CH523530A - Date and day switching device - Google Patents

Date and day switching device

Info

Publication number
CH523530A
CH523530A CH1463468A CH1463468A CH523530A CH 523530 A CH523530 A CH 523530A CH 1463468 A CH1463468 A CH 1463468A CH 1463468 A CH1463468 A CH 1463468A CH 523530 A CH523530 A CH 523530A
Authority
CH
Switzerland
Prior art keywords
date
switching device
day switching
day
switching
Prior art date
Application number
CH1463468A
Other languages
German (de)
Inventor
Bolle Benjamin
Original Assignee
Foerster Bernhard Fa
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 Foerster Bernhard Fa filed Critical Foerster Bernhard Fa
Publication of CH523530A publication Critical patent/CH523530A/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
    • G04B19/25386—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 manually corrected at the end of months having less than 31 days

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Electromechanical Clocks (AREA)
CH1463468A 1968-06-27 1968-09-27 Date and day switching device CH523530A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681773722 DE1773722B1 (en) 1968-06-27 1968-06-27 DATE AND DAY SWITCH DEVICE

Publications (1)

Publication Number Publication Date
CH523530A true CH523530A (en) 1972-02-15

Family

ID=5701832

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1463468D CH1463468A4 (en) 1968-06-27 1968-09-27
CH1463468A CH523530A (en) 1968-06-27 1968-09-27 Date and day switching device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH1463468D CH1463468A4 (en) 1968-06-27 1968-09-27

Country Status (4)

Country Link
US (1) US3527047A (en)
CH (2) CH1463468A4 (en)
DE (1) DE1773722B1 (en)
FR (1) FR96247E (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695029A (en) * 1970-06-01 1972-10-03 Gruen Ind Inc Calendar day and date watch
CH1240170A4 (en) * 1970-08-19 1972-12-15
CH607557GA3 (en) * 1974-11-06 1978-08-31 Bulova Watch Co Inc CLOCK CALENDAR SETUP.
DE3717316A1 (en) * 1987-05-22 1988-12-15 Achenbach Buschhuetten Gmbh MONITORING DEVICE FOR ROLLER BEARINGS IN ROLLING MILLS
JP2011242258A (en) * 2010-05-18 2011-12-01 Seiko Instruments Inc Calendar mechanism and timepiece including the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US203640A (en) * 1876-10-12 1878-05-14 Improvement in calendar-watches
CH364459A (en) * 1960-05-06 1962-09-15 Ebauchesfabrik Eta Ag Indexing device for an internally toothed date ring in a date clock
CH367760A (en) * 1961-02-03 1962-11-15 Venus Ebauches Calendar watch
DE1673663C3 (en) * 1966-11-30 1974-08-29 K.K. Daini Seikosha, Tokio Calendar clock
US3439493A (en) * 1967-01-10 1969-04-22 Bulova Watch Co Inc Day-date calendar timepiece

Also Published As

Publication number Publication date
FR96247E (en) 1972-05-19
US3527047A (en) 1970-09-08
DE1773722B1 (en) 1971-06-09
CH1463468A4 (en) 1972-02-15

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Legal Events

Date Code Title Description
PL Patent ceased