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
  • G04B15/00—Escapements
• • 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
  • G04B15/00—Escapements
  • G04B15/14—Component parts or constructional details, e.g. construction of the lever or the escape 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
  • G04B29/00—Frameworks
• • 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
  • G04B29/00—Frameworks
  • G04B29/02—Plates; Bridges; Cocks
• • 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
  • G04B29/00—Frameworks
  • G04B29/02—Plates; Bridges; Cocks
  • G04B29/022—Bridges
• • 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
  • G04B29/00—Frameworks
  • G04B29/02—Plates; Bridges; Cocks
  • G04B29/027—Materials and manufacturing
• • 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
  • G04B29/00—Frameworks
  • G04B29/04—Connecting or supporting parts

Definitions

• the invention relates to a mechanism for intermittently locking at least one escape wheel, said intermittent locking mechanism cooperating with at least one regulating member or a rocker which is reciprocated under the action of at least one a spiral spring or an alternative elastic return means, said intermittent locking mechanism being pivoted in at least one lower plate.
• the invention also relates to an escape mechanism comprising at least one such intermittent locking mechanism.
• the invention further relates to a mechanical clockwork comprising at least one such escape mechanism.
• the invention relates to the field of watch mechanisms, and more particularly to movements incorporating ready-to-use functional modules.
• the invention relates to the distribution of energy in an exhaust mechanism.
• the modules do not always allow the reduction of the number of components, which can allow both a lowering of the cost of production, and a simplification of the range assembly, allowing average technical personnel to assemble and adjust the most complex functions, as is the one relating to the distribution of energy in an exhaust mechanism.
• the document WO 201 1/120180 A1 in the name of ROLEX describes a locking mechanism for a toothed wheel, comprising an anchor, a plate and elastic return means, which constitute a planar monoblock assembly, in the plane of a wheel. exhaust.
• the invention proposes to provide modules with reduced number of components, and assembly and adjustment of average complexity.
• the present invention uses for this purpose the new micro-component manufacturing technologies, MEMS, "LIGA”, lithography, and the like, to optimize the manufacture of such modules, presented here as cassettes.
• These cassettes may, as the case may be assembled together irreversibly as in the two applications above, or be positioned and assembled in a conventional manner.
• the invention proposes to facilitate the easy integration, in a modular construction, of an intermittent locking mechanism of exhaust mechanism, or of a complete exhaust mechanism.
• the invention relates to an intermittent locking mechanism of at least one escape wheel, said intermittent locking mechanism cooperating with at least one regulating member or a balance which is reciprocated under the action at least one spiral spring or a reciprocating elastic return means, said intermittent locking mechanism being pivoted in at least one lower plate, characterized in that said intermittent locking mechanism forms a single-piece component which can not be dismounted with said lower plate, which still forms a monolithic component with a first bearing of said escape wheel and with a second pivot bearing of said regulator member or said balance, said first bearing and said second bearing being spaced apart by a fixed distance, and said intermittent locking mechanism pivoting about a virtual axis whose theoretical position is defined with reference to the dudi positions t first landing and said second landing.
• said intermittent locking mechanism comprises at least one monoblock anchor with said plate to which it is connected by elastic return means.
• said anchor comprises an upper part carrying pallets, horns and a dart, and which is attached and fixed on a lower part which is in the plane of said plate to which it is connected by resilient return means which are also in the plane of said platen.
• the invention also relates to an escape mechanism comprising at least one such intermittent locking mechanism.
• the invention further relates to a mechanical clockwork comprising at least one such escape mechanism.
• the monolithic cassette has the main advantage of guaranteeing the distances and forming a mechanism, particularly an oscillator in a preferred application, ready to use.
• the invention integrates in particular flexible guides, the advantages of which are:
• a cassette according to the invention has a great industrial advantage: the mechanism, in particular an oscillator, in a cassette forms a component ready to mount in a movement. None prohibits, moreover, to design an entire movement in the form of a cassette according to the invention.
• FIG. 1 is a diagrammatic side view of an exhaust mechanism according to the invention, comprising an intermittent locking mechanism according to the invention comprising an anchor, arranged between a plate and a bridge, and cooperating with FIG. , on one side with an escape wheel, and on the other side with a balance spring-biased, and where the anchor is made integrally with a plate to which it is connected by means of integrated elastic back;
• an intermittent locking mechanism according to the invention comprising an anchor, arranged between a plate and a bridge, and cooperating with FIG. , on one side with an escape wheel, and on the other side with a balance spring-biased, and where the anchor is made integrally with a plate to which it is connected by means of integrated elastic back;
• FIG. 2 shows, similarly to Figure 1, a variant where such an anchor has a foot in the plane of the plate, and these integrated elastic return means;
• FIG. 3 shows, similarly to Figure 2, a variant where an anchor itself is reported on such a foot
• FIG. 4 shows, similarly to Figure 1, a variant where such an anchor is in the plane of the plate, and comprises excrescences such as dart, horns, and paddles, at least one upper level;
• FIG. 5 shows, similarly to Figure 1, a variant where an anchor is pivoted at one of its ends in the plate, and at the other end thereof in a bearing holder substantially at the bridge and connected to the plate by a cross;
• FIG. 6 shows, similarly to Figure 1, a variant where an anchor is rotated within the grip of the balance beam
• FIG. 7 represents, in plan view, a monolithic assembly comprising means for adjusting in position a component also integrated in this assembly, these adjustment means being immobilizable in position by locking means; it illustrates the adjustment of an index by elastic adjustment means comprising a comb, the locking position of the comb in a set position, and a locking mechanism controlling these locking means; the comb immobilizes the index located at the end of a flexible blade, the comb being pressed on this index by a locking spring blade itself immobilized by a locking finger;
• FIG. 8 shows schematically a clockwork comprising such an exhaust mechanism.
• the invention relates to the field of watch mechanisms, and more particularly to movements incorporating ready-to-use functional modules.
• the invention relates to the distribution of energy in an exhaust mechanism.
• the invention relates to an intermittent locking mechanism 6 of at least one escape wheel 5.
• This intermittent locking mechanism cooperates with at least one regulating member 4 or a rocker arm 41, which is reciprocated under the action of at least one spiral spring or an alternative elastic return means 7.
• the intermittent locking mechanism 6 is pivoted in at least one lower plate 2.
• this intermittent locking mechanism 6 forms a single-piece component that can not be dismounted with the lower plate 2.
• this bottom plate 2 still forms a monolithic component with a first bearing 51 of an escape wheel 5 and with a second bearing 52 of pivoting of this regulating member 4 or of the balance 41.
• This first bearing 51 and second bearing 52 are spaced apart by a fixed distance.
• the intermittent blocking mechanism 6 pivots around a virtual axis 53, whose theoretical position is defined with reference to the positions of the first bearing 51 and the second bearing 52.
• this intermittent locking mechanism 6 comprises at least one integral anchor 61 with the plate 2, to which it is connected by elastic return means 65.
• this anchor 61 comprises an upper portion 62 carrying pallets, horns and a stinger, and which is attached and fixed on a lower portion 63 which is in the plane of the plate 2.
• the lower part 63 is connected to the plate 2 by elastic return means 65 which are also in the plane of the plate 2, as visible in FIG.
• the anchor 61 is located between the plate 2 and a bridge 3, and comprises an upper portion 62 carrying pallets, horns and a dart in one or more parts and which is monobloc with a lower part 63 and extends above it in the direction of the bridge 3.
• This lower part 63 is in the plane of the plate 2, to which it is connected by elastic return means 65 which are also in the shot of platinum 2.
• the anchor 61 has a foot 64 in the plane of the plate 2, and these integrated elastic return means 65 which are also in the plane of the plate 2.
• the anchor 61 is monolithic with pivot points: in this figure 2, the component shown in gray is made monolithically.
• the anchor 61 is guided on flexible arms 65 connected to a frame / plate
• pivot points are added to this frame / plate, in this case that of the wheel of FIG.
• the big advantage is that the center distances are very precisely defined.
• FIGS. 3 to 5 also illustrate monolithic components with several levels, with three levels for FIG.
• the upper portion 62 of the anchor 61 is attached to such a foot 63, and the upper portion 62 is not integral with the foot 63.
• the anchor is in the plane of the plate, and has protrusions 62A and 62B such that pallets and respectively dard and horns, at least one upper level.
• this unbreakable integral component 20 comprises intrinsic elastic return means for the execution of a function of energy distribution and / or regulation and / or return and / or damping and / or locking in a setting position.
• these intrinsic elastic return means comprise at least one bistable or multistable flexible element.
• FIG. 6 illustrates a variant in which the anchor 61 is pivoted inside the grip of the beam of the balance 41, and where, preferably, the entire anchor moves under the balance 41.
• At least one of the functional components that the mechanism 1 comprises, such a functional component, notably the anchor 61, or an anchor foot 64, or anchor lower part 63, or other, is adjustable in position and is immobilizable in a pre-set position by locking means.
• FIG. 7 illustrates a monolithic assembly comprising adjustment means in position of a component also integrated in the mechanism 1, these adjustment means being immobilizable in position by locking means.
• At least the plate 2 comprises an adjustable mechanism in position 80 comprising a rigid carrier structure 81 (in particular constituted by the platinum plate itself), by means of at least one resilient blade 83 , an adjustable component in position 82.
• This adjustable component 82 carries, or the anchor 61, or an anchor foot 64, or a lower anchor 63.
• the mechanism 80 comprises indexing means 84 arranged to cooperate with complementary indexing means 91 that comprises an adjustment mechanism 90.
• These complementary indexing means 91 are detachably mounted indexing means 84, and are biocable in the cooperation position by a locking mechanism 94 fixed elastically to the structure 81.
• the locking mechanism 94 is itself subjected to the action of a locking mechanism 98 which allows it to occupy, or a disengaged position in which the adjustment mechanism 90 is free, or an engaged position in which the The locking mechanism 94 obstructs the adjustment mechanism 90.
• This locking mechanism is also fixed elastically to the structure 81.
• At least one unbreakable integral component 20 comprises an adjustable mechanism in position 80 comprising a rigid structure 81.
• This rigid structure 81 in particular the plate 2, carries, via less an elastic blade 83, such a component adjustable in position 82 having indexing means 84 arranged to cooperate with complementary indexing means 91 that includes a control mechanism 90, said complementary indexing means 91 being mounted disengageable indexing means 84 and being biocable in the cooperation position by a locking mechanism 94 resiliently fastened to said structure81, said locking mechanism 94 itself being subjected to the action of a locking mechanism 98 which allows it to occupy, or a disengaged position in which said adjustment mechanism 90 is free, or an engaged position in which said locking mechanism 94 obstructs said adjustment mechanism 90, said locking mechanism 98 also being resiliently fixed to said structure 81.
• This combination mechanism for adjusting, locking and locking is also applicable to a wide variety of applications: positioning a bearing, a stop, or other.
• mechanisms 1 according to the invention comprising unmountable monoblock components 20 further makes it possible to optimize the pivoting of the various mobiles, and, as required, to ensure their parallelism, or conversely to move at least one end of a mobile shaft to modify a setting micrometrically.
• the action on the pivot points allows, in particular, to adjust the distance between mobile to adjust the penetration of the teeth and / or lifted. Adjustment of the center distance can be achieved monolithically with the deck or bridge. This principle of adjustment of the distances is valid for all the distances in a movement.
• the intermittent blocking mechanism 6 according to the invention, the plate 2 is integral with stroke limiting stops of the intermittent locking mechanism 6.
• this incorporation of limiting elements, whether in the plate 2, the bridge 3, or another integral component unbreakable 20, is an advantage of the invention.
• the unbreakable integral component 20 is made of silicon, and the intrinsic elastic return means of the unbreakable integral component 20 are prestressed in an oxidized state of silicon.
• the mechanism 1 is made of silicon.
• the pivot points are defined, for example, by engravings anisotropic (KOH) in a silicon substrate.
• KOH anisotropic
• Anti-shock can thus be partially or completely made in the plate: the spring of the shock can be achieved in common with the plate.
• One of the two (or both) stones can be made in common with the plate. Pivoting is then done directly in the silicon.
• the pivot points can be made directly in silicon with surface coatings of the DLC or other type. So there is no more stone, and the rotation points are positioned very precisely.
• the unbreakable integral component 20 comprises breakable elements, intended to facilitate assembly in an upper assembly, it is sufficient to then break these breakable elements to give one or more degrees of freedom to some of its constituents.
• the unbreakable monobloc component 20 is made of micro-machinable material, or silicon, or oxidized silicon, and the intrinsic elastic return means of the unbreakable monobloc component 20 are prestressed in an oxidized state of silicon.
• Other materials according to MEMS or "LIGA" technologies can be implemented. Quartz, DLC, at least partially amorphous materials, metallic glasses, can, and not exclusively, be used for these applications.
• a particular structuring of the plate 2, or / and the bridge 3, and / or unbreakable monoblock components 20, may make it possible to compensate for the effects of the expansion of these structural elements, or the components of the mechanism of the cassette 1. It is for example possible to make the silicon board, then to oxidize it, in order to work coherently.
• the invention also relates to an escape mechanism 200 comprising at least one such intermittent blocking mechanism 6.
• only the escape wheel and the rocker arm are independent components, the rest of the escapement mechanism 200 constituting such an unbreakable monoblock component 20.
• the invention also relates to a mechanical clockwork movement 100 comprising at least one such escapement mechanism 200.

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• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Manufacturing & Machinery (AREA)
• Metallurgy (AREA)
• Micromachines (AREA)
• Electric Clocks (AREA)

Priority Applications (1)

Applications Claiming Priority (3)

Publications (2)

Family

ID=47997067

Family Applications (2)

Family Applications Before (1)

Country Status (8)

Family Cites Families (14)

• 2013
  • 2013-03-19 EP EP13160030.6A patent/EP2781966B1/de active Active
• 2014
  • 2014-03-06 EP EP14710218.0A patent/EP2976682B1/de active Active
  • 2014-03-06 CN CN201480005306.4A patent/CN104937500B/zh active Active
  • 2014-03-06 WO PCT/EP2014/054370 patent/WO2014146908A1/fr active Application Filing
  • 2014-03-06 KR KR1020157022722A patent/KR101816373B1/ko active IP Right Grant
  • 2014-03-06 US US14/759,056 patent/US9551976B2/en active Active
  • 2014-03-06 JP JP2015555760A patent/JP6014778B2/ja active Active
  • 2014-03-06 RU RU2015144671A patent/RU2645560C2/ru active
• 2016
  • 2016-03-21 HK HK16103254.7A patent/HK1215311A1/zh unknown

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