JPS5437488A - Tuning fork type crystal oscillator - Google Patents

Tuning fork type crystal oscillator

Info

Publication number
JPS5437488A
JPS5437488A JP8678977A JP8678977A JPS5437488A JP S5437488 A JPS5437488 A JP S5437488A JP 8678977 A JP8678977 A JP 8678977A JP 8678977 A JP8678977 A JP 8678977A JP S5437488 A JPS5437488 A JP S5437488A
Authority
JP
Japan
Prior art keywords
tuning fork
fork type
crystal oscillator
type crystal
oscillation bar
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.)
Pending
Application number
JP8678977A
Other languages
Japanese (ja)
Inventor
Michiaki Takagi
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.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP8678977A priority Critical patent/JPS5437488A/en
Publication of JPS5437488A publication Critical patent/JPS5437488A/en
Pending 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 devices; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/21—Crystal tuning forks

Abstract

PURPOSE:To suppress the high-order vibration mode of the oscillation bar by securing a wide width at the tip area of an arm-shaped tuning fork type oscillation bar.
JP8678977A 1977-07-20 1977-07-20 Tuning fork type crystal oscillator Pending JPS5437488A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8678977A JPS5437488A (en) 1977-07-20 1977-07-20 Tuning fork type crystal oscillator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8678977A JPS5437488A (en) 1977-07-20 1977-07-20 Tuning fork type crystal oscillator

Publications (1)

Publication Number Publication Date
JPS5437488A true JPS5437488A (en) 1979-03-19

Family

ID=13896522

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8678977A Pending JPS5437488A (en) 1977-07-20 1977-07-20 Tuning fork type crystal oscillator

Country Status (1)

Country Link
JP (1) JPS5437488A (en)

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5478477U (en) * 1977-11-11 1979-06-04
US4469979A (en) * 1983-05-27 1984-09-04 Statek Corporation Microresonator of double-ended tuning fork configuration
US5708320A (en) * 1994-10-28 1998-01-13 Alps Electric Co., Ltd Vibratory gyroscope
US6507141B2 (en) 1999-09-15 2003-01-14 Bei Technologies, Inc. Inertial rate sensor tuning fork
JP2006238001A (en) * 2005-02-24 2006-09-07 Seiko Epson Corp Piezoelectric vibrating piece and piezoelectric device
JP2009201162A (en) * 2009-06-10 2009-09-03 Seiko Epson Corp Piezoelectric oscillating piece, method for manufacturing piezoelectric oscillating piece, piezoelectric oscillator, and electronic equipment mounted with piezoelectric oscillator
US7675224B2 (en) 2005-04-27 2010-03-09 Seiko Epson Corporation Piezoelectric vibrating reed and piezoelectric device
JP2010232932A (en) * 2009-03-26 2010-10-14 Epson Toyocom Corp Piezoelectric vibration chip
US7863804B2 (en) 2005-06-29 2011-01-04 Seiko Epson Corporation Piezoelectric vibration element and piezoelectric device
JP2011010248A (en) * 2009-06-25 2011-01-13 Piedekku Gijutsu Kenkyusho:Kk Piezoelectric vibrator and piezoelectric oscillator
JP2011019159A (en) * 2009-07-10 2011-01-27 River Eletec Kk Piezoelectric vibrating piece, piezoelectric vibrator, and piezoelectric oscillator
US7973458B2 (en) * 2008-10-16 2011-07-05 Nihon Dempa Kogyo Co., Ltd. Piezoelectric vibrating pieces having progressively narrowed vibrating arms
JP2011160250A (en) * 2010-02-02 2011-08-18 Seiko Epson Corp Vibrating member and vibrating device
JP2011182024A (en) * 2010-02-26 2011-09-15 Seiko Epson Corp Piezoelectric vibration piece, piezoelectric vibrator, and oscillator
JP2012070451A (en) * 2011-12-26 2012-04-05 Seiko Epson Corp Vibration piece and device
JP2012074968A (en) * 2010-09-29 2012-04-12 Seiko Instruments Inc Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic device, and radio-controlled timepiece
JP2012129681A (en) * 2010-12-14 2012-07-05 Seiko Epson Corp Electronic apparatus
JP2012129904A (en) * 2010-12-17 2012-07-05 Seiko Epson Corp Electronic apparatus
JP2013070380A (en) * 2012-10-03 2013-04-18 Piedekku Gijutsu Kenkyusho:Kk Piezoelectric vibrator, piezoelectric unit, piezoelectric oscillator and electronic apparatus
EP2372909A3 (en) * 2010-03-17 2014-11-26 Seiko Epson Corporation Resonator element, resonator, oscillator, and electronic device
JP2016028537A (en) * 2015-11-12 2016-02-25 セイコーエプソン株式会社 Vibration piece, vibrator and oscillator
WO2017047207A1 (en) * 2015-09-18 2017-03-23 株式会社村田製作所 Resonator and resonance device

Cited By (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832335Y2 (en) * 1977-11-11 1983-07-18 キンセキ株式会社 Tuning fork piezoelectric vibrator
JPS5478477U (en) * 1977-11-11 1979-06-04
US4469979A (en) * 1983-05-27 1984-09-04 Statek Corporation Microresonator of double-ended tuning fork configuration
US5708320A (en) * 1994-10-28 1998-01-13 Alps Electric Co., Ltd Vibratory gyroscope
US6507141B2 (en) 1999-09-15 2003-01-14 Bei Technologies, Inc. Inertial rate sensor tuning fork
JP2006238001A (en) * 2005-02-24 2006-09-07 Seiko Epson Corp Piezoelectric vibrating piece and piezoelectric device
JP4548148B2 (en) * 2005-02-24 2010-09-22 セイコーエプソン株式会社 Piezoelectric vibrating piece and piezoelectric device
US7675224B2 (en) 2005-04-27 2010-03-09 Seiko Epson Corporation Piezoelectric vibrating reed and piezoelectric device
US7863804B2 (en) 2005-06-29 2011-01-04 Seiko Epson Corporation Piezoelectric vibration element and piezoelectric device
US7973458B2 (en) * 2008-10-16 2011-07-05 Nihon Dempa Kogyo Co., Ltd. Piezoelectric vibrating pieces having progressively narrowed vibrating arms
JP2010232932A (en) * 2009-03-26 2010-10-14 Epson Toyocom Corp Piezoelectric vibration chip
JP4609586B2 (en) * 2009-06-10 2011-01-12 セイコーエプソン株式会社 Piezoelectric vibrating piece, method for manufacturing piezoelectric vibrating piece, piezoelectric vibrator, and electronic device equipped with piezoelectric vibrator
JP2009201162A (en) * 2009-06-10 2009-09-03 Seiko Epson Corp Piezoelectric oscillating piece, method for manufacturing piezoelectric oscillating piece, piezoelectric oscillator, and electronic equipment mounted with piezoelectric oscillator
JP2011010248A (en) * 2009-06-25 2011-01-13 Piedekku Gijutsu Kenkyusho:Kk Piezoelectric vibrator and piezoelectric oscillator
JP2011019159A (en) * 2009-07-10 2011-01-27 River Eletec Kk Piezoelectric vibrating piece, piezoelectric vibrator, and piezoelectric oscillator
US8810327B2 (en) 2010-02-02 2014-08-19 Seiko Epson Corporation Vibrating member, vibrating device, and electronic apparatus
JP2011160250A (en) * 2010-02-02 2011-08-18 Seiko Epson Corp Vibrating member and vibrating device
JP2011182024A (en) * 2010-02-26 2011-09-15 Seiko Epson Corp Piezoelectric vibration piece, piezoelectric vibrator, and oscillator
EP2372909A3 (en) * 2010-03-17 2014-11-26 Seiko Epson Corporation Resonator element, resonator, oscillator, and electronic device
JP2012074968A (en) * 2010-09-29 2012-04-12 Seiko Instruments Inc Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic device, and radio-controlled timepiece
JP2012129681A (en) * 2010-12-14 2012-07-05 Seiko Epson Corp Electronic apparatus
JP2012129904A (en) * 2010-12-17 2012-07-05 Seiko Epson Corp Electronic apparatus
JP2012070451A (en) * 2011-12-26 2012-04-05 Seiko Epson Corp Vibration piece and device
JP2013070380A (en) * 2012-10-03 2013-04-18 Piedekku Gijutsu Kenkyusho:Kk Piezoelectric vibrator, piezoelectric unit, piezoelectric oscillator and electronic apparatus
WO2017047207A1 (en) * 2015-09-18 2017-03-23 株式会社村田製作所 Resonator and resonance device
CN107925398A (en) * 2015-09-18 2018-04-17 株式会社村田制作所 Harmonic oscillator and resonance device
US10673404B2 (en) 2015-09-18 2020-06-02 Murata Manufacturing Co., Ltd. Resonator and resonation device
CN107925398B (en) * 2015-09-18 2021-04-27 株式会社村田制作所 Harmonic oscillator and resonance device
JP2016028537A (en) * 2015-11-12 2016-02-25 セイコーエプソン株式会社 Vibration piece, vibrator and oscillator

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