FR2007280A1 - SPIRAL FOR WATCHMAKING MOVEMENT - Google Patents

SPIRAL FOR WATCHMAKING MOVEMENT

Info

Publication number
FR2007280A1
FR2007280A1 FR6913320A FR6913320A FR2007280A1 FR 2007280 A1 FR2007280 A1 FR 2007280A1 FR 6913320 A FR6913320 A FR 6913320A FR 6913320 A FR6913320 A FR 6913320A FR 2007280 A1 FR2007280 A1 FR 2007280A1
Authority
FR
France
Prior art keywords
spiral
watchmaking movement
watchmaking
movement
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.)
Withdrawn
Application number
FR6913320A
Other languages
French (fr)
Inventor
Suard Jean
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.)
United States Time Corp
Original Assignee
United States Time Corp
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 United States Time Corp filed Critical United States Time Corp
Publication of FR2007280A1 publication Critical patent/FR2007280A1/en
Withdrawn legal-status Critical Current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
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/06—Oscillators with hairsprings, e.g. balance
    • G04B17/066—Manufacture of the spiral spring
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
    • G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
    • G04C3/065—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
    • G04C3/066—Constructional details, e.g. disposition of coils

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Springs (AREA)
  • Magnetic Treatment Devices (AREA)
FR6913320A 1968-04-30 1969-04-25 SPIRAL FOR WATCHMAKING MOVEMENT Withdrawn FR2007280A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72527568A 1968-04-30 1968-04-30

Publications (1)

Publication Number Publication Date
FR2007280A1 true FR2007280A1 (en) 1970-01-02

Family

ID=24913866

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6913320A Withdrawn FR2007280A1 (en) 1968-04-30 1969-04-25 SPIRAL FOR WATCHMAKING MOVEMENT

Country Status (3)

Country Link
US (1) US3528237A (en)
FR (1) FR2007280A1 (en)
GB (1) GB1196579A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3641761A (en) * 1970-06-17 1972-02-15 Hamilton Watch Co Watch transducer
DE2421750A1 (en) * 1974-05-06 1975-11-20 Timex Corp IN PARTICULAR FOR ELECTRIC WATCHES, SPRING ARRANGEMENT
DE2421751A1 (en) * 1974-05-06 1975-11-27 Timex Corp IN PARTICULAR FOR ELECTRIC WATCHES, SPRING ARRANGEMENT
DE60333076D1 (en) * 2003-04-29 2010-08-05 Patek Philippe Sa Balance and surface spiral spring regulator for movement
DE102006052245A1 (en) * 2006-11-03 2008-05-08 Lange Uhren Gmbh Oscillation system for a clock
EP2141555B1 (en) * 2008-07-04 2011-04-06 The Swatch Group Research and Development Ltd. Coupled resonators for timepiece
CH701846B8 (en) * 2009-09-21 2015-06-15 Rolex Sa Flat spiral for clockwork pendulum and balance-sprung assembly.
US9016933B2 (en) * 2011-07-29 2015-04-28 Rolex S.A. Balance wheel assembly with optimized pivoting
EP3214506B1 (en) * 2016-03-04 2019-01-30 ETA SA Manufacture Horlogère Suisse Compact hairspring with constant double cross-section

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2004814A (en) * 1934-08-29 1935-06-11 Knobel Max Clock movement
US2209172A (en) * 1938-09-19 1940-07-23 Waterbury Clock Company Hairspring for time instruments
FR1332835A (en) * 1962-07-24 1963-07-19 United States Time Corp Regulator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2196866A (en) * 1937-07-31 1940-04-09 Rech S Etudes Applic Tech Reat Dead beat cylinder escapement
FR1217857A (en) * 1958-12-11 1960-05-06 Ct Tech De L Ind Horlogere Improvement provided to the regulatory body of watch movements
DE1205464B (en) * 1961-08-24 1965-11-18 United States Time Corp Regulator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2004814A (en) * 1934-08-29 1935-06-11 Knobel Max Clock movement
US2209172A (en) * 1938-09-19 1940-07-23 Waterbury Clock Company Hairspring for time instruments
FR1332835A (en) * 1962-07-24 1963-07-19 United States Time Corp Regulator

Also Published As

Publication number Publication date
DE1915711A1 (en) 1969-11-20
GB1196579A (en) 1970-07-01
DE1915711B2 (en) 1973-02-08
US3528237A (en) 1970-09-15

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Legal Events

Date Code Title Description
ST Notification of lapse