NL7102465A - - Google Patents
Info
- Publication number
- NL7102465A NL7102465A NL7102465A NL7102465A NL7102465A NL 7102465 A NL7102465 A NL 7102465A NL 7102465 A NL7102465 A NL 7102465A NL 7102465 A NL7102465 A NL 7102465A NL 7102465 A NL7102465 A NL 7102465A
- Authority
- NL
- Netherlands
- Prior art keywords
- arms
- tuning fork
- electrodes
- fork
- piezoelectric oscillator
- Prior art date
Links
- 230000010355 oscillation Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; 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 devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders; 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2009379A DE2009379C3 (de) | 1970-02-27 | 1970-02-27 | Piezoelektrischer Oszillator in Form einer Stimmgabel als Zeitnormal für zeithaltende Geräte |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7102465A true NL7102465A (de) | 1971-08-31 |
Family
ID=5763612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7102465A NL7102465A (de) | 1970-02-27 | 1971-02-24 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3697766A (de) |
AT (1) | AT313183B (de) |
CH (1) | CH544330A (de) |
DE (1) | DE2009379C3 (de) |
FR (1) | FR2080814B3 (de) |
GB (1) | GB1348501A (de) |
NL (1) | NL7102465A (de) |
Families Citing this family (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4930558B1 (de) * | 1969-10-03 | 1974-08-14 | ||
DE2246511C3 (de) * | 1971-09-22 | 1975-11-27 | K.K. Suwa Seikosha, Tokio | Kristalldrehschwinger |
US3805509A (en) * | 1971-11-15 | 1974-04-23 | Junghans Gmbh Geb | Crystal vibrator as a time keeping vibrator for a timepiece |
JPS5726002B2 (de) * | 1972-01-31 | 1982-06-02 | ||
US3766616A (en) * | 1972-03-22 | 1973-10-23 | Statek Corp | Microresonator packaging and tuning |
JPS5236540Y2 (de) * | 1972-09-04 | 1977-08-19 | ||
JPS49122768A (de) * | 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 (de) * | 1973-04-16 | 1974-12-16 | Suwa Seikosha Kk | |
DE2418277C3 (de) * | 1973-04-16 | 1985-08-01 | Kabushiki Kaisha Suwa Seikosha, Shinjuku, Tokio/Tokyo | Quarzkristallbiegeschwinger und Verfahren zu seiner Herstellung |
US3946257A (en) * | 1973-09-17 | 1976-03-23 | Kabushiki Kaisha Daini Seikosha | Quartz crystal vibrator with partial electrodes for harmonic suppression |
JPS5133367U (de) * | 1974-07-05 | 1976-03-11 | ||
JPS51103472A (de) * | 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 (ja) * | 1977-08-11 | 1983-02-10 | 株式会社村田製作所 | 圧電振動子の密閉構造 |
JPS54113297A (en) * | 1978-01-26 | 1979-09-04 | Seiko Epson Corp | Tuning fork-type crystal vibrator |
JPS5631072Y2 (de) * | 1978-03-02 | 1981-07-24 | ||
DE2939844A1 (de) * | 1978-12-21 | 1980-07-10 | Seiko Instr & Electronics | Quarzschwinger |
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 (fr) * | 1979-08-31 | 1981-03-06 | Ebauches Sa | Procede de detection d'asymetrie de resonateurs a cristal piezoelectrique en forme de diapason et resonateurs pour sa mise en oeuvre |
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 |
FR2574209B1 (fr) * | 1984-12-04 | 1987-01-30 | Onera (Off Nat Aerospatiale) | Resonateur a lame vibrante |
JPS61288132A (ja) * | 1985-06-17 | 1986-12-18 | Yokogawa Electric Corp | 水晶温度計 |
US5396144A (en) * | 1993-08-02 | 1995-03-07 | New S.D., Inc. | Rotation rate sensor with center mounted tuning fork |
DE19544338A1 (de) * | 1994-11-28 | 1996-05-30 | Nippon Denso Co | Winkelgeschwindigkeitssensor |
JP4050343B2 (ja) * | 1996-04-02 | 2008-02-20 | 富士通株式会社 | 音叉型振動ジャイロ |
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 |
US6018212A (en) * | 1996-11-26 | 2000-01-25 | 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 (ja) * | 1997-07-17 | 1999-02-12 | Murata Mfg Co Ltd | 圧電振動部品 |
DE19853063B4 (de) | 1997-11-18 | 2011-07-28 | DENSO CORPORATION, Aichi-pref. | Winkelgeschwindigkeitssensor und Diagnosesystem dafür |
JP3335122B2 (ja) | 1998-05-06 | 2002-10-15 | 松下電器産業株式会社 | 角速度センサ |
JP2000009476A (ja) * | 1998-06-26 | 2000-01-14 | Fujitsu Ltd | 音叉型振動ジャイロ |
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 (de) * | 2000-12-25 | 2008-01-16 | Seiko Epson Corporation | Schwingelement, Vibrator, Oszillator und elektronisches Gerät |
US6858972B2 (en) * | 2002-06-21 | 2005-02-22 | Ngk Insulators, Ltd. | Vibrator, vibratory gyroscope, and vibration adjusting method |
WO2004100365A1 (ja) * | 2003-03-28 | 2004-11-18 | Daishinku Corporation | 音叉型振動子の周波数調整方法並びにその方法によって周波数調整された音叉型振動子 |
US11563406B2 (en) | 2003-06-30 | 2023-01-24 | Piedek Technical Laboratory | Quartz crystal resonator, quartz crystal unit, and quartz crystal oscillator |
US8358052B2 (en) * | 2003-06-30 | 2013-01-22 | Piedek Technical Laboratory | Unit having resonator, oscillator having unit and electronic apparatus having unit |
US10199556B2 (en) * | 2003-06-30 | 2019-02-05 | Piedek Technical Laboratory | Unit, oscillator and electronic apparatus |
US8358053B2 (en) * | 2003-06-30 | 2013-01-22 | Piedek Technical Laboratory | Unit, oscillator having unit and electronic apparatus having oscillator |
US9209381B2 (en) | 2003-06-30 | 2015-12-08 | Piedek Technical Laboratory | Quartz crystal unit, quartz crystal oscillator and electronic apparatus |
JP2005184767A (ja) * | 2003-11-27 | 2005-07-07 | Seiko Epson Corp | 音叉型圧電振動片および音叉型圧電振動子の製造方法 |
JP2005227215A (ja) * | 2004-02-16 | 2005-08-25 | Matsushita Electric Ind Co Ltd | 角速度センサおよびその設計方法 |
JP2005249646A (ja) * | 2004-03-05 | 2005-09-15 | Matsushita Electric Ind Co Ltd | 角速度センサ用音叉型振動子、この振動子を用いた角速度センサ及びこの角速度センサを用いた自動車 |
JP2006105614A (ja) * | 2004-09-30 | 2006-04-20 | Seiko Epson Corp | 振動型ジャイロスコープ、及び振動型ジャイロスコープの製造方法 |
JP5208373B2 (ja) * | 2006-04-12 | 2013-06-12 | パナソニック株式会社 | 慣性力センサ |
WO2008010336A1 (fr) * | 2006-07-21 | 2008-01-24 | Murata Manufacturing Co., Ltd. | Vibrateur de type fourche et gyroscope à vibrations l'utilisant |
JP4990717B2 (ja) * | 2007-08-10 | 2012-08-01 | セイコーインスツル株式会社 | ケースの製造方法、圧電振動子、発振器、電子機器、及び電波時計 |
JP5128262B2 (ja) * | 2007-12-17 | 2013-01-23 | セイコーインスツル株式会社 | 圧電振動片、圧電振動子、発振器、電子機器及び電波時計並びに圧電振動片の製造方法 |
WO2009143492A1 (en) * | 2008-05-23 | 2009-11-26 | Statek Corporation | Piezoelectric resonator |
JP4709260B2 (ja) * | 2008-10-16 | 2011-06-22 | 日本電波工業株式会社 | 圧電振動片および圧電デバイス |
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 (ja) * | 2009-11-11 | 2014-09-24 | セイコーエプソン株式会社 | 振動片、振動子、発振器、センサー及び電子機器 |
EP2458348B1 (de) * | 2010-11-29 | 2013-08-14 | Air Products And Chemicals, Inc. | Verfahren und Vorrichtung zum Messen der Massendurchflussrate eines Gases |
US20140238129A1 (en) * | 2011-10-24 | 2014-08-28 | Panasonic Corporation | Angular velocity sensor and detection element used in same |
CN116979924A (zh) * | 2023-08-04 | 2023-10-31 | 惠伦晶体(重庆)科技有限公司 | 一种耐冲击小型化音叉型压电振动片及谐振器 |
Family Cites Families (6)
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 (de) * | 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 (fr) * | 1967-08-09 | 1968-09-20 | Lip Sa | Appareil horaire portatif |
-
1970
- 1970-02-27 DE DE2009379A patent/DE2009379C3/de not_active Expired
- 1970-12-28 AT AT1164870A patent/AT313183B/de active
-
1971
- 1971-01-04 CH CH1771A patent/CH544330A/de unknown
- 1971-02-12 US US114880A patent/US3697766A/en not_active Expired - Lifetime
- 1971-02-24 NL NL7102465A patent/NL7102465A/xx unknown
- 1971-02-26 FR FR7106729A patent/FR2080814B3/fr not_active Expired
- 1971-04-19 GB GB2062971A patent/GB1348501A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2009379B2 (de) | 1974-06-20 |
AT313183B (de) | 1974-02-11 |
CH544330A (de) | 1973-12-28 |
DE2009379A1 (de) | 1971-09-09 |
US3697766A (en) | 1972-10-10 |
FR2080814B3 (de) | 1973-10-19 |
GB1348501A (en) | 1974-03-20 |
FR2080814A3 (de) | 1971-11-19 |
DE2009379C3 (de) | 1975-01-30 |
CH1771A4 (de) | 1973-05-30 |
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