EP2746865A1 - Federgehäuse einer Uhr - Google Patents

Federgehäuse einer Uhr Download PDF

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Publication number
EP2746865A1
EP2746865A1 EP12197741.7A EP12197741A EP2746865A1 EP 2746865 A1 EP2746865 A1 EP 2746865A1 EP 12197741 A EP12197741 A EP 12197741A EP 2746865 A1 EP2746865 A1 EP 2746865A1
Authority
EP
European Patent Office
Prior art keywords
shaft
core
drum
barrel
bridge
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP12197741.7A
Other languages
English (en)
French (fr)
Other versions
EP2746865B1 (de
Inventor
Laurent Kaelin
Arthur Queval
Martin Vautherot
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.)
ETA SA Manufacture Horlogere Suisse
Original Assignee
ETA SA Manufacture Horlogere Suisse
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
Priority to EP12197741.7A priority Critical patent/EP2746865B1/de
Application filed by ETA SA Manufacture Horlogere Suisse filed Critical ETA SA Manufacture Horlogere Suisse
Priority to RU2015129573A priority patent/RU2629155C2/ru
Priority to JP2015537294A priority patent/JP5960923B2/ja
Priority to CN201380066012.8A priority patent/CN104871094B/zh
Priority to PCT/EP2013/071988 priority patent/WO2014095125A1/fr
Priority to US14/428,079 priority patent/US9367037B2/en
Publication of EP2746865A1 publication Critical patent/EP2746865A1/de
Priority to HK16101508.5A priority patent/HK1213644A1/zh
Application granted granted Critical
Publication of EP2746865B1 publication Critical patent/EP2746865B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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

Definitions

  • the invention relates to a watch cylinder for pivotally mounting between a plate and a bridge and comprising at least one spring housed between a pivoting drum and a cover and hooked between, at its outer end said drum and at its inner end a shaft, which is integral in pivoting with a ratchet around a pivot axis.
  • the invention also relates to a watch movement, comprising at least one plate and a bridge and such a cylinder.
  • the invention also relates to a watch comprising such a movement.
  • the invention relates to the field of watch mechanisms, and more particularly the energy storage mechanisms, the engine barrel type, barrel striking, or the like.
  • a solution consists of in a decrease in the diameter of the barrel shaft and the associated core, 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.
  • the dimensioning should not be done lightly, indeed a risk of breakage exists if the bung diameter is too small.
  • 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.
  • the invention proposes to improve the design of barrels designed for a large power reserve, giving them good rigidity, particularly at the ratchet, while retaining a reduced number of components, and an acceptable machining cost, or, preferably, more economical than on known barrels.
  • the invention thus relates to a watch cylinder for pivotally mounting between a plate and a bridge and comprising at least one spring housed between a pivoting drum and a cover and hung between at its outer end said drum and at its inner end a shaft.
  • a ratchet pivotally about a pivot axis, characterized in that said barrel comprises a coaxial monobloc subassembly to said shaft and gathering around a core, at least said ratchet and / or said shaft .
  • said monobloc subassembly is pivoted at an upper bearing surface in a bore of said bridge or a stone that comprises said bridge, and comprises an upper shoulder, the stroke of which is limited by a lower surface of said bridge or said stone, said ratchet being between said upper shoulder and a lower shoulder that comprises said one-piece subassembly at said core, which lower shoulder limits the travel of an upper surface of said drum which drum pivots to level of a bore it comprises with a cylindrical surface of said core.
  • the luffing of said drum is limited in lower bearing relative to said ratchet, by an upper surface of said drum which is limited by a lower shoulder of said subassembly.
  • monobloc the frog of said ratchet is limited in lower support relative to said bridge, by an upper shoulder of said monobloc subassembly which is limited by a lower surface of said bridge or a stone that includes said bridge, and the frage of said cover is limited in upper support relative to said plate, by a lower surface of said lid which is limited by an upper surface of said plate or a stone that includes said plate.
  • said spring is made of a cobalt-nickel-chromium-based multiphase alloy comprising from 44 to 46% of cobalt, from 20 to 22% of nickel and from 17 to 19% of chromium. , from 4 to 6% of iron, from 3 to 5% of tungsten, from 3 to 5% of molybdenum, from 0 to 2% of titanium, from 0 to 1% of beryllium, and from Young's modulus of between 200 and 240 GPa and a shear modulus of between 80 and 100 GPa, in said spring has a width / thickness ratio of between 3 and 23, and the ratio of the maximum radius of a bearing surface of the spring of said shaft and the the thickness of said spring is between 3 and 9.
  • the invention also relates to a watch movement, comprising at least one plate and a bridge and such a cylinder.
  • the invention also relates to a watch comprising such a movement.
  • the invention relates to the field of watch mechanisms, and more particularly the energy storage mechanisms, the engine barrel type, barrel striking, or the like.
  • the invention thus relates to a watch cylinder 1 for pivotally mounting between a plate 9 and a bridge 5, and comprising at least one spring 7.
  • This spring 7 is housed between a pivoting drum 6 and a cover 8, and hooked between, at its outer end the drum 6 and at its inner end a shaft 3.
  • the shaft 3 is pivotally integral with a ratchet 2 about a pivot axis D.
  • the barrel 1 comprises a monobloc subassembly 10 coaxial with the shaft 3 and comprising, around a core 4, at least the ratchet 2 or / and the shaft 3.
  • This monobloc subassembly 10 is pivoted at an upper bearing surface 13 in a bore 51 of the bridge 5 or a stone 52 that the bridge 5 comprises, and has an upper shoulder 11 whose travel is limited by a surface lower 53 of the bridge 5 or the stone 52.
  • the ratchet 2 is between the upper shoulder 11 and a lower shoulder 12 that includes the one-piece subassembly 10 at the core 4.
  • This lower shoulder 12 limits the stroke of an upper surface 61 of the drum 6.
  • This drum 6 pivots at a bore 62 which it comprises with a cylindrical bearing surface 41 of the core 4.
  • the shaft 3 comprises a preferably cylindrical surface 31, which is preferably of smaller diameter than that of the cylindrical surface 41 of the core 4.
  • the shaft 3 carries the spring 7, or at its bearing surface 31, on which the spring 7 is immobilized by friction or welded, or on a hook 32 that includes the shaft 3 around such a bearing surface 31.
  • the shaft 3 is pivotally mounted in a bore 91 of the plate 9 or a stone 92 in a preferred embodiment, the scope 31 is extended, and constitutes the pivot surface in the bore 91 or 92 stone ..
  • the drum 6 carries a cover 8, preferably but not necessarily pivotally attached to the drum 6, and a bore 81 cooperates with a bearing 31 of the shaft 3.
  • a lower surface 82 of the cover 8 is limited in clearance by a surface upper 93 of the plate 9 or a stone 92 housed in the plate 9, a bore 91 of the plate 9 or the stone 92 serving as a pivot to the bearing 31 of the shaft 3.
  • the frolicking of the drum 6 is limited in lower support relative to the ratchet 2, by an upper surface 61 of the drum 6 which is limited by a lower shoulder 12 of the monobloc subassembly 10.
  • the fretting of the ratchet 2 is limited in lower bearing relative to the bridge 5, by an upper shoulder 11 of the monobloc subassembly 10 which is limited by a lower surface 53 of the bridge 5 or a stone 52 that includes the bridge 5 .
  • the frog of the cover 8 is limited in upper support relative to the plate 9, by a lower surface 82 of the cover 8 which is limited by an upper surface 93 of the plate 9 or a stone 91 that includes the plate 9.
  • the motor spring can be made of different materials: carbon steel, stainless steel, "Nivaflex®", silicon, DLC, quartz, glass, or similar.
  • the spring 7 is made of a cobalt-nickel-chromium-based multiphase 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 7 preferably has a width / thickness ratio of between 3 and 23, and more particularly between 9 and 21.
  • the maximum radius of the bearing 31 of the shaft 3 (without taking into account the possible extra thickness specific to a hook 32), made of steel or stainless steel, for example hardened stainless steel 4C27A (also named according to different standards 1.4197, ASTM 420F, or DIN X22 CrMoNiS 13 1), relative to the pivot axis D is less than nine times the maximum thickness of the spring 7.
  • the embodiments illustrated make it possible to obtain a ratio between the maximum radius the bearing 31 of the shaft 3 and the thickness of the spring 7 between 3 and 9, and preferably between 4 and 6, preferably close to 5.
  • the barrel 1 comprises a monobloc subassembly 10 comprising a ratchet 2, a shaft 3, and a core 4, under a bridge 5.
  • This monobloc subassembly 10 is pivoted at an upper bearing surface 13 in a bore 51 of the bridge 5 or a stone 52 of the bridge 5, and it comprises an upper shoulder 11 whose travel is limited by the surface lower 53 of this bridge 5 or stone 52.
  • the ratchet 2 is between this upper shoulder 11 and a lower shoulder 12 of the monobloc subassembly 10 at the core 4.
  • This lower shoulder 12 limits the travel of an upper surface 61 of a drum 6. While the drum 6 pivots at a bore 62 with a cylindrical bearing surface 41 of the core 4.
  • the shaft 3 is of smaller diameter than that of the core 4, and carries a hook 32 for the internal hooking of a spring 7, or it carries this spring 7 directly at a bearing surface 31 on which this spring 7 is fixed by friction or welding, or whatever.
  • the drum 6 carries a lid 8 integral with the drum 6 and a bore 81 cooperates with a bearing 31 of the shaft 3.
  • a lower surface 82 of this cover 8 is limited in movement by the upper surface 93 of a plate 9 or a stone 92 housed in a plate 9.
  • the bore 91 of this plate 9 or of this stone 92 serves as a pivot at the reach 31 of the shaft 3.
  • the one-piece subassembly 10 comprises a bearing 41 of the core 4, which is pivotable, in a bore 62 of the drum 6 also pivotally mounted.
  • the monobloc subassembly 10 comprises a bearing 31 of the shaft 3, which is pivotable in a bore 81 of the cover 8 also pivotally mounted.
  • the monobloc subassembly 10 comprises at its upper part, above the ratchet 2, a bearing surface 13, which is pivotable in a bore 51 of the bridge 5, or if appropriate the stone 52 of the bridge 5 which is fixed.
  • the one-piece subassembly 10 has at its bottom part, below the cover 8, a bearing surface 31 of the shaft 3, which is pivotable in a bore 91 of the plate 9, or, if appropriate, of the stone 92 of the platinum 9 which is fixed.
  • the frolicking of the drum 6 is limited in lower bearing relative to the ratchet 2, by the upper surface 61 of the drum 6 which is limited by the lower shoulder 12 of the monoblock subassembly 10, which is equivalent to the lower support of the ratchet 2.
  • the fretting of the ratchet 2 is limited in lower support relative to the bridge 5, by the upper shoulder 11 of the monobloc subassembly 10 which is limited by the lower surface 53 of the bridge 5 or stone 52.
  • the frog of the cover 8 is limited in upper support relative to the plate 9, by the lower surface 82 of the cover 8 which is limited by the upper surface 93 of the plate 9 or the stone 91.
  • the bung diameter is not limited by anything other than the resistance of the material to the shear forces, the diameter of the shaft 3 either, which allows the realization of a very small shaft diameter, and the obtaining a very favorable K factor.
  • the barrel 1 comprises a monobloc subassembly 10 gathering a shaft 3, and a core 4, under a bridge 5.
  • This monobloc subassembly 10 receives, bearing on a shoulder 15, a ratchet 2, which is then crimped at the a rivet 16 of the core 4, to become integral in pivoting of this monobloc subassembly 10.
  • This monobloc subassembly 10 is pivoted at an upper bearing surface 13 in a bore 51 of the bridge 5 or a stone 52 of the bridge 5, and the core 4 comprises an upper shoulder 11, whose stroke is limited by the lower surface 53 of this bridge 5 or of this stone 52.
  • the ratchet 2 is between this upper shoulder 11 and a lower shoulder 12 of the core 4 of the monobloc subassembly 10.
  • This lower shoulder 12 limits the travel of an upper surface 61 of a drum 6. While the drum 6 pivots at a bore 62 with a cylindrical bearing surface 41 of the core 4.
  • the shaft 3 is of smaller diameter than that of the core 4, and carries a hook 32 for the internal hooking of a spring 7, or it carries this spring 7 directly at a bearing surface 31 on which this spring 7 is fixed by friction or welding, or whatever.
  • the drum 6 carries a lid 8 integral with the drum 6 and a bore 81 cooperates with a bearing 31 of the shaft 3.
  • a lower surface 82 of this cover 8 is limited in movement by the upper surface 93 of a plate 9 or a stone 92 housed in a plate 9.
  • the bore 91 of this plate 9 or of this stone 92 serves as a pivot at the reach 31 of the shaft 3.
  • the one-piece subassembly 10 comprises a bearing 41 of the core 4, which is pivotable, in a bore 62 of the drum 6 also pivotally mounted.
  • the monobloc subassembly 10 comprises a bearing 31 of the shaft 3, which is pivotable in a bore 81 of the cover 8 also pivotally mounted.
  • the one-piece subassembly 10 comprises at its upper part, above the ratchet 2, a bearing surface 13, which is pivotable in a bore 51 of the bridge 5, or the stone 52 of the bridge 5 which is fixed.
  • the one-piece subassembly 10 has at its bottom part, below the cover 8, a bearing 31 of the shaft 3, which is pivotable in a bore 91 of the plate 9 or the stone 92 of the plate 9 which is fixed.
  • This variant has three times of frolic.
  • the frolicking of the drum 6 is limited in lower bearing relative to the core 4, by the upper surface 61 of the drum 6 which is limited by the lower shoulder 12 of the core 4 of the monobloc subassembly 10.
  • the fretting of the core 4 is limited in lower support relative to the bridge 5, by the upper shoulder 11 of the core 4 which is limited by the lower surface 53 of the bridge 5 or the stone 52.
  • the frog of the cover 8 is limited in upper support relative to the plate 9, by the lower surface 82 of the cover 8 which is limited by the upper surface 93 of the plate 9 or the stone 91.
  • the diameter of the core at the drum is not limited by anything other than the strength of the material shear forces, the diameter of the shaft 3 either, which allows the realization of a very small shaft diameter , and obtaining a very favorable K factor.
  • the barrel 1 comprises a monobloc subassembly 10 including a ratchet 2 and a core 4, under a bridge 5.
  • the core 4 defines at its inner part a gun, which has an outer bearing 41 and a housing or a bore 45 in which is driven a shaft 3, which thus becomes pivotally integral with the core 4.
  • the shaft 3 can thus be very simple, in particular with a single cylindrical bearing surface 31, and the machining of a hook 32 is then easy and economical.
  • This monobloc subassembly 10 is pivoted at an upper bearing surface 13 in a bore 51 of the bridge 5 or a stone 52 of the bridge 5, and it comprises an upper shoulder 11 whose travel is limited by the lower surface. 53 of this bridge 5 or stone 52.
  • the ratchet 2 is between upper shoulder 11 and a lower shoulder 12 of the monoblock subassembly 10, which is adjacent to the barrel of the core 4 and to its cylindrical surface 41.
  • This lower shoulder 12 limits the travel of an upper surface 61 of a drum 6. While the drum 6 pivots at a bore 62 with a cylindrical bearing surface 41 of the core 4.
  • the shaft 3 is of smaller diameter than that of the core 4, and carries a hook 32 for the internal hooking of a spring 7, or it carries this spring 7 directly at a bearing surface 31 on which this spring 7 is fixed by friction or welding, or whatever.
  • the drum 6 carries a lid 8 integral with the drum 6 and a bore 81 cooperates with a bearing 31 of the shaft 3.
  • a lower surface 82 of this cover 8 is limited in movement by the upper surface 93 of a plate 9 or a stone 92 housed in a plate 9.
  • the bore 91 of this plate 9 or of this stone 92 serves as a pivot at the reach 31 of the shaft 3.
  • the one-piece subassembly 10 comprises a bearing 41 of the core 4, which is pivotable, in a bore 62 of the drum 6 also pivotally mounted.
  • the shaft 3 comprises a bearing 31 which is pivotable in a bore 81 of the cover 8 also pivotally mounted.
  • the one-piece subassembly 10 comprises at its upper part, above the ratchet 2, a bearing surface 13, which is pivotable in a bore 51 of the bridge 5 or the stone 52 of the bridge 5 which is fixed.
  • the shaft 3 comprises at its lower part, below the cover 8, a bearing 31 which is pivotable in a bore 91 of the plate 9 or the stone 92 of the plate 9 which is fixed.
  • the frolicking of the drum 6 is limited in lower bearing relative to the ratchet 2, by the upper surface 61 of the drum 6 which is limited by the lower shoulder 12 of the monoblock subassembly 10, which is equivalent to the lower support of the ratchet 2.
  • the fretting of the ratchet 2 is limited in lower bearing relative to the bridge 5, by the upper shoulder 11 of the monobloc subassembly 10 which is limited by the lower surface 53 of the bridge 5 or the stone 52.
  • the frog of the cover 8 is limited in upper support relative to the plate 9, by the lower surface 82 of the cover 8 which is limited by the upper surface 93 of the plate 9 or the stone 91.
  • the diameter of the core is not limited by anything other than the resistance of the material to the shear forces, the diameter of the shaft 3 either, which allows the realization of a very small shaft diameter, and the obtaining a very favorable K factor.
  • the shaft 3 has a threaded end which cooperates with a tapping which comprises the core 4 in the barrel, and which then replaces the bore 45.
  • the first variant of the figure 1 is advantageous because the subassembly 10 monoblock under the bridge combines the functions of ratchet, shaft, and core, without machining complexity other than the hook 32 for hooking of the spring 7. There are three occasions of frolic.
  • the advantage of this construction is that there is no limit to the diameter of the core.
  • the second variant of the figure 2 is distinguished by the riveting of the ratchet on the tree, there are three times of frolicking. There is also no limit to the diameter of the core.
  • the third variant of the figure 3 is advantageous as regards the machining of the hook 32, inexpensive on a shaft without flange.
  • the tree is driven (or screwed) into the ratchet, the pivoting drum is on the barrel of the ratchet, there are three times of frolicking. There is also no limit to the diameter of the core.
  • the invention also relates to a watch movement 100, comprising at least one plate 9, and a bridge 5, and such a cylinder 1.
  • the invention also relates to a watch 200 comprising such a movement 100.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Adornments (AREA)
  • Harvester Elements (AREA)
  • Micromachines (AREA)
EP12197741.7A 2012-12-18 2012-12-18 Federgehäuse einer Uhr Active EP2746865B1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
EP12197741.7A EP2746865B1 (de) 2012-12-18 2012-12-18 Federgehäuse einer Uhr
JP2015537294A JP5960923B2 (ja) 2012-12-18 2013-10-21 計時器用バレル
CN201380066012.8A CN104871094B (zh) 2012-12-18 2013-10-21 钟表发条盒
PCT/EP2013/071988 WO2014095125A1 (fr) 2012-12-18 2013-10-21 Barillet d'horlogerie
RU2015129573A RU2629155C2 (ru) 2012-12-18 2013-10-21 Двигатель часового механизма
US14/428,079 US9367037B2 (en) 2012-12-18 2013-10-21 Timepiece barrel
HK16101508.5A HK1213644A1 (zh) 2012-12-18 2016-02-11 鐘錶發條盒

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12197741.7A EP2746865B1 (de) 2012-12-18 2012-12-18 Federgehäuse einer Uhr

Publications (2)

Publication Number Publication Date
EP2746865A1 true EP2746865A1 (de) 2014-06-25
EP2746865B1 EP2746865B1 (de) 2016-03-02

Family

ID=47552769

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12197741.7A Active EP2746865B1 (de) 2012-12-18 2012-12-18 Federgehäuse einer Uhr

Country Status (7)

Country Link
US (1) US9367037B2 (de)
EP (1) EP2746865B1 (de)
JP (1) JP5960923B2 (de)
CN (1) CN104871094B (de)
HK (1) HK1213644A1 (de)
RU (1) RU2629155C2 (de)
WO (1) WO2014095125A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7133909B2 (ja) * 2016-07-04 2022-09-09 ロレックス・ソシエテ・アノニム 時計用組立体の製造方法、及び該製造方法により得られる時計用組立体
JP6787098B2 (ja) * 2016-12-13 2020-11-18 セイコーエプソン株式会社 時計用ムーブメント、機械式時計および爪レバーの係合解除方法

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US168581A (en) * 1875-10-11 Improvement in barrel-arbors for watches
CH15286A (fr) * 1897-09-15 1898-04-30 Giuseppe Danasino Mouvement de montre à ressort moteur perfectionné
US730103A (en) * 1903-01-13 1903-06-02 Lewis A Erickson Watch-barrel.
US804728A (en) * 1905-03-25 1905-11-14 Illinois Watch Company Watch-barrel.
CH83330A (fr) * 1919-05-26 1919-12-01 Co Beaulieu Watch Mouvement de montre
US1561673A (en) * 1924-04-03 1925-11-17 Ulery Clarence Everett Clock arbor or shaft
GB647819A (en) * 1944-12-12 1950-12-20 Elgin Nat Watch Co Cobalt chromium nickel base alloy
FR1034443A (fr) * 1950-04-01 1953-07-23 Ressort d'horlogerie inoxydable présentant une grande résistance à la fatigue et procédé pour sa fabrication
FR2210784A1 (de) * 1972-12-18 1974-07-12 Ebauchesfabrik Eta Ag
FR2329000A1 (fr) * 1975-10-21 1977-05-20 Ebauchesfabrik Eta Ag Arbre de barillet extractible pour mouvement de montre
EP2570864A1 (de) * 2011-09-15 2013-03-20 Blancpain S.A. Uhren-Federgehäuse mit reduziertem Durchmesser

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US978613A (en) * 1909-07-31 1910-12-13 Keystone Watch Case Company Watch-barrel.
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.
JPS446779Y1 (de) * 1966-02-01 1969-03-12
JPS5251973A (en) * 1976-10-18 1977-04-26 Ebauchesfabrik Eta Ag Drawable incense casket core
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
CH702035B1 (fr) * 2006-10-20 2011-04-29 Eterna Sa Fabrique D Horlogerie Pièce d'horlogerie.
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.
CH702994B1 (fr) * 2010-04-26 2015-07-31 Eterna Sa Fabrique D Horlogerie Pièce d'horlogerie comprenant un barillet monté sur un pont de barillet.
EP2560057B1 (de) * 2011-08-17 2014-04-02 ETA SA Manufacture Horlogère Suisse Uhrwerk mit reduzierter Höhe und großer Gangreserve
EP2634649B1 (de) * 2012-02-29 2017-07-12 ETA SA Manufacture Horlogère Suisse Ökonomisches Federgehäuse für Uhrwerk

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US168581A (en) * 1875-10-11 Improvement in barrel-arbors for watches
CH15286A (fr) * 1897-09-15 1898-04-30 Giuseppe Danasino Mouvement de montre à ressort moteur perfectionné
US730103A (en) * 1903-01-13 1903-06-02 Lewis A Erickson Watch-barrel.
US804728A (en) * 1905-03-25 1905-11-14 Illinois Watch Company Watch-barrel.
CH83330A (fr) * 1919-05-26 1919-12-01 Co Beaulieu Watch Mouvement de montre
US1561673A (en) * 1924-04-03 1925-11-17 Ulery Clarence Everett Clock arbor or shaft
GB647819A (en) * 1944-12-12 1950-12-20 Elgin Nat Watch Co Cobalt chromium nickel base alloy
FR1034443A (fr) * 1950-04-01 1953-07-23 Ressort d'horlogerie inoxydable présentant une grande résistance à la fatigue et procédé pour sa fabrication
FR2210784A1 (de) * 1972-12-18 1974-07-12 Ebauchesfabrik Eta Ag
FR2329000A1 (fr) * 1975-10-21 1977-05-20 Ebauchesfabrik Eta Ag Arbre de barillet extractible pour mouvement de montre
EP2570864A1 (de) * 2011-09-15 2013-03-20 Blancpain S.A. Uhren-Federgehäuse mit reduziertem Durchmesser

Also Published As

Publication number Publication date
HK1213644A1 (zh) 2016-07-08
US20150253731A1 (en) 2015-09-10
JP5960923B2 (ja) 2016-08-02
EP2746865B1 (de) 2016-03-02
CN104871094A (zh) 2015-08-26
JP2016512596A (ja) 2016-04-28
WO2014095125A1 (fr) 2014-06-26
RU2015129573A (ru) 2017-01-23
CN104871094B (zh) 2017-10-13
US9367037B2 (en) 2016-06-14
RU2629155C2 (ru) 2017-08-24

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