JPS59171295A - 超音波トランスジユ−サ - Google Patents

超音波トランスジユ−サ

Info

Publication number
JPS59171295A
JPS59171295A JP58044946A JP4494683A JPS59171295A JP S59171295 A JPS59171295 A JP S59171295A JP 58044946 A JP58044946 A JP 58044946A JP 4494683 A JP4494683 A JP 4494683A JP S59171295 A JPS59171295 A JP S59171295A
Authority
JP
Japan
Prior art keywords
sound wave
hollow spheres
matching layer
vibrator
grain size
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
JP58044946A
Other languages
English (en)
Japanese (ja)
Other versions
JPS643119B2 (enExample
Inventor
Masayuki Tone
利根　昌幸
Tsutomu Yano
屋野　勉
Takayoshi Saito
孝悦 斉藤
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP58044946A priority Critical patent/JPS59171295A/ja
Priority to US06/590,465 priority patent/US4523122A/en
Priority to DE8484301823T priority patent/DE3478357D1/de
Priority to EP84301823A priority patent/EP0119855B2/en
Publication of JPS59171295A publication Critical patent/JPS59171295A/ja
Publication of JPS643119B2 publication Critical patent/JPS643119B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/02—Mechanical acoustic impedances; Impedance matching, e.g. by horns; Acoustic resonators

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP58044946A 1983-03-17 1983-03-17 超音波トランスジユ−サ Granted JPS59171295A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58044946A JPS59171295A (ja) 1983-03-17 1983-03-17 超音波トランスジユ−サ
US06/590,465 US4523122A (en) 1983-03-17 1984-03-16 Piezoelectric ultrasonic transducers having acoustic impedance-matching layers
DE8484301823T DE3478357D1 (en) 1983-03-17 1984-03-16 Ultrasonic transducers having improved acoustic impedance matching layers
EP84301823A EP0119855B2 (en) 1983-03-17 1984-03-16 Ultrasonic transducers having improved acoustic impedance matching layers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58044946A JPS59171295A (ja) 1983-03-17 1983-03-17 超音波トランスジユ−サ

Publications (2)

Publication Number Publication Date
JPS59171295A true JPS59171295A (ja) 1984-09-27
JPS643119B2 JPS643119B2 (enExample) 1989-01-19

Family

ID=12705646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58044946A Granted JPS59171295A (ja) 1983-03-17 1983-03-17 超音波トランスジユ−サ

Country Status (1)

Country Link
JP (1) JPS59171295A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62120799A (ja) * 1985-11-21 1987-06-02 Tokyo Keiki Co Ltd 超音波トランスジユ−サ
JPS6324799A (ja) * 1986-07-16 1988-02-02 Murata Mfg Co Ltd 空中超音波トランスジユ−サ
EP1298642A3 (en) * 2001-09-27 2004-12-01 Aloka Co., Ltd. Ultrasonic probe containing an element for controlling the sonic speed
JP2009528784A (ja) * 2006-03-02 2009-08-06 ビジュアルソニックス インコーポレイテッド 超音波整合層および振動子
WO2016136365A1 (ja) * 2015-02-27 2016-09-01 株式会社日立製作所 超音波探触子及びそれを用いた超音波診断装置

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62120799A (ja) * 1985-11-21 1987-06-02 Tokyo Keiki Co Ltd 超音波トランスジユ−サ
JPS6324799A (ja) * 1986-07-16 1988-02-02 Murata Mfg Co Ltd 空中超音波トランスジユ−サ
EP1298642A3 (en) * 2001-09-27 2004-12-01 Aloka Co., Ltd. Ultrasonic probe containing an element for controlling the sonic speed
JP2009528784A (ja) * 2006-03-02 2009-08-06 ビジュアルソニックス インコーポレイテッド 超音波整合層および振動子
WO2016136365A1 (ja) * 2015-02-27 2016-09-01 株式会社日立製作所 超音波探触子及びそれを用いた超音波診断装置
JPWO2016136365A1 (ja) * 2015-02-27 2017-12-07 株式会社日立製作所 超音波探触子及びそれを用いた超音波診断装置

Also Published As

Publication number Publication date
JPS643119B2 (enExample) 1989-01-19

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