CH3751A - Improvement in the construction of calendar watches - Google Patents

Improvement in the construction of calendar watches

Info

Publication number
CH3751A
CH3751A CH3751A CH3751DA CH3751A CH 3751 A CH3751 A CH 3751A CH 3751 A CH3751 A CH 3751A CH 3751D A CH3751D A CH 3751DA CH 3751 A CH3751 A CH 3751A
Authority
CH
Switzerland
Prior art keywords
improvement
construction
calendar watches
watches
calendar
Prior art date
Application number
CH3751A
Other languages
French (fr)
Inventor
Charles-Emile Laubscher
Original Assignee
Laubscher Charles Emile
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 Laubscher Charles Emile filed Critical Laubscher Charles Emile
Publication of CH3751A publication Critical patent/CH3751A/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
    • G04B19/25353—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released stepwise by the clockwork movement
    • G04B19/25366—Driving or releasing mechanisms wherein the date indicators are driven or released mechanically by a clockwork movement driven or released stepwise by the clockwork movement manually corrected at the end of months having less than 31 days

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH3751A 1891-07-08 1891-07-08 Improvement in the construction of calendar watches CH3751A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH3751T 1891-07-08

Publications (1)

Publication Number Publication Date
CH3751A true CH3751A (en) 1891-12-15

Family

ID=4185573

Family Applications (1)

Application Number Title Priority Date Filing Date
CH3751A CH3751A (en) 1891-07-08 1891-07-08 Improvement in the construction of calendar watches

Country Status (1)

Country Link
CH (1) CH3751A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH685585GA3 (en) * 1994-01-21 1995-08-31 Patek Philippe Sa Watch day display mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH685585GA3 (en) * 1994-01-21 1995-08-31 Patek Philippe Sa Watch day display mechanism

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