EP0227985A3 - Ultrasonic sensor - Google Patents

Ultrasonic sensor Download PDF

Info

Publication number
EP0227985A3
EP0227985A3 EP86117065A EP86117065A EP0227985A3 EP 0227985 A3 EP0227985 A3 EP 0227985A3 EP 86117065 A EP86117065 A EP 86117065A EP 86117065 A EP86117065 A EP 86117065A EP 0227985 A3 EP0227985 A3 EP 0227985A3
Authority
EP
European Patent Office
Prior art keywords
ultrasonic sensor
ultrasonic
sensor
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
EP86117065A
Other languages
German (de)
Other versions
EP0227985B1 (en
EP0227985A2 (en
Inventor
Bernd Dr. Granz
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of EP0227985A2 publication Critical patent/EP0227985A2/en
Publication of EP0227985A3 publication Critical patent/EP0227985A3/en
Application granted granted Critical
Publication of EP0227985B1 publication Critical patent/EP0227985B1/en
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
    • B06B1/0688—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 with foil-type piezoelectric elements, e.g. PVDF
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S310/00—Electrical generator or motor structure
    • Y10S310/80—Piezoelectric polymers, e.g. PVDF

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
EP86117065A 1985-12-20 1986-12-08 Ultrasonic sensor Expired - Lifetime EP0227985B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3545382 1985-12-20
DE3545382 1985-12-20

Publications (3)

Publication Number Publication Date
EP0227985A2 EP0227985A2 (en) 1987-07-08
EP0227985A3 true EP0227985A3 (en) 1987-10-21
EP0227985B1 EP0227985B1 (en) 1991-03-06

Family

ID=6289135

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86117065A Expired - Lifetime EP0227985B1 (en) 1985-12-20 1986-12-08 Ultrasonic sensor

Country Status (4)

Country Link
US (1) US4734611A (en)
EP (1) EP0227985B1 (en)
JP (1) JP2591737B2 (en)
DE (1) DE3677921D1 (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4813402A (en) * 1986-02-19 1989-03-21 Siemens Aktiengesellschaft Coupling member for a shock wave therapy device
DE3762459D1 (en) * 1986-07-30 1990-05-31 Siemens Ag SENSOR FOR ACOUSTIC SHOCK SHAFT IMPULSES.
EP0256438A1 (en) * 1986-08-18 1988-02-24 Siemens Aktiengesellschaft Sensor for recording shock wave impulses
DE8622104U1 (en) * 1986-08-18 1987-12-17 Siemens AG, 1000 Berlin und 8000 München Device for crushing concretions
US4924131A (en) * 1987-10-14 1990-05-08 Fujikura Ltd. Piezo-electric acceleration sensor
US4835435A (en) * 1988-01-19 1989-05-30 Hewlett-Packard Company Simple, sensitive, frequency-tuned drop detector
DE3808019A1 (en) * 1988-03-10 1989-09-21 Siemens Ag ULTRASONIC SENSOR
EP0381796B1 (en) * 1989-02-10 1995-08-09 Siemens Aktiengesellschaft Ultrasonic sensor
DE3931578A1 (en) * 1989-09-22 1991-04-04 Wolf Gmbh Richard PIEZOELECTRIC MEMBRANE HYDROPHONE
US5159228A (en) * 1990-08-24 1992-10-27 Siemens Aktiengesellschaft Pressure wave sensor
US5072426A (en) * 1991-02-08 1991-12-10 Sonic Technologies Self-monitoring shock wave hydrophone
US5381386A (en) * 1993-05-19 1995-01-10 Hewlett-Packard Company Membrane hydrophone
US5406951A (en) * 1993-10-15 1995-04-18 Ten Hoff; Harm Intra-luminal ultrasonic instrument
US5479377A (en) * 1994-12-19 1995-12-26 Lum; Paul Membrane-supported electronics for a hydrophone
US6012779A (en) 1997-02-04 2000-01-11 Lunar Corporation Thin film acoustic array
US20050245824A1 (en) * 2004-04-20 2005-11-03 Acoustic Marketing Research, A Colorado Corporation, D/B/A Sonora Medical Systems, Inc. High-intensity focused-ultrasound hydrophone
DE102005044677A1 (en) * 2005-09-19 2007-03-29 Abb Patent Gmbh Electromagnetic flowmeter with a ground washer
DE102006004874A1 (en) * 2006-02-03 2007-08-09 Robert Bosch Gmbh Sensor device for vehicles
US7859171B2 (en) * 2006-10-10 2010-12-28 Micallef Joseph A Piezoelectric ultracapacitor
US7755257B2 (en) * 2007-09-03 2010-07-13 Micallef Joseph A Piezoelectric ultracapacitor
WO2010131540A1 (en) * 2009-05-11 2010-11-18 日本電気株式会社 Piezoelectric actuator and audio components
JP6263902B2 (en) * 2013-08-21 2018-01-24 株式会社村田製作所 Ultrasonic generator
US9389139B2 (en) * 2014-07-15 2016-07-12 The United States Of America As Represented By The Secretary Of The Army Method for studying the evolution of damage in cylinders subjected to internal radial explosion

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE510981A (en) * 1951-04-27
JPS4936154B1 (en) * 1969-09-09 1974-09-27
US3912830A (en) * 1971-10-13 1975-10-14 Kureha Chemical Ind Co Ltd Method of producing a piezoelectric or pyroelectric element
JPS5147878A (en) * 1974-10-22 1976-04-23 Tadashi Abe FUTONITSUKE TAMISHINME
US4048526A (en) * 1975-08-08 1977-09-13 Minnesota Mining And Manufacturing Company Kinetic sensor employing polymeric piezoelectric material
US4079437A (en) * 1976-04-30 1978-03-14 Minnesota Mining And Manufacturing Machine and method for poling films of pyroelectric and piezoelectric material
AT375466B (en) * 1977-07-27 1984-08-10 List Hans MEASURING VALUE WITH A PIEZOELECTRIC MEASURING ELEMENT
JPS572196A (en) * 1980-06-04 1982-01-07 Pioneer Electronic Corp Pickup cartridge of movable coil type
US4433400A (en) * 1980-11-24 1984-02-21 The United States Of America As Represented By The Department Of Health And Human Services Acoustically transparent hydrophone probe
JPS58102581A (en) * 1981-12-14 1983-06-18 Japan Synthetic Rubber Co Ltd Manufacture of improved macromolecular piezoelectric material
US4653036A (en) * 1984-10-23 1987-03-24 The United States Of America As Represented By The Department Of Health And Human Services Transducer hydrophone with filled reservoir

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
JOURNAL OF THE ACOUSTICS SOCIETY OF AMERICA; Band 69, Nr. 3, März 1981, Seiten 853-859; New York, (US) A.S. DeREGGI et al.: "Piezoelectricpolymer probe for ultrasonic applications." *
ULTRASONICS, Mai 1980, Seiten 123-126; IPC Business Press, Guilford, (GB) K.C. SCHOTTON et al.: "A pvdf membrane hydrophone for operation in the range 0.5 MHz to 15 MHz." *
ULTRASONICS, September 1981, Seiten 213-216, IPC Business Press, Guilford; (GB) P.A. LEWIN: "Miniature piezoelectricpolymer ultrasonic hydrophone probes." *

Also Published As

Publication number Publication date
US4734611A (en) 1988-03-29
EP0227985B1 (en) 1991-03-06
JP2591737B2 (en) 1997-03-19
EP0227985A2 (en) 1987-07-08
JPS62154900A (en) 1987-07-09
DE3677921D1 (en) 1991-04-11

Similar Documents

Publication Publication Date Title
GB8625084D0 (en) Sensor
GB8629622D0 (en) Sensor
GB8619819D0 (en) Transducers
GB2183344B (en) Sensor
EP0379229A3 (en) Ultrasonic probe
EP0228178A3 (en) Displacement sensor
GB2183040B (en) Transducer
EP0227985A3 (en) Ultrasonic sensor
EP0193048A3 (en) Ultrasonic transducer
GB8624339D0 (en) Transducers
GB2184839B (en) Ultrasonic probe
EP0190948A3 (en) Ultrasonic probe
GB8605595D0 (en) Transducer
GB8528587D0 (en) Transducer interfaces
GB8514858D0 (en) Sensor devices
GB8613053D0 (en) Flow sensor
GB8623168D0 (en) Ultrasonic vibrator
EP0201989A3 (en) Ultrasonic range finding
GB2179146B (en) Yptical sensor
GB8610078D0 (en) Sensor
EP0213267A3 (en) Position sensor
GB8630354D0 (en) Sensor device
GB8515511D0 (en) Sensor
GB8528079D0 (en) Sensors
GB2187294B (en) Sensor unit

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT NL

17P Request for examination filed

Effective date: 19871125

17Q First examination report despatched

Effective date: 19900125

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB IT NL

REF Corresponds to:

Ref document number: 3677921

Country of ref document: DE

Date of ref document: 19910411

ET Fr: translation filed
ITF It: translation for a ep patent filed
GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19931122

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 19931231

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19941208

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19950701

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19941208

NLV4 Nl: lapsed or anulled due to non-payment of the annual fee

Effective date: 19950701

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20001222

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20010219

Year of fee payment: 15

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20020702

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20020830

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20051208