JPS57173299A - Sealed type ultrasonic wave transmitter and receiver - Google Patents

Sealed type ultrasonic wave transmitter and receiver

Info

Publication number
JPS57173299A
JPS57173299A JP5874081A JP5874081A JPS57173299A JP S57173299 A JPS57173299 A JP S57173299A JP 5874081 A JP5874081 A JP 5874081A JP 5874081 A JP5874081 A JP 5874081A JP S57173299 A JPS57173299 A JP S57173299A
Authority
JP
Japan
Prior art keywords
oscillation
thickness
electrostrictive oscillator
kinds
receiver
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
JP5874081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6120199B2 (en:Method
Inventor
Haruo Yamamori
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.)
Nippon Tokushu Togyo KK
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
Nippon Tokushu Togyo KK
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 NGK Spark Plug Co Ltd, Nippon Tokushu Togyo KK filed Critical NGK Spark Plug Co Ltd
Priority to JP5874081A priority Critical patent/JPS57173299A/ja
Publication of JPS57173299A publication Critical patent/JPS57173299A/ja
Publication of JPS6120199B2 publication Critical patent/JPS6120199B2/ja
Granted 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
    • B06B1/0644—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
    • B06B1/067—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 which is used as, or combined with, an impedance matching layer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP5874081A 1981-04-18 1981-04-18 Sealed type ultrasonic wave transmitter and receiver Granted JPS57173299A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5874081A JPS57173299A (en) 1981-04-18 1981-04-18 Sealed type ultrasonic wave transmitter and receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5874081A JPS57173299A (en) 1981-04-18 1981-04-18 Sealed type ultrasonic wave transmitter and receiver

Publications (2)

Publication Number Publication Date
JPS57173299A true JPS57173299A (en) 1982-10-25
JPS6120199B2 JPS6120199B2 (en:Method) 1986-05-21

Family

ID=13092911

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5874081A Granted JPS57173299A (en) 1981-04-18 1981-04-18 Sealed type ultrasonic wave transmitter and receiver

Country Status (1)

Country Link
JP (1) JPS57173299A (en:Method)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60185182A (ja) * 1984-03-05 1985-09-20 Hitachi Ltd 超音波レ−ダ−
JPS61126491A (ja) * 1984-09-25 1986-06-13 アレン　ア−ル．グラ−ン センサ
US5295120A (en) * 1990-12-26 1994-03-15 Westinghouse Electric Corp. Hermetically sealed ultrasonic transducer system
US6268683B1 (en) * 1999-02-26 2001-07-31 M&Fc Holding Company Transducer configurations and related method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60185182A (ja) * 1984-03-05 1985-09-20 Hitachi Ltd 超音波レ−ダ−
JPS61126491A (ja) * 1984-09-25 1986-06-13 アレン　ア−ル．グラ−ン センサ
US5295120A (en) * 1990-12-26 1994-03-15 Westinghouse Electric Corp. Hermetically sealed ultrasonic transducer system
US6268683B1 (en) * 1999-02-26 2001-07-31 M&Fc Holding Company Transducer configurations and related method

Also Published As

Publication number Publication date
JPS6120199B2 (en:Method) 1986-05-21

Similar Documents

Publication Publication Date Title
EP0339470A3 (en) Electroacoustic driving circuit
GB1362505A (en) Circuit arrangement for an ultrasonic cleaning apparatus
JPS56120968A (en) Transmitting and receiving circuit with sound wave generating converter
EP0207650A3 (en) Wide range electronic oscillator
US3315102A (en) Piezoelectric liquid cleaning device
US2509913A (en) Electric power source
JPS57173299A (en) Sealed type ultrasonic wave transmitter and receiver
US2539594A (en) System and method of communication
US4977610A (en) Wireless communication apparatus and method of operating same
GB2302735A (en) Liquid level switch
US2311491A (en) Radio-acoustic apparatus
US3671784A (en) Piezo-electric transducers having variable sensitivity between the boundaries of the piezo-electric crystal
US4037180A (en) Electro-mechanical filter
AU532596B2 (en) Improving the coupling and directivity of electroacoustic transducers
GB1370164A (en) Piezoelectric transducer
US2133648A (en) Electrical system
US3946341A (en) Broadband electroacoustic delay lines
US2133646A (en) Electrical system
US2878451A (en) Piezolelectric resonator
US1789496A (en) Electrical system
JPH0379199A (ja) 送受波装置
JPS5713802A (en) Elastic surface wave oscillator
WO2002084785A1 (en) Nrd guide fm transmitter with fm modulator in rear of gunn oscillator
JPS5456340A (en) Ultra-high frequency antenna
ES1031328U (es) Generador de ondas perfeccionado.