FR1575397A - - Google Patents

Info

Publication number
FR1575397A
FR1575397A FR1575397DA FR1575397A FR 1575397 A FR1575397 A FR 1575397A FR 1575397D A FR1575397D A FR 1575397DA FR 1575397 A FR1575397 A FR 1575397A
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
Application number
Other languages
French (fr)
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 FR1575397A publication Critical patent/FR1575397A/fr
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
    • G04B19/25333—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)
FR1575397D 1967-07-26 1968-07-26 Expired FR1575397A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT1883767 1967-07-26
IT6158268 1968-05-21

Publications (1)

Publication Number Publication Date
FR1575397A true FR1575397A (ja) 1969-07-18

Family

ID=26327016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1575397D Expired FR1575397A (ja) 1967-07-26 1968-07-26

Country Status (1)

Country Link
FR (1) FR1575397A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716983A (en) * 1970-06-22 1973-02-20 Citizen Watch Co Ltd Calendar watch
US3841084A (en) * 1972-04-05 1974-10-15 Suisse Horlogerie Calendar mechanism for time-pieces
JP2012255752A (ja) * 2011-06-10 2012-12-27 Seiko Instruments Inc カレンダ機構及びこれを有する時計

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716983A (en) * 1970-06-22 1973-02-20 Citizen Watch Co Ltd Calendar watch
US3841084A (en) * 1972-04-05 1974-10-15 Suisse Horlogerie Calendar mechanism for time-pieces
JP2012255752A (ja) * 2011-06-10 2012-12-27 Seiko Instruments Inc カレンダ機構及びこれを有する時計

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Legal Events

Date Code Title Description
ST Notification of lapse