CH616807B - Piece d'horlogerie electronique comportant un disque d'affichage du quantieme et un affichage analogique de l'heure. - Google Patents
Piece d'horlogerie electronique comportant un disque d'affichage du quantieme et un affichage analogique de l'heure.Info
- Publication number
- CH616807B CH616807B CH745578A CH745578A CH616807B CH 616807 B CH616807 B CH 616807B CH 745578 A CH745578 A CH 745578A CH 745578 A CH745578 A CH 745578A CH 616807 B CH616807 B CH 616807B
- Authority
- CH
- Switzerland
- Prior art keywords
- disc
- wheel train
- day
- clockwise direction
- date
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C17/00—Indicating the time optically by electric means
- G04C17/005—Indicating the time optically by electric means by discs
- G04C17/0058—Indicating the time optically by electric means by discs with date indication
- G04C17/0066—Indicating the time optically by electric means by discs with date indication electromagnetically driven, e.g. intermittently
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH745578A CH616807B (fr) | 1978-07-10 | 1978-07-10 | Piece d'horlogerie electronique comportant un disque d'affichage du quantieme et un affichage analogique de l'heure. |
DE2925278A DE2925278C3 (de) | 1978-07-10 | 1979-06-22 | Elektronisches Zeitmeßgerät mit einer Steuer- und Antriebsvorrichtung für die Datumsanzeige |
US06/052,749 US4320476A (en) | 1978-07-10 | 1979-06-28 | Electronic watch with a device for controlling and driving the day of the month |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH745578A CH616807B (fr) | 1978-07-10 | 1978-07-10 | Piece d'horlogerie electronique comportant un disque d'affichage du quantieme et un affichage analogique de l'heure. |
Publications (2)
Publication Number | Publication Date |
---|---|
CH616807B true CH616807B (fr) | |
CH616807GA3 CH616807GA3 (fr) | 1980-04-30 |
Family
ID=4325388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH745578A CH616807B (fr) | 1978-07-10 | 1978-07-10 | Piece d'horlogerie electronique comportant un disque d'affichage du quantieme et un affichage analogique de l'heure. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4320476A (fr) |
CH (1) | CH616807B (fr) |
DE (1) | DE2925278C3 (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0063771B1 (fr) * | 1981-04-22 | 1986-02-05 | Olympus Optical Co., Ltd. | Système pour compensation pendant des années bissextiles |
CH649189GA3 (fr) * | 1981-12-28 | 1985-05-15 | ||
JP3732281B2 (ja) * | 1996-08-30 | 2006-01-05 | シチズン時計株式会社 | 多機能時計 |
US6088302A (en) * | 1997-04-25 | 2000-07-11 | Seiko Instruments Inc. | Electronic timepiece |
US6582118B1 (en) * | 1997-04-25 | 2003-06-24 | Seiko Instruments Inc. | Electronic timepiece having transmission wheel rotational position detecting apparatus |
JPH11202060A (ja) * | 1998-01-09 | 1999-07-30 | Citizen Watch Co Ltd | カレンダー付き電子時計 |
JP2935182B1 (ja) * | 1998-02-13 | 1999-08-16 | セイコーインスツルメンツ株式会社 | 電子時計 |
EP0940833B1 (fr) * | 1998-03-05 | 2002-07-03 | Frédéric Piguet S.A. | Mécanisme de quantième pour mouvement d'horlogerie |
JP3439671B2 (ja) * | 1998-10-30 | 2003-08-25 | セイコーインスツルメンツ株式会社 | 高精度時計 |
US6616328B1 (en) * | 1999-10-26 | 2003-09-09 | Seiko Instruments Inc. | High accuracy timepiece |
EP1333343B1 (fr) * | 2000-11-10 | 2011-08-10 | Citizen Holdings Co., Ltd. | Compteur d'horloge electrique |
JP5682857B2 (ja) * | 2011-03-28 | 2015-03-11 | カシオ計算機株式会社 | 表示車の駆動装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5336343B2 (fr) * | 1972-08-03 | 1978-10-02 | ||
CH634575A4 (fr) * | 1975-05-16 | 1977-07-29 | ||
JPS52111757A (en) * | 1976-03-16 | 1977-09-19 | Citizen Watch Co Ltd | Electroinc watch |
JPS53107611A (en) * | 1977-03-01 | 1978-09-19 | Seiko Epson Corp | Step motor |
-
1978
- 1978-07-10 CH CH745578A patent/CH616807B/fr unknown
-
1979
- 1979-06-22 DE DE2925278A patent/DE2925278C3/de not_active Expired
- 1979-06-28 US US06/052,749 patent/US4320476A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2925278A1 (de) | 1980-01-24 |
DE2925278B2 (de) | 1981-06-11 |
DE2925278C3 (de) | 1982-02-25 |
US4320476A (en) | 1982-03-16 |
CH616807GA3 (fr) | 1980-04-30 |
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