FR990549A - Balance for watches - Google Patents

Balance for watches

Info

Publication number
FR990549A
FR990549A FR990549DA FR990549A FR 990549 A FR990549 A FR 990549A FR 990549D A FR990549D A FR 990549DA FR 990549 A FR990549 A FR 990549A
Authority
FR
France
Prior art keywords
watches
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
Other languages
French (fr)
Inventor
Ernest Morf
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 FR990549A publication Critical patent/FR990549A/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
    • G04B31/00—Bearings; Point suspensions or counter-point suspensions; Pivot bearings; Single parts therefor
    • G04B31/02—Shock-damping bearings
    • G04B31/04—Shock-damping bearings with jewel hole and cap jewel
    • 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
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/06—Oscillators with hairsprings, e.g. balance
FR990549D 1948-12-02 1949-07-12 Balance for watches Expired FR990549A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH990549X 1948-12-02
CH807914X 1948-12-02
CH659254X 1948-12-02

Publications (1)

Publication Number Publication Date
FR990549A true FR990549A (en) 1951-09-24

Family

ID=61623838

Family Applications (1)

Application Number Title Priority Date Filing Date
FR990549D Expired FR990549A (en) 1948-12-02 1949-07-12 Balance for watches

Country Status (3)

Country Link
DE (1) DE807914C (en)
FR (1) FR990549A (en)
GB (1) GB659254A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1177562B1 (en) * 1950-09-09 1964-09-03 Junghans Geb Ag Elastic shaft bearing for the balance of timing devices
DE1103708B (en) * 1954-09-29 1961-03-30 Nuernberger Schwachstrom Bauel Elastic thrust bearing for the adjustment axes of setting devices in precision engineering

Also Published As

Publication number Publication date
GB659254A (en) 1951-10-17
DE807914C (en) 1951-07-09

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