FR998908A - Dead second mechanism for clockwork movement - Google Patents

Dead second mechanism for clockwork movement

Info

Publication number
FR998908A
FR998908A FR998908DA FR998908A FR 998908 A FR998908 A FR 998908A FR 998908D A FR998908D A FR 998908DA FR 998908 A FR998908 A FR 998908A
Authority
FR
France
Prior art keywords
dead
clockwork movement
clockwork
movement
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
Fritz Andre Robert-Charrue
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 FR998908A publication Critical patent/FR998908A/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
    • G04B13/00—Gearwork
    • G04B13/002—Gearwork where rotation in one direction is changed into a stepping movement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
FR998908D 1949-07-01 1949-11-03 Dead second mechanism for clockwork movement Expired FR998908A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH998908X 1949-07-01
CH280240T 1949-07-01

Publications (1)

Publication Number Publication Date
FR998908A true FR998908A (en) 1952-01-24

Family

ID=61598402

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998908D Expired FR998908A (en) 1949-07-01 1949-11-03 Dead second mechanism for clockwork movement

Country Status (2)

Country Link
CH (1) CH280240A (en)
FR (1) FR998908A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2096504A2 (en) 2008-02-29 2009-09-02 Manufacture La Joux-Perret SA Mechanism for displaying dead seconds

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2096504A2 (en) 2008-02-29 2009-09-02 Manufacture La Joux-Perret SA Mechanism for displaying dead seconds
JP2009210580A (en) * 2008-02-29 2009-09-17 Manufacture La Joux-Perret Sa Mechanism for displaying dead seconds
EP2096504A3 (en) * 2008-02-29 2010-11-03 Manufacture La Joux-Perret SA Mechanism for displaying dead seconds

Also Published As

Publication number Publication date
CH280240A (en) 1952-01-15

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