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
  • G04B27/00—Mechanical devices for setting the time indicating means
  • G04B27/02—Mechanical devices for setting the time indicating means by making use of the winding means
  • G04B27/026—Mechanical devices for setting the time indicating means by making use of the winding means for several clockworks or pairs of hands and/or supplementary functions
• • 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
  • G04B27/00—Mechanical devices for setting the time indicating means
  • G04B27/004—Mechanical devices for setting the time indicating means having several simultaneous functions, e.g. stopping or starting the clockwork or the hands
• • 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
  • G04B27/00—Mechanical devices for setting the time indicating means
  • G04B27/02—Mechanical devices for setting the time indicating means by making use of the winding means
  • G04B27/04—Mechanical devices for setting the time indicating means by making use of the winding means with clutch wheel
• • 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
  • G04B3/00—Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously
  • G04B3/04—Rigidly-mounted keys, knobs or crowns
  • G04B3/046—Operation by rotation and axial movement with extra function of axial shift of operating element, e.g. crown combined with push button
• • 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
  • G04B27/00—Mechanical devices for setting the time indicating means
  • G04B27/02—Mechanical devices for setting the time indicating means by making use of the winding means

Definitions

• the present invention relates to timepieces. It relates more particularly to a mechanism for selecting and actuating n functions of a watch movement where n is an integer greater than or equal to 1, preferably greater than or equal to 2, more preferably greater than or equal to 3, comprising a winding stem terminated by a crown, a device for actuating a function, kinematically connected to the ring gear and arranged to move and occupy n selection positions and n actuating position in which the actuating device is kinematically linked an actuating member of the selected function, and a selector device arranged to move the actuating device into a selection position.
• the present invention also relates to a mechanical timepiece comprising a watch movement and a mechanism for selecting and operating n functions of said watch movement.
• Such a selection and correction mechanism is described for example in EP 2 214 066 and applies to a timepiece provided with a first and a second time indicating members.
• This correction mechanism comprises a winding stem, a corrective mobile mounted walker between a first and a second correction positions in which said mobile is in kinematic connection respectively with the first and second time indicating members, means for driving said corrective unit by means of the winding stem, and a mechanism for selecting the correction position comprising a selector arm cooperating with said corrector mobile to drive it from the first correction position to the second correction position, a angular positioning member of the selector arm and a control member of said angular positioning member.
• this mechanism because of its construction, is limited to the correction of two functions only.
• the mechanism comprises a rocker having two arms on each of which is mounted a correction mobile.
• the flip-flop pivots to select and actuate one or the other of the two functions to be corrected by means of one of the correction mobiles placed in contact with an organ of the function to be corrected.
• this mechanism because of its construction, is limited to the correction of only two functions, the rocker being able to rotate only between two positions.
• correction mechanism comprising correction levers arranged for incrementing counting members, a control lever pivotally mounted on a first axis of rotation and an arm pivotally mounted on said lever. control according to a second axis of rotation.
• the arm moves angularly relative to the control lever in response to a rotation of the crown to be placed opposite one or the other of the correction levers.
• the control lever pivots to actuate the selected correction lever in response to an action on a pusher. Correction can only be done by incrementing the different counting devices, which makes bidirectional operation impossible. Only unidirectional correction of counting devices is possible.
• this mechanism comprises a large number of components, the implementation of which is relatively complex.
• An object of the present invention is therefore to overcome these disadvantages, by providing a mechanism for selecting and operating n functions of a watch movement for selecting and operating at least three different functions of a movement watchmaker.
• Another object of the present invention is to provide a mechanism for selecting and operating n functions of a watch movement for operating said functions bidirectionally.
• a mechanism for selecting and operating n functions of a watch movement where n is an integer greater than or equal to 1, preferably greater than or equal to at 2, more preferably greater than or equal to 3, comprising a winding stem terminated by a ring gear, a device for actuating a function, kinematically connected to the ring gear and arranged to move and occupy n selection positions and n positions operating mechanism, actuating positions in which the actuating device is kinematically connected to an actuating member of the selected function, and a selector device arranged to move the actuating device into a selection position.
• said mechanism further comprises a base on which the actuating device is movably mounted to move and position itself, in a selection position, with respect to the actuating member of the function selected under the action of the selector device, and to move in its actuating position to cooperate with said actuator of the selected function under the action of an axial displacement of the winding stem.
• the actuating device comprises a single actuating wheel kinematically connected to the rod of winding and intended to cooperate with each of the actuating members of the selected function.
• the actuating device may further optionally comprise at least one return arranged to cooperate on the one hand with the winding stem and on the other hand with said actuating mobile, a support on which are movably mounted in rotation said return and the actuating mobile, and a pivoting base arranged to cooperate with the selector device and on which the support is slidably mounted.
• said support may be arranged to cooperate with a rocker.
• the selector device may comprise a selector member arranged to be actuated by a control member, a cam integral with said selector member and a feeler arranged to cooperate on the one hand with the cam and on the other hand. part with the actuating device.
• the probe may comprise an arm arranged to cooperate with the base of the actuating device.
• said control member may be a pusher integrated in the ring.
• said base may have at least n tracks arranged to guide the actuating device during its movements.
• the actuating device may comprise a first pin arranged to circulate in the tracks.
• the base may further comprise a groove and the actuating device may comprise a second pin arranged to circulate in the groove.
• the mechanism according to the invention may further comprise a safety device comprising said base and said tracks, at least n of said tracks corresponding to the actuating positions being arranged to block the device. actuation in the selected operating position.
• the mechanism according to the invention further comprises a mechanism indicating the selected function.
• said indicator mechanism of the selected function comprises a wheel secured to the cam of the selector device, and a disc bearing information relating to the functions and arranged to appear in a window, said wheel and said disc being kinematically related.
• the functions to be selected are selected from the group comprising a date correction function, a winding function and a time setting function.
• the present invention also relates to a timepiece comprising a watch movement, and a mechanism for selecting and operating n functions of said watch movement as defined above.
• FIG. 1 represents a bottom view in transparency of the mechanism according to the invention, in the position of selection of the first function
• FIG. 2 represents a view from above of the selector device and the safety device used in the mechanism according to the invention, in the three selection positions,
• FIG. 3 represents a view from above of the mechanism according to the invention in the position of selection of the first function
• FIG. 4 represents a view from above of the mechanism according to the invention in the actuated position of the first function
• FIG. 5 represents a view from above of the mechanism according to the invention in the position of selection of the second function
• FIG. 6 represents a view from above of the mechanism according to the invention in the actuated position of the second function
• FIG. 7 represents a view from above of the mechanism according to the invention in the position of selection of the third function
• - Figure 8 shows a top view of the mechanism according to the invention in the actuated position of the third function
• - Figure 9 shows a top view of the mechanism according to the invention according to another embodiment.
• n being in this particular embodiment equal to 3. It is obvious that the The invention applies to a correction mechanism preferably of at least two functions, and more preferably still at least 3 functions.
• the mechanism 1 comprises a winding stem 2 terminated by a ring gear (not shown), a device for actuating a function 4, a selector device 6, a safety device 8 and a mechanism indicating the selected function. 10.
• the mechanism 1 also comprises a winding pinion 12, a sliding pinion 14, the setting in position of the sliding pinion 14 being provided by a pull tab 16 and a rocker 18. It is also provided a spring 20 rocker. elements and their operation are known to those skilled in the art and do not require a more detailed description.
• the functions to be selected may for example be chosen from the group comprising a date correction function, a winding function and a time setting function. It is obvious that any other mechanism corresponding to another function can be actuated by means of a suitable actuating member.
• the actuating device 4 is kinematically connected to the ring gear and arranged to move and occupy 3 selection positions and 3 actuating positions, the selection positions being different from the positions. actuating. In selection positions, the actuating device 4 is positioned with respect to the actuating member 21, 22, 23, of the selected function without being able to cooperate with said actuating member 21, 22, 23. In positions of actuation, the actuating device 4 is kinematically connected to one of the actuating members 21, 22, 23, of the selected function.
• the mechanism further comprises a base 32 on which the actuating device 4 is mounted to move in rotation and in translation to move in rotation and to position itself in a selection position. , opposite the actuating member 21, 22, 23, of the selected function under the action of the selector device 6, then to move in its actuated position to cooperate with said actuating member 21, 22 23, of the selected function under the action of an axial displacement of the winding stem 2, preferably outward movement. It is obvious that by adapting the configuration of the rod, the zipper, and the rocker, the axial displacement of the winding stem could be towards the inside of the movement.
• the actuating device 4 comprises a support 24, and a pivoting base 25, between which are mounted mobile in rotation a single actuating wheel 26 for cooperating with each of the actuating members 21. , 22 and 23 of the selected function and a reference 28 meshing on the one hand with the sliding pinion 14, and therefore the winding stem 2, and on the other hand with said actuating mobile 26.
• the mobile actuator 26 is kinematically connected to the winding stem 2 so that the actuation of each of the actuating members is done by rotating the crown connected to the winding stem 2.
• the actuating wheel 26 is mounted movably in rotation around a pin 27 mounted through the support 24 and the pivoting base 25.
• the gear 28 is rotatably mounted around a pin 29 mounted therethrough in the support 24.
• the safety device 8 comprises said base 32 fixedly mounted on the frame of the movement and having in the variant shown three semi-oblong tracks 34 communicating with each other and capable of receiving the pin 27 when the device 4 is in its actuated position so as to block it in one of said tracks 34. It is obvious that the base could also be in one piece with the plate, a plate or a bridge provided in movement.
• the base 32 also comprises a split stud 33 having a central groove 36 in which the pin 29 can flow when the actuating device 4 passes into the actuating position as will be described below.
• the pivoting base 25 comprises a rounded portion 25a arranged to pivot about the split stud 33 and an elongated portion 25b having at its end an oblong opening 30 in which is introduced and slides the pin 27 when the actuating device 4 goes into the actuating position as will be described below.
• the support 24 carrying the two mobiles 26 and 28 is slidably mounted on the pivoting base 25.
• the actuating device 4 is mounted mobile in rotation and in translation relative to the base 32.
• the rounded portion 25a of the pivoting base 25 has a lateral recess 38 arranged to cooperate with the selector device 6 and form a ball joint as will be described below.
• the support 24 On the side of the winding stem, the support 24 comprises a head 24a having a circular groove 40 in which a pin 42 integral with the rocker 18 circulates.
• the support 24 is thus arranged to cooperate with said rocker 18 while being able to rotate relative to it.
• the selector device 6 comprises a selector member 50, such as a cam wheel, arranged to be actuated by a control member, such as a pusher 52 integrated in the ring by example.
• a control member such as a pusher 52 integrated in the ring by example.
• the action of the pusher 52 is transmitted to the selector member 50 via a latch 54 pivotally mounted on the frame and comprising a spout 56 arranged to actuate and rotate the selector member 50 with each pressure on the pusher 52.
• the control member may be any other appropriate member, such as a trigger or a secondary ring, arranged to rotate the selector member 50.
• the control member may also be independent of the ring, and be provided around the dial, at a different place from that of the winding stem.
• the pusher and the present winding stem could be replaced by a three-position rod terminated by a ring and arranged to position itself:
• the selector device 6 also comprises a cam 58 integral with the selector member 50 and a sensor 60 arranged to cooperate on the one hand with the cam 58 and on the other hand with the actuating device 4.
• the probe 60 comprises a first arm 61 which bears against the cam 58 and a second arm 62 mounted in ball-and-socket connection with the recess 38 of the pivoting base 25 of the actuating device 4, so that said second arm 62 co-operates with said base 25.
• the first arm 61 is held in abutment against the cam 58 by means of a return spring 64 acting against a lug 65 provided on the pivoting base 25.
• the selector member 50 and the shape of the cam 58 are chosen so that said selector member 50 and said cam 58 rotate 45 ° to each press on the pusher.
• the functions are selected in order, the inverse order to be respected to return to the initial function. It is obvious that by choosing another configuration of the rocker 54, the selector member 50 and the pusher 52 in particular, the angle of rotation may be different.
• the shape of the cam 58 the return to the initial function could be done directly after selecting the third function.
• the selector member may be a shuttle system, replacing the cam wheel.
• the shuttle is arranged to perform a rotational movement back and forth to occupy two positions fixed by a jumper spring.
• This system makes it possible to eliminate the cam 58 and the rocker 54.
• a probe 60 comprising a first arm 61 resting against the shuttle and a second arm 62 mounted for example in ball joint connection or any other type of connection with the hollow 38 of the pivoting base 25. The position of the shuttle therefore also defines the position of the actuating device 4.
• the indicator mechanism of the selected function comprises a toothed wheel 66 integral with the cam 58 of the selector device 6, and a disk 68, rotatably mounted on the frame and carrying information relating to the functions arranged to display in turn in a window (not shown).
• the wheel 66 and the disk 68 are kinematically connected by means of a reference 70 secured to the disk 68.
• the information relating to the functions here are numbers 1, 2, 3 corresponding to the three functions to be selected and actuated.
• the information could also be in any other form than numbers 1, 2, 3, such as colors or symbols.
• the disc 68 has a toothing arranged to cooperate with the toothed wheel 66, the referral 70 being removed.
• the wheel 66 has no teeth, and is kinematically linked to the disk 68 by means of other appropriate kinematic connection means, such as belts or rods.
• other appropriate kinematic connection means such as belts or rods.
• intermediate wheels between the wheel 66 and the disc 68, for example to reverse the direction of rotation of the disk 68 or to further distance the display provided on the disk 68.
• the disk 68 may be replaced by a needle mounted on an axis kinematically connected to the wheel
• the needle being arranged to point to the information relating to the functions on a fixed dial.
• the first gear 66 of the indicator mechanism of the selected function 10 pivots and meshes with the reference 70 so as to rotate the second wheel 68 to display the number 1 in a window.
• the user pulls the rod 2 outward movement so that the sliding pinion 14 moves.
• the setting of the sliding pinion 14 by the pull tab 16 and the rocker 18 is a mechanism known to those skilled in the art that does not require further explanation.
• the pivoting of the rocker 18 also causes the sliding or the displacement of the support 24 relative to the base 25, in the direction of the actuating member 21.
• the pin 27 slides in the opening 30 of the pivoting base 25 and is housed at the bottom of the first track 34 of the base 32 of the safety device and the pin 29 moves linearly in the groove 36 of the split stud 33 of the base 32.
• the support 24 moves linearly, by the pin 29, as well as in the direction of the first track 34, by the pin 27.
• the movement of the support 24 is therefore a combination of linear displacement and rotation.
• the actuating device 4 is then in the operating position No. 1, the mobile 26, carried by the support, then being able to mesh with said actuating member 21 as shown in FIG. 4.
• the actuation of the function n ° 1 is carried out by turning the winding crown, which causes the rotation of the sliding pinion 14 and thus the return 28 and the mobile 26.
• the support 24 is held in the actuating position No. 1 by the safety device by means of the pin 27 housed at the bottom of the track of the base 32.
• a support on the winding stem 2 in the direction of the movement causes the reverse sliding of the support 24 so that the mobile 26 is disengaged from the actuating member 21, the mechanism finding the selected position No. 1 represented in Figure 3.
• the first gear 66 of the indicator mechanism of the selected function 10 pivots and meshes with the reference 70 so as to rotate the second wheel 68 to display the number 2 in a window.
• the user pulls on the rod 2 outward movement so that, as described above, the support 24 slides relative to at the base 25, in direction of the actuating member 22.
• the pin 27 slides in the opening 30 of the pivoting base 25 and is housed at the bottom of the second track 34 of the base 32 of the safety device.
• the pins 27 and 29 being in the axis of the second track 34, the movement of the actuating device 4 is a simple linear movement.
• the actuating device 4 is then in the operating position No. 2, the mobile 26, carried by the support 24, then being able to mesh with said actuating member 22 as shown in FIG. 6.
• the actuation of the function No. 2 is performed by turning the winding crown, which causes the rotation of the sliding pinion 14 and therefore the return 28 and the mobile 26.
• the support 24 is held in the actuating position n ° 2 by the safety device by means of the pin 27 housed at the bottom of the track of the base 32.
• a support on the winding stem 2 in the direction of the movement causes the reverse sliding of the support 24 so that the mobile 26 is disengaged from the actuating member 22, the mechanism finding the selection position No. 2 shown in Figure 5.
• the first gearwheel 66 of the indicator mechanism of the selected function 10 pivots and meshes with the reference 70 so as to rotate the second wheel 68 to display the number 3 in a window.
• the user pulls the rod 2 outwardly of the movement so that, as described above, the support 24 slides relative to at the base 25, in direction of the actuating member 23.
• the pin 27 slides in the opening 30 of the pivoting base 25 and is housed at the bottom of the third track 34 of the base 32 of the safety device.
• the actuating device 4 is then in actuating position No. 3, the mobile 26, carried by the support 24, then being able to mesh with said actuating member 23 as shown in FIG. 8.
• the actuation of the function No. 3 is carried out by turning the winding crown, which causes the rotation of the sliding pinion 14 and therefore the return 28 and the mobile 26.
• the support 24 is held in actuating position No. 3 by the safety device by means of the pin 27 housed at the bottom of the track of the base 32.
• a support on the winding stem 2 in the direction of the movement causes the reverse sliding of the support 24 so that the mobile 26 is disengaged from the actuating member 23, the mechanism finding the selection position No. 3 shown in Figure 7.
• the mechanism according to the present invention has the advantage of being bidirectional.
• the present invention is not limited to the embodiment described above.
• the number of functions to be selected and operated is not limited to three. Indeed, it suffices to adapt the stroke of the actuating device during its different rotations to switch to selection positions, the number of actuators to select.
• the direction of rotation of the selector member 50 and the cam 58 may be contrary to the directions shown in the variant described, making the necessary modifications to the scope of the skilled person.
• FIG. 9 Another alternative embodiment for increasing the number of functions to select and operate is shown in Figure 9.
• a carriage 80 pivotally mounted on the frame.
• the primary actuating members 21, 22, 23 are pivotally mounted on said carriage 80.
• an actuating mechanism (not shown) arranged to rotate the carriage 80.
• Such a mechanism is for example a pusher or a trigger.
• the carriage 80 may be arranged, for example, to occupy two positions so that each primary actuating member
• the 21, 22, 23 can also occupy two actuating positions.
• secondary actuators arranged to actuate the selected function, each being kinematically connected to the mechanism corresponding to said selected function.
• the secondary actuating members are arranged to be actuated by the primary actuating members when they are opposite the secondary actuating members.
• FIG. 9 only the secondary actuating members 81, 82, 83, 84 are shown.
• the secondary actuating members 81 and 82 are arranged to cooperate with the primary actuating member 21 and the secondary actuating members.
• 83 and 84 are arranged to cooperate with the primary actuating member 23.
• the primary actuating member 21 may actuate the organ secondary actuator 82 and the primary actuator 23 may actuate the secondary actuator 84, depending on the positioning of the actuating device 4.
• the primary actuating member 21 can actuate the secondary actuating member 81 and the primary actuating member 23 can actuate the secondary actuating member 83, depending on the positioning of the actuating device 4.
• Another alternative embodiment for increasing the number of functions to select and operate is to provide a carriage similar to the carriage 80 carrying the primary actuating members, but moving not in a circular arc as shown on Figure 9, but in translation in front of the secondary actuating members. There is also provided an actuating mechanism arranged to move this carriage.
• the spacings between the actuating wheel 26 and each of the primary actuating members 21, 22 and 23 must be adapted so as to compensate for the difference in penetration depths between the actuating wheel 26 and the one or the other of the primary actuating members 21, 22, 23. It is possible to provide for example a mechanism linked to the carriage that would act on the movement of the rocker 18, so that it moves a different distance to the inside of the movement depending on the position of the carriage.
• the shape of the cam the choice of functions to select and operate can also be changed without departing from the scope of the present invention.
• the mechanism can be adapted so that the selector member 50 rotates counterclockwise, the clockwise direction corresponding to the variant described here.

Landscapes

• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Electric Clocks (AREA)
• Toys (AREA)
• Electromechanical Clocks (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=48095468

Family Applications (1)

Country Status (4)

Families Citing this family (15)

Family Cites Families (14)

• 2013
  • 2013-04-08 CH CH00736/13A patent/CH707870B1/fr unknown
• 2014
  • 2014-04-03 EP EP14714726.8A patent/EP2984526B1/de active Active
  • 2014-04-03 US US14/782,771 patent/US9360842B2/en active Active
  • 2014-04-03 WO PCT/EP2014/056653 patent/WO2014166798A2/fr not_active Ceased

Non-Patent Citations (1)

Also Published As

Similar Documents

Legal Events