CH364459A - Fortschalteinrichtung für einen innenverzahnten Datumring in einer Datumuhr - Google Patents

Fortschalteinrichtung für einen innenverzahnten Datumring in einer Datumuhr

Info

Publication number
CH364459A
CH364459A CH519460A CH519460A CH364459A CH 364459 A CH364459 A CH 364459A CH 519460 A CH519460 A CH 519460A CH 519460 A CH519460 A CH 519460A CH 364459 A CH364459 A CH 364459A
Authority
CH
Switzerland
Prior art keywords
date
internally toothed
indexing device
clock
ring
Prior art date
Application number
CH519460A
Other languages
English (en)
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 CH519460A priority Critical patent/CH364459A/de
Priority to GB1646061A priority patent/GB918040A/en
Publication of CH364459A publication Critical patent/CH364459A/de

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)
  • Electromechanical Clocks (AREA)
CH519460A 1960-05-06 1960-05-06 Fortschalteinrichtung für einen innenverzahnten Datumring in einer Datumuhr CH364459A (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH519460A CH364459A (de) 1960-05-06 1960-05-06 Fortschalteinrichtung für einen innenverzahnten Datumring in einer Datumuhr
GB1646061A GB918040A (en) 1960-05-06 1961-05-05 Improved driving mechanism for the date indicator in a calendar watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH519460A CH364459A (de) 1960-05-06 1960-05-06 Fortschalteinrichtung für einen innenverzahnten Datumring in einer Datumuhr

Publications (1)

Publication Number Publication Date
CH364459A true CH364459A (de) 1962-09-15

Family

ID=4289496

Family Applications (1)

Application Number Title Priority Date Filing Date
CH519460A CH364459A (de) 1960-05-06 1960-05-06 Fortschalteinrichtung für einen innenverzahnten Datumring in einer Datumuhr

Country Status (2)

Country Link
CH (1) CH364459A (de)
GB (1) GB918040A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1242512B (de) * 1964-08-25 1967-06-15 United States Time Corp Anzeigevorrichtung an einer Uhr zum Anzeigen einer Vielzahl von Kalenderinformationen
DE1773722B1 (de) * 1968-06-27 1971-06-09 Foerster Bernhard Fa Datum und tagesschaltvorrichtung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1242512B (de) * 1964-08-25 1967-06-15 United States Time Corp Anzeigevorrichtung an einer Uhr zum Anzeigen einer Vielzahl von Kalenderinformationen
DE1773722B1 (de) * 1968-06-27 1971-06-09 Foerster Bernhard Fa Datum und tagesschaltvorrichtung

Also Published As

Publication number Publication date
GB918040A (en) 1963-02-13

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