FR1015546A - Watch-, clock-, or clock-calendar - Google Patents

Watch-, clock-, or clock-calendar

Info

Publication number
FR1015546A
FR1015546A FR1015546DA FR1015546A FR 1015546 A FR1015546 A FR 1015546A FR 1015546D A FR1015546D A FR 1015546DA FR 1015546 A FR1015546 A FR 1015546A
Authority
FR
France
Prior art keywords
clock
calendar
watch
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nl Uurwerkfabrieken Nufa N V
Original Assignee
Nl Uurwerkfabrieken Nufa N V
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 by Nl Uurwerkfabrieken Nufa N V filed Critical Nl Uurwerkfabrieken Nufa N V
Application granted granted Critical
Publication of FR1015546A publication Critical patent/FR1015546A/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
    • G04B19/25373—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)
FR1015546D 1948-03-03 1948-03-03 Watch-, clock-, or clock-calendar Expired FR1015546A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1015546T 1948-03-03

Publications (1)

Publication Number Publication Date
FR1015546A true FR1015546A (en) 1952-10-14

Family

ID=9573079

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1015546D Expired FR1015546A (en) 1948-03-03 1948-03-03 Watch-, clock-, or clock-calendar

Country Status (1)

Country Link
FR (1) FR1015546A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0756217A1 (en) * 1995-07-28 1997-01-29 Compagnie des Montres Longines, Francillon S.A. Annual calendar mechanism for timepieces

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0756217A1 (en) * 1995-07-28 1997-01-29 Compagnie des Montres Longines, Francillon S.A. Annual calendar mechanism for timepieces
US5699321A (en) * 1995-07-28 1997-12-16 Compagnie Des Montres Longines, Francillon S.A. Annual calendar mechanism for a timepiece
CH688706GA3 (en) * 1995-07-28 1998-01-30 Longines Montres Comp D Mechanism annual calendar timepiece.

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