FR638149A - Barrel spring winding indicator device - Google Patents

Barrel spring winding indicator device

Info

Publication number
FR638149A
FR638149A FR638149DA FR638149A FR 638149 A FR638149 A FR 638149A FR 638149D A FR638149D A FR 638149DA FR 638149 A FR638149 A FR 638149A
Authority
FR
France
Prior art keywords
indicator device
spring winding
barrel spring
winding indicator
barrel
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
Emile-Cesar-And Donat-Bouillud
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 FR638149A publication Critical patent/FR638149A/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
    • G04B9/00—Supervision of the state of winding, e.g. indicating the amount of winding

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR638149D 1927-07-23 1927-07-23 Barrel spring winding indicator device Expired FR638149A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR638149T 1927-07-23

Publications (1)

Publication Number Publication Date
FR638149A true FR638149A (en) 1928-05-16

Family

ID=8995821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR638149D Expired FR638149A (en) 1927-07-23 1927-07-23 Barrel spring winding indicator device

Country Status (1)

Country Link
FR (1) FR638149A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0568499A1 (en) * 1992-04-29 1993-11-03 Exidel Sa Device for displaying the power-reserve of a watch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0568499A1 (en) * 1992-04-29 1993-11-03 Exidel Sa Device for displaying the power-reserve of a watch

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