FR793442A - Perpetual calendar - Google Patents

Perpetual calendar

Info

Publication number
FR793442A
FR793442A FR793442DA FR793442A FR 793442 A FR793442 A FR 793442A FR 793442D A FR793442D A FR 793442DA FR 793442 A FR793442 A FR 793442A
Authority
FR
France
Prior art keywords
perpetual calendar
perpetual
calendar
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
Alois Mendl
Ferdinand Zalan
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 FR793442A publication Critical patent/FR793442A/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
    • G04B19/243—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
    • G04B19/25306—Independent date indicating devices activated by hand or by clockwork, e.g. calendar watches
    • G04B19/25313—Independent date indicating devices activated by hand or by clockwork, e.g. calendar watches driven or released by a steady movement
    • G04B19/2532—Independent date indicating devices activated by hand or by clockwork, e.g. calendar watches driven or released by a steady movement automatically corrected at the end of mounths having less than 31 days
FR793442D 1934-07-17 1935-07-18 Perpetual calendar Expired FR793442A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEM128071A DE626045C (en) 1934-07-17 1934-07-17 Perpetual calendar
CS184896X 1934-07-18
CS793442X 1934-07-18

Publications (1)

Publication Number Publication Date
FR793442A true FR793442A (en) 1936-01-24

Family

ID=68233927

Family Applications (1)

Application Number Title Priority Date Filing Date
FR793442D Expired FR793442A (en) 1934-07-17 1935-07-18 Perpetual calendar

Country Status (3)

Country Link
CH (1) CH184896A (en)
DE (1) DE626045C (en)
FR (1) FR793442A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1351105A1 (en) 2002-04-02 2003-10-08 Ulysse Nardin S.A. Timepiece with perpetual calender display
EP1471396A1 (en) * 2003-04-25 2004-10-27 Frédéric Crettex Date indicating mechanism for timepiece
EP1507179A1 (en) * 2003-08-12 2005-02-16 Frédéric Crettex Date corrector
EP1524564A1 (en) * 2003-10-13 2005-04-20 Daniel Roth et Gerald Genta Haute Horlogerie SA Perpetual or annual calendar watch comprising a mechanism for the display of the number of days in the current month

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1351105A1 (en) 2002-04-02 2003-10-08 Ulysse Nardin S.A. Timepiece with perpetual calender display
EP1471396A1 (en) * 2003-04-25 2004-10-27 Frédéric Crettex Date indicating mechanism for timepiece
WO2004097535A1 (en) * 2003-04-25 2004-11-11 Vaucher Manufacture Fleurier S.A. Date indicator mechanism for watch movement
US7184369B2 (en) 2003-04-25 2007-02-27 Vaucher Manufacture Fleurier S.A. Date indicator mechanism for watch movement
CN100468232C (en) * 2003-04-25 2009-03-11 弗勒里耶沃谢制造股份有限公司 Date indicator mechanism for watch movement
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
EP1524564A1 (en) * 2003-10-13 2005-04-20 Daniel Roth et Gerald Genta Haute Horlogerie SA Perpetual or annual calendar watch comprising a mechanism for the display of the number of days in the current month
US7038974B2 (en) 2003-10-13 2006-05-02 Daniel Roth & Gerald Genta Haute Horlogerie S.A. Timepiece comprising and annual or perpetual date display mechanism

Also Published As

Publication number Publication date
DE626045C (en) 1936-02-19
CH184896A (en) 1936-06-30

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