EP0194448A2 - Horloge à entraînement mécanique - Google Patents

Horloge à entraînement mécanique Download PDF

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Publication number
EP0194448A2
EP0194448A2 EP86101576A EP86101576A EP0194448A2 EP 0194448 A2 EP0194448 A2 EP 0194448A2 EP 86101576 A EP86101576 A EP 86101576A EP 86101576 A EP86101576 A EP 86101576A EP 0194448 A2 EP0194448 A2 EP 0194448A2
Authority
EP
European Patent Office
Prior art keywords
switching
quartz
shaft
drive
controlled
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
EP86101576A
Other languages
German (de)
English (en)
Other versions
EP0194448A3 (en
EP0194448B1 (fr
Inventor
Rolf Hepfer
Rudolf Kieninger
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.)
Kieninger & Co KG Te Aldingen Bondsrepublie GmbH
Original Assignee
JOSEPH KIENINGER UHRENFABRIK GmbH
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 JOSEPH KIENINGER UHRENFABRIK GmbH filed Critical JOSEPH KIENINGER UHRENFABRIK GmbH
Priority to AT86101576T priority Critical patent/ATE56285T1/de
Publication of EP0194448A2 publication Critical patent/EP0194448A2/fr
Publication of EP0194448A3 publication Critical patent/EP0194448A3/de
Application granted granted Critical
Publication of EP0194448B1 publication Critical patent/EP0194448B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • GPHYSICS
    • G04HOROLOGY
    • G04CELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/008Mounting, assembling of components
    • GPHYSICS
    • G04HOROLOGY
    • G04BMECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B15/00Escapements
    • G04B15/06Free escapements
    • G04B15/08Lever escapements

Definitions

  • the invention relates to a large clock with a mechanical power drive for the time drive, in particular striking clock, in which the time drive controls one or more mechanically driven striking mechanisms.
  • clocks in the context of the invention are understood to be those clocks that are larger than quartz alarm clocks, have a mechanical time-running mechanism that is driven either by a weight or a spring drive and that is usually operated by an inhibitor controller with a gravity pendulum or a spring pendulum (balance ) is controlled.
  • a mechanical time-running mechanism that is driven either by a weight or a spring drive and that is usually operated by an inhibitor controller with a gravity pendulum or a spring pendulum (balance ) is controlled.
  • it can be a wall, floor or table clock
  • small clocks e.g. B. alarm clocks, table clocks and wall clocks that do not have striking mechanisms, but with an analog, i.e. conventional pointer display device
  • Quartz-controlled step-by-step mechanisms which have been mass-produced for a long time and are therefore also very inexpensive, have so far been available, in particular because of the drive torques required for driving the mechanical time-running mechanisms and controlling mechanical striking mechanisms in large clocks of the type mentioned above not used.
  • the invention has for its object to provide in a clock of the type mentioned the possibility to use a commercially available, quartz-controlled stepping mechanism for the time drive and at the same time that sufficient both for driving the gear train and for driving the control lever of one or more striking mechanisms To ensure drive torque.
  • the particular advantage is the fact that the entire mechanical time drive can be kept in its conventional form and that only the speed controller needs to be replaced by the cheaper and more precise quartz-controlled stepping mechanism. It is also possible to swing a gravity pendulum with the help of the quartz-controlled stepping mechanism, which, however, does not have a control function, but is only maintained as a style element.
  • the inhibiting device ensures that the switching steps of the quartz-controlled stepping mechanism are transferred to the time drive with the correct angle and that the mechanical drive of the timing drive does not impair the accuracy of the quartz-controlled stepping mechanism. Only in this way is it possible, in combination with a mechanical drive, to use a quartz-controlled step-by-step mechanism of a commercially available type, to use with low torque.
  • the further embodiment of the invention according to offers Proverb 3 a very simple, inexpensive, reliable and completely adjustment-free possibility of realizing an inhibition actuated by the quartz-controlled stepping mechanism.
  • the simplest translations can also be realized in such quartz-controlled step-by-step mechanisms in which the selector shaft carries out two or more switching steps per revolution, so that the escape wheel shaft can also be a second shaft that makes a full revolution in one minute, for example, in sixty steps.
  • the escape wheel shaft can also be a second shaft that makes a full revolution in one minute, for example, in sixty steps.
  • a switching step of the escape wheel takes place with each switching step of the stepping mechanism.
  • the worm gear provided therein makes it possible to implement large gear ratios or reductions in a very simple manner.
  • the worm wheel it is easily possible for the worm wheel to operate simultaneously as a second wheel or the worm wheel shaft as a second shaft.
  • Fig. 1 shows a mechanical time drive, which has two frame boards 1 and 2, in which a barrel 3 is arranged and stored in the usual way.
  • the ring gear 4 of the barrel 3 is in engagement with an intermediate gear 5, the intermediate gear 6 with the minute gear 7 of the minute shaft 8 is engaged.
  • the non-rotatably connected to the minute wheel drive minute wheel 9, the 10 via a friction clutch Minute shaft 8 drives, is in engagement with another intermediate gear 11 of an intermediate gear 12, which in turn meshes with an escape gear shaft drive 13.
  • This escape wheel shaft drive 13 is seated on an escape wheel shaft 14, on which an escape wheel 15 is also arranged in a rotationally fixed manner.
  • the drives and gears mentioned are each attached to shafts which are rotatably mounted in the frame boards 1 and 2 in the usual manner.
  • an armature 20 is provided on an armature shaft 16 with claws 17 and 18, which need not have any lifting surfaces, and with a two-legged armature fork 19.
  • a switching cam disk 21 Arranged in the armature fork 19 is a switching cam disk 21, which is provided with three switching cams and is thus approximately triangular, and which is fastened on a switching shaft 22 of a quartz-controlled indexing mechanism 23.
  • This quartz-controlled stepping mechanism 23 is fed by a commercially available battery 49, and has as a converter a stepping motor 23 ', the switching shaft of which carries out 22 second steps of 120 ° each, that is, it requires three switching steps for a full revolution.
  • the switching cam disk 21 therefore has three switching cams, ie it is therefore triangular.
  • the armature 20 is pivoted about the axis of its armature shaft 16 in the manner shown in FIG. 2 in such a way that one of its two claws 17 or 18 alternately engages with the armature wheel 15 and this in each case by half a tooth pitch can continue to rotate.
  • the escape wheel 15 must be equipped with thirty teeth if the escape wheel shaft 14 is to be operated at the same time as a second shaft, which carries out a full revolution with sixty switching steps.
  • the switching shaft 22 transversely to the axis of the worm wheel 25 and thus also to the other transmission axes. If one assumes that the worm 24 is catchy and the worm wheel 25 has twenty teeth, the second shaft 27 makes an angular movement of 6 ° (1/60 revolution) per switching step, _if the switching shaft 22 carries out an angular movement of 120 ° with the worm 24 in each switching step.
  • FIGS. 4 and 5 show one possibility of how a heavy-weight pendulum, which is usually connected via a pin 29 which engages with the pendulum suspension 30 to a so-called directional lever 28, can give the drive impulses necessary for maintaining its oscillation .
  • the upper cranked end which is guided inwards by the frame board 1 of the control lever 28 is rotatably supported on the armature shaft 16 by means of a bushing 34, and it has a second upwardly projecting lever arm 35 with a transverse finger 36 which projects into the movement path of a switching element 37.
  • This switching element 37 consists of a bushing 38 which is mounted on a shaft 39 which runs coaxially to the switching shaft 22 of the quartz-controlled stepping mechanism 23 arranged in this case on the inside of the frame board 2 and which has a switching finger 40 in the form of a curved radial shape on its circumference has leaf spring 41 projecting outwards, the outer, inwardly rounded end section 42 of which moves during the stepping movements of the selector shaft 22 on a circular path 43 in the direction of arrow 48, which intersects the circular movement path 44 of the transverse finger 36.
  • the shift finger 40 extends in the circumferential direction over an angle of approximately 90 °. It could also be provided that the socket 38 is equipped with three or two such shift fingers 40. That depends, among other things.
  • the shift finger 40 is designed as a leaf spring that is resilient radially inward and can thus glide over the cross finger 36, provided.
  • Another possibility would be to provide a non-positive connection directly between the armature 20 and the socket 34 of the upper direction lever end, which could be realized, for example, in that the armature 20 is attached to the armature shaft 16 by means of a friction clutch and the socket 34 of the directional lever 28 is rotationally fixed is arranged on the armature shaft 16.
  • the drive pulse for maintaining the oscillation would in turn be derived from the control shaft 22.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Predetermined Time Intervals (AREA)
  • Valve Device For Special Equipments (AREA)
  • Control Of Stepping Motors (AREA)
  • Transmission Devices (AREA)
EP86101576A 1985-03-11 1986-02-07 Horloge à entraînement mécanique Expired - Lifetime EP0194448B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT86101576T ATE56285T1 (de) 1985-03-11 1986-02-07 Grossuhr mit mechanischem antrieb.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3508637A DE3508637C1 (de) 1985-03-11 1985-03-11 Grossuhr mit mechanischem Antrieb
DE3508637 1985-03-11

Publications (3)

Publication Number Publication Date
EP0194448A2 true EP0194448A2 (fr) 1986-09-17
EP0194448A3 EP0194448A3 (en) 1988-07-27
EP0194448B1 EP0194448B1 (fr) 1990-09-05

Family

ID=6264848

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86101576A Expired - Lifetime EP0194448B1 (fr) 1985-03-11 1986-02-07 Horloge à entraînement mécanique

Country Status (5)

Country Link
US (1) US4641975A (fr)
EP (1) EP0194448B1 (fr)
JP (1) JPS61213684A (fr)
AT (1) ATE56285T1 (fr)
DE (1) DE3508637C1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261751A (en) * 1991-11-20 1993-05-26 Alan Sidney Michael Jinks Clock mechanisms
JP5245355B2 (ja) * 2007-03-01 2013-07-24 セイコーエプソン株式会社 圧電駆動装置および電子機器
EP2363761B1 (fr) * 2010-03-05 2016-05-18 Montres Breguet SA Dispositif de mesure du couple pour arrêt de sonnerie
WO2017141101A1 (fr) * 2016-02-15 2017-08-24 Preciflex Sa Dispositif de cadence
JP2023549440A (ja) * 2020-10-22 2023-11-24 ディン ダン,ダン 低消費エネルギーの大型時計
JP2023040501A (ja) * 2021-09-10 2023-03-23 株式会社マキタ 打ち込み工具

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH120028A (fr) * 1926-07-19 1927-08-16 Barbezat Bole Societe Anonyme Echappement à force constante de mouvement d'horlogerie.
CH166846A (de) * 1932-09-28 1934-01-31 Buehrer Johann Elektrische Pendeluhr.
US2617247A (en) * 1950-06-13 1952-11-11 United Metal Goods Mfg Co Inc Drive for a pendulum, swing or the like
US2796728A (en) * 1953-07-28 1957-06-25 Knud J Knudsen Precision chronometer
US3699762A (en) * 1971-04-05 1972-10-24 Timex Corp Synchronized contact watch
FR2202318B1 (fr) * 1972-10-11 1976-10-29 Hatot Leon Ets
ES430659A1 (es) * 1973-10-24 1976-11-01 Jauch Un procedimiento y un dispositivo para la sincronizacion deun sistema oscilante accionado por un acumulador mecanico deenergia, en especial de un reloj.
FR2268293B3 (fr) * 1974-04-18 1977-02-18 Valroger Pierre

Also Published As

Publication number Publication date
EP0194448A3 (en) 1988-07-27
DE3508637C1 (de) 1986-06-12
EP0194448B1 (fr) 1990-09-05
ATE56285T1 (de) 1990-09-15
US4641975A (en) 1987-02-10
JPS61213684A (ja) 1986-09-22

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