EP0373603A3 - Sonde ultrasonore - Google Patents

Sonde ultrasonore Download PDF

Info

Publication number
EP0373603A3
EP0373603A3 EP19890122956 EP89122956A EP0373603A3 EP 0373603 A3 EP0373603 A3 EP 0373603A3 EP 19890122956 EP19890122956 EP 19890122956 EP 89122956 A EP89122956 A EP 89122956A EP 0373603 A3 EP0373603 A3 EP 0373603A3
Authority
EP
European Patent Office
Prior art keywords
elements
ultrasonic probe
curvature
radii
place
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
EP19890122956
Other languages
German (de)
English (en)
Other versions
EP0373603B1 (fr
EP0373603A2 (fr
Inventor
Hideyuki Tanaka
Koetsu Saito
Ikuo Sakai
Masami Kawabuchi
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
Publication of EP0373603A2 publication Critical patent/EP0373603A2/fr
Publication of EP0373603A3 publication Critical patent/EP0373603A3/fr
Application granted granted Critical
Publication of EP0373603B1 publication Critical patent/EP0373603B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/32—Sound-focusing or directing, e.g. scanning characterised by the shape of the source

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
EP19890122956 1988-12-14 1989-12-12 Sonde ultrasonore Expired - Lifetime EP0373603B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP315422/88 1988-12-14
JP63315422A JPH02159266A (ja) 1988-12-14 1988-12-14 超音波探触子

Publications (3)

Publication Number Publication Date
EP0373603A2 EP0373603A2 (fr) 1990-06-20
EP0373603A3 true EP0373603A3 (fr) 1991-11-13
EP0373603B1 EP0373603B1 (fr) 1995-03-08

Family

ID=18065191

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890122956 Expired - Lifetime EP0373603B1 (fr) 1988-12-14 1989-12-12 Sonde ultrasonore

Country Status (3)

Country Link
EP (1) EP0373603B1 (fr)
JP (1) JPH02159266A (fr)
DE (1) DE68921571T2 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0731164B2 (ja) * 1989-08-30 1995-04-10 日本碍子株式会社 ボールの超音波探傷検査方法
JPH0767452B2 (ja) * 1992-01-30 1995-07-26 アロカ株式会社 超音波診断装置
GB2315018A (en) * 1996-02-17 1998-01-21 Russell Duncan A wash-basin insert
US6120454A (en) * 1998-02-03 2000-09-19 Boston Scientific Corporation Annular array ultrasound catheter
WO2002054379A2 (fr) * 2001-01-05 2002-07-11 Angelsen Bjoern A J Reseau annulaire
KR20080093281A (ko) * 2007-04-16 2008-10-21 주식회사 메디슨 초음파 진단용 프로브
JP5494959B2 (ja) * 2010-05-31 2014-05-21 株式会社日立製作所 超音波探傷センサおよび超音波探傷方法
DE102012204638A1 (de) * 2012-03-22 2013-09-26 Robert Bosch Gmbh Ultraschallsensor und Verfahren zur Messung eines Objektabstands
CN105139847B (zh) * 2015-08-14 2018-10-02 东南大学 一种增强的声学聚焦装置
US11607194B2 (en) * 2018-03-27 2023-03-21 Koninklijke Philips N.V. Ultrasound imaging system with depth-dependent transmit focus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4276779A (en) * 1979-03-29 1981-07-07 Raytheon Company Dynamically focussed array
FR2324004B1 (fr) * 1975-09-15 1982-01-08 Commw Of Australia
EP0102179A1 (fr) * 1982-07-21 1984-03-07 Technicare Corporation Transducteurs ultrasonores à distance focale variable pour tomographie
US4760304A (en) * 1986-11-24 1988-07-26 General Electric Company Dark field coaxial ultrasonic transducer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2324004B1 (fr) * 1975-09-15 1982-01-08 Commw Of Australia
US4276779A (en) * 1979-03-29 1981-07-07 Raytheon Company Dynamically focussed array
EP0102179A1 (fr) * 1982-07-21 1984-03-07 Technicare Corporation Transducteurs ultrasonores à distance focale variable pour tomographie
US4760304A (en) * 1986-11-24 1988-07-26 General Electric Company Dark field coaxial ultrasonic transducer

Also Published As

Publication number Publication date
EP0373603B1 (fr) 1995-03-08
DE68921571D1 (de) 1995-04-13
DE68921571T2 (de) 1995-08-03
EP0373603A2 (fr) 1990-06-20
JPH02159266A (ja) 1990-06-19

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