FR1502464A - Device for electrically measuring the moment of force of sprung hairsprings and the moment of inertia of balances - Google Patents

Device for electrically measuring the moment of force of sprung hairsprings and the moment of inertia of balances

Info

Publication number
FR1502464A
FR1502464A FR85554A FR85554A FR1502464A FR 1502464 A FR1502464 A FR 1502464A FR 85554 A FR85554 A FR 85554A FR 85554 A FR85554 A FR 85554A FR 1502464 A FR1502464 A FR 1502464A
Authority
FR
France
Prior art keywords
moment
hairsprings
sprung
balances
inertia
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
FR85554A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institut Dr Ing Reinhard Straumann AG
Institut Straumann AG
Original Assignee
Institut Dr Ing Reinhard Straumann AG
Institut Straumann AG
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 Institut Dr Ing Reinhard Straumann AG, Institut Straumann AG filed Critical Institut Dr Ing Reinhard Straumann AG
Application granted granted Critical
Publication of FR1502464A publication Critical patent/FR1502464A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/12—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard
    • G04D7/1207—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring
    • G04D7/1235—Timing devices for clocks or watches for comparing the rate of the oscillating member with a standard only for measuring for the control mechanism only (found from outside the clockwork)
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/08—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/08—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels
    • G04D7/082—Measuring, counting, calibrating, testing or regulating apparatus for balance wheels for balancing
    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
    • G04D7/10—Measuring, counting, calibrating, testing or regulating apparatus for hairsprings of balances
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/026—Specifications of the specimen
    • G01N2203/0288—Springs
    • G01N2203/0292—Coil spring
FR85554A 1966-09-15 1966-11-30 Device for electrically measuring the moment of force of sprung hairsprings and the moment of inertia of balances Expired FR1502464A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1342866A CH483050A (en) 1966-09-15 1966-09-15 Device for the electrical measurement of the moment of force of cut spiral springs and the moment of inertia of unrest

Publications (1)

Publication Number Publication Date
FR1502464A true FR1502464A (en) 1967-11-18

Family

ID=4392352

Family Applications (1)

Application Number Title Priority Date Filing Date
FR85554A Expired FR1502464A (en) 1966-09-15 1966-11-30 Device for electrically measuring the moment of force of sprung hairsprings and the moment of inertia of balances

Country Status (3)

Country Link
CH (2) CH1342866A4 (en)
DE (1) DE1962877U (en)
FR (1) FR1502464A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2128723A1 (en) * 2008-05-27 2009-12-02 Sigatec SA Method of manufacturing or assembling an oscillator and oscillator obtained by this method
EP2423764A1 (en) 2010-08-31 2012-02-29 Rolex S.A. Device for measuring the torque of a hairspring
EP3181940B1 (en) 2015-12-18 2019-02-06 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Method for manufacturing a hairspring with a predetermined stiffness by localised removal of material
EP3181938B1 (en) 2015-12-18 2019-02-20 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Method for manufacturing a hairspring with a predetermined stiffness by removing material
EP3181939B1 (en) 2015-12-18 2019-02-20 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Method for manufacturing a hairspring with predetermined stiffness by adding material
EP4030243A1 (en) * 2021-01-18 2022-07-20 Richemont International S.A. Method for monitoring and manufacturing timepiece hairsprings
EP4202576A1 (en) * 2021-12-22 2023-06-28 Richemont International S.A. Method for monitoring and manufacturing timepiece hairsprings
WO2023117350A1 (en) * 2021-12-22 2023-06-29 Richemont International Sa Method for testing and producing balance springs for timepieces

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3637201A1 (en) 2018-10-12 2020-04-15 Greiner Vibrograf Ag Device and process of measuring the torque of a spiral spring

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2128723A1 (en) * 2008-05-27 2009-12-02 Sigatec SA Method of manufacturing or assembling an oscillator and oscillator obtained by this method
EP2423764A1 (en) 2010-08-31 2012-02-29 Rolex S.A. Device for measuring the torque of a hairspring
EP3181940B1 (en) 2015-12-18 2019-02-06 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Method for manufacturing a hairspring with a predetermined stiffness by localised removal of material
EP3181938B1 (en) 2015-12-18 2019-02-20 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Method for manufacturing a hairspring with a predetermined stiffness by removing material
EP3181939B1 (en) 2015-12-18 2019-02-20 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Method for manufacturing a hairspring with predetermined stiffness by adding material
EP4030243A1 (en) * 2021-01-18 2022-07-20 Richemont International S.A. Method for monitoring and manufacturing timepiece hairsprings
WO2022152857A1 (en) * 2021-01-18 2022-07-21 Richemont International Sa Method for testing and manufacturing spiral springs for a timepiece
EP4202576A1 (en) * 2021-12-22 2023-06-28 Richemont International S.A. Method for monitoring and manufacturing timepiece hairsprings
WO2023117350A1 (en) * 2021-12-22 2023-06-29 Richemont International Sa Method for testing and producing balance springs for timepieces

Also Published As

Publication number Publication date
CH483050A (en) 1969-08-29
CH1342866A4 (en) 1969-08-29
DE1962877U (en) 1967-06-22

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