FR1001877A - Improvements to clocks - Google Patents

Improvements to clocks

Info

Publication number
FR1001877A
FR1001877A FR1001877DA FR1001877A FR 1001877 A FR1001877 A FR 1001877A FR 1001877D A FR1001877D A FR 1001877DA FR 1001877 A FR1001877 A FR 1001877A
Authority
FR
France
Prior art keywords
clocks
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
French (fr)
Inventor
Gerard Audegean
Paul Rojdestvensky
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 filed Critical
Application granted granted Critical
Publication of FR1001877A publication Critical patent/FR1001877A/en
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
    • G04B19/06—Dials
    • G04B19/08—Geometrical arrangement of the graduations
    • G04B19/082—Geometrical arrangement of the graduations varying from the normal closed scale

Landscapes

  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • General Physics & Mathematics (AREA)
FR1001877D 1949-12-09 1949-12-09 Improvements to clocks Expired FR1001877A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1001877T 1949-12-09

Publications (1)

Publication Number Publication Date
FR1001877A true FR1001877A (en) 1952-02-28

Family

ID=9561622

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1001877D Expired FR1001877A (en) 1949-12-09 1949-12-09 Improvements to clocks

Country Status (1)

Country Link
FR (1) FR1001877A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0509965A1 (en) * 1991-03-27 1992-10-21 Carlo Ferrara A system for the movement of the hands of a clock or watch
CH685222GA3 (en) * 1994-04-12 1995-05-15 Johannes Wilhelm Hach Transport device for hands in wristwatches
CH701652B1 (en) * 2007-04-12 2011-02-28 Hautlence Sa Movement unit for wrist watch e.g. quartz watch, has retrograde type indicator moving next to scale, where indications displayed by scale are modified periodically in automatic way by unit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0509965A1 (en) * 1991-03-27 1992-10-21 Carlo Ferrara A system for the movement of the hands of a clock or watch
US5199006A (en) * 1991-03-27 1993-03-30 Carlo Ferrara System for the movement of the hands of a clock or watch
CH685222GA3 (en) * 1994-04-12 1995-05-15 Johannes Wilhelm Hach Transport device for hands in wristwatches
EP0677796A1 (en) * 1994-04-12 1995-10-18 Johannes Wilhelm Alexander Hach Device for moving hands in wrist-watches
CH701652B1 (en) * 2007-04-12 2011-02-28 Hautlence Sa Movement unit for wrist watch e.g. quartz watch, has retrograde type indicator moving next to scale, where indications displayed by scale are modified periodically in automatic way by unit

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