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FR2080814A3 - - Google Patents

Info

Publication number
FR2080814A3
FR2080814A3 FR7106729A FR7106729A FR2080814A3 FR 2080814 A3 FR2080814 A3 FR 2080814A3 FR 7106729 A FR7106729 A FR 7106729A FR 7106729 A FR7106729 A FR 7106729A FR 2080814 A3 FR2080814 A3 FR 2080814A3
Authority
FR
France
Prior art keywords
arms
tuning fork
electrodes
fork
piezoelectric oscillator
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.)
Granted
Application number
FR7106729A
Other languages
French (fr)
Other versions
FR2080814B3 (en
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.)
Gebrueder Junghans GmbH
Original Assignee
Gebrueder Junghans GmbH
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 Gebrueder Junghans GmbH filed Critical Gebrueder Junghans GmbH
Publication of FR2080814A3 publication Critical patent/FR2080814A3/fr
Application granted granted Critical
Publication of FR2080814B3 publication Critical patent/FR2080814B3/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/21—Crystal tuning forks
    • 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
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • G04F5/063—Constructional details
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders or supports
    • H03H9/09—Elastic or damping supports

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electromagnetism (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Abstract

A piezoelectric oscillator in the form of a tuning fork having two arms and being particularly useful as a time standard for timekeeping devices. The arms of the tuning fork which oscillate during operation of the device are decoupled or isolated from a carrier upon which the fork is mounted by two decoupling elements. The tuning fork is provided with electrodes carried by selected surfaces of the arms thereof in various symmetrical arrangements, including axial and central symmetry. One of the decoupling elements is disposed intermediate the arms of the tuning fork and the position at which the electrical connections are made to the electrodes so that the mass of the electrodes does not affect the oscillation of the arms. The piezoelectric oscillator is thus extremely frequency stable, efficient, and relatively uninfluenced by external factors.
FR7106729A 1970-02-27 1971-02-26 Expired FR2080814B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2009379A DE2009379C3 (en) 1970-02-27 1970-02-27 Piezoelectric oscillator in the form of a tuning fork as a time standard for time-keeping devices

Publications (2)

Publication Number Publication Date
FR2080814A3 true FR2080814A3 (en) 1971-11-19
FR2080814B3 FR2080814B3 (en) 1973-10-19

Family

ID=5763612

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7106729A Expired FR2080814B3 (en) 1970-02-27 1971-02-26

Country Status (7)

Country Link
US (1) US3697766A (en)
AT (1) AT313183B (en)
CH (1) CH544330A (en)
DE (1) DE2009379C3 (en)
FR (1) FR2080814B3 (en)
GB (1) GB1348501A (en)
NL (1) NL7102465A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4880249A (en) * 1972-01-31 1973-10-27
DE2418277A1 (en) * 1973-04-16 1974-11-07 Suwa Seikosha Kk QUARTZ CRYSTAL SWINGER
FR2574209A1 (en) * 1984-12-04 1986-06-06 Onera (Off Nat Aerospatiale) RESONATOR WITH VIBRATION BLADE

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930558B1 (en) * 1969-10-03 1974-08-14
DE2246511C3 (en) * 1971-09-22 1975-11-27 K.K. Suwa Seikosha, Tokio Crystal rotary transducer
US3805509A (en) * 1971-11-15 1974-04-23 Junghans Gmbh Geb Crystal vibrator as a time keeping vibrator for a timepiece
US3766616A (en) * 1972-03-22 1973-10-23 Statek Corp Microresonator packaging and tuning
JPS5236540Y2 (en) * 1972-09-04 1977-08-19
JPS49122768A (en) * 1973-03-27 1974-11-25 Suwa Seikosha Kk
US4054807A (en) * 1973-03-29 1977-10-18 Kabushiki Kaisha Daini Seikosha Quartz oscillator mountings
JPS49131088A (en) * 1973-04-16 1974-12-16 Suwa Seikosha Kk
US3946257A (en) * 1973-09-17 1976-03-23 Kabushiki Kaisha Daini Seikosha Quartz crystal vibrator with partial electrodes for harmonic suppression
JPS5133367U (en) * 1974-07-05 1976-03-11
JPS51103472A (en) * 1975-03-07 1976-09-13 Suwa Seikosha Kk
US4004166A (en) * 1975-03-12 1977-01-18 Nihon Dempa Kogyo Co., Ltd. Method for stabilizing the vibration frequency of a tuning fork-type quartz crystal oscillator
JPS5216991A (en) * 1975-07-31 1977-02-08 Seiko Instr & Electronics Ltd Structure of piezo oscillator
JPS5323589A (en) * 1976-08-18 1978-03-04 Seiko Epson Corp Crystal vibrator
JPS587672Y2 (en) * 1977-08-11 1983-02-10 株式会社村田製作所 Sealed structure of piezoelectric vibrator
JPS54113297A (en) * 1978-01-26 1979-09-04 Seiko Epson Corp Tuning fork-type crystal vibrator
JPS5631072Y2 (en) * 1978-03-02 1981-07-24
DE2939844A1 (en) * 1978-12-21 1980-07-10 Seiko Instr & Electronics QUARTZ SWINGER
US4266157A (en) * 1979-05-18 1981-05-05 The United States Of America As Represented By The Secretary Of The Army Piezoelectric resonator assembly with thin molybdenum mounting clips
FR2464595A1 (en) * 1979-08-31 1981-03-06 Ebauches Sa METHOD FOR DETECTING THE ASYMMETRY OF DIAPASON-SHAPED PIEZOELECTRIC CRYSTAL RESONATORS AND RESONATORS FOR ITS IMPLEMENTATION
US4410827A (en) * 1980-04-24 1983-10-18 Kabushiki Kaisha Suwa Seikosha Mode coupled notched tuning fork type quartz crystal resonator
US4498025A (en) * 1980-12-12 1985-02-05 Seiko Instruments & Electronics Ltd. Tuning fork
US4531073A (en) * 1983-05-31 1985-07-23 Ohaus Scale Corporation Piezoelectric crystal resonator with reduced impedance and sensitivity to change in humidity
JPS61288132A (en) * 1985-06-17 1986-12-18 Yokogawa Electric Corp crystal thermometer
US5396144A (en) * 1993-08-02 1995-03-07 New S.D., Inc. Rotation rate sensor with center mounted tuning fork
DE19544338A1 (en) * 1994-11-28 1996-05-30 Nippon Denso Co Angular velocity sensor for vehicle movement control, navigation system or video camera
JP4050343B2 (en) * 1996-04-02 2008-02-20 富士通株式会社 Tuning fork vibration gyro
US6018212A (en) * 1996-11-26 2000-01-25 Ngk Insulators, Ltd. Vibrator, vibratory gyroscope, and vibration adjusting method
US5998911A (en) * 1996-11-26 1999-12-07 Ngk Insulators, Ltd. Vibrator, vibratory gyroscope, and vibration adjusting method
US6437483B2 (en) 1996-11-26 2002-08-20 Ngk Insulators, Ltd. Vibrator, vibratory gyroscope, and vibration adjusting method
US6747393B2 (en) 1996-11-26 2004-06-08 Ngk Insulators, Ltd. Vibrator, vibratory gyroscope, and vibration adjusting method
JPH1141057A (en) * 1997-07-17 1999-02-12 Murata Mfg Co Ltd Piezoelectric vibration component
DE19853063B4 (en) 1997-11-18 2011-07-28 DENSO CORPORATION, Aichi-pref. Angular velocity sensor and diagnostic system for it
JP3335122B2 (en) 1998-05-06 2002-10-15 松下電器産業株式会社 Angular velocity sensor
JP2000009476A (en) * 1998-06-26 2000-01-14 Fujitsu Ltd Tuning fork type vibration gyro
US6262520B1 (en) * 1999-09-15 2001-07-17 Bei Technologies, Inc. Inertial rate sensor tuning fork
US7523537B1 (en) * 2000-07-13 2009-04-28 Custom Sensors & Technologies, Inc. Method of manufacturing a tuning fork with reduced quadrature errror and symmetrical mass balancing
EP1788702A3 (en) * 2000-12-25 2008-01-16 Seiko Epson Corporation Vibrating piece, vibrator, oscillator, and electronic equipment
US6858972B2 (en) * 2002-06-21 2005-02-22 Ngk Insulators, Ltd. Vibrator, vibratory gyroscope, and vibration adjusting method
US7417362B2 (en) * 2003-03-28 2008-08-26 Daishinku Corporation Frequency regulating method for tuning fork type vibrator and tuning fork type vibrator frequency-regulated by the method
US10199556B2 (en) * 2003-06-30 2019-02-05 Piedek Technical Laboratory Unit, oscillator and electronic apparatus
US9209381B2 (en) 2003-06-30 2015-12-08 Piedek Technical Laboratory Quartz crystal unit, quartz crystal oscillator and electronic apparatus
US8358052B2 (en) * 2003-06-30 2013-01-22 Piedek Technical Laboratory Unit having resonator, oscillator having unit and electronic apparatus having unit
US11563406B2 (en) 2003-06-30 2023-01-24 Piedek Technical Laboratory Quartz crystal resonator, quartz crystal unit, and quartz crystal oscillator
US8358053B2 (en) * 2003-06-30 2013-01-22 Piedek Technical Laboratory Unit, oscillator having unit and electronic apparatus having oscillator
USD520940S1 (en) * 2003-07-31 2006-05-16 Seiko Epson Corporation Piezo electric resonator
USD516500S1 (en) * 2003-07-31 2006-03-07 Seiko Epson Corporation Piezo electric resonator
JP2005184767A (en) * 2003-11-27 2005-07-07 Seiko Epson Corp Tuning fork type piezoelectric vibrating piece and method for manufacturing tuning fork type piezoelectric vibrator
JP2005227215A (en) * 2004-02-16 2005-08-25 Matsushita Electric Ind Co Ltd Angular velocity sensor and design method thereof
JP2005249646A (en) * 2004-03-05 2005-09-15 Matsushita Electric Ind Co Ltd Tuning fork vibrator for angular velocity sensor, angular velocity sensor using this vibrator, and automobile using this angular velocity sensor
JP2006105614A (en) * 2004-09-30 2006-04-20 Seiko Epson Corp Vibrating gyroscope and manufacturing method of vibrating gyroscope
JP5208373B2 (en) * 2006-04-12 2013-06-12 パナソニック株式会社 Inertial force sensor
JP4687789B2 (en) * 2006-07-21 2011-05-25 株式会社村田製作所 Tuning fork type vibrator and vibration gyro using the same
JP4990717B2 (en) * 2007-08-10 2012-08-01 セイコーインスツル株式会社 Case manufacturing method, piezoelectric vibrator, oscillator, electronic device, and radio timepiece
JP5128262B2 (en) * 2007-12-17 2013-01-23 セイコーインスツル株式会社 Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic device, radio timepiece, and method of manufacturing piezoelectric vibrating piece
WO2009143492A1 (en) * 2008-05-23 2009-11-26 Statek Corporation Piezoelectric resonator
JP4709260B2 (en) * 2008-10-16 2011-06-22 日本電波工業株式会社 Piezoelectric vibrating piece and piezoelectric device
US8256288B2 (en) * 2008-12-16 2012-09-04 Seiko Epson Corporation Sensor device
US8359920B2 (en) * 2009-05-15 2013-01-29 Lockheed Martin Corp. Gravity sensing instrument
JP5593979B2 (en) * 2009-11-11 2014-09-24 セイコーエプソン株式会社 Vibrating piece, vibrator, oscillator, sensor and electronic equipment
EP2458348B1 (en) * 2010-11-29 2013-08-14 Air Products And Chemicals, Inc. Method of, and apparatus for, measuring the mass flow rate of a gas
USD678834S1 (en) * 2010-12-07 2013-03-26 Daishinku Corporation Tuning fork type piezoelectric resonator device
USD678835S1 (en) * 2011-05-09 2013-03-26 Daishinku Corporation Tuning-fork type piezoelectric resonator device
JP5942097B2 (en) * 2011-10-24 2016-06-29 パナソニックＩｐマネジメント株式会社 Angular velocity sensor and detection element used therefor
CN116979924A (en) * 2023-08-04 2023-10-31 惠伦晶体(重庆)科技有限公司 Impact-resistant miniaturized tuning fork type piezoelectric vibrating piece and resonator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2666196A (en) * 1949-06-07 1954-01-12 Bell Telephone Labor Inc Frequency station calling system using bifurcated piezoelectric elements
US2806400A (en) * 1954-03-10 1957-09-17 Philamon Lab Inc Tuning forks
US3131320A (en) * 1959-12-23 1964-04-28 Kinsekisha Lab Ltd Audio-frequency crystal vibrator
NL266211A (en) * 1960-06-21
US3425310A (en) * 1966-12-06 1969-02-04 Philamon Lab Inc Balanced and coupled tuning fork mounting structure for suppressing reed vibration
FR1539922A (en) * 1967-08-09 1968-09-20 Lip Sa Portable time device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4880249A (en) * 1972-01-31 1973-10-27
DE2418277A1 (en) * 1973-04-16 1974-11-07 Suwa Seikosha Kk QUARTZ CRYSTAL SWINGER
FR2574209A1 (en) * 1984-12-04 1986-06-06 Onera (Off Nat Aerospatiale) RESONATOR WITH VIBRATION BLADE
EP0194394A1 (en) * 1984-12-04 1986-09-17 SEXTANT Avionique Vibrating-reed resonator
US4710668A (en) * 1984-12-04 1987-12-01 Crouzet Vibrating string resonator

Also Published As

Publication number Publication date
GB1348501A (en) 1974-03-20
DE2009379A1 (en) 1971-09-09
DE2009379C3 (en) 1975-01-30
CH544330A (en) 1973-12-28
AT313183B (en) 1974-02-11
CH1771A4 (en) 1973-05-30
US3697766A (en) 1972-10-10
NL7102465A (en) 1971-08-31
FR2080814B3 (en) 1973-10-19
DE2009379B2 (en) 1974-06-20

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