CA982685A - Piezoelectric transducer - Google Patents

Piezoelectric transducer

Info

Publication number
CA982685A
CA982685A CA176,240A CA176240A CA982685A CA 982685 A CA982685 A CA 982685A CA 176240 A CA176240 A CA 176240A CA 982685 A CA982685 A CA 982685A
Authority
CA
Canada
Prior art keywords
piezoelectric transducer
piezoelectric
transducer
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
CA176,240A
Other versions
CA176240S (en
Inventor
Ivor D. Groves (Jr.)
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.)
US Department of Navy
Original Assignee
US Department of Navy
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 US Department of Navy filed Critical US Department of Navy
Application granted granted Critical
Publication of CA982685A publication Critical patent/CA982685A/en
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
    • B06B1/0633—Cylindrical array
CA176,240A 1972-07-21 1973-07-12 Piezoelectric transducer Expired CA982685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27391172A 1972-07-21 1972-07-21

Publications (1)

Publication Number Publication Date
CA982685A true CA982685A (en) 1976-01-27

Family

ID=23045953

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,240A Expired CA982685A (en) 1972-07-21 1973-07-12 Piezoelectric transducer

Country Status (2)

Country Link
US (1) US3781781A (en)
CA (1) CA982685A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1068394A (en) * 1976-02-18 1979-12-18 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Acceleration balanced hydrophone ii
US4178577A (en) * 1978-02-06 1979-12-11 The United States Of America As Represented By The Secretary Of The Navy Low frequency hydrophone
US5018116A (en) * 1990-05-04 1991-05-21 Magnavox Government And Industrial Electronics Company Inter-element mounting for stacked piezoelectric transducers
FR2725868B1 (en) * 1994-10-14 1997-01-03 Thomson Csf UNDERWATER ACOUSTIC TRANSMITTER FOR LARGE IMMERSION
US6500174B1 (en) 1997-07-08 2002-12-31 Atrionix, Inc. Circumferential ablation device assembly and methods of use and manufacture providing an ablative circumferential band along an expandable member
US6547788B1 (en) * 1997-07-08 2003-04-15 Atrionx, Inc. Medical device with sensor cooperating with expandable member
US6869431B2 (en) 1997-07-08 2005-03-22 Atrionix, Inc. Medical device with sensor cooperating with expandable member
US6607502B1 (en) * 1998-11-25 2003-08-19 Atrionix, Inc. Apparatus and method incorporating an ultrasound transducer onto a delivery member
EP1769759B1 (en) * 1999-05-11 2008-08-13 Atrionix, Inc. Apparatus for ultrasound ablation
CA2409716C (en) 2000-05-16 2010-11-30 Atrionix, Inc. Apparatus and method incorporating an ultrasound transducer onto a delivery member
CA2411938C (en) 2000-06-13 2009-08-04 Atrionix, Inc. Surgical ablation probe for forming a circumferential lesion
JP2005534230A (en) * 2002-07-22 2005-11-10 メジャメント スペシャリティーズ インク Handheld device with ultrasonic transducer for axial transmission of acoustic signals
DE102004037987A1 (en) * 2004-08-05 2006-02-23 Atlas Elektronik Gmbh Electro-acoustic underwater antenna
CA2766802A1 (en) * 2009-06-24 2010-12-29 Tecwel As Transducer assembly
KR101681948B1 (en) * 2011-09-05 2016-12-06 한국전자통신연구원 Analog-digital converter and converting method using clock delay
CN102901981B (en) * 2012-10-22 2016-01-27 中国船舶重工集团公司第七一五研究所 A kind of high hydrostatic pressure-resistant small piezoelectric hydrophone and preparation method thereof
CN103674383A (en) * 2013-12-05 2014-03-26 中国科学技术大学 Piezoelectric film type underwater explosion pressure sensor and measuring method thereof

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2923916A (en) * 1960-02-02 woodworth
US2732536A (en) * 1956-01-24 miller
US2922140A (en) * 1954-06-25 1960-01-19 Edo Corp Selectively directive compressional wave transducers
US3277436A (en) * 1956-02-09 1966-10-04 James W Fitzgerald Hollow electro-acoustic transducer
US3178681A (en) * 1960-01-07 1965-04-13 Rayflex Exploration Company Hydrophone
US3217288A (en) * 1961-07-26 1965-11-09 Claude C Sims Noise measurement hydrophone
US3309653A (en) * 1963-06-28 1967-03-14 Bendix Corp Ceramic transducer assembly
US3328752A (en) * 1965-12-20 1967-06-27 Claude C Sims Extended frequency range pressure balanced hydrophone
GB1112755A (en) * 1966-03-25 1968-05-08 Shell Int Research Submersible detector for detecting underwater sounds
GB1249464A (en) * 1967-11-08 1971-10-13 Plessey Co Ltd Improvements in or relating to piezo-electric transducers
US3713086A (en) * 1969-09-25 1973-01-23 W Trott Hydrophone

Also Published As

Publication number Publication date
US3781781A (en) 1973-12-25

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