Abstract: The invention relates to a timepiece component (1) that has an aperture (7) for receiving a support element (3) and includes a clamping system (13) for exerting radial force, allowing said timepiece component to be secured to said support element. According to the invention, the clamping system (13) includes a radial clamping device (15) that has a crown (6) for exerting said radial force and a concentric, blind recess (8) spaced apart from said aperture, for allowing said crown to travel. The invention concerns the field of timepieces.

Abstract: A temperature compensated resonator including a body used in deformation, the core of the body including a first material. The body includes at least a first and second coating allowing the resonator to have substantially zero first and second order temperature coefficients. The temperature compensated regulator can be used in the field of time and frequency bases.

Abstract: Timepiece wheel governor (1) for regulating the pivoting speed (?) of a wheel set (3), about a pivot axis (D1), including a pivoting inertia-block (4). It includes a means (7) of returning said block (4) towards said axis (D1), and, when said wheel set (3) pivots at a lower speed than a reference speed (?c), said block (4) remains confined within a first volume of revolution (VI), and, when said wheel set (3) pivots at a higher speed than said reference speed (?c), said block (4) is engaged, in one peripheral portion (30) thereof, in a second volume (VE) contiguous with and external to said first one (VI), said peripheral portion (30) cooperating in said second volume (VE) with a regulating means arranged to brake said wheel set (3) and return the pivoting speed (?) thereof to said reference speed (?c), and to dissipate the surplus energy.

Abstract: The invention relates to a timepiece component (1) that has an aperture (7) for receiving a support element (3) and includes a clamping system (13) for exerting radial force, enabling said timepiece component to be secured to said support element. According to the invention, the clamping system (13) includes a radial clamping device (15) that has a crown (6) for exerting said radial force and a concentric, blind recess (8) spaced apart from said aperture, to allow a travel for the crown. Moreover, the clamping system (13) further includes a device allowing a travel (17) that has a second, concentric, blind recess (10), spaced apart from said first blind recess (8), and located on the opposite surface to said first recess, to allow said crown a greater degree of freedom relative to said support element. The invention concerns the field of timepieces.

Abstract: The timepiece movement includes a shock absorber bearing (70) for a rotating wheel set, formed of an elastic device (72) having a rigid central part (74) and an elastic structure (26) connected to said central part and extending at the periphery thereof, the central part having an aperture in which a pierced jewel (10) is arranged and being materially connected to the timepiece movement via the elastic structure. This bearing further includes an endstone (82), which forms a top stop member for the pivot of the rotating wheel set and is assembled to said central part so as to move integrally therewith. The bearing is characterized in that the endstone extends at least partially above the elastic structure and in that it is secured to said central part by a material connection between said central part and the bottom surface (83) of the endstone.

Abstract: The invention relates to a timepiece with an analogue display, including a timepiece movement (1) provided with a mechanical output, located on an arbour (2) of said movement, and a display assembly (30) provided with at least one time display device (31, 32, 111, 112) driven by said mechanical output, wherein the display assembly is separate from the timepiece movement (1) and linked to a fixed part (10) of said movement (1) by support means which enables said display device to take several different positions around the output arbour (2) of the movement. According to the invention, the support means of the display assembly includes an intermediate support (34, 70, 72, 70?) secured to the fixed part (10) of the timepiece movement (1) and provided with support members (36, 87, 89, 87?, 89?) allowing said at least one display device (31, 32, 111, 112) to be assembled in several positions on the intermediate support (34, 70, 72, 70?). The invention concerns the field of timepiece display members.

Abstract: An assembly including a member made of a first material, which is axially driven into a circular aperture of a part made of a second material, having no plastic domain, using an intermediate part made of a third material and mounted between the member and the part is disclosed. The intermediate part is a continuous cylinder including a hole for receiving the member so that the intermediate part absorbs radially and in a uniform manner, at least part of the axial driving force of the member. The part includes pierced holes forming elastic deformation units distributed around the circular aperture thereof for absorbing any of the radial force not absorbed by the intermediate part, so as to secure the assembly in a non-destructive manner for the part.

Abstract: The device for pivoting an arbour (11) in a timepiece, includes two pivots (12, 12?; 32) each forming one end of the arbour and two bearings for receiving the two pivots. Each of the pivots includes an approximately cylindrical portion (19, 19?; 39) and a convex rounded portion (13. 13?; 33) that extends the approximately cylindrical portion and gradually decreases in the direction of the end. Each of the bearings includes a pivoting structure (25; 35) held in place elastically, which includes an approximately cylindrical passage traversed by said approximately cylindrical portion (19, 19?; 39) of one of the pivots. The pivoting structure also includes a bearing surface against which the end of said pivot will abut.

Abstract: The invention relates to a system including a pinion (5) and a toothed wheel (7) coaxially mounted relative to a pivoting arbour (3). According to the invention, the gear system (1) includes a securing device (21) between the pinion and the wheel so as to prevent any relative movement of one with respect to the other. The invention also relates to methods of manufacturing the toothed wheel (7) and the final assembly of the gear system (1). The invention concerns the field of timepieces.

Abstract: The resonator (1) for a timepiece results from coupling a first, low frequency resonator (2) with a second, higher frequency resonator (3). The first resonator (2) has a first balance (4) associated with a first balance spring (5). The second resonator (3) has a second balance (6) associated with a second balance spring (7). A third balance spring is arranged between the first (4) and second (6) balances to couple said first (2) and second (3) resonators.

Abstract: The invention relates to a one-piece regulating member including a balance cooperating with a hairspring made in a layer of silicon-based material and including a balance spring coaxially mounted on a collet. According to the invention, the collet includes one extending part that projects from the balance spring and which is made in a second layer of silicon-based material and is secured to the balance.

Abstract: The invention relates to a composite balance (45, 45?) formed in a layer of silicon-based material (21) and including a hub (39, 39?) connected to a felloe (37, 37?) by at least one arm (40, 41, 42, 43). According to the invention, the felloe (37, 37?) includes at least one additional part approximately in the shape of a notched ring (23, 23?) of higher the than the silicon-based material, which increases the inertia of the balance. The invention also relates to a method 1 of manufacturing this type of balance. The invention concerns the field of timepiece movements.

Abstract: A micro-mechanical part made of insulating material, such as a silicon balance spring (1) for a timepiece movement, tends to adhere to a neighboring part when it is in movement, such as the balance cock (9). This drawback is removed by carrying out, over all or part of the surface, a thin deposition of a layer of conductive material, such as a metal, which is preferably non-oxidizing and non-magnetic, such as gold, platinum, rhodium or silicon.

Abstract: The invention relates to a method (1) of manufacturing a silicon-metal composite micromechanical component (51) combining DRIE and LIGA processes. The invention also relates to a micromechanical component (51) including a layer wherein one part (53) is made of silicon and another part (41) of metal so as to form a composite micromechanical component (51). The invention concerns the field of timepiece movements.

Abstract: The invention relates to a timepiece component (1) that has an aperture (7) for receiving a support element (3) and includes a clamping system (13) for exerting radial force, allowing said timepiece component to be secured to said support element. According to the invention, the clamping system (13) includes a radial clamping device (15) that has a crown (6) for exerting said radial force and a concentric, blind recess (8) spaced apart from said aperture, for allowing said crown to travel. The invention concerns the field of timepieces.

Abstract: The invention relates to a timepiece component (1) that has an aperture (7) for receiving a support element (3) and includes a clamping system (13) for exerting radial force, enabling said timepiece component to be secured to said support element. According to the invention, the clamping system (13) includes a radial clamping device (15) that has a crown (6) for exerting said radial force and a concentric, blind recess (8) spaced apart from said aperture, to allow a travel for the crown. Moreover, the clamping system (13) further includes a device allowing a travel (17) that has a second, concentric, blind recess (10), spaced apart from said first blind recess (8), and located on the opposite surface to said first recess, to allow said crown a greater degree of freedom relative to said support element. The invention concerns the field of timepieces.

Abstract: The micro-mechanical part, for example a horological movement part, includes a silicon core (1) all or part of the surface (3) of which is coated with a thick amorphous material (2). This material is preferably silicon dioxide and has a thickness which is five times greater than the thickness of native silicon dioxide.

Abstract: The escapement comprises an escape wheel assembly (1), a balance roller (3) carrying an impulse pin (4) and a first impulse pallet (5). It further comprises a lever (8) provided with a second impulse pallet (11) and with first and second locking pallets (12, 13). The wheel assembly (1) comprises an escape wheel with teeth (6) that mesh directly with the teeth (20) of the last wheel of a gear train (2), the teeth (6) of the wheel (1) engaging with the impulse and locking pallets.

Abstract: The invention concerns an escapement (1) for a timepiece comprising an anchor (2) articulated on a stem (3) and co-operating with an escapement mobile (4) articulated on an axis (5), said mobile comprising a plurality of teeth (8; 15, 16) uniformly spaced around said mobile, said anchor including an entry pallet (6) and an exit pallet (7) arranged to receive alternately an impulse from one of the teeth borne by the mobile and for acting as rest plane for said tooth. The invention is characterized in that the escapement mobile (4) comprises first and second integral and coaxial wheels (13, 14) including each the same number of teeth (15, 16), in that the entry and exit pallets (6, 7) co-operate respectively with the first and second wheels (13, 14) and in that the peripheral radius (R1) of the first wheel (13) is greater than the peripheral radius (R2) of the second wheel (14).

Abstract: The mobile element includes a central rigid zone (2) provided with arms (6) extending radially from the central zone (2) towards a peripheral zone including teeth (8). The arms (6) are flexible to allow a small tangential and/or radial movement of the teeth (8) in order to absorb shocks. The invention is characterized in that the arms (6) are curved and bend gradually towards an orientation tangential to the rotation of the mobile element, in that the thickness of the arms gradually decreases, and finally, in that the ends of the arms form the teeth.