DE69424067D1 - Ultraschallwandlerarray und Herstellungsverfahren - Google Patents

Ultraschallwandlerarray und Herstellungsverfahren

Info

Publication number
DE69424067D1
DE69424067D1 DE1994624067 DE69424067A DE69424067D1 DE 69424067 D1 DE69424067 D1 DE 69424067D1 DE 1994624067 DE1994624067 DE 1994624067 DE 69424067 A DE69424067 A DE 69424067A DE 69424067 D1 DE69424067 D1 DE 69424067D1
Authority
DE
Grant status
Grant
Patent type
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
DE1994624067
Other languages
English (en)
Other versions
DE69424067T2 (de )
Inventor
P Michael Finsterwald
Stephen Joseph Douglas
Ricky Gail Just
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.)
Parallel Design Inc
Original Assignee
Parallel Design Inc
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
Grant date

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00Methods 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
    • G10K11/18Methods or devices for transmitting, conducting, or directing sound
    • G10K11/26Sound-focusing or directing, e.g. scanning
    • G10K11/32Sound-focusing or directing, e.g. scanning characterised by the shape of the source
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction
    • B06B1/0607Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements
    • B06B1/0622Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements on one surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction
    • B06B1/0607Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements
    • B06B1/0622Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements on one surface
    • B06B1/0633Cylindrical array
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction
    • B06B1/0688Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction with foil-type piezo-electric elements, e.g. PVDF
    • B06B1/0692Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction with foil-type piezo-electric elements, e.g. PVDF with a continuous electrode on one side and a plurality of electrodes on the other side
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/20Application to multi-element transducer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50Application to a particular transducer type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B06GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06BMETHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50Application to a particular transducer type
    • B06B2201/55Piezoelectric transducer
    • B06B2201/56Foil type, e.g. PVDF
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/42Piezoelectric device making
DE1994624067 1993-01-29 1994-01-21 Ultraschallwandlerarray und Herstellungsverfahren Expired - Fee Related DE69424067D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US08010827 US5423220A (en) 1993-01-29 1993-01-29 Ultrasonic transducer array and manufacturing method thereof

Publications (1)

Publication Number Publication Date
DE69424067D1 true DE69424067D1 (de) 2000-05-25

Family

ID=21747636

Family Applications (4)

Application Number Title Priority Date Filing Date
DE1994610078 Expired - Lifetime DE69410078T2 (de) 1993-01-29 1994-01-21 Herstellungsverfahren für eine mechanisch fokussierende matrix von ultraschallwandlern
DE1994624067 Expired - Fee Related DE69424067D1 (de) 1993-01-29 1994-01-21 Ultraschallwandlerarray und Herstellungsverfahren
DE1994624067 Expired - Lifetime DE69424067T2 (de) 1993-01-29 1994-01-21 Ultraschallwandlerarray und Herstellungsverfahren
DE1994610078 Expired - Fee Related DE69410078D1 (de) 1993-01-29 1994-01-21 Herstellungsverfahren für eine mechanisch fokussierende matrix von ultraschallwandlern

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1994610078 Expired - Lifetime DE69410078T2 (de) 1993-01-29 1994-01-21 Herstellungsverfahren für eine mechanisch fokussierende matrix von ultraschallwandlern

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE1994624067 Expired - Lifetime DE69424067T2 (de) 1993-01-29 1994-01-21 Ultraschallwandlerarray und Herstellungsverfahren
DE1994610078 Expired - Fee Related DE69410078D1 (de) 1993-01-29 1994-01-21 Herstellungsverfahren für eine mechanisch fokussierende matrix von ultraschallwandlern

Country Status (7)

Country Link
US (4) US5423220A (de)
EP (2) EP0681513B1 (de)
JP (2) JP3210671B2 (de)
CN (1) CN1046058C (de)
DE (4) DE69410078T2 (de)
DK (1) DK0739656T3 (de)
WO (1) WO1994016826A1 (de)

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DE69410078D1 (de) 1998-06-10 grant
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JP2002084597A (ja) 2002-03-22 application
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US6014898A (en) 2000-01-18 grant
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CN1117275A (zh) 1996-02-21 application
DE69424067T2 (de) 2000-09-07 grant
EP0739656A2 (de) 1996-10-30 application
US5423220A (en) 1995-06-13 grant
WO1994016826A1 (en) 1994-08-04 application
JP3210671B2 (ja) 2001-09-17 grant
JPH08506227A (ja) 1996-07-02 application
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US6038752A (en) 2000-03-21 grant
US5637800A (en) 1997-06-10 grant

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