FR1000217A - Article d'horlogerie-calendrier - Google Patents

Article d'horlogerie-calendrier

Info

Publication number
FR1000217A
FR1000217A FR1000217DA FR1000217A FR 1000217 A FR1000217 A FR 1000217A FR 1000217D A FR1000217D A FR 1000217DA FR 1000217 A FR1000217 A FR 1000217A
Authority
FR
France
Prior art keywords
timepiece
calendar item
calendar
item
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
Other languages
English (en)
French (fr)
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.)
Nl Uurwerkfabrieken Nufa N V
Original Assignee
Nl Uurwerkfabrieken Nufa N V
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 Nl Uurwerkfabrieken Nufa N V filed Critical Nl Uurwerkfabrieken Nufa N V
Application granted granted Critical
Publication of FR1000217A publication Critical patent/FR1000217A/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
    • G04B19/25353—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
    • G04B19/2536—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 automatically corrected at the end of months having less than 31 days
    • 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
    • G04B19/25306—Independent date indicating devices activated by hand or by clockwork, e.g. calendar watches

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
FR1000217D 1948-11-27 1949-11-18 Article d'horlogerie-calendrier Expired FR1000217A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1000217X 1948-11-27

Publications (1)

Publication Number Publication Date
FR1000217A true FR1000217A (fr) 1952-02-11

Family

ID=19866720

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1000217D Expired FR1000217A (fr) 1948-11-27 1949-11-18 Article d'horlogerie-calendrier

Country Status (2)

Country Link
BE (1) BE492207A (instruction)
FR (1) FR1000217A (instruction)

Also Published As

Publication number Publication date
BE492207A (instruction)

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