US3901018A - Timepiece - Google Patents

Timepiece Download PDF

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Publication number
US3901018A
US3901018A US467881A US46788174A US3901018A US 3901018 A US3901018 A US 3901018A US 467881 A US467881 A US 467881A US 46788174 A US46788174 A US 46788174A US 3901018 A US3901018 A US 3901018A
Authority
US
United States
Prior art keywords
movement
bridge
base plate
bearing surface
gearing
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.)
Expired - Lifetime
Application number
US467881A
Other languages
English (en)
Inventor
Raoul-Henri Erard
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.)
ETS SA A SWISS CORP
Original Assignee
Ebauches SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ebauches SA filed Critical Ebauches SA
Application granted granted Critical
Publication of US3901018A publication Critical patent/US3901018A/en
Assigned to ETS S.A., A SWISS CORP. reassignment ETS S.A., A SWISS CORP. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: EBAUCHES S.A.
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • 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
    • G04B33/00—Calibers
    • G04B33/10—Calibers with seconds hand arranged in the centre of the dial

Definitions

  • a timepiece includes a casing which forms a part of the movement with the casing bottom forming the main part of the movement frame.
  • the casing bottom is carved or formed in relief for receiving the elements of the movement and for supporting part of the shafts and gearing of the movement.
  • the casing itself also includes twoplanar bearing surfaces. A bridge portion of the frame and the base plate of a regulating module is secured between the bearing surfaces in order to create a rigid frame for the assembly.
  • the present invention relates to a timepiece the main part of the frame of the movement of which is constituted by an element of its casing.
  • This timepiece is characterized by the fact that the said main part of the frame carries a regulating module which comprises a base-plate bearing on the one hand on a bearing surface, parallel to the plane of the movement, provided on the main part of the frame of the movement, and on the other hand on a bearing surface, perpendicular to the plane of the movement, provided on a bridge of the said frame, the contact of the said plate with the second bearing surface determining the degree of penetration of the toothing of the last wheel of the gearing of the movement in the pinion of the escape wheel which constitutes an element of the said regulating module.
  • a regulating module which comprises a base-plate bearing on the one hand on a bearing surface, parallel to the plane of the movement, provided on the main part of the frame of the movement, and on the other hand on a bearing surface, perpendicular to the plane of the movement, provided on a bridge of the said frame, the contact of the said plate with the second bearing surface determining the degree of penetration of the toothing of the last wheel of the gearing of the
  • the drawing shows, by way of example, one embodiment of the object of the invention.
  • FIG. 1 is a perspective view of a part of a wrist-watch.
  • FIG. 2 is a plan view thereof, at a larger scale.
  • FIG. 3 is an exploded view thereof, at the scale of FIG. 1.
  • FIG. 4 is a plan view of a part of this watch, during its mounting, and
  • FIGS. 5, 6 and 7 are sectional views along lines VV, VIVI and VI]-VII, respectively, of FIG. 2, at a larger scale.
  • the casin g of the watch represented is constituted by a cap 1, made of plastic material, provided with a bottom la and with an annular edge lb carrying the glass, designated by 2, which maintains in place the dial, designated by 3, resting by its periphery on an inner shoulder of the edge lb (FIG. 7), on which it is angularly positioned by a stud 4 (FIG. 2).
  • This cap 1 constitutes, with the glass 2, a casing of the type known under the name ofcontainer" intended to be located either in an outer casing or merely in a middle part provided, especially, by the means of attaching of the bracelet.
  • the bottom Ia of the cap I constitutes an element of the frame of the movement, more precisely the main part of this frame. As shown by FIG. 3, this bottom Ia has a relief which depends from the topography of the movement, that is to say which is provided with portion situated at different levels giving passage to elements of the movement.
  • the bottom la is provided with a circular recess 5 intended to receive the barrel containing the motor spring, a circular recess 6 in which is located the balance-wheel, a zone 7 receiving the bearings of the several shafts of the gearing of the movement, an intermediary zone 8 constituting a stiffening extra thickness, and two bearing surfaces 9 and 10, the role of which will be indicated later, which are parallel to the plane of the movement and which are situated in a common plane.
  • the motor spring represented at II in FIG. 7, is located in a barrel constituted merely by a ring 12, opened on its both sides, partially engaged in the recess 5 of the bottom la of the cap I.
  • the shaft of the barrel, designated by 13 is pivoted on the one hand in an embossment Ic shown by the bottom la of the cap I, at the centre of the recess 5, and on the other hand in a metallic bridge 14 hearing on the bearing surfaces 9 and 10 of the bottom 1a of the cap I.
  • This bottom la is provided with two tubular studs 1d, substantially diammetrically opposed with respect to the centre of the movement, ensuring the centering of the bridge I4,
  • the shaft 13 of the barrel carries, forced thereon, a wheel 16 meshing with the pinion, designated by 17, of the minutes, which is not situated in the centre of the movement, as in the conventional watches, but out from this centre.
  • the shaft 17a of the minutes made of one piece with the pinion I7, is pivoted between the bottom la ofthe cap 1 and a small plate 18 secured, by a screw 19 (FIG. 7), to the bridge 14.
  • This shaft carries a wheel 20 meshing with the pinion 21 of the third wheel, the shaft of which, designated by 21a, is pivoted between the bottom la of the cap 1 and the bridge 14.
  • This shaft carries a wheel 22 meshing with the pinion 23 of the centre seconds, the shaft 230 of which, carrying the seconds hand, designated by 24, is supported on the one hand by the bottom Ia of the cap 1 and on the other hand by a sleeve 25 secured to the bridge 14.
  • the minutes shaft 17a being not situated in the centre of the movement, as it has been said, it carries a cannon-pinion 26, meshing with an intermediate wheel 27 (FIG. 7) meshing with a second cannon-pinion 28, the cannon of which carries the minutes hand designated by 29.
  • the hour-wheel, designated by 30, carrying the hand 31 of the hours, is engaged on the second cannon-pinion 28.
  • Its wheel 32 is meshing with the pinion of a dial-train, not represented, the wheel of which is meshing with the second cannon-pinion 28.
  • the regulating device of the watch as disclosed and represented is constituted by an independent modular element, represented in 33 in FIG. 3.
  • the frame of this modular element comprises a metallic main plate 34, a metallic bridge 35, secured to the plate 34, and a balance-cock 36, secured to the bridge 35 which operates as a distance-piece.
  • This regulating module comprises an escape wheel 37 forced on the shaft 38a of a pinion 38 meshing with' a seconds wheel 39 carried by the shaft 23a of the centre seconds.
  • the shaft 38a is pivoted between the main plate 34 and the bridge 35, as is also the shaft, designated by 40, of the pallets 41.
  • the balance-wheel, designated by 42 is pivoted between the main plate 34 and the balance-cock 36.
  • the regulating module could be provided with means permitting to adjust the timing of the watch, permitting to act on the active length of the hair-spring.
  • the regulating module is supported by the bottom in of the cap 1 bearing on the two bearing surfaces 9 and 10 of this bottom la.
  • the surface 9 is provided with a tubular stud Ie, similar to the studs 1d ensuring the centering of the bridge 14 and on which is engaged, by means of a hole 43 provided therein to this effect, the main plate 34.
  • a screw 44 maintains it in position.
  • the plate 34 is maintained in place by a screw 45 screwed in a hole 46 provided in the bearing surface 10 of the bottom In of the cap I; this screw 45, sectionally shown in FIG. 2, is provided with a conical bearing surface by means of which it engages the edge of the hole, designated by 47, of the plate 34 traversed by this screw.
  • the main plate 34 of the frame of the regulating module is pressed, in the direction of the arrow 48 of FIG. 2, towards the bridge I4. It bears, by means of a nose 34a constituting a centering means, against a gearing surface 49 (FIG. 4) perpendicular to the plane of the movement, provided on the bridge 14.
  • a gearing surface 49 (FIG. 4) perpendicular to the plane of the movement, provided on the bridge 14.
  • the watch represented comprises moreover a control stem 50 (FIG. perpendicular to the plane of the movement, able to occupy several axial positions, per mitting to efi'ect, according to its position, the winding, the setting or the correction of the indicating members of a calendar the mechanism of which has not been represented.
  • the stem 50 carries a control crown 51 by means of which it is rotatably mounted in a sleeve 52 forced in the bottom la of the cap 1.
  • the stem 50 is provided, at its end opposite to this one carrying the crown 51, with a portion of larger diameter 500 rotating in a small plate 53 carried by the lateral part lb of the cap 1.
  • the sleeve 52 carries, rotatably mounted on its inner end, a pinion 54 traversed by a toothing 50b provided on the stem 50, this pinion meshing with a toothing 12a of the ring 12 constituting the barrel.
  • a toothing 50b provided on the stem 50, this pinion meshing with a toothing 12a of the ring 12 constituting the barrel.
  • its toothing 50b is meshing with a corresponding inner toothing of the pinion 54, that permits, while operating the control crown 51, to effect the winding.
  • a pole 55 (FIG.
  • the stem 50 carries, at its end opposed to this one carrying the control crown 51, a wheel 58 meshing, in the pulled position of the stem, with a setting intermediate wheel 59, carried by the bridge 14, the axis of which is inclined with respect to the plane of the movement, and which is meshing with the intermediate wheel 27 connecting the cannon-pinion 26 carried by the minutes shaft 17a to the second cannon-pinion 28 coaxial to the centre of the movement.
  • the mounting of the timepiece as disclosed and represented is effected while mounting first the several elements of the control mechanism, that is to say the stem 50 and the pinions 54 and 58.
  • This checking will be so more useful that the stem 50 has not, later, to be separated anew.
  • the mounting is then continued while placing the barrel, the shaft of the barrel, and the three first elements of the gearing.
  • the bridge 14 is then put in place, that maintains the whole. One can then check all the operations of the control mechanism as well as the freedom of the gearing of the movement.
  • the regulating module 33 which will have been mounted and checked previously, which is engaged in the space provided for it in the position represented in FIG. 4, in which the pinion 38 of the escape wheel is not meshing with the wheel 39 of the seconds.
  • the regulating module can be put in place entirely mounted, without there is a risk that any of its elements be damaged. [t is maintained by the screw 44, which is not tightened, then the screw 45 is put in place, moving the regulating module in the direction of arrow 61 of FIG. 4.
  • the centering nose 34a of the main plate 34 is strongly applied against the bearing surface 49 of the bridge 14 by the conical bearing surface of the screw 45 acting on the edge of the hole 47 of the plate 34, the screw 44 is then tightened.
  • the main plate 34 constitutes, with the bridge 14, a rigid assembly, these two elements contributing, together, to ensure the rigidity of the frame of the movement.
  • the cap 1 is made of plastic material and the bridge 14 of metal, but the reverse could be executed as well as the whole could be made of metal or the whole of plastic material.
  • the bearing members of the bearings of the gearing are secured on element la of the frame or on the bridge 14. They could, when these portions of the frame are made of plastic material, be made of one piece therewith or be molded in situ thereon.
  • the regulating module will be definitely and unremovably secured to the bottom 1a of the cap 1, by means of studs, or by welding or sticking for example.
  • the present arrangement will be usable not only for wrist-watches, but also for pocket watches pendant watches or other timepieces as, for instance, minature clocks.
  • a timepiece including in combination a casing forming a part of the movement frame with the casing bottom forming the main part of the movement frame, the casing bottom including a relief formed therein and adapted to the relief of the elements of the movement, said frame including first and second aligned bearing surfaces extending in a plane parallel to the plane of said casing bottom at a predetermined distance therefrom, a bridge secured to and extending between said first and second bearing surfaces, said bridge carrying at least a part of the gearing of the movement with said casing bottom supporting said gearing movement, said bridge maintaining the gearing in position between said casing bottom and said bridge, a removable selfcontained regulating module including a base plate, said base plate extending between and secured to said bearing surfaces with the remaining module portions extending into said relief, said bridge base plate of said regulating module and easing forming a rigid movement frame when assembled.
  • the timepiece of claim I further including an aperture formed in said first bearing surface and an aperture formed in said base plate said apertures being in alignment when said base plate is mounted on said bearing surface, a screw having a frusto-conical bearing surface extending through said base plate aperture and secured in said bearing surface aperture, said screw module in response to said rotation and producing a lateral displacement thereof for aligning said base plate with said bridge, said alignment determining the degree of interaction of the gearing of said movement and said being adapted to rotate said frusto-conical bearing sur- 5 regulating module.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
US467881A 1973-05-10 1974-05-08 Timepiece Expired - Lifetime US3901018A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH678373A CH577199B5 (xx) 1973-05-10 1973-05-10

Publications (1)

Publication Number Publication Date
US3901018A true US3901018A (en) 1975-08-26

Family

ID=4314957

Family Applications (1)

Application Number Title Priority Date Filing Date
US467881A Expired - Lifetime US3901018A (en) 1973-05-10 1974-05-08 Timepiece

Country Status (3)

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US (1) US3901018A (xx)
JP (1) JPS5647513B2 (xx)
CH (2) CH678373A4 (xx)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2359443A1 (fr) * 1976-07-23 1978-02-17 Seikosha Kk Montres comprenant une platine intermediaire reliee au boitier superieur
US4177631A (en) * 1976-04-23 1979-12-11 Kabushiki Kaisha Suwa Seikosha Small-sized quartz crystal wristwatch
WO2000033143A1 (fr) * 1998-11-27 2000-06-08 Seiko Epson Corporation Appareil horaire
US20130148479A1 (en) * 2011-12-13 2013-06-13 Eta Sa Manufacture Horlogere Suisse Modular timepiece movement with functional modules
CN104062880A (zh) * 2013-03-19 2014-09-24 尼瓦洛克斯-法尔股份有限公司 钟表机构模盒

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5846716B2 (ja) * 1976-01-21 1983-10-18 シチズン時計株式会社 時計装置
JPS5290372A (en) * 1976-01-23 1977-07-29 Okuda Kazumi Patter embossed diamond
EP2565730B1 (fr) * 2011-08-29 2017-11-01 ETA SA Manufacture Horlogère Suisse Porte-échappement d'horlogerie

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3121990A (en) * 1960-10-05 1964-02-25 Lip Sa Watch movement
US3802183A (en) * 1972-03-06 1974-04-09 Paquerettes Sa Momement

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3121990A (en) * 1960-10-05 1964-02-25 Lip Sa Watch movement
US3802183A (en) * 1972-03-06 1974-04-09 Paquerettes Sa Momement

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4177631A (en) * 1976-04-23 1979-12-11 Kabushiki Kaisha Suwa Seikosha Small-sized quartz crystal wristwatch
FR2359443A1 (fr) * 1976-07-23 1978-02-17 Seikosha Kk Montres comprenant une platine intermediaire reliee au boitier superieur
WO2000033143A1 (fr) * 1998-11-27 2000-06-08 Seiko Epson Corporation Appareil horaire
US6367966B1 (en) 1998-11-27 2002-04-09 Seiko Epson Corporation Timepiece
US9557713B2 (en) * 2011-12-13 2017-01-31 Eta Sa Manufacture Horlogère Suisse Modular mechanical timepiece movement with functional modules
CN104122782B (zh) * 2011-12-13 2018-04-03 Eta瑞士钟表制造股份有限公司 具有功能模块的模块化机械钟表机芯
JP2014112101A (ja) * 2011-12-13 2014-06-19 Eta Sa Manufacture Horlogere Suisse 機能モジュールを備えたモジュール式時計ムーブメントとその組立方法
KR101435724B1 (ko) 2011-12-13 2014-09-01 에타 쏘시에떼 아노님 마누팍투레 홀로게레 스위세 기능모듈들을 가진 모듈식 시계 무브먼트
CN103163769A (zh) * 2011-12-13 2013-06-19 Eta瑞士钟表制造股份有限公司 具有功能模块的模块化钟表机芯
US10241472B2 (en) * 2011-12-13 2019-03-26 Eta Sa Manufacture Horlogere Suisse Modular timepiece movement with functional modules
CN104122782A (zh) * 2011-12-13 2014-10-29 Eta瑞士钟表制造股份有限公司 具有功能模块的模块化机械钟表机芯
US20140328145A1 (en) * 2011-12-13 2014-11-06 Eta Sa Manufacture Horlogere Suisse Modular mechanical timepiece movement with functional modules
US20130148479A1 (en) * 2011-12-13 2013-06-13 Eta Sa Manufacture Horlogere Suisse Modular timepiece movement with functional modules
RU2666156C2 (ru) * 2011-12-13 2018-09-06 Эта Са Мануфактюр Орложэр Сюис Модульный механический часовой механизм с функциональными модулями
CN104062880A (zh) * 2013-03-19 2014-09-24 尼瓦洛克斯-法尔股份有限公司 钟表机构模盒
CN104062880B (zh) * 2013-03-19 2017-07-07 尼瓦洛克斯-法尔股份有限公司 钟表机构模盒
CN104062881B (zh) * 2013-03-19 2017-07-07 尼瓦洛克斯-法尔股份有限公司 钟表机构模盒
CN104062881A (zh) * 2013-03-19 2014-09-24 尼瓦洛克斯-法尔股份有限公司 钟表机构模盒

Also Published As

Publication number Publication date
CH577199B5 (xx) 1976-06-30
CH678373A4 (xx) 1975-11-14
JPS5647513B2 (xx) 1981-11-10
JPS5028866A (xx) 1975-03-24

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Legal Events

Date Code Title Description
AS Assignment

Owner name: ETS S.A., FABRIQUES D`EBAUCHES, SCHILD-RUSTSTRASSE

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:EBAUCHES S.A.;REEL/FRAME:004331/0137

Effective date: 19841023