a function of the angle of the driver, corresponding to FIG. 6, at 12 o'clock in FIG. 7, and at 9 o'clock in FIG. 8;
- FIGS. 9 to 11 are similar to FIGS. 6 to 8, with the deletion of certain polar masses on the mobile, the remaining groups of polar masses being positioned periodically on the periphery,
- Figures 12 to 14 are also similar to Figures 6 to 8, and retain only four pairs of first polar masses on the mobile, 90 ° from each other;
- FIG. 15A is a variant of the embodiment of FIG. 15, comprising stall prevention means in the form of mechanical stops.
- FIGS. 17 and 18 illustrate a second variant, which consists in exciting a complete ring-shaped mobile, FIG. 18 illustrates the particular resonance mode.
- FIG. 19 a third variant illustrated in FIG. 19 consists in stacking the trainer and the mobile, oscillating in three-dimensional, according to FIG.
- FIG. 21 is a block diagram illustrating a timepiece comprising a movement incorporating a mechanism according to the invention. Detailed Description of the Preferred Embodiments
- the invention can be implemented with the introduction of magnetic and / or electrostatic fields, it is more particularly illustrated in a magnetic variant.
- the invention relates to a clock resonator 6, comprising a mobile 7 arranged able to oscillate about an axis A, and a driver 8 subjected to a torque in a watch movement 10.
- this resonator is a substantially annular magnetic or electrostatic resonator 6, the mobile 7 of which is excited periodically under the action induced by the movement of the driver 8, which driver 8 is arranged to exert an effort without contact on the mobile 7.
- the mobile 7 is flexible and deformable at least in a plane perpendicular to the axis A, and mobile 7 comprises a first magnetic zone or electrified in a first step, and the driver 8 has a second magnetized zone or electrified according to a second no different from said first step, arranged to cooperate in attraction or repulsion with this first zone, so that the mobile 7 and the driver 8 together constitute a gear reduction mechanism or multiplier.
- the interaction can be between a magnetic element, respectively electrified, and a conductive track, or dielectric respectively.
- the mobile 7 comprises a first quantity of first magnetic or electrically polar masses 76 in a first step
- the driver 8 comprises a second quantity of second magnetized polar masses 86 or electrified according to a second step different from the first step.
- These second polar masses 86 are arranged to cooperate in attraction or repulsion with the first polar masses 76, so that the mobile 7 and the driver 8 together constitute a gear reduction mechanism or multiplier.
- the first amount differs from the second amount. More particularly, the first quantity differs from the second quantity by one unit.
- the speed of the driver 8 defines a speed of propagation of a wave of deformation in the material of the mobile 7 all around thereof.
- the speed of the driver 8 defines a stationary oscillation wave of the mobile 7 between repetitive forms corresponding to stationary modes.
- the movement of the driver 8 comprises at least one pivoting movement.
- the movement of the driver 8 is a pivoting movement about the axis A.
- the mobile 7 is fixed to a plate 5 that the watch movement 10 comprises by a plurality of flexible blades 9.
- these flexible blades 9 are more flexible than the mobile 7, arranged to hold the mobile 7 substantially centered on the axis A, and to restrict the oscillatory movements of the mobile 7 in the same plane P perpendicular to said axis A with limited displacements of the center of inertia of the mobile 7 lower than one tenth of the smallest outer dimension of the mobile 7 in the plane P.
- these flexible blades 9 are more rigid than the mobile 7, arranged to maintain the mobile 7 substantially centered on the axis A, and to restrict the movements of the mobile 7 in a plane P perpendicular to said axis A with displacements limited to the center of inertia of the mobile 7 less than one-tenth of the smallest outer dimension of the mobile 7 in the plane P.
- the mobile 7 is weighted on its periphery, continuously or periodically.
- the mobile 7 is ballasted by a plurality of weights.
- the mobile 7 has sections and / or variable thickness along its periphery.
- the mobile 7 is made of micro-machinable material or silicon and has a rectangular section in any plane passing through the axis A.
- the mobile 7 is monobloc with a plurality of flexible blades 9 connecting with a plate 5 that includes the watch movement 10.
- the mobile 7 is in one piece with the plurality of flexible blades 9 and with the plate 5.
- the mobile 7 has, in an unconstrained free state, a polygonal or multi-lobed shape in a plane P orthogonal to the axis A.
- the mobile 7 is a ring coaxial with the driver 8.
- the moving part 7 is a solid that is at least partially deformable in the direction of the axis A.
- the invention also relates to a clockwork movement 10 comprising, fixed on a plate 5, energy storage means 3, in particular a cylinder, arranged to deliver torque to an actuating gear 2 of a mechanism 1 comprising such an annular resonator 6, with such a mobile 7 fixed by flexible blades 9 to the plate 5, and such a driver 8, including an escape wheel, driven by the gear 2, the driver 8 preferably controlling means display 4 of the movement 10.
- the invention also relates to a timepiece 100 comprising a movement 10.
- this timepiece 100 is a watch.
- the mobile 7 comprises first polar masses 76, and the driver 8 comprises second polar masses 86.
- the number of polar masses on each structure is chosen so that, for a given angle of the driver 8, the masses polar at 12h and 6h of the mobile 7 and coach 8 are opposite each other and the polar masses at 3am and 9am are not opposite each other. For a low angular rotation e of the driver 8, the alignments are reversed.
- the polar masses are made with magnets:
- the driver 8 is polarized radially outwards and the mobile 7 is polarized radially towards the axis A.
- the polar masses when the polar masses are aligned, they repel each other.
- Figure 5 when the polar masses are misaligned, they attract.
- Figures 9 to 1 similar to Figures 6 to 8, show that by removing polar masses on the mobile 7, we can choose where we want to locate the interaction forces between the two elements.
- Figures 12 to 14 are further by keeping only four pairs of first polar masses 76 on the mobile 7, at 90 ° from each other.
- FIGS. 15 and 16 illustrate a first variant of the invention, which consists in using the principle described above to excite a mobile 7 in the form of a partial ring so that it resonates in so-called wineglass mode: the driver 8 synchronizes with the oscillations of the mobile 7. There is no mechanical interaction between the trainer 8 and the mobile 7.
- Figure 15 is a diagram of the mechanism, where the ring-shaped mobile 7 is only energized at 12, 3, 6 and 9 o'clock.
- FIG. 16 illustrates its resonance mode in ellipses of variable eccentricity with permutation of the axes.
- FIG. 15A is a variant of the embodiment of FIG. 15, comprising anti-stall limiting means in the form of mechanical stops.
- a toothed wheel 40 is integral with the driver 8, and the mobile 7 comprises stops in the form of pins 41.
- these pins 41 oscillate with the mobile 7, without touching the toothed wheel 40.
- the drive disc 8 tends to race and turn faster, but then the pins 41 collide with the gear wheel 40, which prevents runaway.
- Figures 17 and 18 illustrate a second variant, which consists in using the principle described above with a mobile 7 in the form of a complete ring, for an excitation mode said hula-hop.
- Figure 17 is a diagram of the mechanism, where the ring-shaped mobile 7 is excited around its entire circumference, Figure 18 illustrates its particular resonance mode.
- a third variant illustrated in Figure 19 consists of stacking the coach
- the disk thus takes a form of chips, as visible in FIG.
- a fourth variant (not shown) is the off-plan version of the second variant very close to the third variant.
- driver 8 which, instead of point magnets, has a track that interacts with magnets on the vibrating mobile 7, in the same way as with a magnet-magnets cooperation.
- the invention makes it possible to eliminate the contacts in the regulating organ, makes it possible to obtain a better quality factor, and increases the efficiency.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromechanical Clocks (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016541686A JP6166847B2 (ja) | 2013-12-23 | 2014-12-09 | 磁気的及び/又は静電気的な共振器 |
US15/102,389 US9651920B2 (en) | 2013-12-23 | 2014-12-09 | Magnetic and/or electrostatic resonator |
RU2016130281A RU2624713C1 (ru) | 2013-12-23 | 2014-12-09 | Магнитный и/или электростатический резонатор |
CN201480070592.2A CN105849653B (zh) | 2013-12-23 | 2014-12-09 | 磁性和/或静电谐振器 |
Applications Claiming Priority (22)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH02140/13 | 2013-12-23 | ||
EP13199428.7 | 2013-12-23 | ||
CH21412013 | 2013-12-23 | ||
EP13199427.9A EP2887157B1 (fr) | 2013-12-23 | 2013-12-23 | Echappement optimisé |
EP13199428 | 2013-12-23 | ||
CH02140/13A CH709019B1 (fr) | 2013-12-23 | 2013-12-23 | Mécanisme d'échappement magnétique ou électrostatique. |
EP13199427.9 | 2013-12-23 | ||
CH02141/13 | 2013-12-23 | ||
CH10572014 | 2014-07-11 | ||
EP14176816.8 | 2014-07-11 | ||
CH01057/14 | 2014-07-11 | ||
EP14176816 | 2014-07-11 | ||
CH01365/14 | 2014-09-09 | ||
EP14184158.5 | 2014-09-09 | ||
CH01365/14A CH709056A2 (fr) | 2013-12-23 | 2014-09-09 | Mécanisme de synchronisation d'horlogerie. |
EP14184158.5A EP2889701B1 (fr) | 2013-12-23 | 2014-09-09 | Mécanisme de synchronisation d'horlogerie |
CH01416/14 | 2014-09-19 | ||
CH01416/14A CH710132A2 (fr) | 2014-09-19 | 2014-09-19 | Echappement magnétique horloger et dispositif régulateur de la marche d'un mouvement horloger. |
EP14185638.5 | 2014-09-19 | ||
EP14185638.5A EP2998801A1 (fr) | 2014-09-19 | 2014-09-19 | Echappement magnétique horloger et dispositif régulateur de la marche d'un mouvement horloger |
EP14186652.5 | 2014-09-26 | ||
EP14186652.5A EP2891929B1 (fr) | 2013-12-23 | 2014-09-26 | Résonateur magnétique ou électrostatique |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2015096976A2 true WO2015096976A2 (fr) | 2015-07-02 |
WO2015096976A3 WO2015096976A3 (fr) | 2015-09-03 |
WO2015096976A4 WO2015096976A4 (fr) | 2015-10-15 |
Family
ID=53479734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/076991 WO2015096976A2 (fr) | 2013-12-23 | 2014-12-09 | Resonateur magnetique ou electrostatique |
Country Status (2)
Country | Link |
---|---|
RU (1) | RU2624713C1 (fr) |
WO (1) | WO2015096976A2 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018072317A (ja) * | 2016-10-25 | 2018-05-10 | ザ・スウォッチ・グループ・リサーチ・アンド・ディベロップメント・リミテッド | 最適化された計時器用ムーブメント |
CN115903431A (zh) * | 2021-08-20 | 2023-04-04 | 宝玑表有限公司 | 尤其用于制表的膜片型展开装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE530509A (fr) * | ||||
DE1012262B (de) * | 1952-02-20 | 1957-07-11 | Junghans Geb Ag | Uhr mit einem durch Stromimpulse elektromagnetisch angetriebenen mechanisch schwingenden Gangregler |
NL6710731A (fr) * | 1967-08-03 | 1969-02-05 | ||
GB1361672A (en) * | 1971-03-30 | 1974-07-30 | Horstmann Magnetics Ltd | Magnetic rotor drives |
-
2014
- 2014-12-09 WO PCT/EP2014/076991 patent/WO2015096976A2/fr active Application Filing
- 2014-12-09 RU RU2016130281A patent/RU2624713C1/ru active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018072317A (ja) * | 2016-10-25 | 2018-05-10 | ザ・スウォッチ・グループ・リサーチ・アンド・ディベロップメント・リミテッド | 最適化された計時器用ムーブメント |
CN115903431A (zh) * | 2021-08-20 | 2023-04-04 | 宝玑表有限公司 | 尤其用于制表的膜片型展开装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2015096976A4 (fr) | 2015-10-15 |
RU2624713C1 (ru) | 2017-07-05 |
WO2015096976A3 (fr) | 2015-09-03 |
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