FR1422414A - Ferrule for fixing the inner end of a timepiece balance spring - Google Patents

Ferrule for fixing the inner end of a timepiece balance spring

Info

Publication number
FR1422414A
FR1422414A FR998969A FR998969A FR1422414A FR 1422414 A FR1422414 A FR 1422414A FR 998969 A FR998969 A FR 998969A FR 998969 A FR998969 A FR 998969A FR 1422414 A FR1422414 A FR 1422414A
Authority
FR
France
Prior art keywords
ferrule
fixing
inner end
balance spring
timepiece balance
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
FR998969A
Other languages
French (fr)
Inventor
Arnold Charpilloz
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
Priority to FR998969A priority Critical patent/FR1422414A/en
Application granted granted Critical
Publication of FR1422414A publication Critical patent/FR1422414A/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
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/32—Component parts or constructional details, e.g. collet, stud, virole or piton
    • G04B17/34—Component parts or constructional details, e.g. collet, stud, virole or piton for fastening the hairspring onto the balance
    • G04B17/345—Details of the spiral roll
FR998969A 1964-12-17 1964-12-17 Ferrule for fixing the inner end of a timepiece balance spring Expired FR1422414A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR998969A FR1422414A (en) 1964-12-17 1964-12-17 Ferrule for fixing the inner end of a timepiece balance spring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR998969A FR1422414A (en) 1964-12-17 1964-12-17 Ferrule for fixing the inner end of a timepiece balance spring

Publications (1)

Publication Number Publication Date
FR1422414A true FR1422414A (en) 1965-12-24

Family

ID=8844991

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998969A Expired FR1422414A (en) 1964-12-17 1964-12-17 Ferrule for fixing the inner end of a timepiece balance spring

Country Status (1)

Country Link
FR (1) FR1422414A (en)

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