FR861780A - Advanced date indicator - Google Patents

Advanced date indicator

Info

Publication number
FR861780A
FR861780A FR861780DA FR861780A FR 861780 A FR861780 A FR 861780A FR 861780D A FR861780D A FR 861780DA FR 861780 A FR861780 A FR 861780A
Authority
FR
France
Prior art keywords
date indicator
advanced date
advanced
indicator
date
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
Thomas Hills Harrison
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 FR861780A publication Critical patent/FR861780A/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
    • G04B19/25333—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)
FR861780D 1938-11-18 1939-11-22 Advanced date indicator Expired FR861780A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB861780X 1938-11-18

Publications (1)

Publication Number Publication Date
FR861780A true FR861780A (en) 1941-02-17

Family

ID=10601443

Family Applications (1)

Application Number Title Priority Date Filing Date
FR861780D Expired FR861780A (en) 1938-11-18 1939-11-22 Advanced date indicator

Country Status (1)

Country Link
FR (1) FR861780A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2902853A1 (en) 2014-01-31 2015-08-05 Hamilton International AG Timepiece with mobile indicator controlled by a bezel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2902853A1 (en) 2014-01-31 2015-08-05 Hamilton International AG Timepiece with mobile indicator controlled by a bezel
WO2015113669A1 (en) * 2014-01-31 2015-08-06 Hamilton International Ag Timepiece with bezel-operated mobile indicator

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