FR747876A - - Google Patents
Info
- Publication number
- FR747876A FR747876A FR747876DA FR747876A FR 747876 A FR747876 A FR 747876A FR 747876D A FR747876D A FR 747876DA FR 747876 A FR747876 A FR 747876A
- Authority
- FR
- France
- 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
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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR747876A true FR747876A (en) | 1933-06-24 |
Family
ID=1549894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR747876D Expired FR747876A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR747876A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1857890A2 (en) | 2006-03-30 | 2007-11-21 | Richemont International S.A. | Device for triggering a pulse |
-
0
- FR FR747876D patent/FR747876A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1857890A2 (en) | 2006-03-30 | 2007-11-21 | Richemont International S.A. | Device for triggering a pulse |
| EP1857890A3 (en) * | 2006-03-30 | 2011-06-01 | Richemont International S.A. | Device for triggering a pulse |