Abstract: A mechanism for displaying the periods of an annual cycle (100) for a timepiece (200) capable of being driven by being dragged by a running train (10) of a horological movement (1), characterised in that the mechanism for displaying the periods of an annual cycle (100) includes: an indicator indicating the periods of an annual cycle (110); an annual cycle train (120) capable of being driven by said running train (10) of the horological movement (1), and of rotating the indicator of the periods of an annual cycle (110); the mechanism for displaying the periods of an annual cycle (100) being characterised in that the annual cycle train (120) forms a gear train configured to have a ratio of 1:365.2 or a ratio that is a multiple of 1:365.2 between the running train (10) and the indicator of the periods of an annual cycle (110).

Abstract: A mechanism for displaying the periods of an annual cycle (100) for a timepiece (200) capable of being driven by being dragged by a running train (10) of a horological movement (1), characterised in that the mechanism for displaying the periods of an annual cycle (100) includes: an indicator (110) indicating the periods of an annual cycle; an annual cycle train (120) capable of being driven by said running train (10) of the horological movement (1), and of rotating the indicator of the periods of an annual cycle (110); the mechanism for displaying the periods of an annual cycle (100) being characterised in that the annual cycle train (120) forms a gear train between the running train (10) and the indicator of the periods of an annual cycle (110) including at most four gearings.

Abstract: A friction system (100) for a horology movement including: an arbor (1) with a longitudinal axis (L) including: a first fixed element (2) mounted so as to rotate integrally with the arbor (1) and having a first support surface (40); a second fixed element (7) mounted so as to rotate integrally with the arbor (1); a toothed organ (3) mounted so as to rotate freely on the arbor (1) between the first fixed element (2) and the second fixed element (7). The toothed organ (3) is integral with a socket coupling (4) having a second support surface (42), and the second fixed element (7) includes a body (72) configured to rotate integrally with the arbor (1) and resilient brackets (71) protruding relative to the body (72) and extending towards the toothed organ, the resilient brackets (71) being resiliently pressed against the second support surface (42) of the socket coupling.

Abstract: Provided is an ambient physical variable measuring device (5) 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 (21). An indexing mechanism (40) to index the position of a physical variable maximum value display train (24) at each advance, the indexing mechanism (40) comprising a blocking organ (41) cooperating with an indexing wheel assembly (43). The the indexing wheel assembly (43) is kinematically connected to the physical variable maximum value display wheel (21) by a gear train T1, T2 and in that the gear ratio of the gear train T1, T2 between the physical variable maximum value display wheel (21) and the indexing wheel assembly (43) is a multiplication ratio.

Abstract: 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.

Abstract: 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.

Abstract: A watch movement including a date mechanism including a drive mobile with 31 stable positions actuated in steps of one step per day by a time train; a mechanism for displaying the periods of an annual cycle driven in jumps by the drive mobile, the mechanism for displaying the periods of an annual cycle including a member for indicating the periods of an annual cycle and an annual cycle train moved directly by the drive mobile and configured to rotate the member for indicating annual cycle periods; the annual cycle train including an annual cycle drive wheel kinematically coupled in rotation with an annual cycle correction wheel, the annual cycle correction wheel being meshed with the member for indicating annual cycle periods; an annual cycle correction mechanism configured to correct the mechanism for displaying the periods of an annual cycle by rotating a winding stem rotating the annual cycle correction wheel and changing the indexing between the annual cycle drive wheel and the annual cycle correction whe

Abstract: A karussel for a horological movement, the karussel including an inertial mass, a guide and a resilient return element for returning the inertial mass, configured to cause it to oscillate in a plane, as well as an escapement mechanism cooperating with the inertial mass, the karussel including a carriage intended to be rotatable, the inertial mass, the guide, the resilient return element and the escapement mechanism being arranged inside the carriage, the karussel including a first ball bearing allowing the carriage to rotate, when mounted in a horological movement, and a second ball bearing allowing the escapement mechanism to be actuated, the first ball bearing and the second ball bearing being arranged substantially in the same plane. A horological movement can include such a karussel, and a timepiece can include such a horological movement.

Abstract: A mechanism for displaying the periods of an annual cycle (100) for a timepiece (200) capable of being driven by being dragged by a running train (10) of a horological movement (1), characterised in that the mechanism for displaying the periods of an annual cycle (100) includes: an indicator indicating the periods of an annual cycle (110); an annual cycle train (120) capable of being driven by said running train (10) of the horological movement (1), and of rotating the indicator of the periods of an annual cycle (110); the mechanism for displaying the periods of an annual cycle (100) being characterised in that the annual cycle train (120) forms a gear train configured to have a ratio of 1:365.2 or a ratio that is a multiple of 1:365.2 between the running train (10) and the indicator of the periods of an annual cycle (110).

Abstract: A mechanism for displaying the periods of an annual cycle (100) for a timepiece (200) capable of being driven by being dragged by a running train (10) of a horological movement (1), characterised in that the mechanism for displaying the periods of an annual cycle (100) includes: an indicator (110) indicating the periods of an annual cycle; an annual cycle train (120) capable of being driven by said running train (10) of the horological movement (1), and of rotating the indicator of the periods of an annual cycle (110); the mechanism for displaying the periods of an annual cycle (100) being characterised in that the annual cycle train (120) forms a gear train between the running train (10) and the indicator of the periods of an annual cycle (110) including at most four gearings.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A timepiece mechanism (100) for disengaging a gear train. The timepiece mechanism (100) includes a gear set (110), a disengagement member (120), a holding member (121) and a control member (130). The gear set (110) includes a first wheel (111), a second wheel (112) and an intermediate wheel (113) configured to be driven by or for driving the first wheel (111) and/or for driving the second wheel (112). The holding member (121) holds the first wheel (111) and/or the second wheel (112) when the disengagement member (120), controlled by the control member (130), moves the intermediate wheel (113) between an engaged position (101) and a disengaged position (102). Hence the timepiece mechanism (100) is held in position while disengaging the watch mechanism.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: Provided is a timepiece mechanism (1, 1?) indicating information relating to the ambient pressure. The timepiece includes an ambient pressure measuring device that deforms mechanically due to ambient pressure variation. The device includes a first wheel assembly (31) kinematically linked to the ambient pressure measuring device that rotates under the effect of an ambient pressure variation and a measured pressure indicator mechanism (40) including a measured pressure indicator organ. The device also includes a second wheel assembly (33) configured to be in uncouplable connection with the first wheel assembly (31) so thesecond wheel assembly (33) is rotated by the first wheel assembly (31) under the effect of the pressure variation. Also included is a zero-reset mechanism (100) to position the measured pressure indicator organ (44) in a reference position by uncoupling the second wheel assembly (33) from the first wheel assembly (31).

Abstract: Provided is an ambient physical variable measuring device (5) 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 (21). An indexing mechanism (40) to index the position of a physical variable maximum value display train (24) at each advance, the indexing mechanism (40) comprising a blocking organ (41) cooperating with an indexing wheel assembly (43). The the indexing wheel assembly (43) is kinematically connected to the physical variable maximum value display wheel (21) by a gear train T1, T2 and in that the gear ratio of the gear train T1, T2 between the physical variable maximum value display wheel (21) and the indexing wheel assembly (43) is a multiplication ratio.