EP1181988A3 - Piezoelektrischer Ultraschallwandler - Google Patents

Piezoelektrischer Ultraschallwandler Download PDF

Info

Publication number
EP1181988A3
EP1181988A3 EP01119332A EP01119332A EP1181988A3 EP 1181988 A3 EP1181988 A3 EP 1181988A3 EP 01119332 A EP01119332 A EP 01119332A EP 01119332 A EP01119332 A EP 01119332A EP 1181988 A3 EP1181988 A3 EP 1181988A3
Authority
EP
European Patent Office
Prior art keywords
clamp
ultrasound transducer
piezoelectric ultrasound
piezoelectric
sections
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
EP01119332A
Other languages
English (en)
French (fr)
Other versions
EP1181988B1 (de
EP1181988A2 (de
Inventor
Volker Dr. Herrmann
Günther Pfeifer
Michael Kochan
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.)
Sick AG
Original Assignee
Sick 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 Sick AG filed Critical Sick AG
Publication of EP1181988A2 publication Critical patent/EP1181988A2/de
Publication of EP1181988A3 publication Critical patent/EP1181988A3/de
Application granted granted Critical
Publication of EP1181988B1 publication Critical patent/EP1181988B1/de
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
    • B06B1/0611—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 in a pile
    • B06B1/0618—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 in a pile of piezo- and non-piezoelectric elements, e.g. 'Tonpilz'

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Surgical Instruments (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)

Abstract

Die Erfindung betrifft einen Ultraschallwandler, insbesondere vom Längsschwinger-Typ, mit zumindest einem zwischen zwei Spannabschnitten angeordneten piezoelektrischen Element und wenigstens einem Spannorgan, mit dem das piezoelektrische Element über die Spannabschnitte vorgespannt ist, wobei als Spannorgan eine ringförmige Spannfeder vorgesehen ist, in deren Wandung wenigstens eine Umfangsaussparung ausgebildet ist.
EP01119332A 2000-08-17 2001-08-10 Piezoelektrischer Ultraschallwandler Expired - Lifetime EP1181988B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10040344 2000-08-17
DE10040344A DE10040344A1 (de) 2000-08-17 2000-08-17 Ultraschallwandler

Publications (3)

Publication Number Publication Date
EP1181988A2 EP1181988A2 (de) 2002-02-27
EP1181988A3 true EP1181988A3 (de) 2004-10-20
EP1181988B1 EP1181988B1 (de) 2007-03-28

Family

ID=7652836

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01119332A Expired - Lifetime EP1181988B1 (de) 2000-08-17 2001-08-10 Piezoelektrischer Ultraschallwandler

Country Status (5)

Country Link
US (1) US6570295B2 (de)
EP (1) EP1181988B1 (de)
AT (1) ATE357980T1 (de)
DE (2) DE10040344A1 (de)
ES (1) ES2280287T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10229925A1 (de) * 2002-07-04 2004-01-15 Sick Engineering Gmbh Vorrichtung zum Messen der Strömungsgeschwindigkeit und/oder des Durchflusses eines Fluids
DE10341422A1 (de) * 2003-09-09 2005-03-31 Sick Engineering Gmbh Ultraschallwandleranordnung
US8087297B2 (en) * 2004-03-04 2012-01-03 Ludwiczak Damian R Vibrating debris remover
WO2006127870A2 (en) * 2005-05-25 2006-11-30 Nsk Corporation Monitoring device and method
US8179024B2 (en) * 2007-06-01 2012-05-15 Axsensor Ab Piezoelectric transducer device
DE102008031679A1 (de) * 2008-07-04 2010-01-07 Krones Ag Prüfvorrichtung für Behältnisse
AT509922B1 (de) 2011-06-24 2013-10-15 Avl List Gmbh Kapazitiver ultraschallwandler
DE102022107092B4 (de) 2022-03-25 2023-12-07 Krohne Ag Ultraschallwandler

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2411401A (en) * 1942-07-28 1946-11-19 Westinghouse Electric Corp Accelerometer
US3351787A (en) * 1965-01-11 1967-11-07 Kistler Instr Corp Accelerometer
US3393331A (en) * 1966-02-28 1968-07-16 Continental Oil Co High-temperature probe
US3860901A (en) * 1973-06-01 1975-01-14 Raytheon Co Wide band transducer
US5319278A (en) * 1992-06-05 1994-06-07 Nec Corporation Longitudinal-torsional resonance ultrasonic motor with improved support structure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2352311A (en) * 1941-02-07 1944-06-27 Edison Inc Thomas A Oscillation translating device
CA933276A (en) * 1971-02-05 1973-09-04 J. Last Anthony Ultrasonic motor
GB1430227A (en) * 1973-03-07 1976-03-31 Taga Electric Co Ltd Transducers
US4193009A (en) * 1976-01-26 1980-03-11 Durley Benton A Iii Ultrasonic piezoelectric transducer using a rubber mounting
US4757227A (en) * 1986-03-24 1988-07-12 Intersonics Incorporated Transducer for producing sound of very high intensity
JP2538033B2 (ja) * 1989-02-28 1996-09-25 松下電器産業株式会社 平面型超音波アクチュエ―タ
JP3138973B2 (ja) * 1992-12-24 2001-02-26 株式会社新川 ボンデイング装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2411401A (en) * 1942-07-28 1946-11-19 Westinghouse Electric Corp Accelerometer
US3351787A (en) * 1965-01-11 1967-11-07 Kistler Instr Corp Accelerometer
US3393331A (en) * 1966-02-28 1968-07-16 Continental Oil Co High-temperature probe
US3860901A (en) * 1973-06-01 1975-01-14 Raytheon Co Wide band transducer
US5319278A (en) * 1992-06-05 1994-06-07 Nec Corporation Longitudinal-torsional resonance ultrasonic motor with improved support structure

Also Published As

Publication number Publication date
ATE357980T1 (de) 2007-04-15
US6570295B2 (en) 2003-05-27
DE50112259D1 (de) 2007-05-10
EP1181988B1 (de) 2007-03-28
ES2280287T3 (es) 2007-09-16
EP1181988A2 (de) 2002-02-27
US20020041130A1 (en) 2002-04-11
DE10040344A1 (de) 2002-02-28

Similar Documents

Publication Publication Date Title
WO2004010592A3 (en) Handheld device having ultrasonic transducer for axial transmission of acoustic signals
DE69015984D1 (de) Piezoelektrischer Druckwandler.
WO2003007649A3 (en) Ultrasonic transducers
AU645310B2 (en) Piezo-electric transducer arrangement
DE50212375D1 (de) Schwingungswandler mit piezoelektrischem Element
AU2001269528A1 (en) Piezoelectric device and acousto-electric transducer and method for manufacturing the same
WO2003061853A3 (en) Cylindrical ultrasound transceivers
DE60213610D1 (de) Siegelbacke
WO2006107570A3 (en) Collapsible electro-acoustic transducer system
IT1303880B1 (it) Procedimento e dispositivo per il riconoscimento di funzioni erroneedi una frizione azionabile per mezzo di un azionamento,in particolare
EP1181988A3 (de) Piezoelektrischer Ultraschallwandler
WO2004037043A3 (en) Adjustable height bed
ATE289058T1 (de) Ultraschallwandleranordnung mit ultraschallfilter
DE50013600D1 (de) Operationswerkzeug
DE50206036D1 (de) Wickelhülse
DE50204498D1 (de) Piezoelektrischer Aktor
AU1308601A (en) Acoustic matching material, method of manufacture thereof, and ultrasonic transmitter using acoustic matching material
AU2001235352A1 (en) Holding device for an ultrasonic transducer
ES2145849T3 (es) Transductor sonico para un sistema de alarma contra robo.
WO2003032505A3 (en) Electroacoustic transducer having a moving coil and having movable holding elements for the connecting leads of the moving coil
USD498562S1 (en) Hand pressure abatement apparatus usable by an operator of a power tool
EP1162362A3 (de) Ansaugsystem für Brennkraftmaschinen
SE9001916D0 (sv) Fakoemulgeringsomvandlare
WO2003010879A3 (en) Driving device for ultrasonic motor
DE59814235D1 (de) Haltevorrichtung zur Halterung eines Mikrofons an einem Körper

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): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

17P Request for examination filed

Effective date: 20041215

AKX Designation fees paid

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: SICK AG

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

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

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070328

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REF Corresponds to:

Ref document number: 50112259

Country of ref document: DE

Date of ref document: 20070510

Kind code of ref document: P

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20070516

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

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070628

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

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070828

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2280287

Country of ref document: ES

Kind code of ref document: T3

ET Fr: translation filed
REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

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

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070328

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070328

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

BERE Be: lapsed

Owner name: SICK A.G.

Effective date: 20070831

26N No opposition filed

Effective date: 20080102

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

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

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070629

Ref country code: CH

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

Effective date: 20070831

Ref country code: LI

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

Effective date: 20070831

Ref country code: MC

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

Effective date: 20070831

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

Ref country code: BE

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

Effective date: 20070831

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

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070328

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

Ref country code: LU

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

Effective date: 20070810

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

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20070328

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

Ref country code: AT

Payment date: 20130821

Year of fee payment: 13

Ref country code: ES

Payment date: 20130828

Year of fee payment: 13

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 357980

Country of ref document: AT

Kind code of ref document: T

Effective date: 20140810

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

Ref country code: AT

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

Effective date: 20140810

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 15

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20150928

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

Ref country code: NL

Payment date: 20150824

Year of fee payment: 15

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

Ref country code: ES

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

Effective date: 20140811

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

Ref country code: GB

Payment date: 20150824

Year of fee payment: 15

Ref country code: DE

Payment date: 20150820

Year of fee payment: 15

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

Ref country code: FR

Payment date: 20150824

Year of fee payment: 15

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

Ref country code: IT

Payment date: 20150827

Year of fee payment: 15

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 50112259

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: MM

Effective date: 20160901

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

Effective date: 20160810

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20170428

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

Ref country code: NL

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

Effective date: 20160901

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

Ref country code: GB

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

Effective date: 20160810

Ref country code: DE

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

Effective date: 20170301

Ref country code: FR

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

Effective date: 20160831

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

Effective date: 20160810