FR2920890B1 - ENGINE SPRING FOR WATCHMAKING MOVEMENT BARREL HAVING INCREASED MARKET PERIOD - Google Patents

ENGINE SPRING FOR WATCHMAKING MOVEMENT BARREL HAVING INCREASED MARKET PERIOD

Info

Publication number
FR2920890B1
FR2920890B1 FR0855933A FR0855933A FR2920890B1 FR 2920890 B1 FR2920890 B1 FR 2920890B1 FR 0855933 A FR0855933 A FR 0855933A FR 0855933 A FR0855933 A FR 0855933A FR 2920890 B1 FR2920890 B1 FR 2920890B1
Authority
FR
France
Prior art keywords
movement barrel
increased market
market period
watchmaking movement
engine spring
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 - Fee Related
Application number
FR0855933A
Other languages
French (fr)
Other versions
FR2920890A1 (en
Inventor
Jean Pierre Musy
Frederic Maier
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.)
Patek Philippe SA Geneve
Original Assignee
Patek Philippe SA Geneve
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 Patek Philippe SA Geneve filed Critical Patek Philippe SA Geneve
Publication of FR2920890A1 publication Critical patent/FR2920890A1/en
Application granted granted Critical
Publication of FR2920890B1 publication Critical patent/FR2920890B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G04B1/00—Driving mechanisms
    • G04B1/10—Driving mechanisms with mainspring
    • G04B1/14—Mainsprings; Bridles therefor
    • G04B1/145—Composition and manufacture of the springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Springs (AREA)
FR0855933A 2007-09-07 2008-09-04 ENGINE SPRING FOR WATCHMAKING MOVEMENT BARREL HAVING INCREASED MARKET PERIOD Expired - Fee Related FR2920890B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH14092007 2007-09-07
CH00499/08A CH706020B1 (en) 2007-09-07 2008-04-01 Motor spring for watch movement barrel with increased running time.

Publications (2)

Publication Number Publication Date
FR2920890A1 FR2920890A1 (en) 2009-03-13
FR2920890B1 true FR2920890B1 (en) 2014-11-28

Family

ID=40340270

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0855933A Expired - Fee Related FR2920890B1 (en) 2007-09-07 2008-09-04 ENGINE SPRING FOR WATCHMAKING MOVEMENT BARREL HAVING INCREASED MARKET PERIOD

Country Status (4)

Country Link
AT (1) AT505739B1 (en)
CH (1) CH706020B1 (en)
DE (1) DE102008041778B4 (en)
FR (1) FR2920890B1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH701369B1 (en) 2009-06-30 2014-04-30 Manuf Et Fabrique De Montres Et Chronomètres Ulysse Nardin Le Locle Sa Process for producing a barrel spring.
CH704686B1 (en) * 2011-03-23 2016-06-30 Lvmh Swiss Mft Sa spring watchmaker wristwatch.
EP2511229B1 (en) 2011-04-12 2017-03-08 GFD Gesellschaft für Diamantprodukte mbH Micromechanical component with reinforced flanks
EP2581794A1 (en) * 2011-10-14 2013-04-17 The Swatch Group Research and Development Ltd. Functional micromechanical assembly
EP2549339A1 (en) * 2011-07-21 2013-01-23 The Swatch Group Research and Development Ltd. Functional micromechanical assembly
EP2570862B1 (en) * 2011-09-15 2014-03-05 ETA SA Manufacture Horlogère Suisse Clock barrel assembly with reduced core diameter
EP2570861A1 (en) * 2011-09-15 2013-03-20 ETA SA Manufacture Horlogère Suisse Clock barrel assembly with reduced core diameter
EP3557333B1 (en) * 2018-04-16 2020-11-04 Patek Philippe SA Genève Method for manufacturing a timepiece mainspring
EP3882710A1 (en) 2020-03-19 2021-09-22 Patek Philippe SA Genève Method for manufacturing a silicon-based clock component
CH717564A1 (en) * 2020-06-25 2021-12-30 Mft Romain Gauthier Sa Watchmaker spring for barrel and process for manufacturing such a spring.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4233085C2 (en) * 1992-10-01 1996-10-10 Fraunhofer Ges Forschung Process for producing heteroepitaxial diamond layers
FR2731715B1 (en) * 1995-03-17 1997-05-16 Suisse Electronique Microtech MICRO-MECHANICAL PART AND METHOD FOR PRODUCING THE SAME
US6037240A (en) * 1997-01-23 2000-03-14 Daimlerchrysler Ag Growth substrate having growth nuclei made of diamonds and/or diamond-like carbon arranged on its growth surface as well as process for a uniform nucleation on the growth substrate
US20020191493A1 (en) * 2000-07-11 2002-12-19 Tatsuo Hara Spring, drive mechanism, device and timepiece using the spring
EP1543386B1 (en) * 2002-09-25 2008-10-22 Fore Eagle Co Ltd Mechanical parts
JP2007147329A (en) * 2005-11-24 2007-06-14 Seiko Instruments Inc Spiral spring structure and timepiece provided with same

Also Published As

Publication number Publication date
AT505739A2 (en) 2009-03-15
DE102008041778B4 (en) 2019-08-29
AT505739A3 (en) 2012-12-15
DE102008041778A1 (en) 2009-03-12
CH706020B1 (en) 2013-07-31
FR2920890A1 (en) 2009-03-13
AT505739B1 (en) 2013-01-15

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