EP2905661A1 - Lunette tournante d'une boîte de montre - Google Patents

Lunette tournante d'une boîte de montre Download PDF

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Publication number
EP2905661A1
EP2905661A1 EP15154351.9A EP15154351A EP2905661A1 EP 2905661 A1 EP2905661 A1 EP 2905661A1 EP 15154351 A EP15154351 A EP 15154351A EP 2905661 A1 EP2905661 A1 EP 2905661A1
Authority
EP
European Patent Office
Prior art keywords
ring
rotary ring
watch case
connecting element
mechanical connecting
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.)
Pending
Application number
EP15154351.9A
Other languages
German (de)
English (en)
French (fr)
Inventor
Julien Cattaneo
Arnaud Rosenzweig
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.)
Rolex SA
Original Assignee
Rolex 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 Rolex SA filed Critical Rolex SA
Priority to EP15154351.9A priority Critical patent/EP2905661A1/fr
Publication of EP2905661A1 publication Critical patent/EP2905661A1/fr
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00—Indicating the time by visual means
    • G04B19/22—Arrangements for indicating different local apparent times; Universal time pieces
    • G04B19/223—Arrangements for indicating different local apparent times; Universal time pieces with rotary disc, rotary bezel, or rotary dial
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00—Indicating the time by visual means
    • G04B19/28—Adjustable guide marks or pointers for indicating determined points of time
    • G04B19/283—Adjustable guide marks or pointers for indicating determined points of time on rotatable rings, i.e. bezel

Definitions

  • the invention relates to a rotating or rotating bezel device of a watch case or for a watch case.
  • the invention also relates to a watch case comprising such a device.
  • the invention also relates to a timepiece, including a watch, including such a watch case or such a device.
  • the document CH308601 describes a watch case with two concentric glasses, graduated on two time scales, so as to allow the display of two distinct time indications such as hours and minutes. This solution has the disadvantage of generating a strong aesthetic impact on the watch case.
  • the patent application EP1777598 discloses a telescope which is provided to lock the axial position of a related control member.
  • the patent application WO2004053599 relates to a telescope capable of setting a time indication, in particular the time zones of a timepiece.
  • the patent application EP2012199 discloses, as for it, a telescope acting as a selector of correction functions. By their construction, these glasses can not fulfill an additional function.
  • the patent application WO9739386 discloses a two-function bezel whose one or the other function is activated according to the axial position of a selection member.
  • the first function is a function of reassembling the movement
  • the second function is a function of setting the time.
  • the switching of the two functions is made possible by the mechanism of the basic movement which is quite conventional.
  • the bezel is continually engaged with a gear train of the basic movement.
  • a disadvantage of this solution lies in the fact that it can not be disengaged from the base movement so as to be rotated without restriction, in the case where it would for example a time information or derived time .
  • a watch case bezel can perform various functions. It can either act as a display member, or constitute an adjustment member, control, or selection. It can also constitute a control member of two watch functions under the actuation of a clutch device internal to the movement of the timepiece.
  • the telescope may optionally be accompanied by a device connected to the box for activating or not its rotation.
  • the object of the invention is to provide a device for overcoming the disadvantages mentioned above and to improve the rotating goggles known from the prior art.
  • the invention proposes a rotating bezel device that makes it possible to perform several functions, that is to say, in addition to ensuring, in particular, a function of indicating a time or hourly information, a function setting or a selection function of a watch mechanism included in a watch movement.
  • a rotating bezel device for a timepiece is defined by claim 1.
  • a watch case is defined by claim 7.
  • a timepiece is defined by claim 15.
  • a rotating watch case bezel is capable of fulfilling two distinct functions under the actuation of a related control member. These functions can be for example display functions, adjustment, reassembly, or selection. Such a telescope makes it possible to multiply the displays and / or the means of adjustment of a wristwatch while minimizing the aesthetic impacts on the watch case.
  • the bezel control member may be a crown of the timepiece so that the integration of the device is not visible to the wearer of the watch.
  • Such a bezel makes it possible to activate one or the other of two functions that can be fulfilled by the bezel under the effect of a clutch device external to the movement of the timepiece.
  • the invention is illustrated by various constructions in which a watch bezel, intended to display and set a first time indication, is for example able to select correction functions or to adjust a second time information, derived or not from the first hourly information, according to the axial position of the crown of the timepiece.
  • the timepiece is in particular a watch, in particular a wristwatch.
  • the timepiece comprises a watch case 111 enclosing a watch movement 113 including one or more watch mechanisms 112.
  • the watch case includes a caseband AC, FD bottom, GL ice and 11L rotating bezel device.
  • the device of rotating bezel 11 L or rotating bezel comprises a first rotary ring B1, a second rotary ring B2 and a first element C1 mechanical connection for kinematically connecting the first rotary ring and the second rotary ring.
  • At least two annular rings B1, B2 are capable of being secured and disengaged in rotation under the actuation of a control member CO.
  • This control member CO actuates the bezel 11 L by means of a first mechanical element or cam C1 external to the movement of the timepiece.
  • cam we mean any mechanical element capable of blocking or allowing the movement of a component that can be moved.
  • this cam C1 may be in the form of a flip-flop or a shuttle.
  • rocker we mean any mechanical element with at least one arm, which is movable in rotation.
  • shuttle we mean any cam movable in translation.
  • the first rotary ring is arranged so as to cover axially and / or radially and / or to mask the second rotary ring.
  • the rings B1 and B2 are secured in rotation by the direct or indirect actuation of the first cam C1.
  • the control unit CO of the bezel is a crown of the piece watchmaking.
  • this member could be of another nature or structure such as a pushbutton or a related telescope.
  • the first cam C1 may be rotatable relative to the middle AC according to the axial position of the crown CO.
  • This first cam C1 is mounted on the ring B2 whose angular pitch is defined by DRB2 cutouts provided to cooperate with ball springs RB2 which are arranged on an annular seat SA of the middle part as shown in FIG. figure 7 .
  • This first cam C1 here takes the form of a rocker pivoted about an axis PC1 as shown in FIGS. figures 3 and 6 .
  • this latter slaved a first end of the cam C1 within a DCA cut formed within the middle part so as to fasten the ring B2 to the middle part CA less easily by preventing the rotation of the ring B2 from being obstructed. relative to the middle part.
  • the ring B1 integral with a disk DIS time indication, can then rotate relative to the ring B2 when it is actuated by the wearer of the watch.
  • the first rotary ring B1 may comprise time indication marks or indexes of indication or indication derived from the hour, in particular marks or indices of time indication or indication derived from the hour intended to cooperate with minus a temporal indication or indication element derived from the hour, such as a needle.
  • the spectacle device comprises a first detent element for effecting a relative detent between the first and second rotating rings.
  • the first notching element may comprise a spring RB1, for example an RB1 trine spring, and a DRB1 toothing formed for example on a bearing of one of the rings.
  • the trine spring can be mounted on the first rotary ring, respectively on the second rotary ring, and cooperate by contact with a conformation, including lobes, made on the second rotary ring, respectively on the first rotary ring.
  • the angular pitch of the ring B1 is defined by the notching element, in particular by the spring RB1 integral in rotation with the ring B1 by means of pins GRB1 as shown in FIGS. figures 4 and 5 .
  • the spring may be a trine spring whose lobes LRB1 are provided to cooperate with the toothing DRB1 which can be formed on a bearing of the ring B2 as illustrated in FIG. figure 4 .
  • a second end of the cam C1 actuated under the effect of a return spring RC1 shown schematically on the figure 6 , is housed within one of the m cutouts DB1 formed at the periphery of the ring B1, which secures in rotation the rings B1 and B2.
  • m is equal to n.
  • the notching operated by the spring RB1 is thus canceled and gives way to the notching defined by the ball springs RB2 and the cutouts DRB2 of the ring B2 as represented in FIG. figure 7 .
  • the spectacle device and more generally the watch case incorporating the spectacle device, comprises a second detent element making it possible to provide a notch between the second rotating ring B2 and the middle case CA.
  • the second notching device may comprise one or more RB2 ball springs provided to be housed within one of the cutouts DRB2 formed for example on the seat of the ring B2.
  • N can be equal to n.
  • N may be different from n.
  • the second rotary ring B2 comprises a second mechanical connection element GB2 for kinematically connecting the second rotary ring to a mechanism 112 of the clockwork movement 113, in particular to a correction or selection mechanism.
  • the second connecting element comprises GB2 pins engageable with an AR shaft pivoted in the middle AC around an axis AX, as shown in FIGS. figures 8 and 9 . This AR shaft, through its cam CAR, can actuate the mechanism 112 of the clockwork movement 113.
  • the mechanism may comprise a movement mechanism selection cam or a correction wheel of an hourly or hourly indication.
  • the telescope 11 L can constitute for example a selector member or an adjustment member of a time indication or derived from the time. Indeed, in this configuration, an action exerted by the user on the telescope causes the rotation of the first and second rings relative to the middle and consequently the rotation of the AR shaft and the activation of the mechanism 112.
  • the angular arc traveled by the telescope 11 L is here strictly less than 360 °, or even less than 180 ° when the crown CO is unscrewed.
  • This angular range is defined by GB2 pins of the ring B2 as well as by the ends of a cut DGB2 formed on the annular seat SA of the middle case CA as illustrated in FIG. figure 9 .
  • the second mechanical connecting element for kinematically linking the second rotary ring to the mechanism 112 of the clockwork movement 113 may have another structure. It may for example be a gear teeth intended to cooperate with a complementary toothing provided on the AR shaft.
  • annular skirt JB2 is formed on the ring B2 so that the ring CO can not be screwed again without the ring B2, the ring B1 and the DIS disk that the latter has been previously repositioned in the angular position. they occupied before the rotation drive of the ring B2.
  • This construction also makes it possible to reposition the cam C1 facing the crown CO so that the screwing thereof secures the cam C1 to the middle part CA and indexes and thus locks the ring B2 in position relative to the middle part.
  • the first mechanical connection element has a first configuration, in particular a first position illustrated in FIG. figure 3 , allowing to leave independent the rotational movements of the first rotary ring B1 and second rotary ring B2 relative to each other and a second configuration, in particular a second position illustrated in FIG. figure 6 for kinematically connecting the first rotary ring B1 and the second rotary ring B2.
  • the first mechanical connection element is, in its second configuration, in particular in its second position, able to secure the first rotary ring at a lower clearance and the second rotating ring, that is to say to immobilize the first and second rings relative to each other.
  • the watch case therefore comprises a control member CO, in particular the ring gear, arranged to cooperate with the first mechanical connection element, the configuration, in particular the position of the control member determining the configuration, in particular the position of the first link element.
  • the spectacle device comprises a third mechanical connecting element having a first configuration, in particular a first position illustrated in FIG. figure 3 , for kinematically connecting the middle part and the second rotary ring B2 and a second configuration, in particular a second position illustrated in FIG. figure 6 , allowing to leave free the rotational movement of the second rotating ring B2 relative to the middle part.
  • the third mechanical connecting element is, in its first configuration, in particular in its first position, adapted to fasten the middle and the second rotating ring with less play, that is to say to immobilize the second ring on the middle part.
  • the third mechanical connecting element is, in its second configuration, in particular in its second position, adapted to fasten the first and second rotary rings at a lower clearance.
  • the third mechanical connecting element comprises, as the first mechanical connection element, the cam C1, in particular the flip-flop C1.
  • a second element designated by a reference identical to a reference used in the first variant to designate a first element has the same function and / or the same structure. than this first element.
  • the timepiece is in particular a watch, in particular a wristwatch.
  • the timepiece comprises a watch case 121 enclosing a watch movement including one or more watch mechanisms.
  • the watch case includes a caseband AC, a bottom FD, an ice GL and a rotating bezel device 12L.
  • the rotating bezel device 12L or rotating bezel comprises a first rotary ring B1, a second rotary ring B2 and a first element C1, RB1, DGRB1, GRB1, LRB1, DRB1, C2, DC2, of mechanical connection for cinematically connecting the first rotating ring and the second rotating ring.
  • a cam C1 and a spring RC1 are arranged within the caseband AC and are coaxially mounted to a crown CO.
  • the cam C1 is a shuttle movable in translation relative to the middle part under the effect of the spring RC1 and the crown CO. This cam is indexed angularly by a DCA cut made in the middle of CA which is intended to accommodate a projection S11 of the cam C1 as shown in FIG. figure 12 .
  • the rotating bezel device comprises a first notching element to achieve a notch between the first and second rings.
  • the first notching element comprises a spring, in particular a trine spring RB1 mounted on the ring B2 by means of pins GRB1. LRB1 lobes of the spring are provided to cooperate with internal teeth DRB1 which is formed at the periphery of the ring B1 as illustrated in FIG. figure 14 .
  • the pins GRB1 of the trine spring are able to romp within oblong cutouts DGRB1 formed on the surface of the ring B2, and thus allow the rotation and the notching on n notches of the ring B1 relative to the ring B2.
  • the washer C2 is secured and indexed to the middle by the kiss projections SC2 which are inserted into DA cutouts formed at the periphery of a ring A which is driven on the middle part CA.
  • the watch case comprises a second notching element of the ring B2 relative to the middle part.
  • This second locking element comprises RB2 ball springs cooperating with DRB2 cutouts of the ring B2 as illustrated in FIG. figure 11 .
  • the bezel 12L is notched on N notches defined by the springs RB2 and the cuts DRB2.
  • This number N may or may not be equal to the number n of notches defined by the spring RB1 and the toothing DRB1.
  • the rotating bezel device comprises a second connecting element between the ring B2 and a clock mechanism.
  • This second connecting element comprises pins GB2 provided on the ring B2 which are capable of engaging with a shaft pivoted in the middle part CA so that the telescope can constitute for example a selector member or an adjustment member of an hourly or hourly indication.
  • the angular arc traveled by the telescope 12L is here strictly less than 360 °, or even less than 180 °, when the crown CO is unscrewed. This angular range is defined in particular by the number, the distribution, and the angular extent of the cuts DC2 of the washer C2.
  • the annular skirt JB2 is also formed at the periphery of the ring B2 so that the screwing of the crown can be operated only when the cutout DB2 of the ring B2 is opposite the cam C1.
  • the spectacle device comprises a third mechanical connecting element having a first configuration, including a first position, for kinematically connecting the middle and the second rotating ring B2 and a second configuration , in particular a second position, allowing the movement of rotation of the second rotating ring B2 relative to the middle part.
  • the third mechanical connecting element is, in its first configuration, in particular in its first position, adapted to fasten the middle and the second rotating ring with less play, that is to say to immobilize the second ring on the middle part.
  • the third mechanical connecting element comprises shuttle C1.
  • the timepiece is in particular a watch, in particular a wristwatch.
  • the timepiece comprises a watch case 131 enclosing a watch movement 133 including one or more watch mechanisms 132.
  • the watch case includes a caseband AC, a bottom FD, an ice GL and a rotating bezel device 13L.
  • the rotating bezel device 13L or rotating bezel comprises a first rotary ring B1, a second rotary ring B2 and a first element C1, RB1, LRB1, SRB1, C2, DC2, of mechanical connection for kinematically connecting the first rotary ring and the second rotating ring.
  • the ring B2 is capable of rotating more than 360 °.
  • a spring RB2 in particular a trine spring RB2, is rotatably connected to the ring B2 by means of pins GRB2 which are intended to frolic within oblong cutouts DGRB2 of the ring B2.
  • a washer C2 driven directly on the middle part CA, presents on the one hand a toothing DRB2 which is intended to cooperate with the lobes LRB2 of the trine spring RB2, and on the other hand DC2 means which are provided to cancel the fairing of a trine spring RB1, similar to that of the second variant, when the ring B2 is rotated.
  • the teeth of the toothing DRB2 and the means DC2 are merged.
  • the periphery, in particular the outer periphery, of the washer C2 could be staged on two levels so as to conform the toothing DRB2 on a first level and the means DC2 on a second level or vice versa.
  • the ring B1 When the crown CO is screwed as illustrated on the figure 19 , the ring B1 is capable of being rotated relative to the ring B2 which is secured to the middle by means of a cam C1 similar to that of the second variant.
  • SRB1 protrusions formed at the lobes LRB1 of the spring RB1 can romp within the N tooth recesses of the tooth DRB2 which is shaped for this purpose.
  • N corresponds to the number of notches defined by the RB2 spring and the DRB2 toothing.
  • N is preferably a multiple or a divisor of n, where n is the number of notches defined by the spring RB1 and the toothing DRB1.
  • the teeth DRB1 and DRB2 have the same number of teeth.
  • the gearing DRB1, designed to cooperate with the spring RB1 is constituted of 24 teeth so as to indicate and set a first time indication which is displayed on a scale of 24 hours affixed to the disk DIS of the telescope L and the toothing DRB2, provided to cooperate with the spring RB2, consists of 24 notches of for example setting a second time indication which is derived from the first time information.
  • the ring B2 carries pins GB2 which are capable of actuating an AR shaft, pivoted in the middle part CA, in engagement with a mechanism 132 of the movement 133, in particular a movable adjusting the second time information.
  • the first mechanical connection element comprises the cam C1, the washer C2 and the toothing DRB2, the spring RB1 and the toothing DRB1.
  • the second mechanical connection element comprises the pins GB2 and possibly the AR shaft.
  • the third mechanical connection element comprises the cam C1, in particular the projection SC1 and the ring B2, in particular the openings DB2 in the ring B2.
  • the first locking element comprises the spring RB1 and the toothing DRB1.
  • the second detent element comprises the blades of the spring RB2 and the toothing DRB2.
  • the first mechanical connecting element could only comprise the cam C1, the spring RB1 and the toothing DRB1, in the case where the torque produced by the spring RB1 is substantially greater than the torque produced by the spring RB2.
  • the spring RB1 could thus be devoid of the projections SRB1 which are shaped at each of the lobes LRB1 of the spring RB1, the latter being secured to the ring B1 only through the lobes LRB1 which, when the crown CO is unscrewed, each register between two teeth of the tooth DRB1 of the ring B1.
  • the rings B1, B2 are respectively notched by springs RB1, RB2 and toothings DRB1, DRB2. Nevertheless, it is quite possible to implement a bezel with at least one ring is devoid of notches.
  • DC2 geometries of the washer C2 are provided to cancel the notching operated by the spring RB1 and the tooth DRB1 of the ring B1.
  • the washer C2 is optional in the case where the strongest torque generated by the spring RB1 and the toothing DRB1 is substantially greater than that produced by the spring RB2 and the DRB2 toothing, and when the B2 ring is able to rotate over 360 °.
  • the rings B1 and B2 are capable of being rotated in both directions of rotation.
  • the rings B1 and B2 are toothed.
  • the rings are likely to be kinematically linked by at least one RBC1 reference.
  • the return can be rotated on a rocker or on an auxiliary ring BC1.
  • the rocker or the auxiliary ring is actuated directly or indirectly by a cam C1 and / or a spring RC1.
  • the cam C1 is controlled by a control member CO, in particular a ring.
  • the timepiece is in particular a watch, in particular a wristwatch.
  • the timepiece comprises a watch case 211 enclosing a watch movement 213 including one or more watch mechanisms 212.
  • the watch case includes a caseband AC, a bottom FD, a glass GL and a device of rotating bezel 21 L.
  • the rotating bezel device 21 L or rotating bezel comprises a first rotary ring B1, a second rotary ring B2 and a first element BC1, RBC1 mechanical connection to link kinematically the first rotary ring and the second rotary ring.
  • the first mechanical link element comprises a BC1 flip-flop.
  • the pivot axis PBC1 of the rocker is disposed on an annular seat SA of the caseband CA as illustrated in FIG. figure 21 .
  • the angular indexing step 360 ° / n of the bezel is here the same regardless of the position of the control member.
  • This one is defined by a single and unique trigonal spring RB1 which is carried by the ring B1. This spring is assembled on the ring B1 in the same way as that of the first variant of the first embodiment.
  • the crown CO When the crown CO is screwed as illustrated in Figures 19 to 22 , it maintains the flip-flop BC1, via the cam C1, in a position such that the RBC1 reference is out of range of the teeth DB1 ', DB2' of the respective rings B1, B2 as illustrated in FIG. figure 21 .
  • the ring B1 In this configuration, the ring B1 is kept notched by the spring RB1 whose lobes LRB1 are provided to cooperate with a set of teeth DRB1 which is carried by a ring A integral with the middle part CA.
  • the ring B2 is, in turn, held in position by friction by the spring washer RC1 and / or by a resistive torque from an AR shaft pivoted in the middle part.
  • the ring B1 can rotate relative to the ring B2 in n notches defined by the spring RB1 and the toothing DRB1.
  • the unscrewing of the crown CO induces the rotation of the rocker BC1 under the effect of a spring, in particular the leaf spring of the washer RC1, and thus generates the clutching of the rings B1 and B2 by means of the return RBC1 as illustrated in Figures 23 and 24 .
  • the rings B1 and B2 can rotate relative to the AC middle according to n notches defined by the spring RB1 and the toothing DRB1.
  • the teeth DB2 'of the ring B2 is engaged with the teeth DAR of an AR shaft pivoted in the middle part.
  • this shaft can be engaged with the mechanism 212, in particular a member for selecting or adjusting the movement.
  • the spring RC1 actuates the flip-flop BC1 via the reference RBC1 as illustrated by FIG. figure 23 .
  • the spring RC1 is dimensioned so that the clutch device comprising the cam C1, the BC1 and RC1 spring is a torque limiter transmitted between the rings B1 and B2.
  • Such a device may be particularly useful when the AR shaft is capable of transmitting substantially greater torques than those produced by the spring RB1 and the toothing DRB1.
  • Such a construction also has the advantage of requiring a minimum of components to implement a telescope 21 L capable of performing two distinct functions.
  • the first mechanical link element comprises the BC1 and the RBC1 reference.
  • the second mechanical connection element comprises the teeth DB2 'and DAR and possibly the AR shaft.
  • the third mechanical connecting element preferably comprises the spring washer RC1.
  • the first locking element comprises the spring RB1 and the toothing DRB1.
  • the second locking element comprises the spring RB1 and the toothing DRB1.
  • the timepiece is in particular a watch, in particular a wristwatch.
  • the timepiece comprises a watch case containing a watch movement including one or more watch mechanisms.
  • the watch case includes a caseband, a bottom, an ice and a rotating bezel device.
  • the rotating bezel or rotary bezel device comprises a first rotary ring, a second rotary ring and a first mechanical connecting element for kinematically connecting the first rotary ring and the second rotary ring.
  • the first mechanical connecting element may comprise an auxiliary ring coaxial with the first and second rings, which is shaped to constitute the satellite carrier of at least one satellite which is designed to cinematically link the first and second rings.
  • the telescope includes here an epicyclic train designed to cinematically bind the first and second rings.
  • the auxiliary ring is preferably integral in rotation with a third ring on which is driven an indication disc of a time information.
  • the disk thus has the particularity of being able to decouple itself from the first ring when the bezel is manipulated in unscrewed crown position.
  • the pitch of the bezel may vary according to the position of the crown by the implementation of first and second separate springs.
  • the first ring When the ring is screwed, the first ring is able to be rotated relative to the second ring which is secured to the middle by means of a cam or shuttle arranged coaxially with the ring, similar to that of the second and third variants of the first embodiment.
  • the cam is housed in one of the N cutouts made at the outer periphery of the second ring. N may be equal to the number of notches defined by the springs and the cutouts of the second ring, which are preferably similar to those of the first and second variants of the first embodiment.
  • the angular pitch of the first ring is, for its part, preferably defined by a trine spring integral in rotation with the rings BC1 and BDIS by means of the pins which can be provided to pivot the satellite or satellites and advantageously secure the ring.
  • Spring lobes may be provided to cooperate with teeth set on a ring integral with the middle part.
  • the toothing may consist of 24 teeth so as to indicate and set a time which is displayed on a 24-hour scale affixed to the disk of the telescope 22L.
  • the cam When the ring is unscrewed, the cam is designed to engage in one of the n cuts made at the outer periphery of the auxiliary ring, thus blocking the auxiliary ring in rotation and the third Ring.
  • the disk is then locked in the angular position it occupied before unscrewing the crown.
  • the second ring is able to be rotated under the effect of the rotation of the first ring via the or referrals.
  • the notching performed by the first trine spring is canceled, and gives way to a notch defined by the second spring and the cutouts of the second ring.
  • the bezel especially the first ring, can turn on z_B ⁇ 1 z_B ⁇ 2 ⁇ NOT notches where z_B1 and z_B2 are respectively the number of teeth of the first and second rings.
  • the second ring through its pins, can engage with a shaft pivoted in the middle part.
  • This shaft by means of a cam, can actuate a mechanism, in particular a cam for selecting motion mechanisms, or a correction wheel for an indication of time or time.
  • the first mechanical connecting element comprises the auxiliary ring and the satellites.
  • the second mechanical connection element comprises the pins and possibly the shaft.
  • the third mechanical connection element comprises the cam and the cutouts of the auxiliary ring.
  • a fourth mechanical connection element makes it possible to secure the auxiliary ring and the middle part at a lower clearance. This includes the cam and the cutouts of the auxiliary ring.
  • the first notching element comprises the first spring and the toothing.
  • the second locking element comprises the second springs, in particular ball springs, and the toothing.
  • the second embodiment allows in particular the rotation of the first and second rings over more than 360 °.
  • the rings B1 and B2 can be rotated in both directions of rotation.
  • rotating ring a ring rotatable relative to another element, in particular another ring or middle part.
  • the rotating ring is rotatable about its axis relative to the other ring.
  • the axes of the two rings are merged.
  • the rotating ring is rotatable about its axis relative to the other ring.
  • the axes of the two rings are merged.
  • the axis of the ring and that of the middle part are merged.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
EP15154351.9A 2014-02-10 2015-02-09 Lunette tournante d'une boîte de montre Pending EP2905661A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15154351.9A EP2905661A1 (fr) 2014-02-10 2015-02-09 Lunette tournante d'une boîte de montre

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP14154485 2014-02-10
EP15154351.9A EP2905661A1 (fr) 2014-02-10 2015-02-09 Lunette tournante d'une boîte de montre

Publications (1)

Publication Number Publication Date
EP2905661A1 true EP2905661A1 (fr) 2015-08-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP15154351.9A Pending EP2905661A1 (fr) 2014-02-10 2015-02-09 Lunette tournante d'une boîte de montre

Country Status (4)

Country Link
US (1) US9348315B2 (zh)
EP (1) EP2905661A1 (zh)
JP (1) JP6741397B2 (zh)
CN (1) CN104834206B (zh)

Cited By (4)

* Cited by examiner, † Cited by third party
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EP3379342A1 (fr) * 2017-03-22 2018-09-26 Officine Panerai AG Dispositif comportant un ressort de réglage rapide coopérant avec un mobile d'une pièce d'horlogerie
IT201800003749A1 (it) * 2018-03-19 2019-09-19 Dadonautica Srl Orologio da polso con pulsante di regolazione della rotazione della lunetta
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WO2020230074A1 (en) 2019-05-16 2020-11-19 Out Of The Box S.R.L. Wristwatch

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JP6741397B2 (ja) 2020-08-19
CN104834206B (zh) 2020-06-12
US20150227113A1 (en) 2015-08-13
US9348315B2 (en) 2016-05-24
CN104834206A (zh) 2015-08-12

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