GB1559227A - Piezo-electric transducers - Google Patents

Piezo-electric transducers Download PDF

Info

Publication number
GB1559227A
GB1559227A GB41919/77A GB4191977A GB1559227A GB 1559227 A GB1559227 A GB 1559227A GB 41919/77 A GB41919/77 A GB 41919/77A GB 4191977 A GB4191977 A GB 4191977A GB 1559227 A GB1559227 A GB 1559227A
Authority
GB
United Kingdom
Prior art keywords
transducer
envelope
transducing
oxygen
transducing member
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
GB41919/77A
Other languages
English (en)
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.)
Interatom Internationale Atomreaktorbau GmbH
Original Assignee
Interatom Internationale Atomreaktorbau 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 Interatom Internationale Atomreaktorbau GmbH filed Critical Interatom Internationale Atomreaktorbau GmbH
Publication of GB1559227A publication Critical patent/GB1559227A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • 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
    • B06B1/0644—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 a single piezoelectric element
    • B06B1/0662—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 a single piezoelectric element with an electrode on the sensitive surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Measuring Volume Flow (AREA)
  • Transducers For Ultrasonic Waves (AREA)
GB41919/77A 1976-10-14 1977-10-07 Piezo-electric transducers Expired GB1559227A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2646389A DE2646389C2 (de) 1976-10-14 1976-10-14 Piezokeramischer elektroakustischer Wandler

Publications (1)

Publication Number Publication Date
GB1559227A true GB1559227A (en) 1980-01-16

Family

ID=5990448

Family Applications (1)

Application Number Title Priority Date Filing Date
GB41919/77A Expired GB1559227A (en) 1976-10-14 1977-10-07 Piezo-electric transducers

Country Status (6)

Country Link
US (1) US4213071A (https=)
JP (2) JPS5349482A (https=)
DE (1) DE2646389C2 (https=)
FR (1) FR2368195A1 (https=)
GB (1) GB1559227A (https=)
IT (1) IT1087105B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2196208A (en) * 1986-09-26 1988-04-20 Getech As Piezoelectric hydrophone

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3330411A1 (de) * 1983-08-23 1985-03-14 Siemens AG, 1000 Berlin und 8000 München Piezo-wandler
EP0336224B1 (de) * 1988-04-05 1992-07-08 Siemens Aktiengesellschaft Aufnehmer und Verfahren zur Schallemissionsprüfung
CN120084422B (zh) * 2025-03-05 2025-12-30 南京航空航天大学 针式水听器及其制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2095376A (en) * 1934-11-24 1937-10-12 Telefunken Gmbh Piezoelectric oscillator crystal
US2266333A (en) * 1940-07-08 1941-12-16 Brush Dev Co Piezoelectric unit and method of making same
US2636134A (en) * 1947-10-01 1953-04-21 Arnold B Arons Piezoelectric pressure gauge element
US2833942A (en) * 1953-02-05 1958-05-06 Leonard E Ravich Contaminant-proof electrical circuit components
US2794132A (en) * 1953-09-23 1957-05-28 Clevite Corp Method of waterproofing piezoelectric crystals and waterproofed crystal unit
DE1027735B (de) * 1954-12-18 1958-04-10 Steeg & Reuter G M B H Dr Verfahren zur Erhoehung der Frequenzkonstanz von Schwingkristallen
US3054982A (en) * 1959-02-16 1962-09-18 Robert J Kieser Hydrostatic pressure transducer
FR2085545B1 (https=) * 1970-04-30 1973-10-19 Brandt Otto
US3931388A (en) * 1974-05-31 1976-01-06 The United States Of America As Represented By The Secretary Of The Army Crystal resonator housing configurations
US3970878A (en) * 1975-03-31 1976-07-20 Teledyne Exploration Company Piezoelectric transducer unit and hydrophone assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2196208A (en) * 1986-09-26 1988-04-20 Getech As Piezoelectric hydrophone
GB2196208B (en) * 1986-09-26 1990-04-04 Getech As Piezoelectric hydrophone

Also Published As

Publication number Publication date
IT1087105B (it) 1985-05-31
JPS5349482A (en) 1978-05-04
FR2368195A1 (fr) 1978-05-12
FR2368195B1 (https=) 1980-08-08
JPS61143029U (https=) 1986-09-04
JPS6234266Y2 (https=) 1987-09-01
DE2646389A1 (de) 1978-04-20
DE2646389C2 (de) 1984-10-31
US4213071A (en) 1980-07-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee