EP0927987A3 - Dispositif transducteur sonore - Google Patents

Dispositif transducteur sonore Download PDF

Info

Publication number
EP0927987A3
EP0927987A3 EP98124257A EP98124257A EP0927987A3 EP 0927987 A3 EP0927987 A3 EP 0927987A3 EP 98124257 A EP98124257 A EP 98124257A EP 98124257 A EP98124257 A EP 98124257A EP 0927987 A3 EP0927987 A3 EP 0927987A3
Authority
EP
European Patent Office
Prior art keywords
vibrating plate
flexural
antinode zones
sound
antinode
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
EP98124257A
Other languages
German (de)
English (en)
Other versions
EP0927987A2 (fr
EP0927987B1 (fr
Inventor
Helmut Pfeiffer
Karl Flögel
Gerold Dr. Klotz-Engmann
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.)
Endress and Hauser SE and Co KG
Original Assignee
Endress and Hauser SE and Co KG
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 Endress and Hauser SE and Co KG filed Critical Endress and Hauser SE and Co KG
Publication of EP0927987A2 publication Critical patent/EP0927987A2/fr
Publication of EP0927987A3 publication Critical patent/EP0927987A3/fr
Application granted granted Critical
Publication of EP0927987B1 publication Critical patent/EP0927987B1/fr
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
    • G10K11/00—Methods 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/35—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams
    • 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
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
    • 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
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
EP98124257A 1997-12-30 1998-12-18 Dispositif transducteur sonore Expired - Lifetime EP0927987B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19758243A DE19758243A1 (de) 1997-12-30 1997-12-30 Schallwandlersystem
DE19758243 1997-12-30

Publications (3)

Publication Number Publication Date
EP0927987A2 EP0927987A2 (fr) 1999-07-07
EP0927987A3 true EP0927987A3 (fr) 2001-10-04
EP0927987B1 EP0927987B1 (fr) 2004-02-04

Family

ID=7853589

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98124257A Expired - Lifetime EP0927987B1 (fr) 1997-12-30 1998-12-18 Dispositif transducteur sonore

Country Status (5)

Country Link
US (1) US6081064A (fr)
EP (1) EP0927987B1 (fr)
JP (1) JP3062170B2 (fr)
CA (1) CA2257584C (fr)
DE (2) DE19758243A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6682214B1 (en) * 1999-09-21 2004-01-27 University Of Hawaii Acoustic wave micromixer using fresnel annular sector actuators
ES2187382B1 (es) * 2001-11-23 2004-08-16 Consejo Sup. Investigaciones Cientificas Emisor macrosonico de placa vibrante, con reflectores y separadores de las zonas internodales para obtener radiacion directiva en fluidos.
US6984923B1 (en) * 2003-12-24 2006-01-10 The United States Of America As Represented By The Secretary Of The Navy Broadband and wide field of view composite transducer array
JP2009502466A (ja) * 2005-07-27 2009-01-29 コンセホ・スペリオール・デ・インベスティガシオネス・シエンティフィカス 空気に基づく液体の工業的消泡用マクロ音波発生器
DE102006058926B4 (de) * 2006-12-12 2020-09-24 Endress+Hauser SE+Co. KG Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße
US9903971B2 (en) * 2010-03-23 2018-02-27 Baker Hughes, A Ge Company, Llc Apparatus and method for generating broad bandwidth acoustic energy
DE102012200757B4 (de) * 2012-01-05 2022-01-05 Vitesco Technologies GmbH Füllstandsgeber
DE102013211606A1 (de) * 2013-06-20 2014-12-24 Robert Bosch Gmbh Umfeldsensiereinrichtung mit Ultraschallwandler, und Kraftfahrzeug mit einer derartigen Umfeldsensiereinrichtung
DE102013211619A1 (de) * 2013-06-20 2014-12-24 Robert Bosch Gmbh Umfeldsensiereinrichtung mit Ultraschallwandler, und Kraftfahrzeug mit einer derartigen Umfeldsensiereinrichtung
DE102017209823A1 (de) * 2017-06-09 2018-12-13 Robert Bosch Gmbh Ultraschallsensor
DE102020100162B4 (de) * 2020-01-07 2023-01-12 Umfotec Gmbh Vorrichtung zur Absenkung von Luft- und Körperschall

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333028A (en) * 1980-04-21 1982-06-01 Milltronics Ltd. Damped acoustic transducers with piezoelectric drivers
US4768615A (en) * 1986-01-27 1988-09-06 Endress U. Hauser Gmbh U. Co. Acoustic transducer system
US5299175A (en) * 1989-10-06 1994-03-29 Consejo Superior De Investigaciones Cientificas Electroacoustic unit for generating high sonic and ultra-sonic intensities in gases and interphases
US5452267A (en) * 1994-01-27 1995-09-19 Magnetrol International, Inc. Midrange ultrasonic transducer

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3525071A (en) * 1968-04-10 1970-08-18 Dynamics Corp America Electroacoustic transducer
CA1136257A (fr) * 1980-04-21 1982-11-23 Stanley Panton Transducteur directionnel a bande passante large
JPS5778299A (en) * 1980-10-31 1982-05-15 Houyuu Gomme Kk Diaphragm for speaker
US5191796A (en) * 1990-08-10 1993-03-09 Sekisui Kaseihin Koygo Kabushiki Kaisha Acoustic-emission sensor
US5218575A (en) * 1992-09-04 1993-06-08 Milltronics Ltd. Acoustic transducer
DE4230773C2 (de) * 1992-09-15 2000-05-04 Endress Hauser Gmbh Co Ultraschallwandler
US5309411A (en) * 1992-12-08 1994-05-03 Dehua Huang Transducer
JPH06219900A (ja) * 1993-01-28 1994-08-09 Dowa Mining Co Ltd Ｓｉドープｎ型ガリウム砒素単結晶の製造方法
JPH08289397A (ja) * 1995-04-14 1996-11-01 Olympus Optical Co Ltd 超音波探触子用の圧電素子
DE19620133C2 (de) * 1996-05-18 2001-09-13 Endress Hauser Gmbh Co Schall- oder Ultraschallsensor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333028A (en) * 1980-04-21 1982-06-01 Milltronics Ltd. Damped acoustic transducers with piezoelectric drivers
US4768615A (en) * 1986-01-27 1988-09-06 Endress U. Hauser Gmbh U. Co. Acoustic transducer system
US5299175A (en) * 1989-10-06 1994-03-29 Consejo Superior De Investigaciones Cientificas Electroacoustic unit for generating high sonic and ultra-sonic intensities in gases and interphases
US5452267A (en) * 1994-01-27 1995-09-19 Magnetrol International, Inc. Midrange ultrasonic transducer

Also Published As

Publication number Publication date
US6081064A (en) 2000-06-27
DE19758243A1 (de) 1999-07-15
EP0927987A2 (fr) 1999-07-07
JPH11262087A (ja) 1999-09-24
JP3062170B2 (ja) 2000-07-10
DE59810709D1 (de) 2004-03-11
CA2257584C (fr) 2001-07-24
EP0927987B1 (fr) 2004-02-04
CA2257584A1 (fr) 1999-06-30

Similar Documents

Publication Publication Date Title
DE69602102T2 (de) Inertial schwingungswandler
EP0927987A3 (fr) Dispositif transducteur sonore
DE19928759B4 (de) Winkelgeschwindigkeitssensor
RU2266164C2 (ru) Машина для грохочения (варианты), способ грохочения (варианты) и способ устранения закупоривания грохота
AU735750B2 (en) Drive circuit modal filter for a vibrating tube flowmeter
DE69802825T2 (de) Digitales steuersystem für vibrationsstrukturkreisel
DK1390150T3 (da) Basisisoleret forstøvningsindretning og fremgangsmåde
ATE160468T1 (de) Elektrischer motor mit vibrationselementen und elastischer kupplung
JPH04500033A (ja) 液体媒体内の物品を超音波加工するための装置
RU94042931A (ru) Сверлильное устройство
KR20010034570A (ko) 초음파로 체 프레임을 활성하기 위한 방법
US5640065A (en) Ultrasonic motor and method of driving the same
Lucas et al. Vibration analysis at ultrasonic frequencies
US3007363A (en) Tone generator
Kanbe et al. Analysis of axisymmetric waves propagating along a hollow cylindrical ultrasonic transmission line
Pan A note on the prediction of sound intensity
JPS602082A (ja) 超音波振動を利用した直進駆動装置
SU727433A1 (ru) Виброплощадка
WO2002047432A1 (fr) Emetteur/recepteur d'ondes capable d'emettre une pluralite de frequences
SU1119739A1 (ru) Резонансное вибрационное устройство
SU584045A1 (ru) Способ вибрационной обработки изделий
SU278272A1 (ru) Ультразвуковая резонансная колебательная система
JPH08137556A (ja) 能動型振動制御装置と能動型防振装置および能動型振動制御方法
SU1647324A1 (ru) Способ регулировани спектра вибрационной нагрузки при испытани х изделий методом ударного возбуждени многомассовой колебательной системы
MX9801441A (es) Transductores de vibraciones inerciales.

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

Kind code of ref document: A2

Designated state(s): DE FR GB IT

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

AX Request for extension of the european patent

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

17P Request for examination filed

Effective date: 20011219

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

Owner name: ENDRESS + HAUSER GMBH + CO.KG.

AKX Designation fees paid

Free format text: DE FR GB IT

17Q First examination report despatched

Effective date: 20020826

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

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 FR GB IT

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REF Corresponds to:

Ref document number: 59810709

Country of ref document: DE

Date of ref document: 20040311

Kind code of ref document: P

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

Effective date: 20040223

ET Fr: translation filed
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: 20041105

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

Ref country code: DE

Payment date: 20051212

Year of fee payment: 8

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

Ref country code: FR

Payment date: 20051219

Year of fee payment: 8

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

Ref country code: GB

Payment date: 20051222

Year of fee payment: 8

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

Ref country code: IT

Payment date: 20061231

Year of fee payment: 9

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: 20070703

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

Effective date: 20061218

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20070831

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: 20061218

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: 20070102

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: 20071218