EP1283516A3 - Ultraschallwandler mit einer zur Schwingung anregbaren Membran und mit einem auf der Membranfläche angeordneten Piezoschwinger - Google Patents

Ultraschallwandler mit einer zur Schwingung anregbaren Membran und mit einem auf der Membranfläche angeordneten Piezoschwinger Download PDF

Info

Publication number
EP1283516A3
EP1283516A3 EP02013779A EP02013779A EP1283516A3 EP 1283516 A3 EP1283516 A3 EP 1283516A3 EP 02013779 A EP02013779 A EP 02013779A EP 02013779 A EP02013779 A EP 02013779A EP 1283516 A3 EP1283516 A3 EP 1283516A3
Authority
EP
European Patent Office
Prior art keywords
membrane
ultrasonic transducer
piezo
drivable
vibrator arranged
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
EP02013779A
Other languages
English (en)
French (fr)
Other versions
EP1283516B1 (de
EP1283516A2 (de
Inventor
Heinrich Dr. Gotzig
Dietmar Grüdl
Oliver Kukawka
Thomas Jung
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.)
Valeo Schalter und Sensoren GmbH
Original Assignee
Valeo Schalter und Sensoren GmbH
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 Valeo Schalter und Sensoren GmbH filed Critical Valeo Schalter und Sensoren GmbH
Publication of EP1283516A2 publication Critical patent/EP1283516A2/de
Publication of EP1283516A3 publication Critical patent/EP1283516A3/de
Application granted granted Critical
Publication of EP1283516B1 publication Critical patent/EP1283516B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
    • G10K9/125—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means with a plurality of active elements
    • 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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)

Abstract

Die Erfindung betrifft einen Ultraschallwandler mit einer zur Schwingung anregbaren Membran, die eine dünn ausgebildete und längliche Membranfläche umfasst, und mit wenigstens einem auf der Membranfläche angeordneten Piezoschwinger.
Die Erfindung kennzeichnet sich dadurch, dass die Membranfläche an ihren Längsseiten jeweils wenigstens eine Einschnürung aufweist.
EP02013779.0A 2001-08-08 2002-06-21 Ultraschallwandler mit einer zur Schwingung anregbaren Membran und mit einem auf der Membranfläche angeordneten Piezoschwinger Expired - Lifetime EP1283516B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2001138892 DE10138892A1 (de) 2001-08-08 2001-08-08 Ultraschallwandler
DE10138892 2001-08-08

Publications (3)

Publication Number Publication Date
EP1283516A2 EP1283516A2 (de) 2003-02-12
EP1283516A3 true EP1283516A3 (de) 2008-07-30
EP1283516B1 EP1283516B1 (de) 2016-07-06

Family

ID=7694766

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02013779.0A Expired - Lifetime EP1283516B1 (de) 2001-08-08 2002-06-21 Ultraschallwandler mit einer zur Schwingung anregbaren Membran und mit einem auf der Membranfläche angeordneten Piezoschwinger

Country Status (2)

Country Link
EP (1) EP1283516B1 (de)
DE (1) DE10138892A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10361316B4 (de) * 2003-12-19 2015-08-27 Valeo Schalter Und Sensoren Gmbh Ultraschallwandlervorrichtung
GB0606506D0 (en) * 2006-03-31 2006-05-10 Univ Strathclyde Ultrasonic transducer/receiver
US7982366B2 (en) 2008-12-16 2011-07-19 Tung Thih Electronic Co., Ltd. Ultrasound transducer with a dumbbell-shaped chamber
EP2221802A1 (de) * 2009-02-19 2010-08-25 Tung Thih Electronic Co., Ltd. Ultraschallwandler mit hantelförmiger Kammer
DE102011079646A1 (de) * 2011-07-22 2013-02-07 Robert Bosch Gmbh Ultraschallsensorvorrichtung zum Erfassen und/oder Senden von Ultraschall
DE102015217778B4 (de) 2015-09-17 2019-05-29 Robert Bosch Gmbh Akustischer Sensor mit einer Membran und einem elektroakustischen Wandler
CN116430394B (zh) * 2023-05-16 2025-09-19 嘉兴科赛思智控技术有限公司 超声波传感器壳体及其超声波传感器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3721209A1 (de) * 1987-06-26 1989-01-05 Vega Grieshaber Gmbh & Co Schall-/ultraschallmessgeraet
DE19507650A1 (de) * 1995-03-06 1996-09-12 Gregor Verpoorten Ultraschallsensor mit segmentierter Membrane
DE19614885C1 (de) * 1996-04-16 1997-09-04 Bosch Gmbh Robert Sensor zum Senden und/oder Empfangen akustischer Signale
US5834877A (en) * 1995-08-28 1998-11-10 Accuweb, Inc. Ultrasonic transducer units for web detection and the like

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3732410A1 (de) * 1987-09-25 1989-04-13 Siemens Ag Ultraschallwandler mit astigmatischer sende-/empfangscharakteristik

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3721209A1 (de) * 1987-06-26 1989-01-05 Vega Grieshaber Gmbh & Co Schall-/ultraschallmessgeraet
DE19507650A1 (de) * 1995-03-06 1996-09-12 Gregor Verpoorten Ultraschallsensor mit segmentierter Membrane
US5834877A (en) * 1995-08-28 1998-11-10 Accuweb, Inc. Ultrasonic transducer units for web detection and the like
DE19614885C1 (de) * 1996-04-16 1997-09-04 Bosch Gmbh Robert Sensor zum Senden und/oder Empfangen akustischer Signale

Also Published As

Publication number Publication date
EP1283516B1 (de) 2016-07-06
EP1283516A2 (de) 2003-02-12
DE10138892A1 (de) 2003-02-20

Similar Documents

Publication Publication Date Title
USD528671S1 (en) Building board
USD567376S1 (en) Dental pliers
EP1901280A3 (de) Ultraschallsonde
EP1570918A3 (de) Verfahren zur Übertragung von Ultraschallenergie in Druckfluiden
EP2759512A3 (de) Anordnung von Nanostrukturen in einem großen Bereich
WO2005084284A3 (en) Multiple element electrode cmut devices and fabrication methods
EP0960603A3 (de) Dentalbohrer
EP1959512A3 (de) Piezoelektrischer Wandler, piezoelektrischer Aktuator und tragbare Vorrichtung
EP2011444A3 (de) Sägeblatt
EP1310942A3 (de) Ultraschallsensor mit einem topfförmigen Gehäuse und zugehöriges Herstellungsverfahren
EP1195143A3 (de) Knochennagel
EP1283516A3 (de) Ultraschallwandler mit einer zur Schwingung anregbaren Membran und mit einem auf der Membranfläche angeordneten Piezoschwinger
EP1493565A3 (de) Walze mit integriertem Drucksensor auf der Umfangsoberfläche
EP2229872A3 (de) Uretero-Renoskop
EP1527728A3 (de) Flächenreinigungsgerät
DE3724476A1 (de) Zahnbuerste mit andruckkraft-abhaengiger messstelle und verwendung derselben
WO2004114520A3 (en) Motion imparting device
EP1260965A3 (de) Verfahren zur Herstellung eines Ultraschallsensors sowie Ultraschallsensor
EP1289135A3 (de) Akustische Oberflächenwellenvorrichtung
EP1523952A3 (de) Zahnrestaurationsteil
WO2005087391A3 (en) Asymmetric membrane cmut devices and fabrication methods
EP1757744A3 (de) Bauelemnent zur Wärme-und/oder Schalldämmung
EP1246359A3 (de) Akustisches Oberflächenwellenfilter, dasselbe gebrauchende akustische Oberflächenwellenvorrichtung und Kommunikationsanordnung unter Gebrauch des Filters oder der Vorrichtung
EP1039272A3 (de) Niveauabhängige Steuerung von Pumpen
EP1431957A3 (de) Ultraschallsensor und Herstellungsverfahren

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

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

RIN1 Information on inventor provided before grant (corrected)

Inventor name: JUNG, THOMAS

Inventor name: GOTZIG, HEINRICH, DR.

Inventor name: KUKAWKA,OLIVER

Inventor name: GRUEDL, DIETMAR

RIN1 Information on inventor provided before grant (corrected)

Inventor name: GOTZIG, HEINRICH, DR.

Inventor name: KUKAWKA,OLIVER

Inventor name: JUNG, THOMAS

Inventor name: GRUEDL, DIETMAR

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

RIC1 Information provided on ipc code assigned before grant

Ipc: G10K 9/125 20060101ALI20080624BHEP

Ipc: G10K 9/122 20060101AFI20021203BHEP

17P Request for examination filed

Effective date: 20081112

AKX Designation fees paid

Designated state(s): DE ES FR GB IT SE

AXX Extension fees paid

Extension state: RO

Payment date: 20081112

17Q First examination report despatched

Effective date: 20090916

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20160107

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): DE ES FR GB IT SE

AX Request for extension of the european patent

Extension state: RO

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: DE

Ref legal event code: R096

Ref document number: 50216164

Country of ref document: DE

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 FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160706

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 FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160706

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: 20160706

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 50216164

Country of ref document: DE

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

Effective date: 20170407

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 16

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 17

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

Ref country code: DE

Payment date: 20210616

Year of fee payment: 20

Ref country code: FR

Payment date: 20210630

Year of fee payment: 20

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

Ref country code: GB

Payment date: 20210622

Year of fee payment: 20

REG Reference to a national code

Ref country code: DE

Ref legal event code: R071

Ref document number: 50216164

Country of ref document: DE

REG Reference to a national code

Ref country code: GB

Ref legal event code: PE20

Expiry date: 20220620

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 EXPIRATION OF PROTECTION

Effective date: 20220620