EP0858844A3 - Schallkopf - Google Patents

Schallkopf Download PDF

Info

Publication number
EP0858844A3
EP0858844A3 EP98102214A EP98102214A EP0858844A3 EP 0858844 A3 EP0858844 A3 EP 0858844A3 EP 98102214 A EP98102214 A EP 98102214A EP 98102214 A EP98102214 A EP 98102214A EP 0858844 A3 EP0858844 A3 EP 0858844A3
Authority
EP
European Patent Office
Prior art keywords
housing
internal system
piezo
sonic head
enclosing
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
EP98102214A
Other languages
English (en)
French (fr)
Other versions
EP0858844A2 (de
EP0858844B1 (de
Inventor
Jürgen Kroh
Stephan Dr. Burkhard
Paul Greppmaier
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.)
Landis and Gyr GmbH
Original Assignee
Siemens AG
Siemens Corp
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, Siemens Corp filed Critical Siemens AG
Publication of EP0858844A2 publication Critical patent/EP0858844A2/de
Publication of EP0858844A3 publication Critical patent/EP0858844A3/de
Application granted granted Critical
Publication of EP0858844B1 publication Critical patent/EP0858844B1/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
    • 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
    • G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measuring Fluid Pressure (AREA)
  • Surgical Instruments (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Measuring Volume Flow (AREA)

Abstract

Um bei einem Schallkopf (1), insbesondere einem Ultraschallkopf, mit in einem Gehäuse (2), einem Innensystem (3), das aus einem bodenseitig angeordneten und mit einer Anschlußfahne (8) verbundenen Piezoelement (4) sowie aus einem darüberliegendem Dämpfungskörper (10) aufgebaut ist, eine besonders einfache Montage zu erzielen, ist das Innensystem (3) mittels eines arretierbaren Sicherungselements (15) im Gehäuse (2) eingespannt. Das Piezoelement (4) ist mit der Anschlußfahne (8) und dem Gehäuse (2) elektrisch leitend verklebt.
EP98102214A 1997-02-12 1998-02-09 Schallkopf Expired - Lifetime EP0858844B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19705321 1997-02-12
DE19705321 1997-02-12

Publications (3)

Publication Number Publication Date
EP0858844A2 EP0858844A2 (de) 1998-08-19
EP0858844A3 true EP0858844A3 (de) 2000-10-04
EP0858844B1 EP0858844B1 (de) 2002-06-12

Family

ID=7820007

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98102214A Expired - Lifetime EP0858844B1 (de) 1997-02-12 1998-02-09 Schallkopf

Country Status (4)

Country Link
EP (1) EP0858844B1 (de)
AT (1) ATE219276T1 (de)
DE (1) DE59804376D1 (de)
DK (1) DK0858844T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10047383C1 (de) * 2000-09-25 2001-11-08 Siemens Ag Ultraschall-Durchflussmesser
DE102005001899B4 (de) * 2005-01-14 2007-03-08 Landis+Gyr Gmbh Ultraschallkopf
DK1701140T3 (da) 2005-03-11 2013-02-04 Landis & Gyr Gmbh Ultralydsmålekanal
DK1731883T3 (da) 2005-06-10 2012-02-27 Landis & Gyr Gmbh Fremgangsmåde til registrering af en geometriændring ved en ultralyd-gennemstrømningskanal
WO2010120752A2 (en) 2009-04-13 2010-10-21 Daniel Measurement And Control, Inc. Transducer having a robust electrical connection to a piezoelectric crystal
DE102012014810A1 (de) * 2012-07-26 2014-01-30 Volkswagen Aktiengesellschaft Ultraschallsensorvorrichtung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890423A (en) * 1973-07-27 1975-06-17 Nusonics Electroacoustic transducer assembly
US4326274A (en) * 1979-07-04 1982-04-20 Kabushiki Kaisha Morita Seisakusho Transmission system of aerial ultrasonic pulse and ultrasonic transmitter and receiver used in the system
US4705981A (en) * 1986-01-29 1987-11-10 Murata Manufacturing Co., Ltd. Ultrasonic transducer
DE3826799A1 (de) * 1988-08-06 1990-02-08 Swf Auto Electric Gmbh Ultraschallwandler
JPH02138889A (ja) * 1988-11-18 1990-05-28 Matsushita Electric Ind Co Ltd 超音波送受波器
GB2282932A (en) * 1993-10-15 1995-04-19 Murata Manufacturing Co Terminals for piezoelectric buzzer

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890423A (en) * 1973-07-27 1975-06-17 Nusonics Electroacoustic transducer assembly
US4326274A (en) * 1979-07-04 1982-04-20 Kabushiki Kaisha Morita Seisakusho Transmission system of aerial ultrasonic pulse and ultrasonic transmitter and receiver used in the system
US4705981A (en) * 1986-01-29 1987-11-10 Murata Manufacturing Co., Ltd. Ultrasonic transducer
DE3826799A1 (de) * 1988-08-06 1990-02-08 Swf Auto Electric Gmbh Ultraschallwandler
JPH02138889A (ja) * 1988-11-18 1990-05-28 Matsushita Electric Ind Co Ltd 超音波送受波器
GB2282932A (en) * 1993-10-15 1995-04-19 Murata Manufacturing Co Terminals for piezoelectric buzzer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 014, no. 372 (P - 1091) 10 August 1990 (1990-08-10) *

Also Published As

Publication number Publication date
EP0858844A2 (de) 1998-08-19
EP0858844B1 (de) 2002-06-12
ATE219276T1 (de) 2002-06-15
DK0858844T3 (da) 2002-10-07
DE59804376D1 (de) 2002-07-18

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