EP3719583B1 - Mechanische bremsvorrichtung für triebfeder einer uhr - Google Patents

Mechanische bremsvorrichtung für triebfeder einer uhr Download PDF

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Publication number
EP3719583B1
EP3719583B1 EP19166951.4A EP19166951A EP3719583B1 EP 3719583 B1 EP3719583 B1 EP 3719583B1 EP 19166951 A EP19166951 A EP 19166951A EP 3719583 B1 EP3719583 B1 EP 3719583B1
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EP
European Patent Office
Prior art keywords
arbor
braking
mobile component
mobile
axis
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.)
Active
Application number
EP19166951.4A
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English (en)
French (fr)
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EP3719583A1 (de
Inventor
Ivan Villar
Anne PHILIPPS
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ETA SA Manufacture Horlogere Suisse
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ETA SA Manufacture Horlogere Suisse
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by ETA SA Manufacture Horlogere Suisse filed Critical ETA SA Manufacture Horlogere Suisse
Priority to EP19166951.4A priority Critical patent/EP3719583B1/de
Priority to US16/815,767 priority patent/US11703803B2/en
Priority to JP2020059489A priority patent/JP6944562B2/ja
Priority to CN202010259133.6A priority patent/CN111796502B/zh
Publication of EP3719583A1 publication Critical patent/EP3719583A1/de
Application granted granted Critical
Publication of EP3719583B1 publication Critical patent/EP3719583B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B13/00—Gearwork
    • G04B13/02—Wheels; Pinions; Spindles; Pivots
    • G04B13/021—Wheels; Pinions; Spindles; Pivots elastic fitting with a spindle, axis or shaft
    • 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
    • G04B13/00—Gearwork
    • G04B13/02—Wheels; Pinions; Spindles; Pivots
    • G04B13/021—Wheels; Pinions; Spindles; Pivots elastic fitting with a spindle, axis or shaft
    • G04B13/022—Wheels; Pinions; Spindles; Pivots elastic fitting with a spindle, axis or shaft with parts made of hard material, e.g. silicon, diamond, sapphire, quartz and the like
    • 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
    • G04B13/021—Wheels; Pinions; Spindles; Pivots elastic fitting with a spindle, axis or shaft
    • G04B13/023—Wheels; Pinions; Spindles; Pivots elastic fitting with a spindle, axis or shaft allowing rotational slipping when a threshold torque is exceeded
    • 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
    • G04B35/00—Adjusting the gear train, e.g. the backlash of the arbors, depth of meshing of the gears

Definitions

  • the invention relates to a timepiece mechanism comprising a supporting structure of at least a first device and / or a second device for guiding in pivoting a shaft of a moving body about an axis of rotation, and comprising at the same time at least one braking device which is separate and distant, in the direction of said axis of rotation, from any pivoting guide device that said mechanism comprises, said braking device comprising at least one braking mobile comprising at least one resilient blade arranged for exert mechanical braking support on said shaft.
  • the invention also relates to a timepiece movement comprising at least one such timepiece mechanism.
  • the invention also relates to a watch comprising at least one such movement and / or at least one such clockwork mechanism.
  • the invention relates to the field of clockwork mechanisms, in particular display mechanisms.
  • Some systems already exist such as magnetic brakes, flexible teeth or springs serving as brakes. These are often chip springs (foils) or blades rubbing against the mobile, which have the drawback of inducing a large variation in the friction force and therefore a variable disturbance of the rate.
  • the document EP3396470 in the name of ETA SA describes a clockwork mechanism comprising a structure in which a shaft of a moving body is pivoted, and comprising a braking device for mechanical braking at constant torque of this shaft, this braking device comprises a moving part.
  • removable brake with respect to the structure and which comprises, for its attachment to the structure, a massive rim, which carries a plurality of elastic elements, distributed regularly around a common axis around which these elastic elements each comprise a contact zone, these contact zones together defining an opening arranged to cooperate by driving and resiliently clamping with the shaft, so as to make this common axis coincide with the axis of rotation of the shaft, and to apply to the shaft 'shaft a substantially constant tangential braking force.
  • the invention proposes to reduce, in a simple and economical manner, the angular play of the display mobile device in an untensioned gear, and to make radial introduction or extraction of a braking mobile device easy.
  • the invention relates to a clockwork mechanism according to claim 1.
  • the invention also relates to a timepiece movement comprising at least one such timepiece mechanism.
  • the invention also relates to a watch comprising at least one such movement and / or at least one such clockwork mechanism.
  • the invention relates to a clockwork mechanism 1000, comprising a structure 1 carrying at least a first device 4 and / or a second device 5 for guiding in pivoting a shaft 30 of a mobile 40 around a axis of rotation D.
  • This mechanism 1000 comprises at least one braking device 100 which is separate and distant, in the direction of the axis of rotation D, from any pivoting guide device 4, 5, or the like, which the mechanism 1000 comprises.
  • This braking device 100 comprises at least one braking mobile 10, which comprises at least one elastic blade 3, 31, 32, arranged to exert mechanical braking support on the shaft 30.
  • this at least one braking mobile 10 extends substantially perpendicularly to the axis of rotation D, and is mounted prisoner between the structure 1 and a lock 6 which the mechanism 1000 comprises, and is mobile at least in a plane perpendicular to the axis of rotation D, relative to the structure 1 and to the shaft 30.
  • the structure 1 is conventionally carrying a first device 4 and a second device 5 for guiding the pivoting of the shaft 30 about the axis of rotation D, distinct and distant from each other. , and these two guide devices are each separate and remote from the braking device 100.
  • the structure 1 carries a first device 4 for guiding the shaft 30 in pivoting, which first guide device 4 comprises either a first bearing 40 of the structure 1 cooperating in a complementary manner with a first bearing 41 of the shaft 30, or a first anchor 45 carrying a first flexible guide 46 from which the shaft 30 is suspended or to which the shaft 30 is integral.
  • the structure 1 carries a second device 5 for guiding the shaft 30 in pivoting, which second guide device 5 comprises either a second bearing 50 of the structure 1 cooperating in such a manner. complementary with a second bearing 51 of the shaft 30, or a second anchor 55 carrying a second flexible guide 56 from which the shaft 30 is suspended or from which the shaft 30 is integral.
  • the braking mobile 10 has axial mobility, with a first axial play, in the direction of the axis of rotation D, with respect to the structure 1 and to the shaft 30.
  • the braking mobile 10 is designed to apply mechanical braking at constant torque to the shaft 30.
  • the braking mobile 10 comprises at least one anti-shock stop 22, 23, which is arranged to limit the relative travel between the braking mobile 10 and the shaft 30 in the direction of mobility DM. More particularly still, the braking mobile 10 comprises at least two anti-shock stops 22, 23, which are arranged on either side of the shaft 30, as visible on the figures. figures 2 and 3 .
  • At least one braking mobile 10 comprises two parallel blades 31, 32, straight, on either side of the shaft 30, and which exert support on the shaft 30 in tangent directions parallel to each other, and which are arranged to allow the radial insertion of the braking mobile 10 around the shaft 30. More particularly, this brake mobile 10 comprises only these two parallel blades 31, 32.
  • At least one braking mobile 10 comprises two convex blades 31, 32, each convex on the side of the shaft 30, on either side of the shaft 30, and which exert support on the shaft 30 according to tangent directions parallel to each other, and which are arranged to allow the radial insertion of the braking mobile 10 around the shaft 30. More particularly, this braking mobile 10 comprises only these two convex blades 31, 32.
  • At least one braking mobile 10 comprises a straight blade, which is opposite a convex blade, on either side of the shaft 30, and which exert support on the shaft 30 according to tangent directions parallel to each other, and which are arranged to allow the radial insertion of the braking mobile 10 around the shaft 30. More particularly, this braking mobile 10 comprises only these two blades, one straight, the other convex.
  • the braking mobile 10 comprises two elastic blades 31, 32, arranged on either side of the shaft 30 and together forming a hairpin spring comprising at least one elastic notch 39. More particularly, the first 31 of the elastic blades is substantially straight, and the second 32 comprises two notches 39 arranged to ensure friction on a part of the periphery of the shaft 30 at an angle at the center ⁇ less than 180 ° with respect to the axis of rotation D.
  • the figures 11 to 14 illustrate the stages of assembly of another variant of the brake mobile 10, this time single-blade, on a structure 1 provided with a lock 6, and through which structure 1 pivots a shaft 30, which is guided by elsewhere with guide means not shown, and that it is a question of braking.
  • the brake mobile 10 is this time single-blade, it comprises a single elastic blade 3, forming an open loop 31, one branch of which is rectilinear, or substantially rectilinear, on the side of the support with the shaft 30.
  • These figures illustrate a preferred variant where this branch is straight.
  • the brake mobile 10 comprises, facing this right branch of the blade 3, a vee 33, delimited by two vertices 34, and, beyond the vee 33, a blind clearance 35, limited on the side opposite to the vee 33 by the attachment of the elastic blade 3 to the body of the braking mobile 10.
  • This clearance 35 allows the angular movement of the elastic blade 3 between a completely free position visible on the figure 12 , and a position where its distal end abuts against the body of the braking mobile 10, as visible on the figure 13 ; and this clearance 35 is further dimensioned to allow the passage of the shaft 30 in an eccentric assembly position, visible at the figure 12 , for the relative axial insertion between the braking mobile 10 and the shaft 30.
  • the elasticity of the blade 3 allows sufficient deflection to allow the crossing of a top 34 by the shaft 30, before its immobilization in the vee 33.
  • the shaft 30 bears on one side on the vee 33 delimited by its two vertices 34, and is braked on the opposite side by the single elastic blade 3, the forks 7 of the braking mobile 10 grip the lock 6 with a slight play; this lock 6 can then be turned by a quarter of a turn, to limit the axial movement of the braking unit 10 relative to the structure 1.
  • the braking mobile 10 is asymmetrical with respect to the axis of rotation D.
  • the braking mobile 1 is in one piece and made of micromachinable material.
  • the positioning lock 6 is arranged to be fixed on an implantation that comprises the structure 1, by trapping the braking mobile 10, so as to allow it an axial play limited to a limited axial value, in the direction of the axis D, and / or to allow it an angular play limited to a limited angular value, in a plane perpendicular to the axis D.
  • the braking mobile 10 is not lined in the structure 1, but positioned by this lock 6, which does not block the braking mobile 10.
  • the lock 6 leaves a radial and axial degree of freedom to the braking mobile 10, so that the latter self-centers and compensates thus the geometric variations. More particularly, this lock 6 is constituted by a screw within reach.
  • the braking mobile 10 comprises, in a plane perpendicular to the axis D, a fork 7.
  • This fork 7 is arranged to surround a bearing surface of the lock 6 with a play corresponding to the angular value bounded.
  • An upper face of this fork 7 is arranged to cooperate in abutment bearing with at least one lower face, which a collar of the latch 6 comprises, to limit the axial travel of the braking mobile 10.
  • this collar comprises, in a first direction, a narrow part of width less than the opening of the fork 7, to allow the insertion of the braking mobile 10 on the shaft 30 near the latch 6 fixed in a first angular position of mobility, on the structure 1.
  • the collar comprises, in a second direction preferably but not limited to orthogonal to the first direction, a wide part, which is of greater width than the opening of the fork 7. This part wide carries the lower face which axially immobilizes the fork 7 in a second angular locking position of the latch 6.
  • the lock 6 can be simply driven into the implantation of the structure 1, or mounted screwed, or with a bayonet connection, or the like.
  • the axial play like the radial play, is preferably, and not limited to, between 10 and 30 micrometers, more particularly between 15 and 25 micrometers.
  • the rim of the braking mobile 10 comprises, in a plane perpendicular to the axis D, hollow clearances, diametrically opposed two by two with respect to the axis D, and which are provided for handling. of the braking mobile 10 by a robotic manipulator clamp, or for easy gripping by the tweezers of an operator.
  • the braking mobile 10 can simply be placed on a bearing surface of the structure 1, on which it is preferably held by the latch 6.
  • the rim 2 of the braking mobile 10 comprises, in a plane perpendicular to the axis D, radial stops which are arranged to cooperate in radial stop support with a recess that comprises the structure 1, to limit the radial travel with respect to the axis of rotation D of the shaft 30. More particularly, these radial stops are alternated with all or part of the clearances, when the braking mobile 10 includes them.
  • a mobile 40 is a small seconds display mobile, the shaft of which is generally rolled and slightly conical.
  • the solution offered by the invention is well suited to this scenario, because of the moderate cost, the small size, the precision and the surface condition of the components present, and the easy assembly due to the cone of the mobile shaft.
  • the structure 1 comprises a plurality of implantations, which are arranged for the pivoting of different shafts 30 of different mobiles 40, around the same implantation, which is arranged to receive a latch 6 able to cooperate with a brake mobile 10 arranged on any one of the shafts 30.
  • the system makes it possible to manage different small second center distances, while using the same components.
  • the rim of the braking mobile 10 comprises a peripheral bearing surface which is arranged so as, in a plane perpendicular to the axis D, to cooperate with clamping with a recess that comprises the structure 1.
  • the braking mobile 10 is in one piece and made of micromachinable material, such as silicon, DLC, or the like.
  • micromachinable material such as silicon, DLC, or the like.
  • the invention also relates to a timepiece movement 200 comprising at least one such timepiece mechanism 1000.
  • a particular application of the invention relates to its application to a chronograph mechanism.
  • the invention also relates to a watch 300 comprising at least one such movement 200 and / or at least one such clockwork mechanism 1000.
  • the use of a braking mobile is particularly advantageous, because of the reproducibility of the behavior of the mobile, due to the manufacturing process of the braking mobile.
  • the variation in frictional force, unacceptable in the prior art is reduced, or even eliminated, which induces less variation in the rate.
  • the assembly of the mechanism is, moreover, extremely easy.
  • the cost of the braking device is reduced, its bulk in terms of thickness is very small, and this allows the inexpensive improvement of any existing mechanism with a loose cog and comprising a mobile, in particular a display mobile, of which stabilization is desired.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Braking Arrangements (AREA)

Claims (18)

  1. Uhrenmechanismus (1000), umfassend eine Trägerkonstruktion (1), die mindestens eine erste Vorrichtung (4) und/oder eine zweite Vorrichtung (5) zur Schwenkführung einer Welle (30) eines Drehteils (40) um eine Drehachse (D) trägt, und umfassend mindestens eine Bremsvorrichtung (100), die von der Schwenkführungsvorrichtung (4; 5), die der Mechanismus (1000) aufweist, getrennt und in Richtung der Drehachse (D) beabstandet ist, wobei die Bremsvorrichtung (100) mindestens ein Bremsdrehteil (10) umfasst, das mindestens ein elastisches Blatt (3; 31; 32) aufweist, das so beschaffen ist, dass es auf die Welle (30) einen mechanischen Bremsdruck ausübt, wobei sich das mindestens eine Bremsdrehteil (10) im Wesentlichen senkrecht zur Drehachse (D) erstreckt und zwischen der Konstruktion (1) und einem Riegel (6), den der Mechanismus (1000) aufweist, eingeschlossen ist und mindestens in einer Ebene senkrecht zur Drehachse (D) in Bezug auf die Konstruktion (1) und die Welle (30) beweglich ist, dadurch gekennzeichnet, dass
    - entweder alle Belastungen auf die Welle (30) aller elastischer Blätter (3; 31; 32), die das Bremsdrehteil (10) aufweist, in einem einzigen Winkelsektor gemäß einem Zentrumswinkel (a) kleiner als 180° in Bezug auf die Drehachse (D) ausgeübt werden, derart, dass eine relative Beweglichkeit zwischen dem Bremsdrehteil (10) und der Welle (30) in einer in dem Winkelsektor enthaltenen Bewegungsrichtung ermöglicht wird,
    - oder das Bremsdrehteil (10) ein erstes gerades oder konvexes elastisches Blatt (31), das so angeordnet ist, dass es die Welle (30) tangential bremst, und dessen Richtung eine Bewegungsrichtung (DM) senkrecht zur Drehachse (D) definiert, und auf der dem ersten elastischen Blatt (31) in Bezug auf die Drehachse (D) gegenüberliegenden Seite mindestens ein zweites elastisches Blatt (32), das so angeordnet ist, das es eine relative Beweglichkeit zwischen dem Bremsdrehteil (10) und der Welle (30) in der Bewegungsrichtung (DM) zulässt, umfasst, wobei das zweite elastische Blatt (32):
    entweder einzig und gerade oder konvex ist und so angeordnet ist, dass es die Welle (30) parallel zu dem ersten elastischen Blatt (31) tangential bremst, oder wie eine Haarnadel gewellt ist und mindestens eine elastische Kerbe (39) aufweist, die in einer Richtung senkrecht zur Drehachse (D) und der Bewegungsrichtung (DM) verformbar ist.
  2. Uhrenmechanismus (1000) nach Anspruch 1, dadurch gekennzeichnet, dass die Konstruktion (1) eine erste Vorrichtung (4) und eine zweite Vorrichtung (5) zur Schwenkführung der Welle (30) um die Drehachse (D) trägt, die voneinander und von der Bremsvorrichtung (100) getrennt und beabstandet sind.
  3. Uhrenmechanismus (1000) nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die Konstruktion (1) eine erste Vorrichtung (4) zur Schwenkführung der Welle (30) trägt, wobei die erste Führungsvorrichtung (4) entweder ein erstes Zapfenlager (40) der Konstruktion (1), das mit einem ersten Absatz (41) der Welle (30) komplementär zusammenwirkt, oder eine erste Verankerung (45), die eine erste flexible Führung (46) trägt, an der die Welle (30) aufgehängt ist oder mit der die Welle (30) fest verbunden ist, umfasst.
  4. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Konstruktion (1) eine zweite Vorrichtung (5) zur Schwenkführung der Welle (30) trägt, wobei die zweite Führungsvorrichtung (5) entweder ein zweites Zapfenlager (50) der Konstruktion (1), das mit einem zweiten Absatz (51) der Welle (30) komplementär zusammenwirkt, oder eine zweite Verankerung (55), die eine zweite flexible Führung (56) trägt, an der die Welle (30) aufgehängt ist oder mit der die Welle (30) fest verbunden ist, umfasst.
  5. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass das Bremsdrehteil (10) eine axiale Beweglichkeit mit einem ersten axialen Spiel in Richtung der Drehachse (D) in Bezug auf die Konstruktion (1) und die Welle (30) besitzt.
  6. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass das Bremsdrehteil (10) so beschaffen ist, dass es auf die Welle (30) eine mechanische Bremsung mit konstantem Drehmoment ausübt.
  7. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass das Bremsdrehteil (10) mindestens einen Stoßschutzanschlag (22; 23) aufweist, der dazu vorgesehen ist, die relative Bewegung zwischen dem Bremsdrehteil (10) und der Welle (30) in der Bewegungsrichtung (DM) zu begrenzen.
  8. Uhrenmechanismus (1000) nach Anspruch 7, dadurch gekennzeichnet, dass das Bremsdrehteil (10) mindestens zwei Stoßschutzanschläge (22, 23), die beiderseits der Welle (30) angeordnet sind, aufweist.
  9. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass mindestens ein Bremsdrehteil (10) zwei parallele Blätter (31, 32) aufweist, die so angeordnet sind, dass sie um die Welle (30) radial einsetzbar sind.
  10. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass mindestens ein Bremsdrehteil (10) zwei konvexe Blätter (31, 32) aufweist, die so angeordnet sind, dass sie um die Welle (30) radial einsetzbar sind.
  11. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass das Bremsdrehteil (10) zwei elastische Blätter (31, 32) aufweist, die beiderseits der Welle (30) angeordnet sind und zusammen eine haarnadelförmige Feder bilden, die mindestens eine elastische Kerbe (39) aufweist.
  12. Uhrenmechanismus (1000) nach Anspruch 11, dadurch gekennzeichnet, dass das erste (31) der elastischen Blätter im Wesentlichen gerade ist und dass das zweite (32) zwei Kerben (39) aufweist, die dazu vorgesehen sind, eine Reibung auf einem Teil des Umfangs der Welle (30) gemäß einem Zentrumswinkel (a) kleiner als 180° in Bezug auf die Drehachse (D) sicherzustellen.
  13. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass das Bremsdrehteil (10) ein einziges elastisches Blatt (3) umfasst, das einem V (33) gegenüberliegt, das durch zwei Scheitelpunkte (34) begrenzt ist, und eine Aussparung (35) aufweist, die dazu vorgesehen ist, das relative Einsetzen einer Welle (30) zu ermöglichen und die Auslenkung des elastischen Blatts (3) zu ermöglichen.
  14. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, dass das Bremsdrehteil (10) in Bezug auf die Drehachse (D) asymmetrisch ist.
  15. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 14, dadurch gekennzeichnet, dass das Bremsdrehteil (1) einteilig ausgebildet ist und aus einem mikrobearbeitbaren Material hergestellt ist.
  16. Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 15, dadurch gekennzeichnet, dass ein Drehteil (40) ein Drehteil für die Anzeige der kleinen Sekunde ist.
  17. Uhrwerk (200), umfassend mindestens einen Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 16.
  18. Tragbare Uhr (300), umfassend mindestens einen Uhrenmechanismus (1000) nach einem der Ansprüche 1 bis 17.
EP19166951.4A 2019-04-03 2019-04-03 Mechanische bremsvorrichtung für triebfeder einer uhr Active EP3719583B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP19166951.4A EP3719583B1 (de) 2019-04-03 2019-04-03 Mechanische bremsvorrichtung für triebfeder einer uhr
US16/815,767 US11703803B2 (en) 2019-04-03 2020-03-11 Mechanical braking device for a horological mobile component
JP2020059489A JP6944562B2 (ja) 2019-04-03 2020-03-30 時計可動部品用の機械的制動デバイス
CN202010259133.6A CN111796502B (zh) 2019-04-03 2020-04-03 用于钟表移动部件的机械制动设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19166951.4A EP3719583B1 (de) 2019-04-03 2019-04-03 Mechanische bremsvorrichtung für triebfeder einer uhr

Publications (2)

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EP3719583A1 EP3719583A1 (de) 2020-10-07
EP3719583B1 true EP3719583B1 (de) 2021-11-10

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EP19166951.4A Active EP3719583B1 (de) 2019-04-03 2019-04-03 Mechanische bremsvorrichtung für triebfeder einer uhr

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US (1) US11703803B2 (de)
EP (1) EP3719583B1 (de)
JP (1) JP6944562B2 (de)
CN (1) CN111796502B (de)

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Publication number Priority date Publication date Assignee Title
CH716957A2 (fr) 2019-12-16 2021-06-30 Eta Sa Mft Horlogere Suisse Dispositif de guidage pour afficheur d'horlogerie.

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EP2690507B1 (de) 2012-07-26 2014-12-31 Nivarox-FAR S.A. Spiralfeder einer Uhr
EP2765462B1 (de) * 2013-02-12 2018-04-04 ETA SA Manufacture Horlogère Suisse Stoßfestes Minutenrad
JP6334217B2 (ja) 2014-03-14 2018-05-30 セイコーインスツル株式会社 輪列機構、ムーブメント及び時計
CH709920A2 (fr) * 2014-07-24 2016-01-29 Eta Sa Manufacture Horlogère Suisse Ensemble à mobile de freinage d'horlogerie.
US9678477B2 (en) 2014-09-12 2017-06-13 Seiko Instruments Inc. Mechanical component, mechanical component manufacturing method, movement, and timepiece
JP6579695B2 (ja) * 2014-09-12 2019-09-25 セイコーインスツル株式会社 機械部品、機械部品の製造方法、ムーブメントおよび時計
EP3081997A1 (de) 2015-04-16 2016-10-19 Montres Breguet S.A. Magnetische stossdämpfung für welle eines uhrwerks
EP3182211A1 (de) * 2015-12-17 2017-06-21 Nivarox-FAR S.A. Verbundwerkstück mit unter spannung stehenden elastischen mitteln
EP3382472A1 (de) * 2017-03-30 2018-10-03 Rolex Sa Führungslager einer unruhwelle einer uhr
EP3396470B1 (de) 2017-04-24 2020-01-01 ETA SA Manufacture Horlogère Suisse Mechanische bremsvorrichtung für drehteil einer uhr
JP6926688B2 (ja) 2017-06-05 2021-08-25 セイコーエプソン株式会社 時計のムーブメント

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230046201A (ko) * 2021-09-29 2023-04-05 에타 쏘시에떼 아노님 마누팍투레 홀로게레 스위세 디스플레이의 지지 아버용의 브레이크 스프링, 이 브레이크 스프링을 포함하는 측시 무브먼트 및 이 브레이크 스프링의 설치 방법

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CN111796502B (zh) 2021-09-10
US20200319595A1 (en) 2020-10-08
JP2020169987A (ja) 2020-10-15
US11703803B2 (en) 2023-07-18
EP3719583A1 (de) 2020-10-07
JP6944562B2 (ja) 2021-10-06

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