Blancpain Sa

Montres Jaquet Droz Sa

Harry Winston Sa

Omega Sa

The Swatch Group Research and Development Ltd

Bernat Monferrer

Michel Willemin

Edmond Capt

Pierpasquale Tortora

Marco Rochat

Matthias Imboden

François Gueissaz

Julien Leskerpit

Cédric Blatter

Julien Feyer

Nicolas Debaud

Timothee Jeanrenaud

Pierre Isambert

Johnny Buehler

Lilian Joly

Guillaume Boscaroli

Steven Denoreaz

Robin Rusterholz

Orane Romano

Luc Testa

Timothée Jeanrenaud

Johnny Bühler

Provided is an ambient physical variable measuring device () including an element configured to mechanically deform under the effect of a variation of a physical variable to rotate a physical variable measured value indication train including a physical variable maximum value display wheel (). An indexing mechanism () to index the position of a physical variable maximum value display train () at each advance, the indexing mechanism () comprising a blocking organ () cooperating with an indexing wheel assembly (). The the indexing wheel assembly () is kinematically connected to the physical variable maximum value display wheel () by a gear train TTand in that the gear ratio of the gear train TTbetween the physical variable maximum value display wheel () and the indexing wheel assembly () is a multiplication ratio.

Timepiece mechanism indicating a maximum value of a measured physical variable and timepiece comprising such a mechanism

A remote control device for a horological movement of a watch wherein the remote control device includes an input control member intended to be acted on by a user and kinematically connected, with a connecting member, to an output control member intended to act on the horological movement of the watch, the connecting member being intended to be arranged such that it can rotate about the horological movement, and being configured such that it is driven in rotation by the input control member when the latter is acted upon, and such that it causes the output control member to move during this rotation.

Remote control device for a horological movement of a watch and watch comprising said control device

A timepiece time zone correction mechanism is equipped with a manual control device including two counteracting manual corrector actuators setting in motion a time zone corrector associated therewith including a beak which is configured to bear against a relief of a time zone correction wheel assembly and to cause the assembly to move. The assembly includes a regularly spaced toothing having a first drive level from which a plurality of successive teeth are missing and replaced by a first clearance, and a second drive level parallel to the first drive level, and from which a plurality of successive teeth are missing and replaced by a second clearance. The first clearance and the second clearance are not superimposed with one another. Each time zone corrector cooperates with a single drive level, from among the first drive level and the second drive level, of the time zone correction wheel assembly.

Time zone correction mechanism for a timepiece

A moon phase display mechanism driven by a horological movement, this moon phase display mechanism including a transparent support provided with an upper face and a lower face which extends at a distance from the upper face, a representation of the Moon being transferred, for example by printing or by engraving, to one of the upper or lower faces of this transparent support, a substrate being disposed under the transparent support, at a distance therefrom, the moon phase display mechanism also including a shutter which is driven by drive means moved by the horological movement and which is arranged so as to displace between the transparent support and the substrate, the shutter and the substrate having display contrasts which are inverted relative to each other.

Moon phase display mechanism

An optical device including a transparent support provided with an upper face and a lower face which extends at a distance from the upper face, the transparent support forming a lens of plano-concave shape delimited on a first side by a planar surface, and delimited on a second side, opposite the first side, by a concave surface, the optical device also including a shutter which is disposed under the concave surface of the transparent support, at a distance therefrom, the optical device finally including a substrate disposed after the shutter.

Optical device allowing to create optical aesthetic and technical effects

A timepiece display mechanism with an instantaneous jump function, including a Maltese cross mechanism with an annular ring controlling, in part of its travel, the pivoting of a planet wheel set and driven by a timepiece movement via a cam wheel set arranged to move the annular ring from an activated position to a deactivated position in an instantaneous displacement in order to pivot a planet wheel set, and vice versa in a controlled return slower than the instantaneous displacement, the cam wheel set includes a coaxial cam and plate including a slot for driving an eccentric finger of the cam which controls the pivoting of a driver driving the annular ring between two extreme activation and deactivation positions, the slot allowing a clear jump of the driver in the deactivation position, and a longer reactivation time.

Timepiece display mechanism with an instantaneous jump function

A timepiece mechanism () for disengaging a gear train. The timepiece mechanism () includes a gear set (), a disengagement member (), a holding member () and a control member (). The gear set () includes a first wheel (), a second wheel () and an intermediate wheel () configured to be driven by or for driving the first wheel () and/or for driving the second wheel (). The holding member () holds the first wheel () and/or the second wheel () when the disengagement member (), controlled by the control member (), moves the intermediate wheel () between an engaged position () and a disengaged position (). Hence the timepiece mechanism () is held in position while disengaging the watch mechanism.

Disengagement of two gear trains

A system for fastening and/or extracting a dial disposed on a support. The dial includes a holding portion configured to bring the dial against the support and an extracting portion configured to move the dial away from the support. The system includes a movable organ configured to displace or be displaced between a fastening position and an extraction position. The movable organ includes a holding surface configured to cooperate with the holding portion so as to bring the dial against the support and an extraction surface configured to cooperate with the extraction portion so as to move the dial away from the support.

System for fastening and/or extracting a dial

A moving mechanism for a decorative element of a timepiece including a circular drive element arranged to be rotatable about a central axis, the decorative element being mounted on the drive element with an arbor integral with the decorative element and parallel to the central axis, and first device for driving the decorative element in a rotational motion about its own arbor and/or in a translational motion along its own arbor, the first drive device for the decorative element being mounted on the circular drive element and arranged to cooperate with fixed actuation device arranged in the periphery of the circular drive element such that the decorative element rotates about its arbor and/or moves along its arbor while rotating about the central axis.

Moving mechanism for a decorative element of a timepiece

A horological device including an oscillator of a watch and device for stopping this oscillator embedded in a carriage of a tourbillon or karussel, including a rod arranged to axially push a lifting finger into an active blocking position, against a first spring tending to recall same axially into a rest position in which it bears against a carriage wheel, which lifting finger includes a ramp radially repelling a stop finger against a second spring tending to radially distance same from the axis, which stop finger is remote from the axis when the lifting finger is in the rest position thereof, and, in the active blocking position of this lifting finger, the stop finger can interfere with a stop cam integral with a wheel set of the oscillator, in an angular position remote from the dead center position of the oscillator.

Horological limiting device for a watch that includes an oscillator and means for limiting a variation rate of the oscillator

A moving mechanism for a decorative element of a timepiece, the decorative element including at least two decorative faces disposed around an arbor defining the axis of the decorative element. The moving mechanism includes a circular drive element arranged to be rotatable about a central axis and including an aperture arranged to reveal one of the decorative faces of the decorative element and inside which said decorative element is mounted to rotate about its arbor. The moving mechanism also includes first device for driving the decorative element in rotation about its arbor mounted on the circular drive element and arranged to cooperate with fixed actuation means provided in the periphery of the circular drive element, such that the decorative element rotates about its arbor to successively display its decorative faces in the aperture of the circular drive element while rotating about the central axis.

A digital display mechanism for the alphanumeric segment display of an integer magnitude whose instantaneous value is defined by an output of a timepiece movement, including a continuous display support guided along a particular trajectory by a guide device and driven in at least one direction of travel by a drive device, including at least a first display surface and a second display surface which are different from each other, each first surface or second surface forming only one part of an alphanumeric symbol, numeral or letter, and arranged to be visible to a user of the timepiece, each continuous display support being either a serrated belt driven by a serrated pinion complementary to the serration of the belt, or a chain driven by a pinion complementary to the articulation of the links of this chain.

Mechanical digital display for timepieces

A timepiece including a dial defining an XY plane, an automaton disposed above the dial, the automaton having at least one first member and one second member, which are articulated in order to reproduce beating movements, and a driving mechanism of the automaton. The first member is provided in order to pivot about a first axis which is non-parallel to the XY plane and the second member is provided in order to pivot about a second axis which is different from the first axis. The driving mechanism of the automaton includes actuators of the first and second members, provided in order to make the first and second members respectively pivot according to non-symmetrical pivoting movements and in order to coordinate the pivoting movements of the first and second members so that the combination thereof gives a beating effect of the first and second members.

Timepiece comprising an automaton which is able to reproduce beating of wings

A winding device on a structure of a movement or watch case, including a telescopic push-piece, independent of the control stem, driving a rack for winding a barrel, and including, between a pipe fixed to the case and an operating head, first elastic return device tending to move the head away from the pipe, this head being capable of occupying an angular, longitudinal locking position corresponding to a rest position, or an angular position of freedom allowing axial mobility, or a stop position wherein it has one degree of freedom, this rack, which is movable against second elastic return device, cooperates with a winding wheel set meshing with an intermediate rack actuated by a return spring of the second elastic return device.

Push-piece winding device for watches

A winding mechanism is for a timepiece including at least one first and one second power accumulators. The winding mechanism includes a winding stem, a winding pinion and a sliding pinion having face gear toothings, facing one another. The winding stem and the sliding pinion occupy the same axial winding position. The winding mechanism includes a coupling device which cooperates with the winding pinion and is provided to occupy a first coupling position for coupling the winding pinion and the first power accumulator when the winding stem is turned in one direction, the second power accumulator being uncoupled, without any contact with the coupling device, and a second coupling position for coupling the winding pinion and the second power accumulator when the winding stem is turned in the other direction, the first power accumulator being uncoupled, without any contact with the coupling device.

Growing community of inventors

St-Prex, Switzerland

Bernat Monferrer