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EP4202570A1 - Uhrwerk mit einer sekundenstopp-funktion, die von zwei verschiedenen steuerorganen aus betätigt werden kann - Google Patents

Uhrwerk mit einer sekundenstopp-funktion, die von zwei verschiedenen steuerorganen aus betätigt werden kann Download PDF

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Publication number
EP4202570A1
EP4202570A1 EP21217365.2A EP21217365A EP4202570A1 EP 4202570 A1 EP4202570 A1 EP 4202570A1 EP 21217365 A EP21217365 A EP 21217365A EP 4202570 A1 EP4202570 A1 EP 4202570A1
Authority
EP
European Patent Office
Prior art keywords
rocker
transmission
hammer
satellite
stop lever
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP21217365.2A
Other languages
English (en)
French (fr)
Other versions
EP4202570B1 (de
Inventor
Alain Zaugg
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.)
Montres Breguet SA
Original Assignee
Montres Breguet SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Montres Breguet SA filed Critical Montres Breguet SA
Priority to EP21217365.2A priority Critical patent/EP4202570B1/de
Priority to JP2022162144A priority patent/JP7454026B2/ja
Priority to US17/965,287 priority patent/US20230205138A1/en
Priority to CN202211663389.9A priority patent/CN116339106A/zh
Publication of EP4202570A1 publication Critical patent/EP4202570A1/de
Application granted granted Critical
Publication of EP4202570B1 publication Critical patent/EP4202570B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B33/00Calibers
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B27/00Mechanical devices for setting the time indicating means
    • G04B27/02Mechanical devices for setting the time indicating means by making use of the winding means
    • G04B27/04Mechanical devices for setting the time indicating means by making use of the winding means with clutch wheel
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00Indicating the time by visual means
    • G04B19/02Back-gearing arrangements between gear train and hands
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B1/00Driving mechanisms
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B27/00Mechanical devices for setting the time indicating means
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B27/00Mechanical devices for setting the time indicating means
    • G04B27/001Internal gear therefor, e.g. for setting the second hand or for setting several clockworks
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B27/00Mechanical devices for setting the time indicating means
    • G04B27/004Mechanical devices for setting the time indicating means having several simultaneous functions, e.g. stopping or starting the clockwork or the hands
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B33/00Calibers
    • G04B33/10Calibers with seconds hand arranged in the centre of the dial
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B3/00Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously
    • G04B3/001Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously by push button
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B3/00Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously
    • G04B3/006Mechanical winding up; winding up with special equipment
    • GPHYSICS
    • G04HOROLOGY
    • G04DAPPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/006Testing apparatus for complete clockworks with regard to external influences or general good working
    • G04D7/009Testing apparatus for complete clockworks with regard to external influences or general good working with regard to the functioning of the automatic winding-up device

Definitions

  • the invention relates to the field of watchmaking, and in particular watch movements.
  • the invention relates to a watch movement comprising a “stop seconds” function operable from two separate control members.
  • stop seconds function is a well-known horological complication and makes it possible to immobilize the seconds display in order to be able to set the time of a watch more precisely.
  • This function is implemented by the immobilization of the regulator of the watch by a suitable stop mechanism, following the request by a user of a crown of the watch. Once the watch has been set, the regulator is released by pressing the crown again.
  • the "stop seconds" function is associated with setting the seconds display to a reference position, the reference position generally corresponding to the zero position, i.e. i.e. 12:00 p.m.
  • the invention solves the aforementioned drawbacks.
  • the present invention relates to a horological movement comprising a moving part of a display of a time value, such as a seconds moving part, an energy source connected to this moving part of a display to drive it in rotation, and a regulator intended to regulate the movement of this moving part of a display, said watch movement comprising a control mechanism adapted to occupy an active state in which it cooperates with the regulator to immobilize it, and an inactive state in which it releases the regulator so that the latter is capable of regulating the movement of the mobile of a display of a time value.
  • a time value such as a seconds moving part
  • an energy source connected to this moving part of a display to drive it in rotation
  • a regulator intended to regulate the movement of this moving part of a display
  • said watch movement comprising a control mechanism adapted to occupy an active state in which it cooperates with the regulator to immobilize it, and an inactive state in which it releases the regulator so that the latter is capable of regulating the movement of the mobile of a display of a
  • the control mechanism comprises two motion transmission modules each intended to be connected to its own control member, each of said modules being configured to drive the control mechanism between its inactive state and its active state on request from the control member to which it is connected.
  • the invention may also include one or more of the following characteristics, taken separately or in all technically possible combinations.
  • control mechanism is suitable for occupying an active state in which it cooperates with the mobile of a display of a time value to drive it in rotation in a predefined position, and an inactive state in which it releases the mobile from a display of a time value so as to authorize its movement.
  • control mechanism comprises a hammer arranged mobile in rotation, the satellite rocker being configured so as to connect the transmission modules and the hammer so that said hammer occupies an active position in which it rests against a heart cam secured to the moving part of a display of a time value when the satellite flip-flop occupies the active position.
  • the stop lever, the hammer and the transmission rocker are rotatable around the same axis of rotation.
  • the hammer and the stop lever are urged towards their respective active position by a spring and arranged in abutment against a retaining element of the satellite rocker.
  • one of the transmission modules comprises a transmission lever extending between two ends, said lever being rotatable at one of its ends and comprising at the other end a protrusion by which it cooperates with the transmission rocker so as to drive it in rotation when it is acted upon by one of the control members, called the “first control member”, to which it is connected.
  • the transmission lever is arranged to bear against an arm of the shift rocker. transmission so as to oppose the force exerted by the spring tending to drive said stop lever and said hammer into their active position.
  • one of the transmission modules comprises a link rocker intended to be connected to one of the control members, called “second control member”, the link rocker and the satellite rocker being connected to each other by a connecting rod, so that the actuation of the second control member causes the rotation of the satellite rocker.
  • the connecting rod is fixed to a first wing of the satellite rocker, said first wing being opposite a second wing comprising the retaining element against which the hammer and the stop lever are arranged to bear.
  • the stop lever and the hammer are arranged to bear against a tenon extending from a surface of the second wing of the satellite rocker, said tenon being arranged so as to constitute the retaining element.
  • the tenon is engaged in a cavity that includes the stop lever, the spring being arranged in abutment only against the hammer.
  • the present invention relates to a watch comprising a horological movement as described above, and in which the control members are constituted by a crown and by a pusher.
  • the pusher is adapted to cooperate with an actuator of a sympathetic pendulum, so as to act on the transmission module with which it is connected upon request from said actuator.
  • the present invention relates to a watch 10 comprising a watch movement provided with a “stop seconds” function as shown schematically in the figure 1 .
  • the watch 10 in a preferred application of the present invention, is a sympathetic watch intended to cooperate with a sympathetic clock.
  • the horological movement according to the present invention comprises a wheel set for a time value display, such as a seconds wheel set, intended to carry a seconds display 11, such as a seconds hand.
  • the watch movement further comprises an energy source, such as a barrel 12, connected to the seconds wheel to drive it in rotation, in a manner known to those skilled in the art, and a regulator 13 intended to regulate the movement of the seconds wheel, as seen on the figure 1 .
  • an energy source such as a barrel 12
  • a regulator 13 intended to regulate the movement of the seconds wheel, as seen on the figure 1 .
  • the watch movement also includes a control mechanism 20, as illustrated in the figures 2 to 6 , adapted to occupy an active state in which it cooperates, on the one hand, with the regulator 13 to immobilize it, and on the other hand, with the mobile of the seconds to drive it in rotation in a predefined position.
  • the control mechanism 20 is also suitable for occupying an inactive state in which it releases, on the one hand, the regulator 13 so that the latter is capable of regulating the movement of the seconds mobile, and on the other hand, the mobile seconds so as to authorize its movement.
  • control mechanism 20 comprises two motion transmission modules each intended to be connected to its own control member, said transmission modules being both configured to drive the control mechanism 20 between its inactive state and its active state, upon request from the control device to which they are connected.
  • control mechanism 20 comprises a stop lever 21 arranged in a rotatable manner and occupying an active position in which it bears against the regulator 13 when the control mechanism 20 is in the active state. More specifically, as shown by the figures 1 to 6 , the stop lever 21 comprises a support arm 210 intended to bear by its free end against a balance of the regulator 13, and a transmission arm 211 intended to receive forces causing the movement of the stop lever 21.
  • the control mechanism 20 also comprises a hammer 22 arranged in a rotatable manner, and occupying an active position in which it rests against a heart cam 110 integral with the seconds wheel set when the control mechanism 20 is in the active state.
  • control mechanism 20 comprises a transmission rocker 23 carrying a satellite rocker 261 configured so as to connect the transmission modules with the stop lever 21 and the hammer 22, and so as to occupy an active position when the mechanism of control 20 occupies the active state in which said rocker drives said stop lever 21 and said hammer 22 into their active position.
  • the control members when one of the control members is activated, it causes the movement of the transmission module to which it is connected, and the driving of the stop lever 21 and of the hammer 22 via the rocker of the satellite rocker. 261.
  • the satellite rocker 261 is fixed in a rotatable manner on the transmission rocker 23.
  • the stop lever 21, the hammer 22 and the transmission rocker 23 are rotatable around the same axis of rotation. This characteristic advantageously makes it possible to simplify the control mechanism 20.
  • the control mechanism 20 comprises a spring 24 making it possible to force the control mechanism 20 towards its active state. More specifically, the spring 24 is configured so as to urge the hammer 22 and the stop lever 21 towards their respective active position, the latter being arranged in abutment against a retaining element carried by the satellite rocker 261. In other words, the spring 24 applies a return force to the hammer 22 which transmits it to the stop lever 21 and to the transmission lever 23 via the retaining element.
  • the hammer 22 is interposed between the stop lever 21 and the transmission rocker 23.
  • first transmission module comprises a transmission lever 25 extending between two ends and being connected to one of the control members, called “first control member” at the level of a pivot 250 arranged between said ends. It should be noted that the characteristics of the first transmission module are identical in the two exemplary embodiments of the invention shown in the figures.
  • the first control member is preferably formed by an actuator of the watch 10, such as a pusher 14, adapted to cooperate with an actuator of a sympathetic clock.
  • actuators are not described in more detail in this text insofar as they do not constitute as such the object of the present invention.
  • the transmission lever 25 is rotatable at one of its ends and comprises at its other end a protrusion 251 by which it cooperates with the transmission rocker 23 so as to drive it in rotation when it is urged by the first controller.
  • the protrusion 251 can take the form of a tenon and rests, as shown in the figures, on one of the arms, called “first arm” 230, of the transmission rocker 23 so as to oppose the force exerted by the spring 24 tending to drive said stop lever 21 and said hammer 22 into their active position.
  • the other transmission module is arranged opposite to the first transmission module relative to the transmission rocker 23, to the hammer 22 and to the stop lever 21.
  • the transmission rocker 23, the hammer 22 and the stop lever 21 are interposed between the two transmission modules.
  • the second transmission module comprises a link rocker 260 intended to be connected to one of the control elements, called the “second control element”.
  • link rocker 260 and the satellite rocker 261 are connected to each other by a connecting rod 262, said connecting rod 262 making it possible to transmit to the satellite rocker 261 a movement of the connecting rocker 260 generated by the actuation of the second order.
  • the second control member is preferably formed by a crown 15 of the watch 10, intended to be manipulated by the user of said watch 10.
  • the crown 15 can be connected by a rod movable in translation to a pull tab, not shown in the figures.
  • the pull tab is advantageously configured to transmit a rotational movement to the link rocker 260 following a translation of the crown 15.
  • the pull tab can be connected to the link rocker 260 by a pivot.
  • the satellite rocker 261 is arranged to cooperate with the hammer 22 and the stop lever 21 so that, when the second control member is urged to drive the control mechanism 20 in its inactive state, it opposes the force exerted by the spring 24 tending to drive said stop lever 21 and said hammer 22 into their inactive position, and this, without causing the rotation of the transmission rocker 23.
  • the satellite rocker 261 is arranged to cooperate with the hammer 22 and the stop lever 21 so that, when the second control member is urged to drive the control mechanism 20 into its active state, it allows the release said stop lever 21 and said hammer 22 towards their active position under the effect of the force exerted by the spring 24, and this, without causing the rotation of the transmission rocker 23.
  • the satellite rocker 261 is fixed in a rotatable manner, for example in the manner of a mobile satellite, on the transmission rocker 23, and more particularly on one of the arms of the latter called "second arm" 231.
  • the two transmission modules are linked to the hammer 22 and to the stop lever 21 by the transmission rocker 23 and by the satellite rocker 261, for example in the manner of a differential gear train.
  • the connecting rod 262 is hinged to a first wing 263 of the satellite rocker 261, said first wing 263 being opposed to a second wing 264 comprising the retaining element against which the hammer 22 and the stop lever 21 are arranged in support.
  • the first control member is arranged so as to cause the pivoting of the transmission rocker 23, while the connecting rod 262 and the connecting rocker 260 are stationary, which constrains the rotation of the satellite rocker 261 relative to the end of the connecting rod 262 to which the first wing 263 is connected, and causes the hammer 22 and the stop lever 21 by the tenon 270.
  • the actuation of the link rocker 260 by the second control member so as to drive the control mechanism 20 in the active state, releases the pivoting, relative to the transmission rocker 23 and in a first direction of rotation, of the satellite rocker 261 by means of the connecting rod 262, allowing to release the rotation of the hammer 22 and of the lever stop 21 under the effect of the force generated by the spring 24.
  • the second control member is arranged so as to cause the pivoting of the link rocker 260, while the transmission lever 25 and the transmission rocker 23 are stationary, which constrains the rotation of the rocker satellite 261 with respect to the transmission rocker 23 and drives the hammer 22 and the stop lever 21 by the tenon 270.
  • the retaining element is formed by a tenon 270 extending from a surface of the second wing 264 of the satellite rocker 261 and engaging in a cavity 271 that comprises the transmission arm 211 of the stop lever 21.
  • the cavity 271 is oblong in shape so as to allow the sliding of the tenon 270 within said cavity 271.
  • Such a translation is caused for example when the satellite rocker 261 is rotated relative to the transmission rocker 23, under the influence of the second control member.
  • the cavity in other exemplary embodiments, can be made on the second wing 264 of the satellite rocker 261 and that the tenon 270 can extend from a surface of the transmission arm 211 of the stop lever 21.
  • first and the second control member can be formed by any appropriate element, such as a bezel, a pusher, a lever, etc.
  • the arrangement of the hammer 22 and of the stop lever 21 can be reversed in the sense that the stop lever 21 can be interposed between the hammer 22 and the transmission rocker 23, the tenon then being engaged in a cavity made in the hammer. 22 and the spring 24 pressing against the stop lever 21.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Electromechanical Clocks (AREA)
EP21217365.2A 2021-12-23 2021-12-23 Uhrwerk mit einer sekundenstopp-funktion, die von zwei verschiedenen steuerorganen aus betätigt werden kann Active EP4202570B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP21217365.2A EP4202570B1 (de) 2021-12-23 2021-12-23 Uhrwerk mit einer sekundenstopp-funktion, die von zwei verschiedenen steuerorganen aus betätigt werden kann
JP2022162144A JP7454026B2 (ja) 2021-12-23 2022-10-07 2つの別個の作動部材により作動可能な「ストップセコンド」機能を備える時計ムーブメント
US17/965,287 US20230205138A1 (en) 2021-12-23 2022-10-13 Horological movement comprising a stop-seconds function that can be operated from two separate actuating members
CN202211663389.9A CN116339106A (zh) 2021-12-23 2022-12-23 包括可由两个分开的致动构件操作的“停秒”功能的钟表机芯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21217365.2A EP4202570B1 (de) 2021-12-23 2021-12-23 Uhrwerk mit einer sekundenstopp-funktion, die von zwei verschiedenen steuerorganen aus betätigt werden kann

Publications (2)

Publication Number Publication Date
EP4202570A1 true EP4202570A1 (de) 2023-06-28
EP4202570B1 EP4202570B1 (de) 2024-07-03

Family

ID=79024574

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21217365.2A Active EP4202570B1 (de) 2021-12-23 2021-12-23 Uhrwerk mit einer sekundenstopp-funktion, die von zwei verschiedenen steuerorganen aus betätigt werden kann

Country Status (4)

Country Link
US (1) US20230205138A1 (de)
EP (1) EP4202570B1 (de)
JP (1) JP7454026B2 (de)
CN (1) CN116339106A (de)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH698878B1 (fr) * 2006-03-28 2009-11-30 Chopard Manufacture Sa Remise à zéro de l'aiguille des secondes dans une pièce d'horlogerie.
EP3407142B1 (de) * 2017-05-22 2020-01-29 Officine Panerai AG Uhrwerk mit sekunden-stopp-funktion

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1550012B8 (de) 2002-10-07 2010-05-19 CompliTime SA Chronographuhr
JP6121023B2 (ja) 2016-04-22 2017-04-26 シチズン時計株式会社 多機能時計用ムーブメントおよび多機能時計

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH698878B1 (fr) * 2006-03-28 2009-11-30 Chopard Manufacture Sa Remise à zéro de l'aiguille des secondes dans une pièce d'horlogerie.
EP3407142B1 (de) * 2017-05-22 2020-01-29 Officine Panerai AG Uhrwerk mit sekunden-stopp-funktion

Also Published As

Publication number Publication date
JP7454026B2 (ja) 2024-03-21
US20230205138A1 (en) 2023-06-29
CN116339106A (zh) 2023-06-27
EP4202570B1 (de) 2024-07-03
JP2023094530A (ja) 2023-07-05

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