EP4099101B1 - Vorrichtung zum einbau eines uhr-oszillators - Google Patents

Vorrichtung zum einbau eines uhr-oszillators Download PDF

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Publication number
EP4099101B1
EP4099101B1 EP22177082.9A EP22177082A EP4099101B1 EP 4099101 B1 EP4099101 B1 EP 4099101B1 EP 22177082 A EP22177082 A EP 22177082A EP 4099101 B1 EP4099101 B1 EP 4099101B1
Authority
EP
European Patent Office
Prior art keywords
movement
blank
assembly
balance
spiral spring
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
EP22177082.9A
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English (en)
French (fr)
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EP4099101A1 (de
Inventor
Jean-Louis Bertrand
Pierre VILLARET
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.)
Rolex SA
Original Assignee
Rolex SA
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Filing date
Publication date
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Priority to EP25171357.4A priority Critical patent/EP4567529A3/de
Publication of EP4099101A1 publication Critical patent/EP4099101A1/de
Application granted granted Critical
Publication of EP4099101B1 publication Critical patent/EP4099101B1/de
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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B17/00—Mechanisms for stabilising frequency
    • 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
    • G04B18/00—Mechanisms for setting frequency
    • G04B18/04—Adjusting the beat of the pendulum, balance, or the like, e.g. putting into beat
    • G04B18/06—Adjusting the beat of the pendulum, balance, or the like, e.g. putting into beat by setting the collet or the stud of a hairspring
    • 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
    • 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
    • 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
    • G04B29/00—Frameworks
    • G04B29/02—Plates; Bridges; Cocks
    • G04B29/022—Bridges
    • 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
    • G04B29/00—Frameworks
    • G04B29/02—Plates; Bridges; Cocks
    • G04B29/025—Cocks

Definitions

  • the invention relates to a device for assembling a watch oscillator.
  • the invention also relates to an assembly, in particular a watch movement, comprising such a device.
  • the invention also relates to a timepiece comprising such an assembly device or such an assembly or such a watch movement.
  • the traditional assembly of a balance-spring oscillator within a watch movement is carried out by means of a set of parts prearranged on a balance bridge and which are designed to allow the rotational movement of the outer end of the balance spring, in order to allow easy alignment of the escapement so that at the dead center, or equilibrium position of the oscillator, the center of a balance plate pin is on a line connecting the pivots of the anchor and the balance.
  • the outer end of the balance spring is usually fixed to the balance bridge by means of a movable fixing support, for example a stud holder, which is movable in rotation relative to the balance bridge or the plate.
  • the document EP2799937 describes, for example, a solution for assembling a balance-spring oscillator in which an outer end of a balance spring is fixed to a balance bridge by means of a movable fixing support which can rotate relative to the balance bridge.
  • the movable fixing support is here integral with a shock absorber body which can rotate by means of a specific drive zone.
  • the document EP2565730 discloses an escapement module intended to pivot the components of the regulating organ, which is shaped to report directly onto the movement plate. All components of the regulating organ are arranged so that they can be assembled automatically from a single side of the module. This device is devoid of index assembly and any device allowing the position of the outer end of the balance spring to be mechanically adjusted. The outer end of this spring is secured to a lower bridge of the module by means of a stud fixed to a receiving surface of the bridge, for example by driving, welding or gluing.
  • the document EP2570868 describes an oscillator comprising a balance spring whose outer end can be secured to a fixed part of the movement, for example the plate, the anchor bridge, or the balance bridge.
  • a stud secured to the outer end of the balance spring is provided to be inserted into a hole in the plate, and to be held axially by a plate screwed onto the plate.
  • the aim of the invention is to provide a device for assembling a clock oscillator making it possible to improve the assembly devices of clock oscillators known from the prior art.
  • the invention provides a device for assembling an oscillator improving the integration of an oscillator within a movement, more particularly of a hairspring of an oscillator within the movement, and this independently of any movable fixing support movable in rotation relative to a balance bridge or a plate in a plane of the movement.
  • a device for assembling a clock oscillator is defined by claim 1.
  • Embodiments of the assembly device are defined by claims 2 to 10.
  • an assembly is defined by claim 11.
  • Embodiments of the assembly are defined by claims 12 to 14.
  • a timepiece is defined by claim 15.
  • the timepiece 400 is for example a watch, in particular a wristwatch.
  • the timepiece 400 comprises an assembly 300, in particular a watch movement 300, intended to be mounted in a timepiece case or box in order to protect it from the external environment.
  • the watch movement 300 may be a mechanical movement, in particular an automatic movement, or a hybrid movement.
  • the assembly 300 in particular the watch movement 300, comprises an assembly device 200 and an oscillator 100 comprising a balance spring 1, in particular an oscillator 100 comprising a balance wheel 9 and a balance spring 1 mounted on an axis or shaft 10.
  • the axis 10 is advantageously a pivot axis of the oscillator, in particular of the balance wheel 9.
  • the oscillator can thus be pivoted around a geometric axis A1.
  • the assembly device 200 of the oscillator 100 makes it possible to assemble, that is to say makes it possible to maintain and/or guide, in particular to guide in pivoting, the oscillator on or in the assembly 300, or on or in the movement 300.
  • the first positioning element 7a, 7b is arranged and/or configured so as to position the spiral spring 1 relative to the first blank 5 and/or relative to the second blank 6, in a plane P of the assembly 300 or of the movement 300.
  • the plane P is advantageously a plane along which the movement extends, in particular a plane parallel to the plane along which the rough parts of the movement extend, in particular the first and second rough parts 5 and 6, or parallel to the plates of the wheels of a finishing train of the movement or perpendicular to the axes of the wheels of a finishing train of the movement or perpendicular to the pivot axis A1 of the oscillator 100.
  • the assembly device 200 may further comprise a third blank 8.
  • the third blank is for example a protective bridge 8. This protective bridge may in particular at least partially surround the balance wheel 9 in order to protect and improve the aerodynamics of the oscillator 100.
  • the third blank 8 may be intercalated or interposed between the first and second blanks. More particularly, the third blank 8 may be intercalated or interposed between the balance spring 1 and the second blank 6. Alternatively, the third blank 8 may be intercalated or interposed between the balance spring 1 and the first draft 5. The third draft is preferably kept clamped between the first and second drafts.
  • an external and/or massive and/or rigid part 12 of the balance spring 1 is positioned relative to the balance bridge 5 and/or the plate 6 of the movement 300, by means of the first positioning element 7a, 7b, within the plane P.
  • This external and/or massive and/or rigid part 12 of the balance spring 1 thus acts as a connecting member of the balance spring 1.
  • the first positioning element is also provided to allow the positioning of the balance bridge 5 relative to the plate 6 within the plane P.
  • the spiral spring more particularly visible on the Figure 2 , comprises a blade 11, the external end of which is integral with the connecting member 12, the rigidity of which is substantially greater than that of the blade 11.
  • the elements 11 and 12 extend along a plane P1 which is parallel or substantially parallel to the plane P within which the movement extends.
  • This connecting member 12 comprises a positioning element 13a, 13b for positioning said spiral spring 1 relative to the balance bridge 5 and to the plate 6.
  • This positioning element 13a, 13b is designed to cooperate with the first positioning element 7a, 7b to ensure the positioning of the spiral spring 1 relative to the balance bridge 5 and/or relative to the plate 6.
  • the positioning element 13a, 13b comprises an opening 13a and an opening 13b.
  • the opening 13a is for example a through opening which is in the form of an opening with a circular section.
  • the opening 13b is for example a through opening with an oblong section.
  • the first positioning element 7a, 7b comprises a first component, such as a first screw foot 7a, and a second component, such as a second screw foot 7b.
  • the spiral spring 1 further comprises a collet 14 at the internal end of the blade 11, so as to allow the assembly of the spiral spring 1 on the axis 10 in order to constitute the oscillator 100.
  • This oscillator 100 in particular axis 10, is pivoted by bearings 50 and 60 mounted respectively on balance bridge 5 and on plate 6.
  • the connecting member 12 comprises a central portion 121 in the form of a ring portion, the angular extent of which is of the order of 100° with respect to the axis A1. More generally, the central portion in the form of a ring portion could have an angular extent of between approximately 40° and 180°. This central portion is preferably limited radially by two coaxial circle portions centered on the axis A1.
  • the member 12 also comprises two bent portions 122a, 122b arranged on either side of the central portion 121, which respectively comprise the opening 13a and 13b each provided to cooperate respectively with the screw feet 7a, 7b so as to position the member 12 relative to the balance bridge 5 and/or relative to the plate 6.
  • the bent portions ensure the mechanical connection of the central portion to one and/or the other of the blanks.
  • the member 12 is preferably in the form of a solid and/or rigid plate.
  • the thickness of the plate (measured parallel to the axis A1) is preferably identical or similar to the thickness of the blade. 11.
  • the width of the central portion (measured radially to the axis A1) is 3 to 30 times or 5 to 20 times greater than the width of the blade 11.
  • the member 12 is extremely rigid in the plane P1 compared to the blade 11.
  • the spiral spring 1 is preferably in a single-piece form.
  • the blade 11, the connecting member 12 and the collet 14 are preferably manufactured in one piece.
  • the first positioning element 7a, 7b is included in the second blank 6 and the first blank 5 comprises a second positioning element 51a, 51b intended to cooperate with the first positioning element 7a, 7b.
  • the first positioning element 7a, 7b comprises a screw-foot 7a driven into an opening 61a of the plate 6 at a driving portion 74a, and a screw-foot 7b driven into an opening 61b of the plate 6 at a driving portion 74b.
  • the openings 61a and 61b are through openings. However, as an alternative, these openings could be blind.
  • each screw foot 7a, 7b is designed to be housed within the respective openings 13a, 13b.
  • Each screw foot 7a, 7b more particularly comprises a guide portion 71a, 71b which is designed to precisely position the balance spring 1, in particular the connecting member 12 of the balance spring, with respect to the balance bridge 5 and/or the plate 6.
  • the dimensions of the guide portions 71a, 71b correspond to the dimensions of the openings 13a, 13b, to the clearance assembly close.
  • the guide portions 71a, 71b are cylindrical or at least partially cylindrical.
  • the fact that the opening 13a is circular, while the opening 13b is oblong, advantageously makes it possible to avoid any risk of hyperstaticism during the assembly of the oscillator 100.
  • the second positioning element 51a, 51b comprises a through opening 51a, in particular a through opening with a circular section, and a through opening 51b, in particular a through opening with an oblong section.
  • Each screw foot 7a, 7b more particularly comprises a guide portion 72a, 72b which is provided to precisely position, in the plane P, the balance bridge 5 by means of the respective openings 51a, 51b.
  • the dimensions of the guide portions 72a, 72b correspond to the dimensions of the openings 51a, 51b, apart from the assembly clearance.
  • the guide portions 72a, 72b are cylindrical or at least partially cylindrical.
  • the fact that the opening 51a is circular, while the opening 51b is oblong, advantageously makes it possible to avoid any risk of hyperstaticism during the assembly of the first blank.
  • the third blank 8 preferably comprises a positioning element 81a, 81b intended to cooperate with the first positioning element 7a, 7b.
  • the positioning element 81a, 81b comprises a through opening 81a, in particular a through opening with a circular section, and a through opening 81b, in particular a through opening with an oblong section.
  • Each screw foot 7a, 7b more particularly comprises a guide portion 73a, 73b which is provided to precisely position, in the plane P, the third blank by means of the respective openings 81a, 81b.
  • the dimensions of the guide portions 73a, 73b correspond to the dimensions of the openings 81a, 81b, apart from the assembly clearance.
  • the guide portions 73a, 73b are cylindrical or at least partially cylindrical.
  • the fact that the opening 81a is circular, while the opening 81b is oblong, advantageously makes it possible to avoid any risk of hyperstaticism during the assembly of the third blank.
  • the first positioning element 7a, 7b comprises a first positioning means 71a, 71b of the spiral spring 1 and/or a second positioning means 72a, 72b of the first blank 5 and/or a third positioning means 73a, 73b of the third blank 8 and/or a fourth positioning means 74a, 74b of the second blank 6.
  • the guide portions are preferably cylindrical or at least partially cylindrical.
  • the diameter of the guide portion 72a, 72b is smaller than that of the guide portion 71a, 71b.
  • the diameter of the first guide portion 71a, 71b is smaller than that of the guide portion 73a, 73b.
  • the diameter of the driving portion 74a, 74b is greater than that of the guide portions.
  • the screw foot 7a can be driven into the second blank 6 in the direction z shown in the figures 3 And 4 .
  • the screw-foot 7b can be driven into the second blank 6 in a direction opposite to the z direction.
  • the assembly device 200 also comprises elements for fixing the spiral spring 1. More particularly, it comprises the first fixing element 91a, 91b and a second fixing element 7a, 7b, the first fixing element 91a, 91b cooperating with the second fixing element 7a, 7b to fix the spiral spring 1 on the first blank 5 and/or on the second blank 6.
  • the second fixing element 7a, 7b and the first positioning element 7a, 7b can thus be combined or produced on common elements.
  • the first fastening element 91a, 91b may comprise at least one first thread and the second fastening element 7a, 7b may comprise at least one second thread or tapped hole 75a, 75b.
  • the fastening is ensured by screwing the first thread into the second thread placing the spiral spring 1 on the first blank 5 and/or on the second blank 6 and/or on the third blank 8.
  • the screw feet 7a, 7b act as a first positioning element and a second fixing element.
  • the first fixing element 91a, 91b comprises a screw 91a and a screw 91b.
  • the fixing of the oscillator 100 to the rest of the assembly 300, in particular the fixing of the balance spring 1, is thus carried out during the fixing of the balance bridge 5 to the plate 6 by means of screws 91a, 91b provided to be screwed into respective tapped holes 75a, 75b of the screw feet 7a, 7b.
  • the first blank 5 and the second blank 6 are arranged and/or configured to keep the spiral spring 1 clamped between them, in particular to keep the spiral spring 1 and a third blank 8 clamped between them.
  • a lower surface 111 of the spiral spring 1 (more particularly visible in Figure 4 ) can come into contact or bear against an upper bearing surface 82 of the balance protection bridge 8 whose geometry, according to the plane P, at least partially circumscribes the outer periphery of the balance 9 (see figures 1 And 2 ).
  • the bridge 8 is itself in contact or in support against the plate 6. More particularly, a lower surface 83 of the bridge 8 is in contact or in support against an upper surface 62 of the plate.
  • the upper surface 112 of the connecting member 12 of the balance spring 1 can here be in contact or in support against a lower support surface 52 of the balance bridge 5.
  • the position of the balance spring is delimited in a vertical direction z, perpendicular to the plane P, in a first direction oriented on the upper side, by the balance bridge 5, and in a second direction, oriented on the lower side, by the balance protection bridge 8.
  • the position of the balance spring can be delimited in a vertical direction z, perpendicular to the plane P, in a first direction oriented on the upper side, by the protection bridge 8, and in a second direction, oriented on the lower side, by the plate 6.
  • the position of the balance spring can be delimited in a vertical direction z, perpendicular to the plane P, in a first direction oriented on the upper side, by the balance bridge 5, and in a second direction, oriented on the lower side, by the plate 6.
  • the assembly device 200 comprises a first axial clearance adjustment element 92 and a second axial clearance adjustment element 7b.
  • the first axial clearance adjustment element 92 cooperates with the second axial clearance adjustment element 7b to adjust the axial clearance of the oscillator 100.
  • the first axial clearance adjustment element 92 comprises a nut 92 and the second axial clearance adjustment element 7b comprises a thread 76b.
  • the second axial clearance adjustment element 7b takes the form of the screw foot 7b.
  • the screw foot 7b thus comprises a thread 76b.
  • the balance spring 1 is thus positioned relative to the plate, in the plane P, in which the movement 300 extends by the screw feet 7a, 7b, which also make it possible to position the balance bridge 5 in this same plane relative to the plate 6.
  • the balance spring 1 is furthermore fixed to the movement 300 by the fixing means, in particular the screws 91a, 91b, which also make it possible to fix the balance bridge 5 to the plate 6.
  • Such a solution makes it possible to integrate a balance-spring assembly 100 within a movement 300 or within an assembly or assembled module which can then be attached to the movement.
  • This integration is independent of any mobile support for fixing a balance spring which can rotate relative to the balance bridge or the plate in the plane of the movement.
  • visible area we mean an area that can be seen by a user in a direction perpendicular to plane P or a direction parallel to the axis of the oscillator, while the movement is completely assembled or the timepiece is completely assembled. In particular, this visible area is not covered, in this direction, by any element of the movement, in particular a blank or an automaton module. Nevertheless, a winding oscillating weight may mask, in this direction, at least partially this visible area. in certain configurations of the oscillating weight provided that, in at least one other configuration of the oscillating weight (during operation and/or movement of the movement), the winding oscillating weight does not mask, in this direction, this visible area.
  • motifs or indications can coexist harmoniously and coherently with motifs or indications formed on other components of the movement, in particular movement sketches.
  • These patterns or indications 15 may take the form of a coating applied to the surface 112. Alternatively, these patterns or indications 15 may result from cavities formed from the surface 112. These cavities may be through-cavities. Alternatively, these cavities may be blind. In this case, a decorative material may be deposited within the cavities. This may be, for example, a deposit of a metallic layer, a paint, a lacquer, a varnish or a composite, in particular a luminescent composite.
  • the screw foot 7b comprises a nut 92 at a threaded portion 76b.
  • the position of this nut 92 in the vertical direction z relative to the screw foot 7b makes it possible to adjust the position of the balance spring 1, the balance bridge 5, and the balance protection bridge 8 in this same direction.
  • the vertical position of the bearing 50 can be adjusted with respect to the vertical position of the bearing 60, which makes it possible to vary the play or the play of the balance-spring assembly 100, in particular of the axis 10 on which the balance spring 1 is mounted.
  • the oblong conformation of the opening 13b allows in particular such a movement of the balance spring 1.
  • the movement of the nut 92 in the vertical direction z can induce a loss of contact between the bridge 8 and the plate 6, in particular between the surface 83 of the bridge 8 and the surface 62 of the plate 6, in an area surrounding the screw-foot 7b as shown in the Figure 3 In this case, bridge 8 is supported against nut 92.
  • the two screw feet 7a, 7b may include nuts at threaded portions so as to adjust the swing of the oscillator.
  • the first positioning element 7a, 7b may be devoid of any means for adjusting the axial movement of the oscillator 100.
  • a means for adjusting the axial movement of the oscillator 100 may possibly be provided within an additional device, for example arranged at the level of the bearing 50 and/or the bearing 60.
  • the first positioning element 7a, 7b is part of the second blank 6 and the first blank 5 comprises a second positioning element 51a, 51b intended to cooperate with the first positioning element 7a, 7b.
  • a first positioning element may be included in the first blank, and the second blank may comprise a second positioning element intended to cooperate with the first positioning element.
  • the first positioning element 7a, 7b may comprise two pins. These pins make it possible to position, in the plane P, the balance bridge relative to the plate, and the sprung balance, in particular the balance spring, in the plane P relative to the balance bridge and/or the plate.
  • the openings 51a, 51b are not necessarily through.
  • the balance bridge may be fixed by first fixing means such as screws directly on the plate, and the balance spring can be fixed to the movement by second fixing means such as screws, possibly different from the first fixing means.
  • the first positioning element 7a, 7b can more simply be in the form of a single component such as a screw-foot 7a or a screw-foot 7b, or a pin.
  • the first positioning element 13a, 13b of the spiral spring may comprise two opening portions which define guide surfaces intended to at least partially match the guide portions 71a, 71b.
  • the first positioning element 7a, 7b may more simply be in the form of a single opening or opening portion.
  • the first blank takes the form of a traversing balance bridge.
  • the balance bridge can also take the form of a cock.
  • the first blank takes the form of a balance bridge and the second blank takes the form of a plate. These blanks are fixed relative to the movement frame.
  • the first and second blanks may be integrated within a module, in particular a tourbillon module or a carousel module attached to a movement frame.
  • the spiral spring 1 is in a single-piece form.
  • the blade 11, the connecting member 12 and the collet 14 are manufactured in a single piece.
  • the spiral spring could have the form of an assembly, the connecting member 12 being able for example to be attached to the blade 11 as described in the application JP2016173241 .
  • the spiral spring 1 comprises a single blade 11.
  • the spiral spring may comprise several blades, in particular two blades.
  • the balance spring can be made of metal or a metal alloy, particularly a paramagnetic alloy, such as an Nb-Zr based alloy.
  • the balance spring directly on the plate independently of any balance protection bridge.
  • the lower surface 111 of the spiral spring 1 can be supported against an upper support surface 62 of the plate 6.
  • Such a solution is particularly advantageous in view of its simplicity of implementation and the few components it requires.
  • a mobile fixing support in particular a stud holder, stud or flange allowing the fixing of a balance spring to such a mobile support.
  • a friction element allowing the maintenance of the mobile fixing support in a given angular position.
  • Such a solution is therefore not subject to variations in the angular positions of a mobile fixing support, in particular after an impact.
  • Such a solution also makes it possible to minimize the size, in particular the size along the A1 axis, of a balance-spring oscillator, and also makes it possible to integrate a balance spring with decorative motifs capable of coexisting harmoniously and coherently with other decorative motifs of the movement.
  • the hairspring assembly solution described above also makes it possible to optimize the assembly precision of a hairspring balance oscillator within a movement.
  • a device for assembling a balance-spring oscillator within which the outer end of the balance spring is positioned relative to first and second pivot blanks of the balance-spring oscillator, for example a plate and a balance bridge, by means of positioning means also provided to allow the positioning of the first blank relative to the second blank, for example the positioning of the balance bridge relative to the plate of the movement.
  • the balance spring is positioned relative to the plate using the same means as those used to position the balance bridge relative to the same plate.
  • the chain of ribs is thus minimized as much as possible, while taking advantage of elements already known from the movement.
  • the absence of a mobile support for fixing the balance spring also allows the thickness of the movement to be refined at the regulating organ, while allowing easy disassembly and reassembly of the balance spring.
  • the absence of such a support also makes it possible to make the outer end of the balance spring visible and to highlight it, in particular a connecting organ according to a specific conformation of the balance spring such as that described in the document EP2437126B1 .
  • the assembly preferably comprises a second fixing element, such as a screw, intended to cooperate with the first fixing element to directly fix the spiral spring 1 on the plate 6.
  • a second fixing element such as a screw
  • direct positioning and/or fixing of the hairspring on the plate is meant that the hairspring is positioned and/or fixed on the plate without the interposition of another element and/or without the assistance of another rough outline of the movement (such as a protection bridge or a balance bridge or an anchor bridge).
  • the solution proposes an assembly device for the oscillator improving the integration of the oscillator within a movement, more particularly of a balance spring of the oscillator within the movement, and this independently of any movable fixing support movable in rotation relative to a balance bridge or a plate in the plane of the movement.
  • the assembly device does not comprise a movable support for fixing the balance spring movable in rotation relative to a blank in a plane P of the assembly or of the movement.
  • this mounting clearance may be less than 0.05 mm in translation in the P plane and/or less than 1° in rotation in the P plane.

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Claims (15)

  1. Vorrichtung zum Einbau (200) eines Oszillators (100), der eine Spiralfeder (1) beinhaltet, in eine Anordnung (300) oder in ein Werk (300) eines Zeitmessgeräts (400), wobei die Einbauvorrichtung Folgendes beinhaltet:
    - ein erstes Rohwerksteil (5) für das Schwingen eines Oszillators (100),
    - ein zweites Rohwerksteil (6) für das Schwingen eines Oszillators (100),
    - ein erstes Element zum Positionieren (7a, 7b) des ersten Rohwerksteils (5) relativ zu dem zweiten Rohwerksteil (6),
    wobei das erste Positionierungselement (7a, 7b) so eingerichtet und/oder konfiguriert ist, dass es eine Spiralfeder (1) relativ zu dem ersten Rohwerksteil (5) und/oder relativ zu dem zweiten Rohwerksteil (6) in einer Ebene (P) der Anordnung (300) oder des Werks (300) positioniert, wobei die Einbauvorrichtung dadurch gekennzeichnet ist, dass sie keine bewegliche Halterung für eine Spiralfeder beinhaltet, die relativ zu einem Rohwerksteil (5, 6) in einer Ebene (P) der Anordnung (300) oder des Werks (300) rotierend verschiebbar ist.
  2. Einbauvorrichtung (200) nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass:
    - das erste Positionierungselement (7a, 7b) in dem zweiten Rohwerksteil (6) enthalten ist und das erste Rohwerksteil (5) ein zweites Positionierungselement (51a, 51b) beinhaltet, das dazu bestimmt ist, mit dem ersten Positionierungselement (7a, 7b) zusammenzuwirken, oder
    - das erste Positionierungselement in dem ersten Rohwerksteil enthalten ist und das zweite Rohwerksteil ein zweites Positionierungselement beinhaltet, das dazu bestimmt ist, mit dem ersten Positionierungselement zusammenzuwirken.
  3. Einbauvorrichtung (200) nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass das zweite Positionierungselement (51a, 51b) eine erste Öffnung (51a), insbesondere eine erste Öffnung, die über einen kreisförmigen Querschnitt verfügt, und/oder eine zweite Öffnung (51b), insbesondere eine zweite Öffnung, die über einen länglichen Querschnitt verfügt, beinhaltet.
  4. Einbauvorrichtung (200) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass:
    - das erste Rohwerksteil (5) eine Unruhbrücke (5) ist und/oder
    - das zweite Rohwerksteil (6) eine Platine (6) ist.
  5. Einbauvorrichtung (200) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass sie ein drittes Rohwerksteil (8) beinhaltet, wobei das dritte Rohwerksteil beispielsweise eine Schutzbrücke (8) ist und/oder das dritte Rohwerksteil beispielsweise zwischen dem ersten und zweiten Rohwerksteil eingefügt oder angeordnet ist.
  6. Einbauvorrichtung (200) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass sie ein erstes Befestigungselement (91a, 91b) und ein zweites Befestigungselement (7a, 7b) beinhaltet, wobei das erste Befestigungselement (91a, 91b) mit dem zweiten Befestigungselement (7a, 7b) zusammenwirkt, um eine Spiralfeder (1) an dem ersten Rohwerksteil (5) und/oder an dem zweiten Rohwerksteil (6) zu befestigen.
  7. Einbauvorrichtung (200) nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass das zweite Befestigungselement (7a, 7b) und das erste Positionierungselement (7a, 7b) zusammenfallen.
  8. Einbauvorrichtung (200) nach Anspruch 6 oder 7, dadurch gekennzeichnet, dass das erste Befestigungselement (91a, 91b) mindestens ein erstes Gewinde beinhaltet und dass das zweite Befestigungselement (7a, 7b) mindestens ein zweites Gewinde (75a, 75b) beinhaltet, wobei die Befestigung durch eine Verschraubung des ersten Gewindes mit dem zweiten Gewinde gewährleistet wird, wodurch eine Spiralfeder (1) an das erste Rohwerksteil (5) und/oder an das zweite Rohwerksteil (6) gedrückt wird.
  9. Einbauvorrichtung (200) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das erste Positionierungselement (7a, 7b) ein erstes Positionierungsmittel (71a, 71b) für die Spiralfeder (1) und/oder ein zweites Positionierungsmittel (72a, 72b) für das erste Rohwerksteil (5) und/oder ein drittes Positionierungsmittel (73a, 73b) für das dritte Rohrwerksteil (8) und/oder ein viertes Positionierungsmittel (74a, 74b) für das zweite Rohrwerksteil (6) beinhaltet.
  10. Einbauvorrichtung (200) nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass:
    - das erste Positionierungselement (7a, 7b) einen ersten Schraubfuß (7a) und/oder einen zweiten Schraubfuß (7b) beinhaltet,
    und/oder dass:
    - das erste Rohwerksteil (5) und das zwei Rohwerksteil (6) dazu eingerichtet und/oder konfiguriert sind, eine Spiralfeder (1) zwischen sich zu halten, insbesondere um eine Spiralfeder (1) und ein drittes Rohwerksteil (8) zwischen sich zu halten,
    und/oder dass:
    - die Einbauvorrichtung ein erstes Element zur Einstellung eines axialen Spiels (92) und ein zweites Element zur Einstellung eines axialen Spiels (7b) beinhaltet, wobei das erste Element zur Einstellung eines axialen Spiels (92) mit dem zweiten Element zur Einstellung eines axialen Spiels (7b) zusammenwirkt, um das axiale Spiel eines Oszillators (100) einzustellen, wobei das erste Element zur Einstellung eines axialen Spiels (92) beispielsweise eine Mutter (92) beinhaltet und das zweite Element zur Einstellung eines axialen Spiels (7b) beispielsweise ein Gewinde (76b) beinhaltet, das an einem Schraubfuß (7b) bereitgestellt ist,
    und/oder dass:
    - das erste Positionierungselement (7a, 7b) so eingerichtet ist, dass es eine Spiralfeder (1) in einer Ebene (P) relativ zu dem ersten Rohwerksteil (5) und/oder relativ zu dem zweiten Rohwerksteil (6) ohne Freiheitsgrad positioniert.
  11. Anordnung (300), insbesondere Uhrwerk (300), beinhaltend eine Einbauvorrichtung (200) nach einem der vorhergehenden Ansprüche und einen Oszillator (100), der eine Spiralfeder (1) beinhaltet, insbesondere einen Oszillator (100), der eine Unruh (9) und eine Spiralfeder (1) beinhaltet, die auf einer Achse (10) montiert sind.
  12. Anordnung (300) nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass die Spiralfeder (1), insbesondere ein äußerer und/oder massiver und/oder starrer Teil (12) der Spiralfeder (1), ein drittes Positionierungselement (13a, 13b) beinhaltet, das dazu bestimmt ist, mit dem ersten Positionierungselement (7a, 7b) zusammenzuwirken.
  13. Anordnung (300) nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass das dritte Positionierungselement (13a, 13b) eine dritte Öffnung (13a), insbesondere eine dritte Öffnung, die über einen kreisförmigen Querschnitt verfügt, und/oder eine vierte Öffnung (13b), insbesondere eine vierte Öffnung, die über einen länglichen Querschnitt verfügt, beinhaltet.
  14. Anordnung (300) nach einem der Ansprüche 11 bis 13, dadurch gekennzeichnet, dass die Spiralfeder (1) relativ zu einem Rohwerksteil (5, 6) in der Ebene (P) der Anordnung oder des Werks nicht, insbesondere rotierend, einstellbar oder verschiebbar ist.
  15. Zeitmessgerät (400), insbesondere Armbanduhr (400), beinhaltend eine Einbauvorrichtung (200) nach einem der Ansprüche 1 bis 10 und/oder eine Anordnung (300) nach einem der Ansprüche 11 bis 14.
EP22177082.9A 2021-06-03 2022-06-02 Vorrichtung zum einbau eines uhr-oszillators Active EP4099101B1 (de)

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EP4407382A1 (de) * 2023-01-25 2024-07-31 Rolex Sa Spiralfeder für uhrwerk
CA222838S (fr) * 2023-03-20 2024-05-22 Rolex Sa Mouvement d'horlogerie

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CH703935B1 (en) 2010-10-04 2017-04-13 Rolex Sa Balance-spiral regulating organ, watch movement and timepiece comprising such a regulating organ.
EP2735921B1 (de) 2011-08-29 2017-10-04 ETA SA Manufacture Horlogère Suisse Hemmungsteilwerk für Uhr
EP2570868B1 (de) 2011-09-13 2014-09-03 Patek Philippe SA Genève Element für Uhrwerk, Uhrwerk und Uhr
CN104133362B (zh) 2013-05-01 2021-05-18 劳力士有限公司 钟表振荡器的摆锤的减震体
JP6710041B2 (ja) * 2014-11-27 2020-06-17 ロレックス・ソシエテ・アノニムＲｏｌｅｘ Ｓａ ヒゲゼンマイ固定システム
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EP4567529A3 (de) 2025-09-24
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US20220390896A1 (en) 2022-12-08
CN115437230A (zh) 2022-12-06

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