CH494772A4 - - Google Patents
Info
- Publication number
- CH494772A4 CH494772A4 CH494772D CH494772D CH494772A4 CH 494772 A4 CH494772 A4 CH 494772A4 CH 494772 D CH494772 D CH 494772D CH 494772 D CH494772 D CH 494772D CH 494772 A4 CH494772 A4 CH 494772A4
- Authority
- CH
- Switzerland
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
- G04B19/2538—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 automatically 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 |
---|---|---|---|
CH494772A CH574125B5 (en) | 1972-04-05 | 1972-04-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH494772A4 true CH494772A4 (en) | 1975-09-15 |
Family
ID=4285290
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH494772D CH494772A4 (en) | 1972-04-05 | 1972-04-05 | |
CH494772A CH574125B5 (en) | 1972-04-05 | 1972-04-05 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH494772A CH574125B5 (en) | 1972-04-05 | 1972-04-05 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3841084A (en) |
JP (1) | JPS4917762A (en) |
CH (2) | CH494772A4 (en) |
DE (1) | DE2311539C3 (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH613336B (en) * | 1976-10-04 | Ebauches Sa | ELECTRO-MECHANICAL WATCH PART TO CALENDAR. | |
CH642809B (en) * | 1980-11-07 | Longines Montres Comp D | WATCH WITH A PERPETUAL CALENDAR MECHANISM. | |
CH648176GA3 (en) * | 1981-11-05 | 1985-03-15 | ||
CH688706B5 (en) * | 1995-07-28 | 1998-07-31 | Longines Montres Comp D | Annual calendar mechanism for a timepiece. |
EP1335253B1 (en) * | 2002-02-11 | 2009-04-22 | Rolex Sa | Annual calendar mechanism for clockwork-movement |
JP5736242B2 (en) * | 2011-06-10 | 2015-06-17 | セイコーインスツル株式会社 | Calendar mechanism and watch having the same |
JP5822695B2 (en) * | 2011-12-01 | 2015-11-24 | セイコーインスツル株式会社 | Calendar mechanism and watch having the same |
EP2919076A1 (en) * | 2014-03-10 | 2015-09-16 | ETA SA Manufacture Horlogère Suisse | Device for driving an analogue indicator, in particular a date ring |
EP3026505B1 (en) * | 2014-11-27 | 2017-09-27 | Société anonyme de la Manufacture d'Horlogerie Audemars Piguet & Cie | Annual or perpetual calendar mechanism and timepiece comprising the use thereof |
EP3026504B1 (en) * | 2014-11-27 | 2017-09-27 | Société anonyme de la Manufacture d'Horlogerie Audemars Piguet & Cie | Annual or perpetual calendar mechanism and timepiece comprising the use thereof |
CH711749A1 (en) * | 2015-11-13 | 2017-05-15 | Gfpi Sa | Calendar mechanism for timepiece. |
EP4312087A1 (en) * | 2022-07-25 | 2024-01-31 | Patek Philippe SA Genève | Annual calendar mechanism for timepiece movement |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2286000A (en) * | 1940-11-01 | 1942-06-09 | Warren Telechron Co | Calendar clock |
US2483775A (en) * | 1947-02-27 | 1949-10-04 | Lodewyk Den Hartog | Mechanical calendar |
US2709885A (en) * | 1951-12-28 | 1955-06-07 | Marinus T Van Kampen | Calendar mechanism |
US3373558A (en) * | 1965-08-30 | 1968-03-19 | Makiri Uria | Calendar clock or watch |
FR1575397A (en) * | 1967-07-26 | 1969-07-18 | ||
US3673789A (en) * | 1970-06-13 | 1972-07-04 | Citizen Watch Co Ltd | Calendar timepiece with month advancement mechanism for 29,30,or 31 day months |
JPS515594B1 (en) * | 1970-06-22 | 1976-02-20 |
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1972
- 1972-04-05 CH CH494772D patent/CH494772A4/xx unknown
- 1972-04-05 CH CH494772A patent/CH574125B5/xx not_active IP Right Cessation
-
1973
- 1973-03-08 DE DE2311539A patent/DE2311539C3/en not_active Expired
- 1973-04-04 US US00347623A patent/US3841084A/en not_active Expired - Lifetime
- 1973-04-04 JP JP48038614A patent/JPS4917762A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3841084A (en) | 1974-10-15 |
JPS4917762A (en) | 1974-02-16 |
DE2311539B2 (en) | 1974-06-27 |
DE2311539A1 (en) | 1973-10-11 |
CH574125B5 (en) | 1976-03-31 |
DE2311539C3 (en) | 1975-02-20 |