Entries |
Document | Title | Date |
20080198701 | Timepiece - In order to counter the effects of the Earth's gravitational force on the operation of a watch movement, the timepiece includes an escapement mechanism designed to drive a finish gear-train of a watch movement which defines a reference plane, and a balance co-operating with the escapement mechanism. Particularly, the balance is mounted in a frame ( | 08-21-2008 |
20080239883 | TIMEPIECE - A timepiece having a mainspring, an output wheel that is rotated by torque output from the mainspring, a lever that pivots synchronously to the output wheel, and a pressure member that pushes the lever. The pressure member pushes the lever so that the output torque of the output wheel increases as the mainspring unwinds. | 10-02-2008 |
20080259737 | ESCAPEMENT INCLUDING TWO ESCAPE WHEELS - The escapement includes first ( | 10-23-2008 |
20080298179 | High-Performance Lever Escapement - The invention concerns an escapement ( | 12-04-2008 |
20090168610 | HOROLOGICAL MOVEMENT COMPRISING A HIGH OSCILLATION FREQUENCY REGULATING DEVICE - The horological movement comprises a regulating device having an oscillation frequency f and an escapement ( | 07-02-2009 |
20090185456 | ELECTROMECHANICAL ESCAPEMENT DEVICE AND TIMEPIECE PART UTILIZING SUCH A DEVICE - The electromechanical escapement device is associated with an electronic circuit having a quartz oscillator and calculation means suitable for calculating the difference between the period of the quartz oscillator and the period of a mechanical oscillator and releasing an escape wheel, normally controlled by said mechanical oscillator, when the difference between said periods is greater than a threshold value. | 07-23-2009 |
20090274012 | MECHANISM TO AVOID RATE VARIATIONS DUE TO GRAVITATION IN A SPRUNG BALANCE REGULATING ORGAN, AND TIMEPIECE PROVIDED WITH SUCH A MECHANISM - The mechanism avoids the rate variations due to the effect of gravitation on a regulating organ of a timepiece whose regulating organ includes a sprung balance and an escape wheel mounted onto a platform. The platform includes an unbalance and is mounted so as to freely rotate about at least a first axis relative to a plate of the movement so that this platform will rotate about the first axis under the effect of terrestrial gravitation. This mechanism includes a wheelwork with a driving kinematical chain linking the escape wheel to a barrel system of the timepiece, and a corrective kinematical chain compensating the movements and speed of the platform relative to the plate, so that these movements of the platform will not perturb the chronometry of the timepiece, this wheelwork including one or several epicycloidal gear trains, each of which contains wheels with straight toothing exclusively. | 11-05-2009 |
20100091617 | TIMEPIECE GEAR TRAIN - The invention concerns a timepiece gear train including at least one pair of circular toothed elements ( | 04-15-2010 |
20100097899 | WATCH MOVEMENT - A watch movement, includes a frame ( | 04-22-2010 |
20100103782 | TIMEPIECE MOVEMENT WITH A KARUSSEL - The timepiece movement ( | 04-29-2010 |
20100128573 | CLOCKWORK - Mechanical clockwork assembly, comprising a drive mechanism, a mechanical control device comprising a mechanical oscillator and a first transmission device for providing a transmission between the drive mechanism and the mechanical oscillator, an electric generator and a second transmission device for providing a transmission between the drive mechanism and the generator, wherein the generator is spaced apart from the mechanical oscillator. In one embodiment the clockwork assembly comprises a sensor for determining a timing of the mechanical oscillator, an actuator for adapting a timing of the mechanical oscillator, an electronic control device connected to the sensor and the actuator, wherein the control device comprises an entry for a reference signal for controlling the timing of the mechanical oscillator on the basis of the reference signal, and wherein at least the control device is connected to the generator for supplying the control device with electric energy from the generator. | 05-27-2010 |
20100135127 | TIMEPIECE MOVEMENT FITTED WITH AN INERTIAL COUPLING MECHANISM - A timepiece movement comprising a coupling mechanism including first and second coupling wheel sets, whereby the rotation of the first coupling wheel set causes the second coupling wheel set to rotate, whereby the coupling mechanism is a centrifugal coupling mechanism including an inertial click secured to the hub of the first coupling wheel set, and meshing with stop members secured to the second coupling wheel set. | 06-03-2010 |
20100149926 | DETENT ESCAPEMENT - This escapement comprises a balance wheel fastened to an impulse element ( | 06-17-2010 |
20100157743 | FIXATION OF A SPIRAL SPRING IN A WATCH MOVEMENT - A method is disclosed for making an isochronous balance-wheel-and-spring assembly for a horological movement in which one spring out of a series of springs is paired with a balance wheel. The spring has characteristics that vary by comparison with other springs of the series, and the spring is designed to be mounted on the staff of the balance-wheel via a collet. One collet out of a set of collets of different sizes is selected on the basis of the spring's characteristics. The collets of different sizes have connection points for attachment of the spring that are located (after assembly) at different distances from the center of the balance staff, the choice of the collet of the most appropriate size facilitating the adjustment of the balance-wheel-and-spring assembly. | 06-24-2010 |
20100214880 | REINFORCED MICRO-MECHANICAL PART - The micro-mechanical part, for example a horological movement part, includes a silicon core ( | 08-26-2010 |
20100238769 | TIMEPIECE MOVEMENT WITH A TOURBILLON FITTED WITH A SHOCK PROTECTION DEVICE - The invention concerns a timepiece movement including a tourbillon that has a rotating carriage bearing a sprung balance and an escapement, wherein said carriage includes a top pivot and a bottom pivot, respectively carried by a top bridge and a bottom bridge of the carriage, and said carriage pivots between a bottom plate of said timepiece movement and a bridge of said movement, characterized in that it further includes a stop member, arranged for limiting the axial shake of the carriage. | 09-23-2010 |
20100246338 | TIMEPIECE MOVEMENT INCLUDING A KARUSSEL - The timepiece movement includes a barrel, an escapement that has an escape wheel and pinion ( | 09-30-2010 |
20110019505 | COAXIAL HOROLOGICAL MOVEMENT - Horological movement comprising an energy accumulator ( | 01-27-2011 |
20110019506 | ESCAPEMENT MECHANISM - An escapement mechanism adapted for transmitting mechanical energy pulses from a driving source to an oscillating regulator of a timepiece via a blade spring ( | 01-27-2011 |
20110026373 | MECHANISM TO AVOID RATE VARIATIONS DUE TO GRAVITATION IN A SPRUNG BALANCE REGULATING ORGAN, AND TIMEPIECE PROVIDED WITH SUCH A MECHANISM - The mechanism avoids the rate variations due to the effect of gravitation on a regulating organ of a timepiece whose regulating organ includes a sprung balance and an escape wheel mounted onto a platform. The platform includes a counterweight and is mounted so as to freely rotate about at least a first axis relative to a plate of the movement so that this platform will rotate about the first axis under the effect of terrestrial gravitation. This mechanism includes a wheelwork with a driving kinematical chain linking the escape wheel to a barrel system of the timepiece, and a corrective kinematical chain compensating the movements and speed of the platform relative to the plate, so that these movements of the platform will not perturb the chronometry of the timepiece. | 02-03-2011 |
20110038233 | MODULAR HOROLOGICAL MOVEMENT - The present invention relates to a timepiece movement allowing the arrangement of the various displays to be varied. The movement according to the invention comprises a first module provided both with a first frame and with at least one first wheel assembly mounted rotatably on the first frame, a second module provided both with a second frame and with at least one second wheel assembly mounted rotatably on the second frame, which first and second wheel assemblies are connected kinematically together, positioning means, and, connected to the first and second frames, means for fixing the modules to each other. The positioning means are positioned concentrically with the axis of rotation of either the first or second wheel assembly and are arranged so as to allow relative positioning of the two modules in a plurality of angular positions with reference to the axis of rotation of the wheel assembly with which the positioning means are concentric. According to the invention, either the first or second module is a going-train module ( | 02-17-2011 |
20110096635 | TOURBILLON AND TIMEPIECE MOVEMENT INCLUDING THE SAME - The tourbillon mechanism is characterized in that it includes a toothed wheel ( | 04-28-2011 |
20110096636 | REGULATING ORGAN COMPRISING AT LEAST TWO BALANCES - The present invention concerns a regulating organ, in particular a regulating organ adapted to be integrated into a mechanical watch. The regulating organ comprises a first balance and a first spiral. Moreover, the regulating organ comprises at least one second balance fastened on the axle of said first balance. The present invention also concerns a movement of a mechanical watch or a watch piece comprising such a regulating organ. | 04-28-2011 |
20110116347 | SPRUNG BALANCE RESONATOR FOR A TIMEPIECE - The invention relates to a resonator ( | 05-19-2011 |
20110228644 | Detachable Clock and Gear Assembly Structure - The present invention relates to an improved detachable clock and watch gear assembly structure, which divides the gear assembly into detachable and independent first and second devices; the first device comprises: main and pinion gear representing hour, minute and second hands, spiral spring wheel for storing energy and spiral spring for ringing; the second device comprises: time-controlled precision escapement wheel, pallet, balance spring and balance wheel; of which, the first device can clamp securely the main and pinion gears as well as spiral spring by using upper/lower plywood along with the fixed leg, so can the second device clamp securely the escapement wheel, pallet, balance spring and balance wheel in the same way; an fixed arm is extended from the upper/lower plywood at one side of the first device to clamp the second device and fix it by bolt for meshing and interlocking purpose; with this design, the first device can be checked or replaced in common repair or replacement process, helping to avoid error disassembly of the precision second device and difficult alignment or otherwise malfunction for easier and quicker assembly purpose. | 09-22-2011 |
20120026845 | WEAR AND SHOCK RESISTANT ESCAPEMENT LEVER FOR A TIMEPIECE MOVEMENT - The invention concerns a escapement lever ( | 02-02-2012 |
20120063273 | Detent escapement for timepiece and mechanical timepiece - A detent escapement for a timepiece capable of decreasing energy loss with respect to a free oscillation of a balance and improving a timekeeping accuracy is provided. In addition, a detent escapement of a timepiece capable of realizing miniaturization and suppressing variations in the accuracy of a finished product due to assembly errors is provided. A one-side actuating spring of a detent | 03-15-2012 |
20120063274 | Detent escapement for timepiece and mechanical timepiece - A detent escapement for a timepiece has an escape wheel and a balance that freely oscillates about a balance staff and includes an impulse jewel that contacts a wheel tooth of the escape wheel and an unlocking stone. A blade includes a locking stone that contacts the wheel tooth of the escape wheel and is supported so as to be capable of approaching to and separating from the escape wheel. A one-side actuating spring contacts the unlocking stone and is elastically deformed along the approaching and separating direction with respect to the blade. The blade is constituted of a blade main body and a blade adjustment portion that is separated from the blade main body. | 03-15-2012 |
20120075963 | ANTI-TRIP BALANCE-SPRING FOR A TIMEPIECE ESCAPEMENT - The anti-trip balance-spring for a timepiece escapement which has no stop member is intended to oscillate between two extreme positions, passing through a position of equilibrium. It includes a plurality of coils and further includes means for locking at least two consecutive coils when the amplitude of rotation from the position of equilibrium to at least one of the end positions, reaches a determined angle Ψ. | 03-29-2012 |
20120092969 | CLOCK MOVEMENT - The invention relates to a clock movement including a frame ( | 04-19-2012 |
20120113763 | ANTI-TRIP DEVICE FOR AN ESCAPE MECHANISM - The invention concerns an anti-trip device ( | 05-10-2012 |
20120113764 | SYNCHRONOUS ESCAPEMENT FOR A TIMEPIECE MECHANISM - Escape wheel ( | 05-10-2012 |
20120113765 | ANTI-TRIP DEVICE FOR AN ESCAPE MECHANISM - Anti-trip device ( | 05-10-2012 |
20120127836 | HOROLOGICAL MOVEMENT COMPRISING A HIGH OSCILLATION FREQUENCY REGULATING DEVICE - The horological movement comprises a regulating device having an oscillation frequency (f) and an escapement for maintaining the oscillations of the regulating device. The escapement comprises an escape wheel having (N) teeth. The frequency (f) is at least equal to about 5 Hz, and the ratio between the number (N) of teeth and the frequency (f) is substantially equal to 5. | 05-24-2012 |
20120269044 | GOING TRAIN FOR A TIMEPIECE - The going train for a timepiece has a mechanical movement having a frame ( | 10-25-2012 |
20130016590 | TIMEPIECE MOVEMENT COMPRISING A MODULE FITTED WITH A WHEEL SET MESHING WITH ANOTHER WHEEL SET PIVOTING IN A BASE ON WHICH THE MODULE IS MOUNTEDAANM Moulin; JulienAACI VollegesAACO CHAAGP Moulin; Julien Volleges CHAANM Villar; IvanAACI BienneAACO CHAAGP Villar; Ivan Bienne CHAANM Kaelin; LaurentAACI SonvilierAACO CHAAGP Kaelin; Laurent Sonvilier CHAANM Wyssbrod; BaptistAACI NidauAACO CHAAGP Wyssbrod; Baptist Nidau CH - Timepiece movement including a module fitted with a first wheel set meshing with a second wheel set, which pivots on a base on which the module is mounted. The movement includes a means of positioning the module formed by a cam, at least most of the periphery of which forms an Archimedes' spiral. The cam is arranged so as to allow the distance of centres between the first and second wheel sets to be adjusted, when the cam is rotated on itself about the centre of the Archimedes' spiral. The cam is preferably calibrated. The invention also concerns a method of adjusting the distance of centres between the two wheel sets using said cam to optimise the gearing efficiency of the two wheel sets. | 01-17-2013 |
20130070570 | IMMOBILIZING DEVICE FOR A TOOTHED WHEEL - The invention relates to an immobilizing device for a toothed wheel suitable for the field of horology where it can be part of a direct- or indirect-impulse escapement, in particular in a wristwatch. This immobilizing device ( | 03-21-2013 |
20130148479 | MODULAR TIMEPIECE MOVEMENT WITH FUNCTIONAL MODULES - Mechanical timepiece movement ( | 06-13-2013 |
20130176829 | OSCILLATING MECHANISM WITH AN ELASTIC PIVOT AND MOBILE ELEMENT FOR TRANSMITTING ENERGY - An oscillating mechanism for a timepiece movement, including a first rigid element and a second rigid element, each one fixed on a different element of the movement and at least one of which is mobile relative to the other and pivots about an axis. The mechanism is monobloc and flexible with a variable geometry, and includes a first elastic restoring mechanism producing an elastic connection between the first rigid element and an intermediate rigid element, and a second elastic restoring mechanism producing an elastic connection between the intermediate element and the second rigid element, which all are coplanar according to one plane and configured to be deformed according to the plane. | 07-11-2013 |
20130215723 | TIMEPIECE - Timepiece including a back and display element, the timepiece being inscribed between first and second mutually parallel reference planes, the first plane being tangential to the back, and the second plane lying on the same side as the display element. The timepiece contains a movement which includes a framework. The framework includes at least two components positioned one on each side of a reference axis perpendicular to the first and second planes, on each of which components there are mounted a balance and an escapement, which together respectively form a platform escapement, each balance being mounted to pivot about an axis of rotation in the corresponding component. The framework further includes at least one support element having at least one bearing surface on which at least one of the platform escapements is positioned so that the axis of rotation is inclined with respect to the reference planes and intersects them. | 08-22-2013 |
20130286795 | ASSEMBLY OF A PART THAT HAS NO PLASTIC DOMAIN - An assembly of an axially extending member, made of a first material, in an aperture of a part, made of a second material having no plastic domain. The part includes pierced holes forming an elastic deformation mechanism distributed around the aperture thereof. Further, the member includes an elastically and plastically deformed, radially flared portion that radially grips a wall of the part surrounding the aperture by stressing the elastic deformation mechanism, so as to secure the assembly in a manner that is not destructive for the part. The assembly can be used in the field of timepieces. | 10-31-2013 |
20140029389 | ANTI-TRIP BALANCE SPRING FOR A TIMEPIECE - Anti-trip mechanism ( | 01-30-2014 |
20140098647 | MECHANISM PREVENTING RATE VARIATIONS CAUSED BY GRAVITY ON A BALANCE-SPRING REGULATING DEVICE AND TIMEPIECE INCORPORATING THIS IMPROVEMENT - The mechanism preventing rate variations caused by the effect of gravity on a regulating member of a timepiece movement includes a regulating member having a balance-spring and an escapement wheel which are mounted on a platform. This platform includes an unbalance and is mounted so as to freely rotate about at least one first axis with respect to a plate of the movement so that the platform rotates under the effect of the Earth's gravity. The mechanism includes a going train including a kinematic drive chain arranged to connect the escapement wheel to a barrel system of the timepiece and a kinematic correcting chain which compensates for the displacements and speed of the platform with respect to the plate. This mechanism further includes a regulator device including a regulator member connected to the platform and driven by the relative movements between the platform and the plate of the timepiece movement. | 04-10-2014 |
20140126338 | TIMEPIECE - A timepiece includes: a frame; a mobile body of a finishing gear train; and a tourbillon mechanism including a holder supporting a balance and at least one escapement. The tourbillon mechanism includes: an outer ring rotatably mounted onto the frame about a first axis; at least one inner ring inside the outer ring and rotatable relative to the outer ring about a second axis, the holder being pivotably mounted in the inner ring and secured to a shaft around which the inner ring is freely and rotatably mounted about a third axis; a first toothed member mounted onto the frame; a first pinion secured to the shaft of the holder to engage with the first toothed member to rotate the holder; and a unit driving the inner ring, engaging with the movable body of the finishing gear train and arranged to move the inner ring and, consequently, the outer ring. | 05-08-2014 |
20140133281 | TIMEPIECE ANTI-TRIP MECHANISM - Anti-trip mechanism for limiting the travel of a timepiece balance including a pin projecting from a staff, including a flexible multistable or bistable element carrying an anti-trip stop member and which is fixed, via flexible and elastic connecting members, to a rigid structural element of a timepiece movement. One end of said anti-trip stop member is arranged, according to the angular position of the balance, to interfere with the trajectory of the pin, and to perform the function of a stop if the balance exceeds its normal angular travel. | 05-15-2014 |
20140160901 | ASSEMBLY DEVICE USING THE DEFORMATION OF RESILIENT ARMS - The invention relates to a system of assembling a member, made of a first material, in the aperture of a part made of a second material having no usable plastic domain, using an intermediate portion ( | 06-12-2014 |
20140185418 | BALANCE, TIMEPIECE MOVEMENT, TIMEPIECE AND MANUFACTURING METHOD OF BALANCE - There is provided a balance which includes a balance staff which is pivotally supported rotatably; and a balance wheel which is arranged around the balance staff and in which one end portion is a fixed end portion fixed to a connection arm which is radially connected to the balance staff and the other end portion is a free end portion which can be radially deformed. The balance wheel has a first rim which is connected to the connection arm and a second rim which is arranged to be overlapped with the first rim and formed of a material having a linear expansion coefficient different from the first rim, and the first rim and the second rim are bonded together by using a melting portion in which respective materials thereof are melted. | 07-03-2014 |
20140192627 | TIMEPIECE MOVEMENT WITH A BALANCE AND HAIRSPRING - A timepiece movement includes a balance-and-hairspring regulator and an escapement co-operating with the regulator, the outer turn ( | 07-10-2014 |
20140241134 | TEMPERATURE COMPENSATION-TYPE BALANCE, TIMEPIECE MOVEMENT, MECHANICAL TIMEPIECE AND MANUFACTURING METHOD OF TEMPERATURE COMPENSATION-TYPE BALANCE - A temperature compensation-type balance includes a balance staff, and a balance wheel that has a plurality of bimetal portions which are disposed in parallel to each other in a circumferential direction around a rotational axle O of the balance staff and connection members which connect the plurality of bimetal portions and the balance staff. The bimetal portion is a layered body in which a first member and a second member are radially overlapped, and one end portion in the circumferential direction is a fixed end connected to the connection member and the other end portion in the circumferential direction is a free end. The first member is formed of a ceramic material, and the second member is formed of a metal material having a thermal expansion coefficient different from that of the first member. | 08-28-2014 |
20140254330 | SPIRAL SPRING - A spiral spring ( | 09-11-2014 |
20140254331 | SPIRAL SPRING - A spiral spring ( | 09-11-2014 |
20140286139 | TIMEPIECE MECHANISM STRUCTURE - Timepiece mechanism structure ( | 09-25-2014 |
20140286140 | TIMEPIECE BALANCE SPRING - Timepiece escape mechanism sub-assembly including at least one bar and at least one balance spring, the outer end of which is secured to a balance spring stud. | 09-25-2014 |
20140286141 | TIMEPIECE MECHANISM CASSETTE - Timepiece mechanism cassette including at least one bearing surface for positioning the cassette in a movement, a plate and a bar, at least one of which is rigid, between or on which there are arranged functional components at least two of which are movable relative to each other. | 09-25-2014 |
20140321250 | TIMEPIECE PART - A timepiece part, includes a frame having a power source, a housing including a first pivotal movement system and a second pivotal movement system; an escapement set up on a mounting, a first kinematic linkage including a first wheel borne by a first half-shaft from the first pivotal movement system and a second wheel borne by a first half-shaft from the second pivotal movement system, and a second kinematic linkage including a first wheel borne by the second half-shaft from the first pivotal movement system and a second wheel borne by the first or second half-shaft of the second pivotal movement system. One of the wheels borne by the second pivotal movement system is kinematically linked to the power source, and the other wheel borne by the pivotal movement system is stationary relative to the frame. Both wheels borne by the first system are kinematically linked to a differential. | 10-30-2014 |
20140341000 | ANTI-ADHESION DEVICE FOR A BALANCE SPRING ON A BAR - The invention relates to a timepiece movement including a resonator formed by the cooperation of a balance with a balance spring, said resonator being pivotally mounted between a bar and another part such as a bar or a main plate. According to the invention, the timepiece movement further includes a device preventing adhesion of said balance spring against said bar including a surface decreasing means formed on the bar for limiting the contact surface when the faces of said balance spring and of said bar touch each other. | 11-20-2014 |
20140376337 | TIMEPIECE ASSEMBLY WITH OVERMOULDED WHEEL SETS - Timepiece assembly ( | 12-25-2014 |
20150016231 | MICROMETRIC ADJUSTMENT OF THE ENDSHAKE OF A TIMEPIECE WHEEL SET - Device for the micrometric endshake adjustment of a timepiece wheel set in an axial direction in relation to a structure, including a pivot bearing for this wheel set defining an axial stop member for this wheel set in this axial direction. | 01-15-2015 |
20150063082 | FLEXIBLE ESCAPEMENT MECHANISM WITH MOVABLE FRAME - An escapement mechanism for a timepiece movement or timepiece including at least one balance and at least one escape wheel. A transmission of impulses between the balance and the escape wheel is achieved by a single-piece flexible mechanism including at least one feeler spindle cooperating with the escape wheel or, respectively, with the balance, and the single-piece, flexible mechanism is connected by at least one flexible blade to a fixed structure of the timepiece, or respectively to the escape wheel. | 03-05-2015 |
20150063083 | OPERATION STABILIZATION MECHANISM, MOVEMENT, AND MECHANICAL TIMEPIECE - Provision of an operation stabilization mechanism, a movement, and a mechanical timepiece capable of stabilizing the operation of the balance with hairspring while preventing a change in the oscillation cycle of the balance with hairspring due to the gravitational force even in the case where a constant-force device is provided. An operation stabilization mechanism includes: an outer carriage | 03-05-2015 |
20150124569 | TIMEPIECE WHEEL SET WITH A UNIDIRECTIONAL WHEEL - Timepiece wheel set with a unidirectional wheel including an arbor carrying a pinion and at least a first wheel that is coaxial with this pinion and pivotally mounted on this arbor, this first wheel being connected to the arbor by elastic rotational return means or at least a first spring constituting first means of uncoupling, which exert a friction force on this first wheel, and the wheel set including a second wheel pivotally mounted on this arbor, and connected to this arbor by second elastic rotational return means or at least a second spring constituting second uncoupling means, which exert a friction force on this second wheel. | 05-07-2015 |
20150131414 | Escapement Device for Timepiece - Escapement device of a timepiece movement includes an escapement wheel, a first mobile having means of locking with the escapement wheel and of mechanical transmission with the escapement wheel, a second mobile and the balance roller. The second mobile has means of locking with the escapement wheel and means of mechanical transmission with the escapement wheel and the first mobile. The mobiles are driven by the escapement wheel tangentially. | 05-14-2015 |
20150138930 | TIMEPIECE BALANCE SPRING STUD-HOLDER WITH SCREWS | 05-21-2015 |
20150138931 | TIMEPIECE BALANCE SPRING STUD-HOLDER WITH SCREWS - Assembly for holding a balance spring including a stud including a surface for orienting a balance spring, and a stud-holder, which includes:
| 05-21-2015 |
20160147196 | BALANCE SPRING STUD FOR A TIMEPIECE - Balance spring stud including, around a housing receiving a balance spring of reference thickness, a one-piece component made of a shape memory alloy and including two lugs, each arranged to rest on one of the surfaces of the balance spring, and wherein, in the free state, the minimum width of the air gap of the lugs is greater than the maximum value of the reference thickness when the component is in an open position corresponding to a martensitic structure, and wherein the maximum width of the air gap is less than the minimum value of the reference thickness when the component is in a closed position corresponding to an austenitic structure, and the balance spring includes an area of lesser thickness having a minimum thickness equal to the reference thickness, surrounded by areas of large thickness having a minimum thickness greater than the reference thickness. | 05-26-2016 |
20160154379 | SYSTEM FOR SECURING A BALANCE SPRING | 06-02-2016 |
20160161915 | TOURBILLON MECHANISM - A tourbillon mechanism for a timepiece movement includes a balance mechanism, an escapement mechanism and a carriage mounted in a structure of the timepiece movement in rotation about a tourbillon axis. The balance mechanism includes a spring and a balance wheel mounted in the carriage to pivot about the tourbillon axis. The escapement mechanism includes an escape wheel with teeth and a pallet-lever including pallet-stones configured to engage the teeth, the pallet-lever being mounted in the carriage and coupled in rotation to the carriage by a pivot device. The escape wheel encircles the tourbillon axis and is attached to or integral with the structure of the timepiece movement. | 06-09-2016 |
20160251215 | ONE-PIECE, HOLLOW MICROMECHANICAL PART WITH SEVERAL FUNCTIONAL LEVELS FORMED OF A SYNTHETIC CARBON ALLOTROPE BASED MATERIAL | 09-01-2016 |
20160252881 | CONSTANT FORCE ESCAPEMENT MECHANISM | 09-01-2016 |