CH5900A - Improved mechanism for date watches, with instantaneous jump of the hands or discs, allowing the resets to be activated at any time, in all directions, until the last minute before the jump - Google Patents
Improved mechanism for date watches, with instantaneous jump of the hands or discs, allowing the resets to be activated at any time, in all directions, until the last minute before the jumpInfo
- Publication number
- CH5900A CH5900A CH5900A CH5900DA CH5900A CH 5900 A CH5900 A CH 5900A CH 5900 A CH5900 A CH 5900A CH 5900D A CH5900D A CH 5900DA CH 5900 A CH5900 A CH 5900A
- Authority
- CH
- Switzerland
- Prior art keywords
- jump
- watches
- resets
- discs
- hands
- Prior art date
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH5900T | 1892-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH5900A true CH5900A (en) | 1893-04-29 |
Family
ID=4190505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH5900A CH5900A (en) | 1892-12-19 | 1892-12-19 | Improved mechanism for date watches, with instantaneous jump of the hands or discs, allowing the resets to be activated at any time, in all directions, until the last minute before the jump |
Country Status (1)
| Country | Link |
|---|---|
| CH (1) | CH5900A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2102355A1 (en) * | 1970-08-19 | 1972-04-07 | Schild Sa A | |
| EP1801671A1 (en) * | 2005-12-22 | 2007-06-27 | Montres Breguet S.A. | Calendar watch provided with blocking means |
-
1892
- 1892-12-19 CH CH5900A patent/CH5900A/en unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2102355A1 (en) * | 1970-08-19 | 1972-04-07 | Schild Sa A | |
| EP1801671A1 (en) * | 2005-12-22 | 2007-06-27 | Montres Breguet S.A. | Calendar watch provided with blocking means |
| US7408844B2 (en) | 2005-12-22 | 2008-08-05 | Montres Breguet S.A. | Calendar watch provided with locking means |
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