CH494991A - Elastischer Schwinger für Zeitmessgeräte - Google Patents

Elastischer Schwinger für Zeitmessgeräte

Info

Publication number
CH494991A
CH494991A CH797368A CH797368A CH494991A CH 494991 A CH494991 A CH 494991A CH 797368 A CH797368 A CH 797368A CH 797368 A CH797368 A CH 797368A CH 494991 A CH494991 A CH 494991A
Authority
CH
Switzerland
Prior art keywords
timing devices
elastic transducer
transducer
elastic
timing
Prior art date
Application number
CH797368A
Other languages
English (en)
Inventor
Werner Dipl Ing Baumgartner
Original Assignee
Bulova Watch Co Inc
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 Bulova Watch Co Inc filed Critical Bulova Watch Co Inc
Priority to CH797368A priority Critical patent/CH494991A/de
Priority to CH797368D priority patent/CH797368A4/xx
Priority to US828211A priority patent/US3546500A/en
Publication of CH494991A publication Critical patent/CH494991A/de

Links

Classifications

    • 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
    • G04C3/08—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • G04C3/101—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details
    • G04C3/102—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details of the mechanical oscillator or of the coil
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
CH797368A 1968-05-29 1968-05-29 Elastischer Schwinger für Zeitmessgeräte CH494991A (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH797368A CH494991A (de) 1968-05-29 1968-05-29 Elastischer Schwinger für Zeitmessgeräte
CH797368D CH797368A4 (de) 1968-05-29 1968-05-29
US828211A US3546500A (en) 1968-05-29 1969-05-27 Elastic resonator for timekeeping instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH797368A CH494991A (de) 1968-05-29 1968-05-29 Elastischer Schwinger für Zeitmessgeräte

Publications (1)

Publication Number Publication Date
CH494991A true CH494991A (de) 1970-04-15

Family

ID=4333206

Family Applications (2)

Application Number Title Priority Date Filing Date
CH797368D CH797368A4 (de) 1968-05-29 1968-05-29
CH797368A CH494991A (de) 1968-05-29 1968-05-29 Elastischer Schwinger für Zeitmessgeräte

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH797368D CH797368A4 (de) 1968-05-29 1968-05-29

Country Status (2)

Country Link
US (1) US3546500A (de)
CH (2) CH797368A4 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59145957A (ja) * 1983-01-08 1984-08-21 Horiba Ltd 光音響型濃度測定装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2888582A (en) * 1953-06-19 1959-05-26 Bulova Watch Co Inc Tuning fork oscillator
IT552682A (de) * 1955-05-12
NL283445A (de) * 1961-09-28
US3303705A (en) * 1964-03-19 1967-02-14 Bulova Watch Co Inc Attitude compensated electromechanical oscillator
US3462939A (en) * 1965-02-12 1969-08-26 Tokei Kk Mechanical vibrator for timepiece
CH451021A (fr) * 1965-05-28 1968-05-15 Ebauches Sa Oscillateur symétrique à flexion pour pièce d'horlogerie
CH485145A (fr) * 1966-03-29 1970-01-31 Ebauches Sa Dispositif transformant les mouvements oscillants d'un résonateur acoustique en mouvements rotatifs d'une roue de comptage
CH481412A (de) * 1966-09-26 1969-07-31 Straumann Inst Ag Schwinger für Zeitmessgeräte

Also Published As

Publication number Publication date
US3546500A (en) 1970-12-08
CH797368A4 (de) 1970-04-15

Similar Documents

Publication Publication Date Title
CH1169969A4 (de) Zeitmessvorrichtung
CH542434A (de) Piezoelektrische Messvorrichtung
CH500401A (de) Elastische Kupplung
CH481412A (de) Schwinger für Zeitmessgeräte
FR1147598A (fr) Dispositif de transduction électromécanique
CH490701A (de) Elastischer Schwinger für Zeitmessgerät
CH489010A (de) Messwandler
CH495178A (de) Ultraschallprüfgerät
AT293065B (de) Piezoelektrischer Beschleunigungsmeßwandler
CH540722A (de) Piezoelektrischer Schwinger
CH385368A (de) Elektrostriktiver Schwinger
CH516189A (de) Schwingungsmotor für Zeitmessgeräte
AT278402B (de) Piezoelektrischer Meßwandler
CH497691A (de) Elektromechanischer Kraft-Frequenzwandler für Waagen
CH494991A (de) Elastischer Schwinger für Zeitmessgeräte
BR7019763D0 (pt) Dispositivo acustico
AT319646B (de) Schlagvorrichtung für piezoelektrische Einrichtungen
CH491426A (de) Elektronisch-magnetische Antriebsvorrichtung für Uhren
BE746479A (fr) Dispositif transducteur
CH493053A (de) Lehrgerät
CH920671A4 (de) Elektronisch-akustische Signaleinrichtung für Uhren
CH443155A (de) Läutwerk für Zeitmessgeräte
DE1940485B2 (de) Druckwandler
FR1136391A (fr) Dispositif pneumatique de temporisation
DD90252A3 (de) Verdrehsicherung für Schrauben

Legal Events

Date Code Title Description
PL Patent ceased