DE3382209D1 - Ultraschall-diagnosegeraet mit einem elektro-akustischen wandler. - Google Patents

Ultraschall-diagnosegeraet mit einem elektro-akustischen wandler.

Info

Publication number
DE3382209D1
DE3382209D1 DE8383308028T DE3382209T DE3382209D1 DE 3382209 D1 DE3382209 D1 DE 3382209D1 DE 8383308028 T DE8383308028 T DE 8383308028T DE 3382209 T DE3382209 T DE 3382209T DE 3382209 D1 DE3382209 D1 DE 3382209D1
Authority
DE
Germany
Prior art keywords
electro
diagnostic device
ultrasonic diagnostic
acoustic converter
acoustic
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 - Fee Related
Application number
DE8383308028T
Other languages
English (en)
Inventor
Hirohide C O Fujitsu Limi Miwa
Hajime C O Fujitsu Lim Hayashi
Takaki C O Fujitsu Lim Shimura
Atsuo C O Fujitsu Limited Iida
Fumihiro C O Fujitsu Li Namiki
Kenji C O Fujitsu Limit Kawabe
Narutaka C O Fujitsu Lim Nakao
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.)
Fujitsu Ltd
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 JP57234070A external-priority patent/JPS59125549A/ja
Priority claimed from JP58019182A external-priority patent/JPS59145960A/ja
Priority claimed from JP3990883A external-priority patent/JPS59166139A/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Application granted granted Critical
Publication of DE3382209D1 publication Critical patent/DE3382209D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DE8383308028T 1982-12-30 1983-12-29 Ultraschall-diagnosegeraet mit einem elektro-akustischen wandler. Expired - Fee Related DE3382209D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP57234070A JPS59125549A (ja) 1982-12-30 1982-12-30 超音波診断装置
JP58019182A JPS59145960A (ja) 1983-02-08 1983-02-08 超音波探触子
JP3990883A JPS59166139A (ja) 1983-03-10 1983-03-10 超音波トランスデュ−サ

Publications (1)

Publication Number Publication Date
DE3382209D1 true DE3382209D1 (de) 1991-04-18

Family

ID=27282526

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8383308028T Expired - Fee Related DE3382209D1 (de) 1982-12-30 1983-12-29 Ultraschall-diagnosegeraet mit einem elektro-akustischen wandler.
DE89123763T Expired - Fee Related DE3382720T2 (de) 1982-12-30 1983-12-29 Elektroakustischer Wandler und eine Sonde oder ein diagnostisches Ultraschallgerät mit einem solchen Wandler.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE89123763T Expired - Fee Related DE3382720T2 (de) 1982-12-30 1983-12-29 Elektroakustischer Wandler und eine Sonde oder ein diagnostisches Ultraschallgerät mit einem solchen Wandler.

Country Status (3)

Country Link
US (1) US4552021A (de)
EP (2) EP0113594B1 (de)
DE (2) DE3382209D1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8717504U1 (de) * 1987-10-19 1989-01-05 Siemens AG, 1000 Berlin und 8000 München Stoßwellenquelle mit zentralem Ultraschall-Ortungssystem
US4862748A (en) * 1988-07-20 1989-09-05 The Boeing Company Multiple ultrasonic transducer with remote selector
DE69421011T2 (de) * 1993-07-15 2000-06-08 General Electric Co., Schenectady Breitband Ultraschallwandler und ihr Fabrikationsverfahren
JP3347654B2 (ja) * 1997-10-29 2002-11-20 キヤノン株式会社 駆動装置
JP3835595B2 (ja) * 2001-06-29 2006-10-18 富士ゼロックス株式会社 無線通信装置
JP3722827B2 (ja) * 2003-04-28 2005-11-30 松下電器産業株式会社 超音波センサ
DE102004043180B3 (de) * 2004-09-01 2006-05-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur zerstörungsfreien Prüfung von Bauteilen mittels Ultraschallwellen
KR100875208B1 (ko) * 2005-12-09 2008-12-19 주식회사 메디슨 고강도 초점 초음파 시스템
EP2051070A1 (de) * 2007-10-18 2009-04-22 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur zerstörungsfreien Materialprüfung eines Prüfgegenstandes mit Ultraschallwellen
KR101477544B1 (ko) * 2012-01-02 2014-12-31 삼성전자주식회사 초음파 트랜스듀서, 초음파 프로브, 및 초음파 진단장치
CN102590339A (zh) * 2012-02-28 2012-07-18 上海斌瑞检测技术服务有限公司 一种无间隙多探头阵列扫描超声波探伤设备
US9116098B2 (en) 2013-02-12 2015-08-25 General Electric Company Ultrasonic detection method and system
US9482645B2 (en) 2013-05-17 2016-11-01 General Electric Company Ultrasonic detection method and ultrasonic analysis method
SE540928C2 (en) * 2017-06-20 2018-12-27 Acosense Ab A holding arrangement for an acoustic transmitter in an acoustic spectroscopy system
WO2020113535A1 (zh) * 2018-12-06 2020-06-11 深圳先进技术研究院 超声换能器
CN113624849B (zh) * 2021-08-11 2024-04-26 广州多浦乐电子科技股份有限公司 可优化固有波的延时块及超声探头

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB766983A (en) * 1951-07-17 1957-01-30 Nat Res Dev Improvements in devices for use in testing materials
FR1071199A (fr) * 1952-11-07 1954-08-26 Realisations Ultrasoniques Sa Palpeur stratifié pour l'exploration et le traitement de matières par les ultrasons
GB1121523A (en) * 1965-07-23 1968-07-31 Le Vnii Elektromekhaniki Electroacoustic transducer
US3821834A (en) * 1972-07-18 1974-07-02 Automation Ind Inc Method of making an ultrasonic search unit
US3937068A (en) * 1974-02-25 1976-02-10 Joy Ivan L Transducer arrangement for ultrasonic rail tester coupling carriages
US4153894A (en) * 1977-08-09 1979-05-08 The United States Of America As Represented By The Secretary Of The Department Of Health, Education And Welfare Random phase diffuser for reflective imaging
GB2009563A (en) * 1977-11-24 1979-06-13 Emi Ltd Ultrasonic probes
GB2011219A (en) * 1977-12-21 1979-07-04 Emi Ltd Ultrasonic probes
US4197921A (en) * 1978-04-06 1980-04-15 Rca Corporation Anti-reflective acoustic wavefront refraction element
US4195530A (en) * 1978-08-14 1980-04-01 Republic Steel Corporation Ultrasonic inspection
JPS5920234B2 (ja) * 1979-09-27 1984-05-11 沖電気工業株式会社 超音波送受波器
JPS5698092A (en) * 1979-12-31 1981-08-07 Fuji Electric Co Ltd Ultrasonic wave probe
JPS5920233B2 (ja) * 1980-05-26 1984-05-11 アロカ株式会社 超音波探触子
US4300217A (en) * 1980-07-30 1981-11-10 Honeywell Inc. Acoustic transducer housing
JPS5733898A (en) * 1980-08-07 1982-02-24 Kureha Chem Ind Co Ltd Electroacoustic converting element and its manufacture

Also Published As

Publication number Publication date
EP0366161B1 (de) 1993-11-03
EP0113594B1 (de) 1991-03-13
EP0366161A3 (en) 1990-07-11
EP0113594A3 (en) 1985-09-18
US4552021A (en) 1985-11-12
DE3382720D1 (de) 1993-12-09
DE3382720T2 (de) 1994-03-31
EP0113594A2 (de) 1984-07-18
EP0366161A2 (de) 1990-05-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee