EP2756359A1 - Mouvement d'horlogerie avec barillet a diametre de bonde reduit - Google Patents
Mouvement d'horlogerie avec barillet a diametre de bonde reduitInfo
- Publication number
- EP2756359A1 EP2756359A1 EP12758483.7A EP12758483A EP2756359A1 EP 2756359 A1 EP2756359 A1 EP 2756359A1 EP 12758483 A EP12758483 A EP 12758483A EP 2756359 A1 EP2756359 A1 EP 2756359A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- drum
- bridge
- bung
- plate
- movement
- 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
Links
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010941 cobalt Substances 0.000 claims abstract description 4
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 4
- 239000010935 stainless steel Substances 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 3
- 239000000956 alloy Substances 0.000 claims abstract description 3
- 230000000295 complement effect Effects 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 238000004146 energy storage Methods 0.000 claims description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 229910052790 beryllium Inorganic materials 0.000 claims description 3
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- SZMZREIADCOWQA-UHFFFAOYSA-N chromium cobalt nickel Chemical compound [Cr].[Co].[Ni] SZMZREIADCOWQA-UHFFFAOYSA-N 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000004575 stone Substances 0.000 description 36
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 10
- 229910052697 platinum Inorganic materials 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910000623 nickel–chromium alloy Inorganic materials 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- G04B1/00—Driving mechanisms
- G04B1/10—Driving mechanisms with mainspring
- G04B1/16—Barrels; Arbors; Barrel axles
-
- 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
- G04B1/00—Driving mechanisms
- G04B1/10—Driving mechanisms with mainspring
- G04B1/14—Mainsprings; Bridles therefor
-
- 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
- G04B1/00—Driving mechanisms
- G04B1/10—Driving mechanisms with mainspring
- G04B1/14—Mainsprings; Bridles therefor
- G04B1/145—Composition and manufacture of the springs
-
- 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
- G04B1/00—Driving mechanisms
- G04B1/10—Driving mechanisms with mainspring
- G04B1/18—Constructions for connecting the ends of the mainsprings with the barrel or the arbor
-
- 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
- G04B33/00—Calibers
- G04B33/14—Calibers of which the mainsprings or barrels are easily removable
-
- 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
- G04B35/00—Adjusting the gear train, e.g. the backlash of the arbors, depth of meshing of the gears
Definitions
- the invention relates to a clockwork movement, comprising at least one plate with fixed spacing of a bridge carrying a common watch drum assembly, which barrel assembly comprises at least one mainspring barrel mounted between, at a first end of a barrel disposed next to said bridge, and at a second end a receiving surface that comprises a barrel plug pivotally attached to a ratchet and coaxial with said drum about a common pivot axis, said barrel assembly comprising on the side of said platen a lid fixed on said drum, said lid and said drum together forming a chamber enclosing said spring.
- the invention also relates to a timepiece comprising at least one such watch movement.
- the invention relates to the field of watchmaking, and more particularly the field of energy storage barrels, for feeding a movement, a ring, or other functionality of a room watchmaking.
- one solution consists of a decrease in the diameter of the barrel shaft and the associated bung, so as to increase the space available in the drum. for the spring.
- the ratio of the bead radius to the thickness of the spring is usually between 10 and 20, and the invention proposes to lower this ratio below 10, and preferably in the range between 5 and 10.
- a ratchet is mounted axially on a barrel axis or on a bung, via a square, the ratchet being generally fixed by an axial screw.
- the size of this screw and that of the square thus condition a minimum diameter of a pivoting surface.
- a Shoulder joined to this pivoting surface limits axial fretting of the shaft or the bung relative to a plate or a bridge carrying a stone or the like.
- a diameter even greater than that of this shoulder is necessary for a pivoting guide surface of the drum on the shaft or on the bung, combined with a shoulder limiting axial fretting of the drum.
- the respect of minimal sections of matter implies a quotation chain which results in a large size, difficult to reduce. In particular, it is not enough to reduce all the sizing, because the sections of material are then insufficient to ensure fatigue resistance.
- Document CH 318 898 A in the name of JUNGHANS describes a barrel which comprises a barrel drum on which pivots the bung, which is connected by a square to the barrel shaft pivoting between bridge and platinum, and is keyed to the ratchet.
- the shaft carries, on the opposite side to the ratchet, a toothed wheel co-operating with the automatic winding mechanism. A net on a bridge limits the travel of this toothed wheel.
- the document EP 1542 098 A2 in the name of LANGE relates to a particular configuration where the drum is guided by its periphery in a bore of the bridge, and where this drum comprises an annular projecting surface, called support regions, which extends radially beyond beyond the guide bore of the drum, and so as to allow a support, or a stop, of the drum on the bridge.
- the invention takes into account several solutions to achieve this reduction of the bung diameter.
- the invention relates to a clockwork movement, comprising at least one plate with a fixed spacing of a bridge carrying in common a watch drum assembly, which barrel assembly comprises at least one mainspring spring mounted between, at a first end a barrel disposed adjacent said bridge, and at a second end a receiving surface that comprises a barrel plug pivotally attached to a ratchet and coaxial with said drum about a common pivot axis, said assembly barrel having on the side of said platen a lid attached to said drum, said lid and said drum together constituting a chamber enclosing said spring, characterized in that said spring is made of a cobalt-nickel-chromium-based multiphase alloy comprising 44 at 46% cobalt, 20 to 22% nickel, 17 to 19% chromium, 4 to 6% iron, 3 to 5% tungsten, 3 to 5% molybdenum, 0 to 2% % of tit ane, 0 to 1% beryllium, and Young's modulus of 200 to 240
- said drum pivots in said bridge or in a guide carried by said bridge, and comprises an axial bearing surface arranged to cooperate in limiting travel of said drum with a complementary abutment surface that includes said bridge or said guidance, in said cover rotates in said platen or in a guide carried by said platen, and comprises an axial bearing surface arranged to cooperate in abutment limit of stroke of said cover with a complementary abutment surface that includes said platen or said guide, and in that said bung comprises a first pivoting bearing in a bore of said drum, and a second pivoting bearing in a bore of said lid, and in that the relative axial displacement between said bung and said drum is limited by a first abutment surface of said bung and a first internal complementary abutment surface of said drum, and the relative axial displacement between said bung and said lid is limited by a second abutment surface of said bung and a second complementary abutment surface internal to said lid.
- said barrel assembly comprises means for limiting the longitudinal frust between said barrel assembly and at least said plate or said bridge.
- the invention also relates to a timepiece comprising at least one such watch movement with such a barrel assembly for energy storage with an incorporated inlet, or else by a ratchet mounted pivotally integral with said bung, or by a drum toothing mounted pivotally integral with said drum, and an outlet respectively constituted by a toothing drum mounted integral pivoting said drum, or by a ratchet integral pivotally of said bung.
- FIG. 1 is a diagrammatic sectional view in a plane passing through its pivot axis of a watch cylinder, according to a variant of the invention
- FIG. 2 shows schematically and in section in a plane passing through its pivot axis, a barrel with a conventional bung
- Figure 3 illustrates a transformation of the barrel assembly and the bung according to a variant of the invention with a lock washer
- FIG. 4 to 6 show, schematically, partially, and in section in a plane passing through its pivot axis, a cylinder according to variants of the invention, with supports in the form of nets, respectively between a bridge and the ratchet in FIG. 4, and between on the one hand a bridge carrying a net and the drum, and on the other hand between a platen and the lid of the barrel, this cover carrying a net, in FIG. 5, and between the drum and a threaded bridge on the drum in FIG. 6,
- FIG. 7 schematically represents a barrel with a conventional bung in a plane passing through its axis of pivoting
- FIG. 8 illustrates a transformation of this barrel assembly and this bung according to a variant of FIG. invention with a stepped bung in two parts
- FIG. 9 represents, in the form of a block diagram, a timepiece comprising a movement and a barrel assembly according to the invention.
- FIG. 10 to 16 show, schematically and in section in a plane passing through their pivot axis, different watch cylinder variants according to the invention
- Figure 1 1 is similar to Figure 10, and comprises a setting washer driven on the bung and arranged to bear on one side of the cover,
- FIG. 14 similar to Figure 12 with monobloc plug guided in two stones of the plate and a bridge, this bung carrying drum and lid, the drum having on an outer face a net arranged to cooperate in support with the stone of the upper deck, and the cover having a similar net to cooperate with the platinum stone, the drum and the cover clamped on shoulders of the bung, the ratchet being screwed on the bung which is threaded,
- FIG. 16 similar to FIG. 14, with a monoblock bung carrying a drum and a lid, each of which is guided in a stone of the plate and a bridge, the drum having on an external face a net arranged to cooperate in support with the stone; the upper deck, and the cover having a similar net to cooperate with the platinum stone, the drum and the cover clamped on shoulders of the bung, the ratchet being screwed on the bung which is threaded.
- the invention relates to the field of watchmaking, and more particularly the field of energy storage barrels, for feeding a movement, a ring, or other functionality of a room watchmaking.
- the invention relates to a watch movement 100, comprising at least one plate 10 with fixed spacing of a bridge January 1 carrying a common cylinder 1 timepiece.
- This barrel assembly 1 comprises at least one mainspring 2 of barrel mounted between, at a first end 21 a barrel drum 3 disposed next to the bridge 1 1, and at a second end 22 a receiving surface 5 that includes a plug 4 barrel integral pivoting a ratchet 12 and coaxial with the drum 3 about a common pivot axis D.
- the barrel assembly 1 comprises, on the side of the plate 10, a cover 7 fixed on the drum 3, this cover 7 and this drum 3 constituting together a chamber 32 enclosing the spring 2.
- the spring 2 is made of a multi-phase cobalt-nickel-chromium alloy comprising from 44 to 46% of cobalt, from 20 to 22% of nickel, from 17 to 19% of chromium, from 4 to 6% of iron, 3 to 5% of tungsten, 3 to 5% of molybdenum, 0 to 2% of titanium, 0 to 1% of beryllium, and Young's modulus of between 200 and 240 GPa and a shear modulus between 80 and 100 GPa.
- This spring 2 has a width / thickness ratio of between 3 and 23, and more particularly between 9 and 21.
- the maximum radius of the bung 4, made of steel or stainless steel, relative to the pivot axis D is less than nine times the maximum thickness of the spring 2.
- the embodiments illustrated make it possible to obtain a ratio neighbor of five.
- motion 100 includes frost control means.
- these limiting means comprise means for setting or limiting the stroke, comprising a wedging washer 70 interposed between, on the one hand, a plate 10 or a bridge 11, and on the other hand the drum.
- This setting washer 70 is independent of the bung
- this at least one wedging washer 70 is guided by a bearing 44 that includes the bung 4, and more particularly is driven on this scope 44.
- the luff limiting means comprise a first shim washer 70 interposed between the bridge 1 1 and the drum 3, and a second such shim washer 70 interposed between the plate 10 and the lid 7.
- the shim washer 70 is independent, on the one hand of a barrel shaft 18 carrying the bung 4 or merging with it, and on the other hand of the lid 7, and is interposed between the plate 10 and the lid 7.
- the plug 4 is pivoted directly in the plate 10 and the bridge 1 1.
- the plug 4 is pivoted indirectly in the plate 10 and the bridge 11, respectively via the cover 7 and the drum 3.
- the plug 4 comprises two coaxial portions 4A, 4B, one of which 4B is pivoted directly in the bridge 11 and has a bearing surface 43 for guiding a bore 35 of the drum 3, and the other 4A is pivoted directly in the plate 10 and carries a hook 41 for hooking the spring 2.
- the drum 3 pivots in the bridge 1 1 or in a guide 403 carried by the bridge 1 1, and it comprises an axial bearing surface 39 arranged to cooperate with the limit stop of the stroke. drum 3 with a complementary abutment surface 1 19 that includes the bridge 1 1 or this guide 403.
- the cover 7 pivots in the plate 10 or in a guide 108 carried by the plate 10, and it comprises an axial bearing surface 79 arranged to cooperate in limiting the stroke of the cover 7 with a complementary abutment surface 109 that includes the plate 10 or the guide 108.
- the bung 4 comprises a first bearing surface 43 pivoting in a bore 35 of the drum 3, and a second bearing surface 44 pivoting in a bore 75 of the lid 7.
- the relative axial displacement between the bung 4 and the drum 3 is limited by a first surface of stop 403 of the bung 4 and a first complementary abutment surface 31 inside the drum 3.
- the relative axial displacement between the bung 4 and the cover 7 is limited by a second abutment surface 407 of the bung 4 and a second abutment surface complementary 71 internal cover 7.
- this axial bearing surface 39 of the drum 3 or / and this axial bearing surface 79 of the cover 7 is constituted by a thread 202, 207, to reduce the contact surface.
- This net 202, 207 bears on a guide 403, 108, carried by the bridge 1 1 or the plate 10.
- the movement 100 comprises means for limiting the longitudinal gap 6 between the barrel assembly 1 and at least the plate 10 or the bridge 11.
- these limiting means comprise means of direct pivoting guidance in the plate 10 and / or in the bridge 1 1 of the drum 3 and the cover 7.
- limiting means advantageously comprise means for setting or limiting the stroke, with respect to the plate 10 or to the bridge 11, of the drum 3 and / or the cover 7.
- the limiting means comprise at least one projection 202, which protrudes from an outer surface 30 of the drum 3 facing the plate 10 or to the bridge 11, and / or, as visible in FIG. 5, at least one projection 102 projecting from an external surface of the plate 10 or of the bridge 11 and facing an outer surface 30 of the drum 3.
- the limiting means comprise at least one projection 207 projecting from an outer surface 76 of the cover 7, facing the plate 10 or bridge 1 1, and / or at least one projection 107 salient an outer surface of the plate 10 or the bridge 1 1 and facing an outer surface 76 of the cover 7.
- the limiting means are advantageously completed, as can be seen in the variant of FIG. 5, by at least one projection 201 projecting from an external surface 121 of the ratchet 12 carried by the plug 4 facing the plate 10 or to the bridge 11 , or / and by at least one projection 101 projecting from an outer surface of the plate 10 or the bridge 1 1 facing an outer surface 121 of the ratchet 12.
- the receiving surface 5 is a surface of revolution with respect to the pivot axis D.
- the spring 2 is fixed to the bung 4 by friction.
- the spring 2 forms with the bung 4 a soldered or brazed monoblock spring-binder subassembly, or the like.
- the invention thus takes into account several solutions to achieve a decrease in the bung diameter, which allows to increase the energy stored in the barrel.
- a first solution is to ensure the frolicking between drum and cover by the mainspring, transferring to the spring this frolicking adjustment function, in particular by equipping the spring protruding areas, such as dots, more rolled areas wide, flange reported, or the like. It is then possible to remove the bearing shoulders of the drum and cover on the barrel shaft or on the bung.
- a second solution is to make a bung in several parts, including two or three parts.
- This solution makes it possible in particular to make a bung of diameter smaller than the pivoting diameter of the drum.
- the plug is introduced through the bore of the drum.
- a tree or a bung in two parts, or more, facilitates the machining hook snap hook of the mainspring.
- the bung may include, for the ratchet drive, a conventional square, or a thread. Or, in a non-limiting way, in a second variant
- the bung can still include one or more washers or diameter catch rings for its guidance in platinum and bridge.
- Another solution is to chase on the bung a setting washer of the drum-lid frog. This washer is mounted so as to avoid, for an intervention on the cylinder, any disassembly of a bridge.
- the different variants proposed by the invention ensure ease of machining, ease of assembly, ease of disassembly, and control of axial fringes between the various components and with respect to the bridges.
- the invention lies immediately in the search for the smallest possible bung diameter.
- the invention is aimed at proposing new solutions for taking back one or the other of these antics, or both.
- the invention is designed to allow the implementation of alternative solutions, for the recovery of the frog barrel "only":
- the first internal turn of the spring, in contact with the receiving surface of the bung, is higher than the other turns;
- the drum or / and the cover comprises or comprise one or more protuberances, projections, nets or the like, on an inner face turned towards the spring.
- a "surface” is a surface, preferably of revolution, protruding from a surface, for cooperating against a surface adjacent to another component to maintain these surfaces at a distance from each other when the catching up of games the mechanism, under the effect of gravity or acceleration due to a movement of the user pushes these components towards each other.
- a stone or similar guiding means driven into a plate or a bridge via a or more protuberances, projections, threads, or the like, made or formed on one face of the drum and / or lid a contact between the barrel drum and / or the barrel lid on the one hand, and a stone or similar guiding means driven into a plate or a bridge via a or a plurality of protuberances, projections, nets or the like, arranged or arranged on one side of the deck and / or the deck.
- this movement 100 comprises means for limiting the longitudinal gap 6 between the barrel assembly 1 and at least one plate 10 or a bridge 1 1 carrying or carrying the barrel assembly 1.
- FIGS. 4 to 6 illustrate supports in the form of threads, respectively between a bridge 1 1 and the ratchet 12 in FIG. 4, and between, on the one hand, a bridge 1 1 carrying a net 102 and the drum 3, and on the other hand between a plate 10 and the lid 7 of the cylinder 1.
- This cover 7 carries a net 207 in FIG. 5, which shows a plate 10 and a bridge 1 1 each carrying a net, respectively 107 and 102, cooperating respectively with the cover 7 and the drum 3.
- the support in the form of threads is formed between the drum 3 and a bridge January 1, with a thread 202 on the drum 3 in Figure 6.
- FIG. 8 illustrates a two-part stepped plug 4A and 4B, the latter 4B having a bearing surface 43 for guiding a bore 35 of the drum 3.
- the main part 4A is guided in a stone driven into the plate 10 at the level of a bearing 182 at its lower end 87, the guide of the cover 7 being on a bearing surface 44 of the flange 4A which cooperates with a bore 75 of the 7.
- Part 4B is guided by a bearing 181 in a stone driven in the bridge 1 1 to its upper end 86.
- This figure illustrates a traditional attachment of the spring 2 on a hook 41.
- FIG. 10 illustrates an inverted configuration with respect to that of FIG. 5, and it is the drum 3 of FIG. 10 which carries a net 202, intended to cooperate in support with a stone 302 driven into a bridge 1 1, 302 stone whose bore guides a scope 43 of the bung.
- this same cylindrical bearing surface 43 extends to ensure the pivoting guidance of the drum 3.
- the fretting of the barrel assembly relative to the blank is defined by the axial play of the plug 4, which is limited by the thread 202 of the drum 3 facing the stone 302.
- FIG. 10 This variant of FIG. 10 is illustrated here with the bridge 1 1 interposed between the drum 3 and the ratchet 12.
- Figure 1 1 also shows a thread 202 of the drum 3 arranged to cooperate with a stone 302 driven into a bridge January 1.
- the bung 4 door driven on one of its bearing surfaces 44, a washer 70.
- the washer 70 is driven on height to ensure an axial space.
- the frog of the barrel vis-à-vis the blank is limited by the plug 4 with respect to the stone 702 of the plate 10 on the one hand, and the thread 202 of the drum 3 relative to the bridge 11 of somewhere else.
- FIG. 12 also shows a thread 202 of the drum 3 arranged to cooperate with a stone 302 driven into a bridge January 1, and a thread 207 of the cover 7 arranged to cooperate with a stone 702 driven into the plate 10.
- FIG. 13 shows a thread 207 of the cover 7 arranged to cooperate with a stone 702 driven into the plate 10.
- the bung is in two parts: the bung 4 proper carrier of the spring 2, fitted on a barrel shaft 18, with axial limitation by a bearing face 18A of the barrel shaft 18 and an antagonistic bearing face 49 of the bung 4.
- the bung 4, carrier of the inner end 22 of the spring 2 has a boring bore 41 1 cooperating with a bearing 84 of a barrel shaft 18.
- the recovery of the frog of the barrel alone is provided by the spring 2, which has a projecting zone 23, here an attached flange or a turn sufficiently far from the axis so as to bear on the inner surface 31 of the drum 3 rather than on a lower shoulder 189A of the barrel shaft.
- FIG. 14 also shows a thread 202 of the drum 3 arranged to cooperate with a stone 302 driven into a bridge 11, and a thread 207 of the cover 7 arranged to cooperate with a stone 702 driven into the plate 10.
- FIG. 14 shows a ratchet 12 comprising a tapping threaded on a thread that includes the bung 4.
- FIG. 15 illustrates an advantageous variant with a bung 4 comprising a lower flange 40, which is arranged to come into abutment by a bearing face 401 on an inner face 31 of the drum 3.
- the fretting of the bung with respect to the barrel assembly is limited by the displacement of the drum 3 and the cover 7 with respect to the bearing faces 40A and 407 of the bung 4.
- the fretting of the barrel assembly relative to the blank is framed by the contacts between the opposite bearing faces 49A and 49B of the plug 4, with the stones 702 of the plate 10 and 302 of the bridge 1 1 respectively.
- the bung 4 is advantageously made of several coaxial parts to simplify its machining.
- Figure 16 illustrates a variant of the version of Figure 14.
- the antics are taken in the same way.
- the guides are different with the pivoting of the drum 3 and the cover 7 are directly in the blank, respectively at the bridge 1 1 and the plate 10. This provision provides better control of axial beat, because of the enlargement of the pivot diameter.
- the invention also relates to a timepiece 1000 comprising at least one watch movement 100 and / or at least one such barrel assembly 1 for energy storage with an incorporated input, or a ratchet 12 mounted solidarity pivoting the bung 4, or by a toothing drum 13 mounted pivotally integral with the drum 3, and an output constituted respectively, or by a toothing drum 13 mounted to pivotally attached to the drum 3, or by a ratchet 12 mounted pivotally integral with the bung 4.
- the invention provides the means for making a bung of very small diameter, and thus increase the storage capacity and the power reserve of a movement mechanism or ringing, or the like.
- the control of lovemaking is important because it allows to limit the wear of the components, and to increase the reliability of the mechanisms.
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Adornments (AREA)
- Springs (AREA)
- Closures For Containers (AREA)
- Micromachines (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP12758483.7A EP2756359B1 (fr) | 2011-09-15 | 2012-09-13 | Mouvement d'horlogerie avec barillet a diametre de bonde reduit |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11181351A EP2570861A1 (fr) | 2011-09-15 | 2011-09-15 | Ensemble barillet d'horlogerie à diamètre de bonde réduit |
EP12758483.7A EP2756359B1 (fr) | 2011-09-15 | 2012-09-13 | Mouvement d'horlogerie avec barillet a diametre de bonde reduit |
PCT/EP2012/067910 WO2013037868A1 (fr) | 2011-09-15 | 2012-09-13 | Mouvement d'horlogerie avec barillet a diametre de bonde reduit |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2756359A1 true EP2756359A1 (fr) | 2014-07-23 |
EP2756359B1 EP2756359B1 (fr) | 2016-03-23 |
Family
ID=46832410
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11181351A Withdrawn EP2570861A1 (fr) | 2011-09-15 | 2011-09-15 | Ensemble barillet d'horlogerie à diamètre de bonde réduit |
EP12758483.7A Active EP2756359B1 (fr) | 2011-09-15 | 2012-09-13 | Mouvement d'horlogerie avec barillet a diametre de bonde reduit |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11181351A Withdrawn EP2570861A1 (fr) | 2011-09-15 | 2011-09-15 | Ensemble barillet d'horlogerie à diamètre de bonde réduit |
Country Status (8)
Country | Link |
---|---|
US (1) | US9195216B2 (fr) |
EP (2) | EP2570861A1 (fr) |
JP (1) | JP5755375B2 (fr) |
CN (1) | CN103797424B (fr) |
HK (1) | HK1197841A1 (fr) |
IN (1) | IN2014CN02735A (fr) |
RU (1) | RU2562398C1 (fr) |
WO (1) | WO2013037868A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2570862B1 (fr) * | 2011-09-15 | 2014-03-05 | ETA SA Manufacture Horlogère Suisse | Ensemble barillet d'horlogerie à diamètre de bonde réduit |
EP3974913A1 (fr) | 2014-06-30 | 2022-03-30 | Rolex Sa | Barillet pour pièce d'horlogerie |
EP3067756B1 (fr) * | 2015-03-09 | 2017-11-22 | Nivarox-FAR S.A. | Ensemble pivotant pour une pièce d'horlogerie |
CN107877488A (zh) * | 2016-09-30 | 2018-04-06 | 深圳市越疆科技有限公司 | 消除回程偏差的机器人旋转底座 |
EP3525046B1 (fr) * | 2018-02-12 | 2024-07-10 | The Swatch Group Research and Development Ltd | Oscillateur d'horlogerie insensible aux accelerations angulaires du porte |
Family Cites Families (30)
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US182629A (en) * | 1876-09-26 | Improvement in watch-barrels | ||
US996499A (en) * | 1910-11-25 | 1911-06-27 | Robert L Marshall | Safety spring-barrel. |
US1033020A (en) * | 1911-05-31 | 1912-07-16 | Western Clock Mfg Company | Clock-spring barrel. |
CH231733A (fr) * | 1943-04-06 | 1944-04-15 | Ebauchesfabrik Eta Ag | Mouvement d'horlogerie à barillet-moteur. |
FR991127A (fr) * | 1944-03-31 | 1951-10-01 | Csf | Perfectionnements aux tubes à vide utilisant des faisceaux electroniques intenses |
GB647819A (en) * | 1944-12-12 | 1950-12-20 | Elgin Nat Watch Co | Cobalt chromium nickel base alloy |
GB647783A (en) * | 1947-05-03 | 1950-12-20 | Elgin Nat Watch Co | Process of making power springs and other articles of high elastic strength |
CH318898A (de) * | 1952-05-14 | 1957-01-31 | Junghans Helmut Dr Ing E H | Selbstaufzugsvorrichtung für Uhrwerke |
US3121990A (en) * | 1960-10-05 | 1964-02-25 | Lip Sa | Watch movement |
JPS446779Y1 (fr) * | 1966-02-01 | 1969-03-12 | ||
FR1473744A (fr) * | 1966-04-04 | 1967-03-17 | Ghielmetti S A | Boîtier de ressort pour montres à remontage automatique |
JPS463257Y1 (fr) * | 1970-05-30 | 1971-02-04 | ||
CH1602875A4 (fr) * | 1975-01-23 | 1977-06-15 | ||
CH607738B (de) * | 1975-10-21 | Ebauchesfabrik Eta Ag | Arbre de barillet extractible pour mouvement de montre. | |
JPS5251973A (en) * | 1976-10-18 | 1977-04-26 | Ebauchesfabrik Eta Ag | Drawable incense casket core |
JPH01165490U (fr) * | 1988-05-10 | 1989-11-20 | ||
JP3041585B2 (ja) * | 1995-04-28 | 2000-05-15 | セイコーインスツルメンツ株式会社 | ぜんまいの製造方法 |
JP3081991B2 (ja) * | 1996-10-02 | 2000-08-28 | セイコーインスツルメンツ株式会社 | 自動巻腕時計 |
JP3982290B2 (ja) * | 1997-08-28 | 2007-09-26 | セイコーエプソン株式会社 | バネ、ヒゲゼンマイ、および時計 |
JP4421877B2 (ja) * | 2003-03-26 | 2010-02-24 | セイコーインスツル株式会社 | Co−Ni基高弾性合金及びCo−Ni基高弾性合金を用いた動力ぜんまいとその製造方法 |
JP2005140674A (ja) * | 2003-11-07 | 2005-06-02 | Seiko Epson Corp | 時計用ばね、ぜんまい、ひげぜんまい、及び時計 |
DE10357228A1 (de) | 2003-12-08 | 2005-07-07 | Lange Uhren Gmbh | Federhausvorrichtung |
CH706020B1 (fr) * | 2007-09-07 | 2013-07-31 | Patek Philippe Sa Geneve | Ressort-moteur pour barillet de mouvement d'horlogerie présentant une durée de marche accrue. |
CH700058B1 (fr) * | 2008-12-15 | 2013-09-13 | Francois Durafourg | Ensemble comprenant un rochet de remontoir fixé sur un arbre de barillet et arbre de barillet destiné à cet ensemble. |
EP2596140B1 (fr) * | 2010-07-21 | 2018-05-16 | Rolex S.A. | Composant horloger comprenant un alliage métallique amorphe |
EP2560055B1 (fr) * | 2011-08-17 | 2018-05-02 | ETA SA Manufacture Horlogère Suisse | Préréglage d'ébat de mobile horloger |
EP2570864B1 (fr) * | 2011-09-15 | 2018-11-14 | Blancpain S.A. | Barillet d'horlogerie à diamètre de bonde réduit |
EP2570862B1 (fr) * | 2011-09-15 | 2014-03-05 | ETA SA Manufacture Horlogère Suisse | Ensemble barillet d'horlogerie à diamètre de bonde réduit |
EP2570863B1 (fr) * | 2011-09-15 | 2017-11-08 | Blancpain S.A. | Ensemble barillet d'horlogerie à diamètre de bonde réduit |
EP2634649B1 (fr) * | 2012-02-29 | 2017-07-12 | ETA SA Manufacture Horlogère Suisse | Barillet d'horlogerie économique |
-
2011
- 2011-09-15 EP EP11181351A patent/EP2570861A1/fr not_active Withdrawn
-
2012
- 2012-09-13 IN IN2735CHN2014 patent/IN2014CN02735A/en unknown
- 2012-09-13 EP EP12758483.7A patent/EP2756359B1/fr active Active
- 2012-09-13 WO PCT/EP2012/067910 patent/WO2013037868A1/fr active Application Filing
- 2012-09-13 CN CN201280045229.6A patent/CN103797424B/zh active Active
- 2012-09-13 JP JP2014530207A patent/JP5755375B2/ja active Active
- 2012-09-13 RU RU2014114783/28A patent/RU2562398C1/ru active
- 2012-09-13 US US14/241,337 patent/US9195216B2/en active Active
-
2014
- 2014-11-04 HK HK14111176.7A patent/HK1197841A1/zh unknown
Non-Patent Citations (1)
Title |
---|
See references of WO2013037868A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20140376338A1 (en) | 2014-12-25 |
EP2570861A1 (fr) | 2013-03-20 |
JP2014526690A (ja) | 2014-10-06 |
EP2756359B1 (fr) | 2016-03-23 |
CN103797424A (zh) | 2014-05-14 |
US9195216B2 (en) | 2015-11-24 |
IN2014CN02735A (fr) | 2015-07-03 |
WO2013037868A1 (fr) | 2013-03-21 |
RU2562398C1 (ru) | 2015-09-10 |
HK1197841A1 (zh) | 2015-02-18 |
JP5755375B2 (ja) | 2015-07-29 |
CN103797424B (zh) | 2016-08-17 |
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