JPS4974978A - - Google Patents
Info
- Publication number
- JPS4974978A JPS4974978A JP48113737A JP11373773A JPS4974978A JP S4974978 A JPS4974978 A JP S4974978A JP 48113737 A JP48113737 A JP 48113737A JP 11373773 A JP11373773 A JP 11373773A JP S4974978 A JPS4974978 A JP S4974978A
- Authority
- JP
- Japan
- 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
Links
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
- G04B19/00—Indicating the time by visual means
- G04B19/24—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars
- G04B19/243—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator
- G04B19/247—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars characterised by the shape of the date indicator disc-shaped
- G04B19/253—Driving or releasing mechanisms
- G04B19/25333—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement
- G04B19/25373—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released stepwise by an energy source which is released at determined moments by the clockwork movement
- G04B19/25386—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released stepwise by an energy source which is released at determined moments by the clockwork movement manually corrected at the end of months having less than 31 days
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1497372A CH575140B5 (en) | 1972-10-13 | 1972-10-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4974978A true JPS4974978A (en) | 1974-07-19 |
| JPS533938B2 JPS533938B2 (en) | 1978-02-13 |
Family
ID=4405304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11373773A Expired JPS533938B2 (en) | 1972-10-13 | 1973-10-09 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3818692A (en) |
| JP (1) | JPS533938B2 (en) |
| CH (2) | CH1497372A4 (en) |
| FR (1) | FR2203105B1 (en) |
| GB (1) | GB1438801A (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH573137B5 (en) * | 1973-06-05 | 1976-02-27 | Ebauchesfabrik Eta Ag | |
| CH591720B5 (en) * | 1975-03-18 | 1977-09-30 | Ebauches Sa | |
| US4027468A (en) * | 1975-10-31 | 1977-06-07 | General Time Corporation | Day-date mechanism for travel clock |
| US4059953A (en) * | 1976-06-18 | 1977-11-29 | General Time Corporation | Timepiece calendar indexing apparatus |
| DE602007012856D1 (en) * | 2007-07-13 | 2011-04-14 | Omega Sa | Instantaneous display mechanism for watch |
| ATE543125T1 (en) * | 2008-10-24 | 2012-02-15 | Eta Sa Mft Horlogere Suisse | AUXILIARY DEVICE FOR MAINTAINING THE POSITION OF A DATE DISC FOR A CLOCK MOVEMENT |
| CN101763021B (en) * | 2010-01-20 | 2011-08-17 | 福建上润精密仪器有限公司 | Limiting device for positioning rod of date wheel or week wheel in watch |
| EP2503407B1 (en) * | 2011-03-23 | 2017-06-28 | Montres Breguet SA | Timepiece movement comprising an instant actuator controlled by the movement |
| EP2642354B1 (en) * | 2012-03-23 | 2015-10-21 | Omega SA | Mechanism for displaying and correcting the state of two different time magnitudes |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH454752A (en) * | 1965-07-12 | 1968-06-28 | Valjoux Sa | Instant calendar timepiece |
| JPS4520300Y1 (en) * | 1967-04-06 | 1970-08-14 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH1433669A4 (en) * | 1969-09-23 | 1971-04-15 | ||
| DE7010018U (en) * | 1970-03-18 | 1970-11-26 | Junghans Gmbh Geb | CLOCK WITH DATE AND DAY OF THE WEEK. |
| DE2038552C3 (en) * | 1970-08-03 | 1974-09-19 | Gebrueder Junghans Gmbh, 7230 Schramberg | Clock with date and weekday display |
-
1972
- 1972-10-13 CH CH1497372D patent/CH1497372A4/xx unknown
- 1972-10-13 CH CH1497372A patent/CH575140B5/xx not_active IP Right Cessation
-
1973
- 1973-08-17 FR FR7330050A patent/FR2203105B1/fr not_active Expired
- 1973-09-24 US US00400140A patent/US3818692A/en not_active Expired - Lifetime
- 1973-10-02 GB GB4594573A patent/GB1438801A/en not_active Expired
- 1973-10-09 JP JP11373773A patent/JPS533938B2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH454752A (en) * | 1965-07-12 | 1968-06-28 | Valjoux Sa | Instant calendar timepiece |
| JPS4520300Y1 (en) * | 1967-04-06 | 1970-08-14 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS533938B2 (en) | 1978-02-13 |
| CH1497372A4 (en) | 1975-09-30 |
| FR2203105A1 (en) | 1974-05-10 |
| DE2349759A1 (en) | 1974-04-18 |
| US3818692A (en) | 1974-06-25 |
| DE2349759B2 (en) | 1975-09-25 |
| CH575140B5 (en) | 1976-04-30 |
| GB1438801A (en) | 1976-06-09 |
| FR2203105B1 (en) | 1976-09-17 |