FR536251A - Perpetual calendar system applicable to watches, clocks and clocks - Google Patents

Perpetual calendar system applicable to watches, clocks and clocks

Info

Publication number
FR536251A
FR536251A FR536251DA FR536251A FR 536251 A FR536251 A FR 536251A FR 536251D A FR536251D A FR 536251DA FR 536251 A FR536251 A FR 536251A
Authority
FR
France
Prior art keywords
clocks
watches
system applicable
perpetual calendar
calendar system
Prior art date
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
Application number
Other languages
French (fr)
Inventor
Francis Le Billon
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR536251A publication Critical patent/FR536251A/en
Expired legal-status Critical Current

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
    • G04B19/241—Clocks or watches with date or week-day indicators, i.e. calendar clocks or watches; Clockwork calendars the date is indicated by one or more hands
    • 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
    • G04B19/25353—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released stepwise by the clockwork movement
    • G04B19/2536—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released stepwise by the clockwork movement automatically corrected at the end of months having less than 31 days

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR536251D 1921-05-20 1921-05-20 Perpetual calendar system applicable to watches, clocks and clocks Expired FR536251A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR536251T 1921-05-20

Publications (1)

Publication Number Publication Date
FR536251A true FR536251A (en) 1922-04-29

Family

ID=8926692

Family Applications (1)

Application Number Title Priority Date Filing Date
FR536251D Expired FR536251A (en) 1921-05-20 1921-05-20 Perpetual calendar system applicable to watches, clocks and clocks

Country Status (1)

Country Link
FR (1) FR536251A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1507179A1 (en) * 2003-08-12 2005-02-16 Frédéric Crettex Date corrector
EP2490083A1 (en) * 2011-02-17 2012-08-22 Glashütter Uhrenbetrieb GmbH Calendar mechanism programme wheel
EP2490084A1 (en) * 2011-02-17 2012-08-22 Glashütter Uhrenbetrieb GmbH Calendar mechanism
JP2016057234A (en) * 2014-09-11 2016-04-21 セイコーインスツル株式会社 Auto calendar mechanism, movement and clock
EP4325303A1 (en) * 2022-08-16 2024-02-21 Manufacture d'Horlogerie Audemars Piguet SA Perpetual date mechanism with concentric cams

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1507179A1 (en) * 2003-08-12 2005-02-16 Frédéric Crettex Date corrector
WO2005015323A1 (en) * 2003-08-12 2005-02-17 Vaucher Manufacture Fleurier S.A. Calendar corrector
US7333397B2 (en) 2003-08-12 2008-02-19 Vaucher Manufacture Fleurier S.A. Calendar corrector
EP2490083A1 (en) * 2011-02-17 2012-08-22 Glashütter Uhrenbetrieb GmbH Calendar mechanism programme wheel
EP2490084A1 (en) * 2011-02-17 2012-08-22 Glashütter Uhrenbetrieb GmbH Calendar mechanism
EP2597537A1 (en) * 2011-02-17 2013-05-29 Glashütter Uhrenbetrieb GmbH Calendar mechanism programme wheel
US8811125B2 (en) 2011-02-17 2014-08-19 Glashuetter Uhrenbetrieb Gmbh Program wheel of a calendar mechanism
US8842500B2 (en) 2011-02-17 2014-09-23 Glashütter Uhrenbetrieb GmbH Calendar mechanism
JP2016057234A (en) * 2014-09-11 2016-04-21 セイコーインスツル株式会社 Auto calendar mechanism, movement and clock
EP4325303A1 (en) * 2022-08-16 2024-02-21 Manufacture d'Horlogerie Audemars Piguet SA Perpetual date mechanism with concentric cams
WO2024038348A1 (en) * 2022-08-16 2024-02-22 Manufacture D'horlogerie Audemars Piguet Sa Perpetual calendar mechanism with concentric cams

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