FR2277438A1 - Vibrateur resonnant piezo-electrique du type en forme de fourche - Google Patents

Vibrateur resonnant piezo-electrique du type en forme de fourche

Info

Publication number
FR2277438A1
FR2277438A1 FR7521163A FR7521163A FR2277438A1 FR 2277438 A1 FR2277438 A1 FR 2277438A1 FR 7521163 A FR7521163 A FR 7521163A FR 7521163 A FR7521163 A FR 7521163A FR 2277438 A1 FR2277438 A1 FR 2277438A1
Authority
FR
France
Prior art keywords
fork
shaped piezo
electric resonant
resonant vibrator
vibrator
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
FR7521163A
Other languages
English (en)
Other versions
FR2277438B1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2277438A1 publication Critical patent/FR2277438A1/fr
Application granted granted Critical
Publication of FR2277438B1 publication Critical patent/FR2277438B1/fr
Granted 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • B06B1/0659—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element of U-shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR7521163A 1974-07-05 1975-07-04 Vibrateur resonnant piezo-electrique du type en forme de fourche Granted FR2277438A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1974078680U JPS5133367U (fr) 1974-07-05 1974-07-05

Publications (2)

Publication Number Publication Date
FR2277438A1 true FR2277438A1 (fr) 1976-01-30
FR2277438B1 FR2277438B1 (fr) 1982-03-26

Family

ID=13668574

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7521163A Granted FR2277438A1 (fr) 1974-07-05 1975-07-04 Vibrateur resonnant piezo-electrique du type en forme de fourche

Country Status (4)

Country Link
US (1) US4173726A (fr)
JP (1) JPS5133367U (fr)
CH (1) CH607874B (fr)
FR (1) FR2277438A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297610A (en) * 1974-02-04 1981-10-27 Kunimoto Ito Small piezoelectric tuning fork
US4525646A (en) * 1977-03-22 1985-06-25 Seiko Instruments & Electronics, Ltd. Flexural mode vibrator formed of lithium tantalate

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54170284U (fr) * 1978-05-16 1979-12-01
JPS554176A (en) * 1978-06-27 1980-01-12 Seiko Instr & Electronics Ltd Crystal vibrator
JPS5525516A (en) * 1978-08-11 1980-02-23 Dover Corp Rotary pump
JPS55112017A (en) * 1979-02-20 1980-08-29 Seiko Epson Corp Electrode of tuning fork type crystal oscillator
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
JPS6316169Y2 (fr) * 1979-11-22 1988-05-09
US4415827A (en) * 1981-05-27 1983-11-15 Statek Corporation Microresonator of tuning fork configuration operating at its second overtone frequency
US5987987A (en) * 1997-04-14 1999-11-23 Denso Corporation Angular velocity sensor, related method for manufacturing the sensor, and piezoelectric vibrator element used in this sensor
JP3336451B2 (ja) * 1997-08-22 2002-10-21 富士通株式会社 音叉型振動ジャイロ
JP2009194629A (ja) * 2008-02-14 2009-08-27 Seiko Instruments Inc 圧電振動片の製造方法、圧電振動片、ウエハ、圧電振動子、発振器、電子機器及び電波時計
JP5133730B2 (ja) * 2008-02-19 2013-01-30 セイコーインスツル株式会社 圧電振動片の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL266211A (fr) * 1960-06-21
DE2009379C3 (de) * 1970-02-27 1975-01-30 Gebrueder Junghans Gmbh, 7230 Schramberg Piezoelektrischer Oszillator in Form einer Stimmgabel als Zeitnormal für zeithaltende Geräte
US3683213A (en) * 1971-03-09 1972-08-08 Statek Corp Microresonator of tuning fork configuration
US3946257A (en) * 1973-09-17 1976-03-23 Kabushiki Kaisha Daini Seikosha Quartz crystal vibrator with partial electrodes for harmonic suppression

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297610A (en) * 1974-02-04 1981-10-27 Kunimoto Ito Small piezoelectric tuning fork
US4525646A (en) * 1977-03-22 1985-06-25 Seiko Instruments & Electronics, Ltd. Flexural mode vibrator formed of lithium tantalate

Also Published As

Publication number Publication date
CH607874B (de)
CH607874GA3 (fr) 1978-12-15
FR2277438B1 (fr) 1982-03-26
US4173726A (en) 1979-11-06
JPS5133367U (fr) 1976-03-11

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Legal Events

Date Code Title Description
ST Notification of lapse
RC Opposition against decision of lapse
DA Annulment of decision of lapse
ST Notification of lapse