EP2813900B1 - Schutz für Komponente einer Uhrwerkstruktur - Google Patents

Schutz für Komponente einer Uhrwerkstruktur Download PDF

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Publication number
EP2813900B1
EP2813900B1 EP14167475.4A EP14167475A EP2813900B1 EP 2813900 B1 EP2813900 B1 EP 2813900B1 EP 14167475 A EP14167475 A EP 14167475A EP 2813900 B1 EP2813900 B1 EP 2813900B1
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EP
European Patent Office
Prior art keywords
structural component
insert
complementary
component
revolution
Prior art date
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Application number
EP14167475.4A
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English (en)
French (fr)
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EP2813900A3 (de
EP2813900A2 (de
Inventor
Ivan Villar
Laurent Kaelin
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.)
ETA SA Manufacture Horlogere Suisse
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ETA SA Manufacture Horlogere Suisse
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Priority to EP14167475.4A priority Critical patent/EP2813900B1/de
Publication of EP2813900A2 publication Critical patent/EP2813900A2/de
Publication of EP2813900A3 publication Critical patent/EP2813900A3/de
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Publication of EP2813900B1 publication Critical patent/EP2813900B1/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
    • G04B37/00—Cases
    • G04B37/22—Materials or processes of manufacturing pocket watch or wrist watch cases
    • 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
    • G04B29/04—Connecting or supporting parts
    • 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
    • G04B3/00—Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously
    • G04B3/04—Rigidly-mounted keys, knobs or crowns
    • 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
    • G04B37/00—Cases
    • G04B37/08—Hermetic sealing of openings, joints, passages or slits
    • G04B37/10—Hermetic sealing of openings, joints, passages or slits of winding stems

Definitions

  • the invention relates to a watch movement structure component, of given surface hardness, and comprising at least one housing of revolution of given profile and of given axis of revolution, said structural component comprising a protection device provided for the reception in support of a support surface complementary to a mobile said movement at a theoretical receiving plane.
  • the invention relates to a clock mechanism comprising at least one mobile having at least one complementary support surface, and comprising at least one such structural component, for receiving at least said mobile.
  • the invention also relates to a watch comprising such a clock mechanism.
  • the invention relates to the field of watch mechanisms.
  • Watchmaking mechanisms are highly stressed in wear, and some components, made in particular of cuprous alloy, suffer from friction with an antagonistic component of harder material, steel alloy for example.
  • a rod actuated by the crown causes, by a radial guide, a winding pinion which meshes with a gear wheel transmitting rotation to a barrel ratchet, directly or through a gear train.
  • This winding pinion usually made of steel, is axially guided in support on a singing of the movement plate, usually brass or the like. Wear occurs quickly in this contact area, and may require the replacement of the plate, which is expensive.
  • the document FR 880 880 A in the name of DEPERY describes an assembly of axes of pendulums with pivots engaged in bearings consisting of hollow screws fixed on the plates, these screws axially receiving axial screws acting counter pivots.
  • the document CH 201 680 A in the name of FELSA describes a plug housed in a bore of a plate and bearing a distinct fixed pivot protruding into this bore.
  • a cylindrical bearing secured to the axis of a mobile is threaded on the pivot, the shaft fitting with a slight frust in the recess formed by the bore and the pivot.
  • the document FR 1 024 708 A in the name of ERISMAN describes a pivot with a hard metal coating, including chromium.
  • the document CH 497 724 A in the name of RECORD WATCH CO SA describes a winding mechanism whose axial position of the rod is determined by a resiliently deformable fixed insert.
  • the document CH 131 146 A in the name of GISIGER UHRENFABRIKATIONS describes a winder with a sleeve.
  • the document US 991552 A in the name of SIM describes a winding stem and time setting with a sliding sleeve arranged for, depending on its axial position, driving a winding pinion or a setting pinion.
  • This sliding sleeve comprises an external driving groove of a first rocker, which is arranged to hinder or allow, according to its angular position, the stroke of a second rocker which cooperates with the axial end of the rod, these two rockers tending to be pushed relative to each other by a compression spring.
  • the document CH 183 503 A in the name of FABRIQUE D'EBAUCHES BERNOISES SA describes a frame is provided with a hard metal pad intended to allow passage to the winding stem, formed by a tubular element fitted and held in a housing formed by the plate and a bridge of frame.
  • This pad has a notch for the passage of the zipper, and around its periphery, adjusting portions shaped to prevent the bearing from rotating and moving axially in the frame of the movement.
  • the invention proposes to change at a lower cost an existing plate to ensure a longevity equivalent to other components of the watch or the timepiece.
  • the invention relates to a clockwork structure component, of given surface hardness, according to claim 1.
  • this structural component is a watch plate.
  • this structural component is a middle watch.
  • this structural component is a watch casing ring.
  • the invention relates to a clock mechanism comprising at least one mobile having at least one complementary support surface, and comprising at least one such structural component, for receiving this mobile.
  • said watch mechanism is a winding mechanism of a watch.
  • the invention also relates to a watch comprising such a clock mechanism.
  • the invention relates to the field of watchmaking mechanisms, in which a mobile operation is theoretically in direct or indirect support, at a theoretical reference surface, generally flat, with respect to another component, which is called here structural component.
  • mobile any watch component mounted to rotate or / and translation in a mechanism.
  • the structural component according to the invention can take various forms. It can constitute a platen in the usual sense of the term, or any component of clockwork movement, or any component of clockwork, subject to wear by friction.
  • the object of the invention is to preserve structural component, particularly when it is expensive, because of its machining complexity and / or its material, for example a platinum or a gold watch case.
  • the invention relates to a structural component 2 of watch movement 3, of given surface hardness, and comprising at least one housing of revolution 8 of given profile and given axis of revolution.
  • This structural component 2 comprises a protection device 1, which is provided for the reception in support of a complementary bearing surface 51 of a mobile 5 of the movement 3 at a theoretical receiving surface, and more particularly a theoretical support plan.
  • the protection device 1 comprises at least one protective insert 6 for the protection of such a housing of revolution 8.
  • This insert 6 comprises at least one surface of sliding 7 of superficial hardness greater than the given surface hardness of the structural component 2.
  • the insert 6 comprises at least, around an axis of revolution D, coinciding with the given axis of revolution of the component 2, a machining of revolution complementary to this given profile.
  • this insert 6 comprises at least a first complementary indexing surface 61 plane and parallel to this axis of revolution D, and at least a second complementary indexing surface 62 flat and parallel to the axis of revolution D .
  • the second complementary indexing surface 62 is perpendicular or oblique with respect to this first complementary indexing surface 61.
  • At least the first complementary indexing surface 61 constitutes such a sliding surface 7 of superficial hardness greater than the given surface hardness.
  • Such an insert 6 is attached to or in this structural component 2 at such a housing 8, so that its planar sliding surface 7 coincides geometrically with this theoretical receiving surface, and more particularly this theoretical plane of reception.
  • This structural component 2 comprises a rotational stop surface, which is arranged to cooperate with a complementary rotational stop surface that comprises the insert 6, which insert 6 is held fixed with respect to the structural component 2 after its initial assembly in or on this structural component 2, and so as to keep the mobile 5 away from the structure component 2 and without contact with it.
  • This insert 6 is removable for its exchange in case of wear. It is understood that the insert 6, in the operating position, is in a fixed position relative to the structural component 2, which it is disassembled only for its exchange after wear.
  • the rotational stop means comprise at least a first planar indexing surface 21, which is arranged to cooperate in abutment with a first complementary flat indexing surface 61 that the insert comprises. 6, and which belongs to these complementary means of stopping rotation.
  • This insert 6 is preferably positioned in axial support, or in abutment on at least one bearing surface 20 of the structural component 2 as visible on the Figures 1 to 4 , or in a housing 8 of the structural component 2 as visible on the figure 8 .
  • the insert 6 is not secured to the structural component 2, which allows its possible replacement.
  • the structural component 2 comprises at least one such first indexing surface 21, which is arranged to cooperate in abutment with such a complementary first indexing surface 61 that the insert 6 comprises.
  • the insert 61 has a single complementary indexing surface 61, which is made in plane form, or in an embodiment similar to the invention visible on the figure 5 the first indexing surface 21 is then a flat part. It is thus easy to angularly index the insert 6 relative to the structural component 2, and to define its relative position, here along the direction C of the figure 1 .
  • the structural component 2 comprises a bore 29, and the insert 6 has a bore 69, it is thus easy to position them relative to each other, and in particular to put them in the same plan if we are looking for alignment.
  • the insert 6 is centered in a recess of the mobile 5, which is here a winding pinion.
  • the protection device 1 is designed for vertical insertion, it that is to say in direction C of the figure 1 which is very simple and requires no pre-assembly of the insert 6 on the structural component 2.
  • the material of the insert 6 may be selected from copper alloys, steels alloys, synthetic materials, artificial rubies, or others.
  • the insert 6 visible on the Figures 1 to 4 comprises a main body of revolution 6 in the form of a washer, carrying at least one bore 69, and protruding from this body 6, a boss 65 comprising such a complementary indexing surface 61.
  • the insert 6 is thus outlined under form of a low-cut washer, and is finished by a simple milling delimiting, on the one hand the complementary indexing surface 61, and on the other hand a complementary bearing surface 60 intended to bear on the surface of support 20 of the structural component 2. It can also achieve this insert 6 by stamping, or by plastic injection. It is just as easy to transform an existing plate, by lateral milling a clearance corresponding to the thickness E of the body 6 of the insert 6, and by possible surface milling of the first indexing surface 21, in the where the structural component 2 considered is not plane in this area.
  • the structural component 2 comprises at least one second indexing surface 22 arranged to cooperate in abutment with a second complementary indexing surface 62 that the insert 6 comprises.
  • the second indexing surface 22 is distinct from the first indexing surface 21.
  • the second complementary indexing surface 62 is distinct from the first surface of the indexing surface. complementary indexing 61.
  • the second indexing surface 22 is flat and oblique with respect to said first indexing surface 21 which is flat, and the second complementary indexing surface 62 is flat and oblique with respect to the first complementary indexing surface 61 which is flat.
  • the second indexing surface 22 is perpendicular to the first indexing surface 21, and the second complementary indexing surface 62 is perpendicular to the first complementary indexing surface 61.
  • the figure 7 illustrates yet another variant of insert 6 having two angular indexing faces 61 and 62 perpendicular to one another, and a third face 63 parallel to one of them 62.
  • the structural component 2 comprises at least one bore 29 along an axis D for the pivotal guidance of a rod 9.
  • an insert 6 according to the invention can it allow, in addition to the protection of the edge face of the structural component 2, to less wear this bore 29, while ensuring at least one guide surface of such a rod 9.
  • the insert 6 advantageously comprises at least one bore 69 for the pivotal guidance of a rod 9.
  • this bore 69 is treated or coated with an anti-wear treatment or coating, or insert 6 is itself equipped with a ring, having the bore 69, this ring being in a suitable material or treated or coated with a treatment or anti-wear coating.
  • the protection device 1 is advantageously used in a mechanism in which the bore 69 of the insert 6 and the bore 29 of the structural component 2 are aligned in the assembly position of the insert 6 on the structural component 2.
  • the structural component is a watch plate.
  • the structural component is a middle watch.
  • the structural component is a watch-making circle.
  • the invention relates to a watchmaking mechanism 10 comprising at least one mobile unit 5 comprising at least one complementary support surface 51, and comprising such a structure component 2 and / or such an insert 6, for receiving this mobile unit 5.
  • a watch movement 3 comprising such a watchmaking mechanism 10 advantageously comprises such a structural component 2, which is arranged to receive, in the same direction of insertion during assembly, the insert 6 and the mobile 5, of preferably perpendicular to the given axis of revolution of the component 2, with which will be aligned the axis of revolution D of the insert 6, and in the direction C of the figure 1 , and comprises a chamber 80 (in recoil of a front surface 4) in which at least the insert 6 is movable in a plane perpendicular to the axis D in the absence of a rod 9, and in which this insert 6 is immobilized in a single position during the insertion of such a rod 9 into the bore 69 of the insert 6 and the bore 29 of the structural component 2.
  • the sliding surface 7 of the insert 6 is preferably perpendicular to the axis D.
  • the particular case of the figures illustrates a winding mechanism 10 of a watch 30, the mobile 5 is a winding pinion, and the structural component 2 comprises a bore 29 along an axis D for the pivotal guidance of a rod 9 winding, which is also guided in a bore 69 of the insert 6 when it is in the bearing position and abutment on the structural component 2 for the pivotal guidance of such a rod 9.
  • the invention also relates to a watch movement 3 comprising at least one such mechanism 10 and / or such a structural component 2 equipped with such a protection device 1 for its protection during the movement of a mobile 5 that includes this 3, and whose insert 6 is or is held in the structural component 2 by a rod 9 inserted into both a bore 29 of axis D of the plate and in a bore 69 of this insert 6 aligned with the bore 29 of the structural component 2, or movable relative to the structural component 2 in a plane perpendicular to the axis D.
  • the invention also concerns a watch 30 comprising such a watch movement 3 and / or such a watch mechanism 10.
  • the invention makes it possible to eliminate the wear of the structural component, in particular in a manual winding mechanism. It allows the reuse of a structural component, including a platinum, existing at the cost of tiny transformations, with a very inexpensive implementation insert. The only after-sales interventions concern the insert, and no longer the structural component.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Gears, Cams (AREA)
  • Electromechanical Clocks (AREA)
  • Bearings For Parts Moving Linearly (AREA)
  • Physical Vapour Deposition (AREA)
  • Adornments (AREA)

Claims (18)

  1. Strukturkomponente (2) für ein Uhrwerk (3) mit gegebener Oberflächenhärte und umfassend mindestens einen rotationssymmetrischen Aufnahmeraum (8) mit gegebenem Profil und mit gegebener Drehachse, wobei die Strukturkomponente (2) eine Schutzvorrichtung (1) umfasst, die für die abstützende Aufnahme einer komplementären Abstützoberfläche (51) eines Drehteils (5) des Werks (3) auf Höhe einer theoretischen Aufnahmeebene vorgesehen ist, wobei die Schutzvorrichtung (1) mindestens einen Einsatz (6) aufweist, der an die Strukturkomponente (2) auf Höhe eines Aufnahmesitzes (8) zum Schutz des Aufnahmeraums (8) angefügt oder in diese eingefügt ist, wobei der Einsatz (6) mindestens eine ebene Gleitoberfläche (7) mit einer Oberflächenhärte aufweist, die höher als die gegebene Oberflächenhärte ist, und um eine Drehachse (D), die so angeordnet ist, dass sie mit der gegebenen Drehachse (D) übereinstimmt, mindestens eine zu dem gegebenen Profil komplementäre rotationssymmetrische Bearbeitung aufweist, wobei der Einsatz (6) mindestens eine erste ebene, komplementäre Indexierungsoberfläche (61) aufweist, die zu der Drehachse (D) parallel ist, und mindestens eine zweite ebene, komplementäre Indexierungsoberfläche (62) aufweist, die zu der Drehachse (D) parallel und in Bezug auf die erste komplementäre Indexierungsoberfläche (61) senkrecht oder schräg ist, wobei mindestens die erste komplementäre Indexierungsoberfläche (61) eine Gleitoberfläche (7) mit einer Oberflächenhärte, die größer als die gegebene Oberflächenhärte ist, bildet, derart, dass die ebene Gleitoberfläche (7) mit der theoretischen Aufnahmeebene zusammenfällt, wobei die Strukturkomponente (2) eine Drehanschlagoberfläche aufweist, die dafür ausgelegt ist, mit einer komplementären Drehanschlagoberfläche, die der Einsatz (6) aufweist, zusammenzuwirken, wobei der Einsatz (6) in Bezug auf die Strukturkomponente (2) nach seiner anfänglichen Montage in oder an der Strukturkomponente (2) festgehalten wird und der Einsatz (6) dafür ausgelegt ist, das Drehteil (5) in einem Abstand von der Strukturkomponente (2) und ohne Kontakt damit zu halten, und wobei der Einsatz (6) für seinen Austausch im Verschleißfall entnehmbar ist.
  2. Strukturkomponente (2) nach Anspruch 1, dadurch gekennzeichnet, dass die komplementäre Drehanschlagoberfläche des Einsatzes (6) mit der ebenen ersten komplementären Indexierungsoberfläche (61) zusammenfällt und dass die Drehanschlagoberfläche der Strukturkomponente (2) mindestens eine erste ebene Indexierungsoberfläche (21) aufweist, die dafür ausgelegt ist, mit der ersten komplementären Indexierungsoberfläche (61) abstützend zusammenzuwirken.
  3. Strukturkomponente (2) nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass der Einsatz (6) an einer festen Position in axialem Anschlag entweder an der mindestens einen Abstützoberfläche (20) der Strukturkomponente (2) oder in dem Aufnahmeraum (8) der Strukturkomponente (2) positioniert ist.
  4. Strukturkomponente (2) nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Strukturkomponente (2) mindestens eine zweite Indexierungsoberfläche (22) aufweist, die dafür ausgelegt ist, mit der zweiten komplementären Indexierungsoberfläche (62) des Einsatzes (6) zusammenzuwirken.
  5. Strukturkomponente (2) nach Anspruch 4, dadurch gekennzeichnet, dass die zweite Indexierungsoberfläche (22) von der ersten Indexierungsoberfläche (21) verschieden ist.
  6. Strukturkomponente (2) nach Anspruch 5, dadurch gekennzeichnet, dass die zweite Indexierungsoberfläche (22) eben ist und in Bezug auf die erste Indexierungsoberfläche (21), die eben ist, schräg ausgerichtet ist und dass die zweite komplementäre Indexierungsoberfläche (62) in Bezug auf die erste komplementäre Indexierungsoberfläche (61) schräg ausgerichtet ist.
  7. Strukturkomponente (2) nach Anspruch 5, dadurch gekennzeichnet, dass die zweite Indexierungsoberfläche (22) in Bezug auf die erste Indexierungsoberfläche (21) senkrecht ist und dass die zweite komplementäre Indexierungsoberfläche (62) in Bezug auf die erste komplementäre Indexierungsoberfläche (61) senkrecht ist.
  8. Strukturkomponente (2) nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass die Strukturkomponente (2) mindestens eine Bohrung (29) in Richtung der gegebenen Drehachse aufweist, um einen Stift (9) rotatorisch zu führen.
  9. Strukturkomponente (2) nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass der Einsatz (6) mindestens eine Bohrung (69) aufweist, um einen Stift (9) rotatorisch zu führen.
  10. Strukturkomponente (2) nach den Ansprüchen 8 und 9, dadurch gekennzeichnet, dass die Bohrung (69) des Einsatzes (6) und die Bohrung (29) der Strukturkomponente (2) in der Zusammenfügungsposition des Einsatzes (6) und der Strukturkomponente (2) aufeinander ausgerichtet sind.
  11. Strukturkomponente (2) nach Anspruch 9 oder 10, dadurch gekennzeichnet, dass sie eine Kammer (80) aufweist, in die der Einsatz (6) in einer Ebene senkrecht zu der gegebenen Drehachse bei Abwesenheit eines Stifts (9) einsetzbar ist und in der der Einsatz (6) in einer eindeutigen Position beim Einsetzen eines Stifts (9) in die Bohrung (69) des Einsatzes (6) und in die Bohrung (29) der Strukturkomponente (2) festgesetzt wird, derart, dass der Einsatz (6) in Bezug auf die Strukturkomponente (2) nach seiner Montage in oder an der Strukturkomponente (2) und nach dem Einsetzen des Stifts (9) fixiert ist.
  12. Strukturkomponente (2) nach einem der Ansprüche 8, 10 oder 11, dadurch gekennzeichnet, dass die Gleitoberfläche (7) zu der Achse (D) senkrecht ist.
  13. Strukturkomponente (2) nach einem der Ansprüche 1 bis 12, dadurch gekennzeichnet, dass sie eine Uhrenplatine ist.
  14. Strukturkomponente (2) nach einem der Ansprüche 1 bis 12, dadurch gekennzeichnet, dass sie ein Gehäusemittelteil einer Uhr ist.
  15. Strukturkomponente (2) nach einem der Ansprüche 1 bis 12, dadurch gekennzeichnet, dass sie ein Gehäusepassungsreif einer Uhr ist.
  16. Uhrenmechanismus (10), umfassend mindestens ein Drehteil (5), das mindestens eine komplementäre Abstützoberfläche (51) aufweist und umfassend mindestens eine Strukturkomponente (2) nach einem der Ansprüche 1 bis 15 für die Aufnahme des Drehteils (5).
  17. Uhrenmechanismus (10) nach Anspruch 16, dadurch gekennzeichnet, dass er ein Aufzugmechanismus (10) für eine Uhr (30) ist, dass das Drehteil (5) ein Aufzugtrieb ist und dass die Strukturkomponente (2) eine Bohrung (29) längs einer gegebenen Drehachse aufweist, auf die die Drehachse (D) des Einsatzes (6) ausgerichtet ist, um einen Aufzugstift (9) rotatorisch zu führen, wobei dieser außerdem in einer Bohrung (69) des Einsatzes (6) geführt wird, wenn dieser in einer Abstütz- und Anschlagposition an der Strukturkomponente (2) für die rotatorische Führung eines Stifts (9) ist.
  18. Uhr (30), umfassend einen Uhrenmechanismus (10) nach Anspruch 16 oder 17.
EP14167475.4A 2013-06-14 2014-05-08 Schutz für Komponente einer Uhrwerkstruktur Active EP2813900B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP14167475.4A EP2813900B1 (de) 2013-06-14 2014-05-08 Schutz für Komponente einer Uhrwerkstruktur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13171983.3A EP2813899A1 (de) 2013-06-14 2013-06-14 Schutz für Platine einer Uhr
EP14167475.4A EP2813900B1 (de) 2013-06-14 2014-05-08 Schutz für Komponente einer Uhrwerkstruktur

Publications (3)

Publication Number Publication Date
EP2813900A2 EP2813900A2 (de) 2014-12-17
EP2813900A3 EP2813900A3 (de) 2016-05-25
EP2813900B1 true EP2813900B1 (de) 2017-12-13

Family

ID=48672399

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Application Number Title Priority Date Filing Date
EP13171983.3A Withdrawn EP2813899A1 (de) 2013-06-14 2013-06-14 Schutz für Platine einer Uhr
EP14167475.4A Active EP2813900B1 (de) 2013-06-14 2014-05-08 Schutz für Komponente einer Uhrwerkstruktur

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Application Number Title Priority Date Filing Date
EP13171983.3A Withdrawn EP2813899A1 (de) 2013-06-14 2013-06-14 Schutz für Platine einer Uhr

Country Status (5)

Country Link
US (1) US9046876B2 (de)
EP (2) EP2813899A1 (de)
JP (1) JP5925249B2 (de)
CN (2) CN204086829U (de)
HK (2) HK1196214A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2813899A1 (de) * 2013-06-14 2014-12-17 ETA SA Manufacture Horlogère Suisse Schutz für Platine einer Uhr
EP3622846A1 (de) * 2018-09-14 2020-03-18 Comadur S.A. Verfahren zum zusammenbau von mindestens zwei elementen

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EP2813899A1 (de) 2014-12-17
CN104238343A (zh) 2014-12-24
JP2015001532A (ja) 2015-01-05
HK1205290A1 (en) 2015-12-11
EP2813900A3 (de) 2016-05-25
CN204086829U (zh) 2015-01-07
US20140369172A1 (en) 2014-12-18
EP2813900A2 (de) 2014-12-17
HK1196214A2 (en) 2014-12-05
CN104238343B (zh) 2017-05-17
US9046876B2 (en) 2015-06-02
JP5925249B2 (ja) 2016-05-25

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