CH289107A - Racket for balance equipped with a hairspring. - Google Patents

Racket for balance equipped with a hairspring.

Info

Publication number
CH289107A
CH289107A CH289107DA CH289107A CH 289107 A CH289107 A CH 289107A CH 289107D A CH289107D A CH 289107DA CH 289107 A CH289107 A CH 289107A
Authority
CH
Switzerland
Prior art keywords
hairspring
racket
balance equipped
balance
Prior art date
Application number
Other languages
French (fr)
Inventor
Horlogere Centre Tec Industrie
Donat Andre
Original Assignee
Tech De L Ind Horlogere Centre
Donat Andre
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 Tech De L Ind Horlogere Centre, Donat Andre filed Critical Tech De L Ind Horlogere Centre
Publication of CH289107A publication Critical patent/CH289107A/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
    • G04B18/00—Mechanisms for setting frequency
    • G04B18/02—Regulator or adjustment devices; Indexing devices, e.g. raquettes
    • G04B18/026—Locking the hair spring in the indexing device, e.g. goupille of the raquette

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH289107D 1949-12-17 1950-12-18 Racket for balance equipped with a hairspring. CH289107A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR289107X 1949-12-17

Publications (1)

Publication Number Publication Date
CH289107A true CH289107A (en) 1953-02-28

Family

ID=8887556

Family Applications (1)

Application Number Title Priority Date Filing Date
CH289107D CH289107A (en) 1949-12-17 1950-12-18 Racket for balance equipped with a hairspring.

Country Status (1)

Country Link
CH (1) CH289107A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2070901A1 (en) * 1969-12-17 1971-09-17 Portescap

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2070901A1 (en) * 1969-12-17 1971-09-17 Portescap

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