JPS6312438B2 - - Google Patents

Info

Publication number
JPS6312438B2
JPS6312438B2 JP56136077A JP13607781A JPS6312438B2 JP S6312438 B2 JPS6312438 B2 JP S6312438B2 JP 56136077 A JP56136077 A JP 56136077A JP 13607781 A JP13607781 A JP 13607781A JP S6312438 B2 JPS6312438 B2 JP S6312438B2
Authority
JP
Japan
Prior art keywords
housing
piezoelectric material
transducer
piezoelectric materials
acoustic impedance
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.)
Expired
Application number
JP56136077A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5839200A (ja
Inventor
Yoshitada Tominaga
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.)
NEC Corp
Original Assignee
Nippon Electric Co 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
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP13607781A priority Critical patent/JPS5839200A/ja
Publication of JPS5839200A publication Critical patent/JPS5839200A/ja
Publication of JPS6312438B2 publication Critical patent/JPS6312438B2/ja
Granted legal-status Critical Current

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
    • B06B1/0607—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 multiple elements
    • B06B1/0622—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 multiple elements on one surface
    • B06B1/0633—Cylindrical array

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
JP13607781A 1981-09-01 1981-09-01 送受波器 Granted JPS5839200A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13607781A JPS5839200A (ja) 1981-09-01 1981-09-01 送受波器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13607781A JPS5839200A (ja) 1981-09-01 1981-09-01 送受波器

Publications (2)

Publication Number Publication Date
JPS5839200A JPS5839200A (ja) 1983-03-07
JPS6312438B2 true JPS6312438B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-03-18

Family

ID=15166691

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13607781A Granted JPS5839200A (ja) 1981-09-01 1981-09-01 送受波器

Country Status (1)

Country Link
JP (1) JPS5839200A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5355417A (en) * 1992-10-21 1994-10-11 The Center For Innovative Technology Active control of aircraft engine inlet noise using compact sound sources and distributed error sensors
JPH07284197A (ja) * 1994-04-08 1995-10-27 Nec Corp ダイポール放射型低周波水中送波器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS492524A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-04-20 1974-01-10
JPS55140399A (en) * 1979-04-20 1980-11-01 Hitachi Ltd Cylindrical piezoelectric porcelain vibrator

Also Published As

Publication number Publication date
JPS5839200A (ja) 1983-03-07

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