FR2238178B1 - - Google Patents

Info

Publication number
FR2238178B1
FR2238178B1 FR7423272A FR7423272A FR2238178B1 FR 2238178 B1 FR2238178 B1 FR 2238178B1 FR 7423272 A FR7423272 A FR 7423272A FR 7423272 A FR7423272 A FR 7423272A FR 2238178 B1 FR2238178 B1 FR 2238178B1
Authority
FR
France
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
FR7423272A
Other versions
FR2238178A1 (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.)
Ebauches SA
Original Assignee
Ebauches SA
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 Ebauches SA filed Critical Ebauches SA
Publication of FR2238178A1 publication Critical patent/FR2238178A1/fr
Application granted granted Critical
Publication of FR2238178B1 publication Critical patent/FR2238178B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/10—Apparatus for producing preselected time intervals for use as timing standards using electric or electronic resonators
    • 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
    • G04C3/067—Driving circuits with distinct detecting and driving coils
    • G04C3/068—Driving circuits with distinct detecting and driving coils provided with automatic control
FR7423272A 1973-07-19 1974-07-04 Expired FR2238178B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1057373A CH581346B5 (fr) 1973-07-19 1973-07-19

Publications (2)

Publication Number Publication Date
FR2238178A1 FR2238178A1 (fr) 1975-02-14
FR2238178B1 true FR2238178B1 (fr) 1978-11-24

Family

ID=4364638

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423272A Expired FR2238178B1 (fr) 1973-07-19 1974-07-04

Country Status (5)

Country Link
US (1) US3965667A (fr)
JP (1) JPS5044870A (fr)
CH (2) CH581346B5 (fr)
FR (1) FR2238178B1 (fr)
GB (1) GB1470117A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1056166A (fr) * 1975-03-27 1979-06-12 Jauch, Heinz Methode et appareil pour la synchronisation d'un systeme mecanique oscillant avec un etalon precis a quartz
US4510802A (en) * 1983-09-02 1985-04-16 Sundstrand Data Control, Inc. Angular rate sensor utilizing two vibrating accelerometers secured to a parallelogram linkage
JPS63217288A (ja) * 1987-03-06 1988-09-09 Seikosha Co Ltd 電磁駆動回路
GB2301898B (en) * 1995-06-07 1999-09-01 Cummins Engine Co Inc A system and method for detecting engine cylinder misfire

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4943989B1 (fr) * 1968-07-19 1974-11-26
US3577007A (en) * 1969-01-21 1971-05-04 Bell & Howell Co Constant amplitude variable frequency sweep generator
JPS5319944B2 (fr) * 1971-09-25 1978-06-23
US3800241A (en) * 1972-09-20 1974-03-26 Fluke J Mfg Co Inc Voltage peak sampled amplitude controlled phase shift oscillator

Also Published As

Publication number Publication date
DE2432391A1 (de) 1975-02-13
CH1057373A4 (fr) 1976-05-14
CH581346B5 (fr) 1976-10-29
GB1470117A (en) 1977-04-14
FR2238178A1 (fr) 1975-02-14
JPS5044870A (fr) 1975-04-22
DE2432391B2 (de) 1976-05-06
US3965667A (en) 1976-06-29

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Legal Events

Date Code Title Description
ST Notification of lapse