CH607874GA3 - - Google Patents

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Publication number
CH607874GA3
CH607874GA3 CH866875A CH866875A CH607874GA3 CH 607874G A3 CH607874G A3 CH 607874GA3 CH 866875 A CH866875 A CH 866875A CH 866875 A CH866875 A CH 866875A CH 607874G A3 CH607874G A3 CH 607874GA3
Authority
CH
Switzerland
Prior art keywords
vibration modes
electrodes
reveals
legs
leg
Prior art date
Application number
CH866875A
Other languages
English (en)
Other versions
CH607874B (de
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
Publication of CH607874B publication Critical patent/CH607874B/xx
Application filed filed Critical
Publication of CH607874GA3 publication Critical patent/CH607874GA3/xx

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
    • 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)
CH866875A 1974-07-05 1975-07-03 Piezoelektrischer stimmgabelschwinger. CH607874B (de)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
CH607874B CH607874B (de)
CH607874GA3 true CH607874GA3 (enEXAMPLES) 1978-12-15

Family

ID=13668574

Family Applications (1)

Application Number Title Priority Date Filing Date
CH866875A CH607874B (de) 1974-07-05 1975-07-03 Piezoelektrischer stimmgabelschwinger.

Country Status (4)

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

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2260226B1 (enEXAMPLES) * 1974-02-04 1978-04-21 Kinsekisha Lab Ltd
JPS53116796A (en) * 1977-03-22 1978-10-12 Seiko Instr & Electronics Ltd Lithium tantalate vibrator
JPS54170284U (enEXAMPLES) * 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 (enEXAMPLES) * 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 (enEXAMPLES) * 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

Also Published As

Publication number Publication date
US4173726A (en) 1979-11-06
JPS5133367U (enEXAMPLES) 1976-03-11
FR2277438A1 (fr) 1976-01-30
FR2277438B1 (enEXAMPLES) 1982-03-26
CH607874B (de)

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Legal Events

Date Code Title Description
PL Patent ceased