FR2394840B1 - - Google Patents

Info

Publication number
FR2394840B1
FR2394840B1 FR7818476A FR7818476A FR2394840B1 FR 2394840 B1 FR2394840 B1 FR 2394840B1 FR 7818476 A FR7818476 A FR 7818476A FR 7818476 A FR7818476 A FR 7818476A FR 2394840 B1 FR2394840 B1 FR 2394840B1
Authority
FR
France
Prior art keywords
motors
corrected
display
stepping motor
motor drives
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
Application number
FR7818476A
Other languages
English (en)
French (fr)
Other versions
FR2394840A1 (fr
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.)
SSIH Management Services SA
Original Assignee
SSIH Management Services 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 SSIH Management Services SA filed Critical SSIH Management Services SA
Publication of FR2394840A1 publication Critical patent/FR2394840A1/fr
Application granted granted Critical
Publication of FR2394840B1 publication Critical patent/FR2394840B1/fr
Granted legal-status Critical Current

Links

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
    • 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
    • G04C17/00—Indicating the time optically by electric means
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C9/00—Electrically-actuated devices for setting the time-indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Electric Clocks (AREA)
FR7818476A 1977-06-14 1978-06-09 Montre electronique a affichage mecanique Granted FR2394840A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH738277A CH613837B (fr) 1977-06-14 1977-06-14 Montre electronique a affichage mecanique.

Publications (2)

Publication Number Publication Date
FR2394840A1 FR2394840A1 (fr) 1979-01-12
FR2394840B1 true FR2394840B1 (it) 1981-04-30

Family

ID=4324267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7818476A Granted FR2394840A1 (fr) 1977-06-14 1978-06-09 Montre electronique a affichage mecanique

Country Status (5)

Country Link
JP (1) JPS5439666A (it)
CH (1) CH613837B (it)
DE (1) DE2824990A1 (it)
FR (1) FR2394840A1 (it)
GB (1) GB2001187B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398832A (en) 1981-02-16 1983-08-16 Compagnie Des Montres Longines Francillon Sa Multifunction timepiece

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6013153B2 (ja) * 1976-12-03 1985-04-05 シチズン時計株式会社 カレンダ−付電子時計
JPS6045834B2 (ja) * 1978-03-30 1985-10-12 セイコーエプソン株式会社 時計用日表示部材の送り機構
CH632128B (fr) * 1979-09-07 Ebauches Sa Dispositif de commande de deux moteurs pas a pas dans une piece d'horlogerie electronique.
EP0048217A1 (fr) * 1980-09-12 1982-03-24 Compagnie des Montres Longines, Francillon S.A. Pièce d'horlogerie électronique
JPS57110981A (en) * 1980-12-27 1982-07-10 Copal Co Ltd Time setting device for analog display watch
CH634713B (fr) * 1981-07-09 Umberto Maglioli Piece d'horlogerie electronique.
CH647382GA3 (it) * 1982-04-21 1985-01-31
JPS60109087U (ja) * 1983-12-27 1985-07-24 シチズン時計株式会社 水晶時計の輪列配置構造
JPS61202186A (ja) * 1985-03-05 1986-09-06 Seiko Instr & Electronics Ltd 電子時計
DE3513961A1 (de) * 1985-04-18 1986-10-23 Forschungsgesellschaft für Feingeräte-, Mikro- und Uhrentechnik e.V., 7000 Stuttgart Getriebestandserfassungseinrichtung bei einer elektronischen uhr insbesondere funkgesteuerte uhr
JPS6222583U (it) * 1985-07-24 1987-02-10
CH661833GA3 (it) * 1985-12-18 1987-08-31
CH663512GA3 (it) * 1986-05-26 1987-12-31
CH665077GA3 (it) * 1986-10-15 1988-04-29
DE3890910T1 (de) * 1987-11-11 1989-12-21 Rolex Montres Verfahren fuer die programmierung des ewigen kalenders einer uhr und uhr fuer die anwendung dieses verfahrens
CH672222B5 (it) * 1987-11-11 1990-05-15 Rolex Montres

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227730A (en) * 1963-05-01 1966-01-04 Union Carbide Corp Stabilization of lactones
US3712046A (en) * 1971-05-24 1973-01-23 H Dill Rotating ring display
JPS559672B2 (it) * 1972-10-07 1980-03-11
FR2203108B3 (it) * 1972-10-13 1976-09-03 Grand Cap Cie Sa
JPS5627833B2 (it) * 1973-11-13 1981-06-27

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4398832A (en) 1981-02-16 1983-08-16 Compagnie Des Montres Longines Francillon Sa Multifunction timepiece

Also Published As

Publication number Publication date
FR2394840A1 (fr) 1979-01-12
GB2001187A (en) 1979-01-24
CH613837GA3 (it) 1979-10-31
CH613837B (fr)
DE2824990A1 (de) 1979-02-01
JPS5439666A (en) 1979-03-27
DE2824990C2 (it) 1987-09-10
GB2001187B (en) 1982-01-06

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse