EP4105738A1 - Montre comprenant une fonction auxiliaire permettant l'indication des secondes - Google Patents

Montre comprenant une fonction auxiliaire permettant l'indication des secondes Download PDF

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Publication number
EP4105738A1
EP4105738A1 EP21179307.0A EP21179307A EP4105738A1 EP 4105738 A1 EP4105738 A1 EP 4105738A1 EP 21179307 A EP21179307 A EP 21179307A EP 4105738 A1 EP4105738 A1 EP 4105738A1
Authority
EP
European Patent Office
Prior art keywords
watch
hour
integrated circuit
control member
hand
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.)
Pending
Application number
EP21179307.0A
Other languages
German (de)
English (en)
French (fr)
Inventor
Emmanuel Fleury
Pascal Lagorgette
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
Application filed by ETA SA Manufacture Horlogere Suisse filed Critical ETA SA Manufacture Horlogere Suisse
Priority to EP21179307.0A priority Critical patent/EP4105738A1/fr
Priority to US17/698,515 priority patent/US20220397867A1/en
Priority to JP2022051165A priority patent/JP7364725B2/ja
Priority to CN202210498774.6A priority patent/CN115542709A/zh
Priority to KR1020220068868A priority patent/KR20220167763A/ko
Publication of EP4105738A1 publication Critical patent/EP4105738A1/fr
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G04C3/146—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor incorporating two or more stepping motors or rotors
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/16—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor
    • 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
    • G04B19/00—Indicating the time by visual means
    • G04B19/04—Hands; Discs with a single mark or the like
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by master-clocks
    • G04C13/08—Slave-clocks actuated intermittently
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/008—Mounting, assembling of components
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
    • G04F8/003—Apparatus for measuring unknown time intervals by electromechanical means using continuously running driving means

Definitions

  • the invention relates to the field of watchmaking, and in particular electromechanical watches, that is to say comprising electronic watch movements, with analog display.
  • the invention relates to a watch comprising an auxiliary function, that is to say that the analog display of the watch is suitable for providing information to the user other than the current time.
  • This auxiliary function advantageously makes it possible to indicate the seconds.
  • Watches comprising an electromechanical watch movement with analog display, supplied with electrical energy by an electric accumulator are well known in the state of the art.
  • the analog display consists of two hands respectively indicating the hours and minutes of the current time, and possibly a third hand indicating the seconds.
  • These needles can be driven by electric motors, for example stepper motors, which are specific to them, so that the stroke of said needles is independent of one another.
  • electric motors for example stepper motors, which are specific to them, so that the stroke of said needles is independent of one another.
  • the document EP0644468 describes a watch comprising an hour hand and a minute hand arranged to be driven in rotation independently of one another, in which said hands carry alphanumeric characters or alphanumeric character parts. These hands are intended to display messages to the user as a function of time and as a function of their arrangement relative to each other.
  • Another known auxiliary function fulfilled by such an arrangement is the display of several time zones.
  • the present invention pursues this objective of proposing an analog display watch with at least two hands, in which the hands can perform auxiliary functions.
  • the present invention relates to a watch with analog display comprising an electronic watch movement comprising a first and a second electric motor kinematically connected respectively to an hour hand and to a minute hand, said electric motors being supplied with energy by a electric accumulator, said watch movement also comprising an integrated circuit connected to said motors and to a control member.
  • the integrated circuit is configured so as to control, when the control member is requested by a user, the first and the second electric motor to drive the hour and minute hands in rotation at an angular displacement speed of six degrees per second, and in such a way that they are arranged so as to be collinear and that they are superimposed on each other.
  • the invention may also include one or more of the following characteristics, taken individually or in all technically possible combinations.
  • the integrated circuit is configured to, at the end of a predetermined period, control the first and the second electric motor so as to respectively move the collinear hour and minute hands and superimposed, so that they respectively indicate the hours and minutes of the current time.
  • the integrated circuit is configured to, when the control member is again requested, drive the first and the second electric motor so as to respectively move the collinear hour and minute hands. and superimposed, so that they respectively indicate the hours and minutes of the current time.
  • the watch comprises a third motor connected to a seconds hand, the integrated circuit being configured to drive said third motor to stop the travel of said seconds hand when the control member is requested.
  • the watch comprises a third motor connected to a seconds hand, the integrated circuit being configured so as to drive, when the control member is requested, said third motor to drive the seconds hand rotating at an angular displacement rate of six degrees per second, and in such a way as to be collinear with the hour and minute hands and that they are superimposed on each other.
  • the watch comprises a third motor connected to a seconds hand, and the integrated circuit is configured so as to drive the first, second and third electric motors in order to respectively move the hands of the seconds. hours, minutes and seconds, so that during the first minute following a request from the control device, they are all collinear and superimposed and driven in rotation at an angular displacement speed of six degrees per second, and that from the 61st second following said solicitation, the minute hand indicates the number of minutes elapsed since said solicitation, and from the 3601st second following said solicitation, the hour hand indicates the number of hours elapsed since solicitation.
  • the watch comprises a third motor connected to a seconds hand, and the integrated circuit is configured so as to control, when the control member is requested, the third electric motor in order to drive the seconds hand at an angular displacement speed of more than 360 degrees per second, for example 720 degrees per second or 3600 degrees per second.
  • the watch comprises a third motor connected to a seconds hand, and the integrated circuit is configured so as to control, when the control member is requested, the third electric motor in order to move the seconds hand to indicate a particular location on the dial designating the function taken by the collinear and superimposed hour and minute hands.
  • the integrated circuit is configured so as to control the first and the second electric motor so that the hour and minute hands are collinear and superimposed on each other in a position common located equidistant between the positions that said needles occupied before being moved to be collinear and superimposed.
  • the integrated circuit is configured so as to drive, when the control member is urged, the first or the second electric motor to respectively move the hour hand or the minute hand from the position it occupies in an initial state in which it respectively indicates the hours or the minutes of the current time, until to the position occupied by the other hand, so that they are collinear and superimposed on each other.
  • control member consists of a single element.
  • control member corresponds to a time-setting crown.
  • the watch 10 comprises a case to which are attached a crystal and a back together defining an internal volume.
  • watch 10 may include a third motor connected to a seconds hand (not shown in the figure).
  • the watch 10 has only two hands, a first electric motor 13 being kinematically connected to the hour hand 15 and a second electric motor 14 being kinematically connected to the hour hand. minute hand 16.
  • the electronic circuit further comprises, in a manner known to those skilled in the art, a quartz oscillator (not shown in the figure) associated with an integrated circuit 17, for example formed by a microcontroller.
  • a quartz oscillator (not shown in the figure) associated with an integrated circuit 17, for example formed by a microcontroller.
  • the integrated circuit 17 knows at all times the current time and the angular position of each of the hands.
  • a control device 18 intended to be manipulated by a user is connected to the integrated circuit 17.
  • the control member 18 is preferably constituted by a single mobile element, and for example formed by any component suitable for this purpose, for example by a rotating bezel, a push button, a touch surface of the case or glass, etc.
  • the control member 18 corresponds to a crown, for example with a pusher, forming a time-setting crown.
  • the integrated circuit 17 is configured so as to control, when the control member 18 is requested, for example pushed or pulled by a user, the first and second electric motors 13 and 14 in order to arrange the hour hands 15 and 16 minutes collinearly and superimpose them on each other, as shown in the figure 1 , to perform a predetermined function.
  • the integrated circuit 17 is configured to control the first and the second electric motor 13 and 14 in order to respectively move the hour hand 15 and the minute hand 16 in order to arrange them in a collinear manner and so that they are superimposed on each other, when the control member 18 is acted upon by a user, and to drive said collinear and superposed hands in rotation at a predetermined speed.
  • the hour 15 and minute 16 hands are thus moved from an initial state in which they respectively indicate the hours and minutes of the current time, to an intermediate state, in which they are collinear and superimposed and driven in rotation at a predetermined speed.
  • the user visually perceives only a single needle in motion, which facilitates the reading of the information provided by the latter.
  • the driving speed of the hour 15 and minute 16 hands corresponds to an angular displacement of six degrees per second.
  • the hand perceived visually by the user therefore indicates the seconds.
  • This function is particularly advantageous in the case of a watch 10 comprising an analog display consisting of only an hour hand 15 and a minute hand 16.
  • this characteristic allows the user, by benefiting from an indication of the seconds, to be able to measure time intervals more precisely.
  • the watch 10 includes a seconds hand
  • the course of the latter can be stopped, or else said seconds hand can be arranged collinearly and superimposed with the hour 15 and minute 16 hands, said hour 15 hands , minutes 16 and seconds being superimposed on each other, and can be driven in an angular displacement of six degrees per second, when the control member 18 is acted upon.
  • control member then advantageously allows the simultaneous control of all the electric motors and therefore the simultaneous movement of all the needles.
  • the integrated circuit 17 can be configured so as to perform a chronograph function when the control member 18 is activated. More specifically, the integrated circuit 17 is configured so as to control the first, second and third electric motors in order to move the hour 15, minute 16 and second hands respectively, so that during the first minute following a request from the control member, they are all collinear and superimposed and driven in rotation at an angular displacement speed of six degrees per second, and that from the 61st second following said request, the minute hand 16 indicates the number of minutes elapsed since said request, and that from the 3601st second following said request, the hour hand 15 indicates the number of hours elapsed since the request.
  • the integrated circuit 17 can be configured so as to control, when the control member 18 is activated, the third electric motor in order to drive the seconds hand at an angular displacement speed of more than 360 degrees per second, for example 720 degrees per second or 3600 degrees per second.
  • the seconds hand can indicate fractions of seconds when the hour 15 and minute 16 hands indicate seconds.
  • the integrated circuit 17 is configured so as to drive, when the control member 18 is activated, the third electric motor in order to move the seconds hand to indicate a particular location on the dial, for example bearing a specific marking. designating the function assumed by the collinear and superimposed hour 15 and minute 16 hands, for example the indication of the seconds or a chronograph function.
  • the integrated circuit 17 can be configured so as to perform one or more of the aforementioned functions, for example after a certain delay of a continuous actuation of the control member 18, or the positioning by the user of the hands hours 15 and/or minutes 16 in a given position, for example so as to indicate a dedicated place on the dial, etc.
  • the first and second electric motors 13 and 14 move the hour hand 15 and the minute hand 16, so that they are collinear and superimposed on one another, so that they reach a common position located equidistant between the positions they respectively occupied in the initial state.
  • the common position reached by the hour 15 and minute 16 hands before being rotated at a predetermined speed defines one of the bisectors of the angles formed by the position of said hour 15 and minute 16 hands when they are in their original state.
  • the first or second electric motor 13 or 14 respectively moves the hour hand 15 or the minute hand 16 from the position they respectively occupy in their initial state, until to the position occupied by the other hand so that they are collinear and superimposed on each other.
  • the watch 10 includes a seconds hand
  • the latter can be moved by the third electric motor, when the control member 18 is activated, so as to reach the common position described above. -before or corresponding to the position of the hour 15 and minute 16 hands, so that the hands are all collinear and superimposed on each other.
  • the driving of the collinear and superimposed hour 15 and minute 16 hands is interrupted after a predetermined period, for example a few seconds or tens of seconds, or after a new actuation of the control member 18.
  • the integrated circuit 17 is then configured to, at the end of the predetermined duration or when the control member 18 is again requested, drive the first and the second electric motors 13 and 14 so as to respectively move the hour hands. 15 and minutes 16 so that they occupy a final state in which they respectively indicate the hours and minutes of the current time.
  • the final state of the hour 15 and minute 16 hands would correspond to their initial state if they had not been moved to the intermediate state.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
EP21179307.0A 2021-06-14 2021-06-14 Montre comprenant une fonction auxiliaire permettant l'indication des secondes Pending EP4105738A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP21179307.0A EP4105738A1 (fr) 2021-06-14 2021-06-14 Montre comprenant une fonction auxiliaire permettant l'indication des secondes
US17/698,515 US20220397867A1 (en) 2021-06-14 2022-03-18 Watch comprising an auxiliary function allowing the indication of seconds
JP2022051165A JP7364725B2 (ja) 2021-06-14 2022-03-28 秒の指示を可能にする補助機能を備える時計
CN202210498774.6A CN115542709A (zh) 2021-06-14 2022-05-09 包括允许指示秒的辅助功能的表
KR1020220068868A KR20220167763A (ko) 2021-06-14 2022-06-07 초의 표시를 허용하는 보조 기능을 포함한 시계

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21179307.0A EP4105738A1 (fr) 2021-06-14 2021-06-14 Montre comprenant une fonction auxiliaire permettant l'indication des secondes

Publications (1)

Publication Number Publication Date
EP4105738A1 true EP4105738A1 (fr) 2022-12-21

Family

ID=76483002

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21179307.0A Pending EP4105738A1 (fr) 2021-06-14 2021-06-14 Montre comprenant une fonction auxiliaire permettant l'indication des secondes

Country Status (5)

Country Link
US (1) US20220397867A1 (zh)
EP (1) EP4105738A1 (zh)
JP (1) JP7364725B2 (zh)
KR (1) KR20220167763A (zh)
CN (1) CN115542709A (zh)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0644468A1 (fr) 1993-09-16 1995-03-22 Eta SA Fabriques d'Ebauches Pièce d'horlogerie à affichage analogique pouvant fournir une ou plusieurs informations alphanumériques sur l'état d'un mode de fonctionnement ou d'un événement programmé
US20040047242A1 (en) * 2002-09-04 2004-03-11 Asulab S.A. Electronic diving watch with analog display
EP1748331B1 (fr) * 2005-07-29 2010-10-06 ETA SA Manufacture Horlogère Suisse Montre électronique de plongée comportant un affichage analogique redondant de la profondeur instantanée
US20150309477A1 (en) * 2014-04-23 2015-10-29 Seiko Epson Corporation Analog electronic timepiece
US20170082981A1 (en) * 2015-09-17 2017-03-23 Casio Computer Co., Ltd. Electronic timepiece

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4290129A (en) * 1978-07-27 1981-09-15 Kabushiki Kaisha Suwa Seikosha Electronic watch with supplemental function display
JP2004020421A (ja) * 2002-06-18 2004-01-22 Seiko Instruments Inc 複数モータを備えたアナログクロノグラフ時計
JP5321654B2 (ja) * 2011-08-01 2013-10-23 カシオ計算機株式会社 指針式電子時計
JP2013228258A (ja) * 2012-04-25 2013-11-07 Citizen Holdings Co Ltd 時計
JP2015184193A (ja) * 2014-03-25 2015-10-22 セイコーエプソン株式会社 時計
JP6337525B2 (ja) * 2014-03-07 2018-06-06 セイコーエプソン株式会社 電子時計
JP6597089B2 (ja) * 2015-09-10 2019-10-30 カシオ計算機株式会社 アナログ電子時計及び指針早送り制御方法
JP6934382B2 (ja) * 2017-01-13 2021-09-15 セイコーインスツル株式会社 時計

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0644468A1 (fr) 1993-09-16 1995-03-22 Eta SA Fabriques d'Ebauches Pièce d'horlogerie à affichage analogique pouvant fournir une ou plusieurs informations alphanumériques sur l'état d'un mode de fonctionnement ou d'un événement programmé
US20040047242A1 (en) * 2002-09-04 2004-03-11 Asulab S.A. Electronic diving watch with analog display
EP1748331B1 (fr) * 2005-07-29 2010-10-06 ETA SA Manufacture Horlogère Suisse Montre électronique de plongée comportant un affichage analogique redondant de la profondeur instantanée
US20150309477A1 (en) * 2014-04-23 2015-10-29 Seiko Epson Corporation Analog electronic timepiece
US20170082981A1 (en) * 2015-09-17 2017-03-23 Casio Computer Co., Ltd. Electronic timepiece

Also Published As

Publication number Publication date
KR20220167763A (ko) 2022-12-21
JP7364725B2 (ja) 2023-10-18
JP2022190663A (ja) 2022-12-26
CN115542709A (zh) 2022-12-30
US20220397867A1 (en) 2022-12-15

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