CH446198A - Date clock with jerky date change - Google Patents

Date clock with jerky date change

Info

Publication number
CH446198A
CH446198A CH546265A CH546265A CH446198A CH 446198 A CH446198 A CH 446198A CH 546265 A CH546265 A CH 546265A CH 546265 A CH546265 A CH 546265A CH 446198 A CH446198 A CH 446198A
Authority
CH
Switzerland
Prior art keywords
date
jerky
clock
change
date change
Prior art date
Application number
CH546265A
Other languages
German (de)
Other versions
CH546265A4 (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 CH546265A priority Critical patent/CH446198A/en
Priority to US497217A priority patent/US3352103A/en
Priority to GB4965/66A priority patent/GB1131205A/en
Priority to DE19661523721 priority patent/DE1523721B2/en
Publication of CH546265A4 publication Critical patent/CH546265A4/xx
Publication of CH446198A publication Critical patent/CH446198A/en

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)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Electromechanical Clocks (AREA)
CH546265A 1965-04-20 1965-04-20 Date clock with jerky date change CH446198A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH546265A CH446198A (en) 1965-04-20 1965-04-20 Date clock with jerky date change
US497217A US3352103A (en) 1965-04-20 1965-10-18 Calendar watch with an instantaneous date-change motion
GB4965/66A GB1131205A (en) 1965-04-20 1966-02-04 Improvements in or relating to calendar watches
DE19661523721 DE1523721B2 (en) 1965-04-20 1966-02-05 DATE WITH JUMPING DATE CHANGE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH546265A CH446198A (en) 1965-04-20 1965-04-20 Date clock with jerky date change

Publications (2)

Publication Number Publication Date
CH546265A4 CH546265A4 (en) 1967-07-14
CH446198A true CH446198A (en) 1968-03-15

Family

ID=4294001

Family Applications (1)

Application Number Title Priority Date Filing Date
CH546265A CH446198A (en) 1965-04-20 1965-04-20 Date clock with jerky date change

Country Status (4)

Country Link
US (1) US3352103A (en)
CH (1) CH446198A (en)
DE (1) DE1523721B2 (en)
GB (1) GB1131205A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1220058A1 (en) 2000-12-22 2002-07-03 Eta SA Fabriques d'Ebauches Instantaneous driving mechanism of a date indicator
DE10136420A1 (en) * 2001-07-26 2003-02-20 Nomos Glashuette Sa Roland Sch Wristwatch has its date number ring arranged outside the watch mechanism in the area of the mechanism retainer ring to reduce watch thickness and manufacturing costs

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH460645A (en) * 1966-02-25 1968-09-30 Ebauches Sa Calendar timepiece
JPS4895666U (en) * 1972-02-16 1973-11-14
JPS5151647Y2 (en) * 1971-03-04 1976-12-10
JPS4869071U (en) * 1971-12-02 1973-09-01
CH1026473A4 (en) * 1973-07-13 1976-06-30
SU794596A1 (en) * 1978-06-23 1981-01-07 Научно-Исследовательскийинститут Часовой Промышленности Instant-action calendar device
CH682285B5 (en) * 1991-12-20 1994-02-28 Ebauchesfabrik Eta Ag Timepiece of the mechanical or electromechanical type comprising a drive wheel driving at least a display device such as a display of dates.
CH697018A5 (en) * 2004-12-03 2008-03-14 Christophe Claret Sa animated timepiece.
JP7517008B2 (en) 2020-01-08 2024-07-17 セイコーエプソン株式会社 Movements and Clocks

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH328143A (en) * 1956-01-25 1958-02-28 Zenith Montres Semi-instantaneous release date timepiece

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1220058A1 (en) 2000-12-22 2002-07-03 Eta SA Fabriques d'Ebauches Instantaneous driving mechanism of a date indicator
DE10136420A1 (en) * 2001-07-26 2003-02-20 Nomos Glashuette Sa Roland Sch Wristwatch has its date number ring arranged outside the watch mechanism in the area of the mechanism retainer ring to reduce watch thickness and manufacturing costs
DE10136420B4 (en) * 2001-07-26 2005-11-10 NOMOS Glashütte/SA Roland Schwertner KG Watch, especially wristwatch, with date display

Also Published As

Publication number Publication date
CH546265A4 (en) 1967-07-14
US3352103A (en) 1967-11-14
DE1523721A1 (en) 1969-06-26
DE1523721B2 (en) 1971-12-30
GB1131205A (en) 1968-10-23

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