FR1467726A - Perfectionnement aux montres-calendriers à changement de date instantané - Google Patents

Perfectionnement aux montres-calendriers à changement de date instantané

Info

Publication number
FR1467726A
FR1467726A FR48981A FR48981A FR1467726A FR 1467726 A FR1467726 A FR 1467726A FR 48981 A FR48981 A FR 48981A FR 48981 A FR48981 A FR 48981A FR 1467726 A FR1467726 A FR 1467726A
Authority
FR
France
Prior art keywords
development
date calendar
instant date
calendar watches
watches
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
FR48981A
Other languages
English (en)
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.)
Ebauchesfabrik ETA AG
Original Assignee
Ebauchesfabrik ETA AG
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 Ebauchesfabrik ETA AG filed Critical Ebauchesfabrik ETA AG
Priority to FR48981A priority Critical patent/FR1467726A/fr
Application granted granted Critical
Publication of FR1467726A publication Critical patent/FR1467726A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR48981A 1966-02-09 1966-02-09 Perfectionnement aux montres-calendriers à changement de date instantané Expired FR1467726A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR48981A FR1467726A (fr) 1966-02-09 1966-02-09 Perfectionnement aux montres-calendriers à changement de date instantané

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR48981A FR1467726A (fr) 1966-02-09 1966-02-09 Perfectionnement aux montres-calendriers à changement de date instantané

Publications (1)

Publication Number Publication Date
FR1467726A true FR1467726A (fr) 1967-01-27

Family

ID=8600934

Family Applications (1)

Application Number Title Priority Date Filing Date
FR48981A Expired FR1467726A (fr) 1966-02-09 1966-02-09 Perfectionnement aux montres-calendriers à changement de date instantané

Country Status (1)

Country Link
FR (1) FR1467726A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11550265B2 (en) 2017-11-02 2023-01-10 Rolex Sa Drive device for horology calendar system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11550265B2 (en) 2017-11-02 2023-01-10 Rolex Sa Drive device for horology calendar system

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