DE68917149D1 - Ultraschallwandler, bestehend aus mindestens einer reihe von ultraschallelementen. - Google Patents

Ultraschallwandler, bestehend aus mindestens einer reihe von ultraschallelementen.

Info

Publication number
DE68917149D1
DE68917149D1 DE68917149T DE68917149T DE68917149D1 DE 68917149 D1 DE68917149 D1 DE 68917149D1 DE 68917149 T DE68917149 T DE 68917149T DE 68917149 T DE68917149 T DE 68917149T DE 68917149 D1 DE68917149 D1 DE 68917149D1
Authority
DE
Germany
Prior art keywords
ultrasonic
range
converter
elements
ultrasonic elements
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
DE68917149T
Other languages
English (en)
Other versions
DE68917149T2 (de
Inventor
La Fonteijne Marcel De
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.)
Optische Industrie de Oude Delft NV
Original Assignee
Optische Industrie de Oude Delft NV
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 Optische Industrie de Oude Delft NV filed Critical Optische Industrie de Oude Delft NV
Publication of DE68917149D1 publication Critical patent/DE68917149D1/de
Application granted granted Critical
Publication of DE68917149T2 publication Critical patent/DE68917149T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DE68917149T 1988-07-13 1989-06-28 Ultraschallwandler, bestehend aus mindestens einer reihe von ultraschallelementen. Expired - Fee Related DE68917149T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8801776A NL8801776A (nl) 1988-07-13 1988-07-13 Ultrasone transducent omvattende tenminste een rij ultrasone elementen.
PCT/EP1989/000739 WO1990000792A1 (en) 1988-07-13 1989-06-28 Ultrasonic transducer comprising at least one row of ultrasonic elements

Publications (2)

Publication Number Publication Date
DE68917149D1 true DE68917149D1 (de) 1994-09-01
DE68917149T2 DE68917149T2 (de) 1995-02-02

Family

ID=19852618

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68917149T Expired - Fee Related DE68917149T2 (de) 1988-07-13 1989-06-28 Ultraschallwandler, bestehend aus mindestens einer reihe von ultraschallelementen.

Country Status (6)

Country Link
US (1) US5182485A (de)
EP (1) EP0440655B1 (de)
JP (1) JPH03506108A (de)
DE (1) DE68917149T2 (de)
NL (1) NL8801776A (de)
WO (1) WO1990000792A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5558092A (en) * 1995-06-06 1996-09-24 Imarx Pharmaceutical Corp. Methods and apparatus for performing diagnostic and therapeutic ultrasound simultaneously
US7302744B1 (en) 2005-02-18 2007-12-04 The United States Of America Represented By The Secretary Of The Navy Method of fabricating an acoustic transducer array
EP1736799B8 (de) * 2005-06-16 2013-05-29 Kabushiki Kaisha Toshiba Verfahren zur Optimierung von Ultraschallübertragung/-empfang, entsprechendes Programm und diagnostisches Ultraschallgerät
US8729779B2 (en) * 2009-04-09 2014-05-20 The Trustees Of The University Of Pennsylvania Wide bandwidth slanted-finger contour-mode piezoelectric devices
US9638798B2 (en) 2010-09-20 2017-05-02 B-K Medical Aps Imaging transducer array
EP3338113B1 (de) 2015-11-24 2021-08-25 Halliburton Energy Services, Inc. Ultraschallwandler mit unterdrücktem lateralem modus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH608103A5 (de) * 1975-12-01 1978-12-15 Hoffmann La Roche
AU529113B2 (en) * 1978-04-19 1983-05-26 Commonwealth Of Australia, The Ultrasonic transducer array
DE2829570C2 (de) * 1978-07-05 1979-12-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Ultraschallkopf
US4460841A (en) * 1982-02-16 1984-07-17 General Electric Company Ultrasonic transducer shading
US4425525A (en) * 1982-02-16 1984-01-10 General Electric Company Ultrasonic transducer array shading

Also Published As

Publication number Publication date
EP0440655B1 (de) 1994-07-27
WO1990000792A1 (en) 1990-01-25
JPH03506108A (ja) 1991-12-26
DE68917149T2 (de) 1995-02-02
US5182485A (en) 1993-01-26
EP0440655A1 (de) 1991-08-14
NL8801776A (nl) 1990-02-01

Similar Documents

Publication Publication Date Title
DE69006096T2 (de) Katheter mit einer Rückflusseinschränkung.
DE58904405D1 (de) 3-aryl-pyrrolidin-2,4-dione.
DE3789683D1 (de) Fungizide.
DE3583490D1 (de) Mikroverkapselte pyrethroide.
DE3774959D1 (de) Ultraschall-zerstaeuber.
DE3763124D1 (de) Leistungskonverter.
DE3763690D1 (de) Schnappverriegelungs-verbindung.
DE3775129D1 (de) Umsetzer.
ATE75221T1 (de) Insektizide trifluormethylalkanderivate.
DE68919704D1 (de) Strom-Spannungswandler.
DE3579859D1 (de) Schalldaemmendes, flaechiges bauelement.
NO160681C (no) Fjaerbelastet havesaks.
DE68910062T2 (de) Piezoelektrischer Wandler.
DE3763628D1 (de) Mehrfachstrahl-lasertron.
DE68917149T2 (de) Ultraschallwandler, bestehend aus mindestens einer reihe von ultraschallelementen.
NO854951L (no) Radar.
DE3583205D1 (de) Pestizide.
DE3777467D1 (de) Ultraschallzerstaeuber.
DE3750940T2 (de) Wandler.
DE3581484D1 (de) Chirurgisches verschlusselement.
DE3667266D1 (de) Grossflaechenstreuer, insbesondere duengerstreuer.
DE3877283D1 (de) Feldeffekt-halbleiteranordnung mit einer nebenelektrode.
DE3776214D1 (de) Energiekonverter.
ES2022362B3 (es) Elemento de jardin.
DE59009460D1 (de) CMOS-ECL-Wandler.

Legal Events

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