DE2150897C3 - Elektroakustische Wandler-Anordnung - Google Patents

Elektroakustische Wandler-Anordnung

Info

Publication number
DE2150897C3
DE2150897C3 DE2150897A DE2150897A DE2150897C3 DE 2150897 C3 DE2150897 C3 DE 2150897C3 DE 2150897 A DE2150897 A DE 2150897A DE 2150897 A DE2150897 A DE 2150897A DE 2150897 C3 DE2150897 C3 DE 2150897C3
Authority
DE
Germany
Prior art keywords
transducer
acoustic
absorbing material
active surface
axis
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.)
Expired
Application number
DE2150897A
Other languages
German (de)
English (en)
Other versions
DE2150897A1 (de
DE2150897B2 (de
Inventor
John A. Crofton Dorr, Md.
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of DE2150897A1 publication Critical patent/DE2150897A1/de
Publication of DE2150897B2 publication Critical patent/DE2150897B2/de
Application granted granted Critical
Publication of DE2150897C3 publication Critical patent/DE2150897C3/de
Expired 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
    • B06B1/0622—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 on one surface
    • 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
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • G10K11/346—Circuits therefor using phase variation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DE2150897A 1970-10-15 1971-10-13 Elektroakustische Wandler-Anordnung Expired DE2150897C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/080,988 US3949348A (en) 1970-10-15 1970-10-15 Sonar apparatus

Publications (3)

Publication Number Publication Date
DE2150897A1 DE2150897A1 (de) 1972-04-20
DE2150897B2 DE2150897B2 (de) 1980-07-17
DE2150897C3 true DE2150897C3 (de) 1981-04-30

Family

ID=22160952

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2150897A Expired DE2150897C3 (de) 1970-10-15 1971-10-13 Elektroakustische Wandler-Anordnung

Country Status (8)

Country Link
US (1) US3949348A (enExample)
JP (1) JPS5547513B1 (enExample)
AU (1) AU449298B2 (enExample)
CA (1) CA950104A (enExample)
DE (1) DE2150897C3 (enExample)
FR (1) FR2110445B1 (enExample)
GB (1) GB1306769A (enExample)
ZA (1) ZA715457B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243567A (en) * 1977-03-15 1993-09-07 Westinghouse Electric Corp. Sonar beam shaping with an acoustic baffle
EP0425716B1 (de) * 1989-10-30 1994-01-19 Siemens Aktiengesellschaft Ultraschall-Schichtwandler mit astigmatischer Schallkeule
FR2822548A1 (fr) * 2001-03-20 2002-09-27 Marc Brussieux Dispositif destine a la detection, la classification et l'identification des objets enfouis
AU2005271581B9 (en) * 2004-08-02 2011-01-06 Johnson Outdoors Inc. Sonar imaging system for mounting to watercraft
US8305840B2 (en) 2009-07-14 2012-11-06 Navico, Inc. Downscan imaging sonar
US8300499B2 (en) 2009-07-14 2012-10-30 Navico, Inc. Linear and circular downscan imaging sonar
US9142206B2 (en) 2011-07-14 2015-09-22 Navico Holding As System for interchangeable mounting options for a sonar transducer
US9182486B2 (en) 2011-12-07 2015-11-10 Navico Holding As Sonar rendering systems and associated methods
US9268020B2 (en) 2012-02-10 2016-02-23 Navico Holding As Sonar assembly for reduced interference
US9354312B2 (en) 2012-07-06 2016-05-31 Navico Holding As Sonar system using frequency bursts
US10151829B2 (en) 2016-02-23 2018-12-11 Navico Holding As Systems and associated methods for producing sonar image overlay
US11367425B2 (en) 2017-09-21 2022-06-21 Navico Holding As Sonar transducer with multiple mounting options

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2741754A (en) * 1950-12-27 1956-04-10 Clevite Corp Disk transducer
BE545751A (enExample) * 1955-03-08
US3113287A (en) * 1956-03-29 1963-12-03 Raytheon Co Electroacoustical transducer mounted on boat hull
US2972068A (en) * 1956-07-06 1961-02-14 Automation Instr Inc Uni-directional ultrasonic transducer
US3359537A (en) * 1964-06-30 1967-12-19 Westinghouse Electric Corp Transducer
JPS4122565Y1 (enExample) * 1964-09-30 1966-11-14
US3409869A (en) * 1965-07-21 1968-11-05 Navy Usa Deep submergence acoustic transducer array construction
US3372370A (en) * 1965-09-22 1968-03-05 Aquasonics Engineering Company Electroacoustic transducer
US3333236A (en) * 1966-04-20 1967-07-25 Schloss Fred Hydrophone unit

Also Published As

Publication number Publication date
FR2110445A1 (enExample) 1972-06-02
JPS5547513B1 (enExample) 1980-12-01
GB1306769A (en) 1973-02-14
ZA715457B (en) 1972-04-26
DE2150897A1 (de) 1972-04-20
AU449298B2 (en) 1974-06-06
DE2150897B2 (de) 1980-07-17
AU3249671A (en) 1973-02-22
FR2110445B1 (enExample) 1976-10-29
US3949348A (en) 1976-04-06
CA950104A (en) 1974-06-25

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)