IT1124944B - Trasduttore elettromeccanico a flessione - Google Patents

Trasduttore elettromeccanico a flessione

Info

Publication number
IT1124944B
IT1124944B IT27162/79A IT2716279A IT1124944B IT 1124944 B IT1124944 B IT 1124944B IT 27162/79 A IT27162/79 A IT 27162/79A IT 2716279 A IT2716279 A IT 2716279A IT 1124944 B IT1124944 B IT 1124944B
Authority
IT
Italy
Prior art keywords
bending transducer
electromechanical
electromechanical bending
transducer
bending
Prior art date
Application number
IT27162/79A
Other languages
English (en)
Other versions
IT7927162A0 (it
Inventor
Takashi Gounji
Yoshihiko Kasai
Original Assignee
Fujitsu Ltd
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
Priority claimed from JP13881378A external-priority patent/JPS5917563B2/ja
Priority claimed from JP15998078A external-priority patent/JPS5590121A/ja
Priority claimed from JP13335679A external-priority patent/JPS6040212B2/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of IT7927162A0 publication Critical patent/IT7927162A0/it
Application granted granted Critical
Publication of IT1124944B publication Critical patent/IT1124944B/it

Links

Classifications

    • 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
    • B06B1/0603—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 piezoelectric bender, e.g. bimorph
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Transducers For Ultrasonic Waves (AREA)
IT27162/79A 1978-11-13 1979-11-09 Trasduttore elettromeccanico a flessione IT1124944B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP13881378A JPS5917563B2 (ja) 1978-11-13 1978-11-13 屈曲振動変換子
JP15998078A JPS5590121A (en) 1978-12-27 1978-12-27 Inflectional vibration converter
JP13335679A JPS6040212B2 (ja) 1979-10-16 1979-10-16 屈曲振動変換子

Publications (2)

Publication Number Publication Date
IT7927162A0 IT7927162A0 (it) 1979-11-09
IT1124944B true IT1124944B (it) 1986-05-14

Family

ID=27316682

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27162/79A IT1124944B (it) 1978-11-13 1979-11-09 Trasduttore elettromeccanico a flessione

Country Status (4)

Country Link
US (1) US4281298A (it)
DE (1) DE2945243C2 (it)
FR (1) FR2441982B1 (it)
IT (1) IT1124944B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555682A (en) * 1983-03-02 1985-11-26 Fujitsu Limited Mechanical filter
US4633204A (en) * 1984-08-29 1986-12-30 Fujitsu Limited Mechanical filter
US4742260A (en) * 1986-02-06 1988-05-03 Hiroshi Shimizu Piezoelectrically driving device
US5006824A (en) * 1986-04-07 1991-04-09 Rockwell International Corporation Third mode torsional F-M resonator
EP0327372B1 (en) * 1988-02-03 1993-09-01 Yoshida Kogyo K.K. Piezoelectric vibration generator and vibratory parts feeder incorporating the same
EP0614087B1 (en) * 1993-03-01 2000-03-29 Murata Manufacturing Co., Ltd. Piezoelectric vibrator and acceleration sensor using the same
JPH1054835A (ja) * 1996-08-12 1998-02-24 Jeol Ltd カンチレバ加振装置
US6322532B1 (en) * 1998-06-24 2001-11-27 3M Innovative Properties Company Sonophoresis method and apparatus
US6654711B1 (en) 1999-06-15 2003-11-25 Seiko Epson Corporation Correction factors for the analysis of piezoelectric devices
US6658376B1 (en) 1999-06-15 2003-12-02 Seiko Epson Corporation Determination of vibration frequency characteristics of electroded crystal plate
WO2001093413A1 (en) * 2000-05-31 2001-12-06 Qinetiq Limited Energy conversion device
US20060284628A1 (en) * 2005-06-16 2006-12-21 Jiun-Der Yu Super element for the prediction of viscosity effect on crystal plate
US11039814B2 (en) 2016-12-04 2021-06-22 Exo Imaging, Inc. Imaging devices having piezoelectric transducers
KR20210065927A (ko) * 2018-09-25 2021-06-04 엑소 이미징, 인크. 선택적으로 변경 가능한 특성을 가지는 촬상 장치
WO2020139775A1 (en) 2018-12-27 2020-07-02 Exo Imaging, Inc. Methods to maintain image quality in ultrasound imaging at reduced cost, size, and power
JP2021005783A (ja) * 2019-06-26 2021-01-14 セイコーエプソン株式会社 振動片、電子機器、および移動体
CA3135281C (en) 2020-03-05 2022-03-01 Exo Imaging, Inc. Ultrasonic imaging device with programmable anatomy and flow imaging

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1203321B (de) * 1962-09-12 1965-10-21 Siemens Ag Elektromechanischer Wandler
DE1277463B (de) * 1963-05-21 1968-09-12 Siemens Ag Mechanischer Schwinger mit elektrostriktiver Anregung
US3408514A (en) * 1964-05-19 1968-10-29 Siemens Ag Electromechanical transducer of the electrostrictive type
DE1541656A1 (de) * 1966-08-26 1969-07-24 Telefunken Patent Elektromechanischer Biegewandler
US3543058A (en) * 1969-11-10 1970-11-24 Westinghouse Electric Corp Piezoelectric transducer
JPS4951891A (it) * 1972-09-19 1974-05-20

Also Published As

Publication number Publication date
FR2441982B1 (fr) 1986-05-09
DE2945243C2 (de) 1987-03-05
DE2945243A1 (de) 1980-05-14
IT7927162A0 (it) 1979-11-09
US4281298A (en) 1981-07-28
FR2441982A1 (fr) 1980-06-13

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