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JPS5346296A - Cylindrical electrostrictive vibrator - Google Patents

Cylindrical electrostrictive vibrator

Info

Publication number
JPS5346296A
JPS5346296A JP12041476A JP12041476A JPS5346296A JP S5346296 A JPS5346296 A JP S5346296A JP 12041476 A JP12041476 A JP 12041476A JP 12041476 A JP12041476 A JP 12041476A JP S5346296 A JPS5346296 A JP S5346296A
Authority
JP
Japan
Prior art keywords
electrostrictive vibrator
cylindrical electrostrictive
cylindrical
take values
vibrator
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.)
Pending
Application number
JP12041476A
Other languages
Japanese (ja)
Inventor
Akira Kameyama
Sadayuki Takahashi
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP12041476A priority Critical patent/JPS5346296A/en
Publication of JPS5346296A publication Critical patent/JPS5346296A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)

Abstract

PURPOSE:To improve directivity and enhance efficiency by so specifying the size ratio pia/l between a mean radius a and a length l as to take values within a speas to take values within a specific range.
JP12041476A 1976-10-08 1976-10-08 Cylindrical electrostrictive vibrator Pending JPS5346296A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12041476A JPS5346296A (en) 1976-10-08 1976-10-08 Cylindrical electrostrictive vibrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12041476A JPS5346296A (en) 1976-10-08 1976-10-08 Cylindrical electrostrictive vibrator

Publications (1)

Publication Number Publication Date
JPS5346296A true JPS5346296A (en) 1978-04-25

Family

ID=14785617

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12041476A Pending JPS5346296A (en) 1976-10-08 1976-10-08 Cylindrical electrostrictive vibrator

Country Status (1)

Country Link
JP (1) JPS5346296A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS514646A (en) * 1974-07-01 1976-01-14 Sanyo Electric Co
JPS6313499A (en) * 1986-07-02 1988-01-20 Nec Corp Nondirectional underwater ultrasonic transducer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418624A (en) * 1967-03-27 1968-12-24 Dynamics Corp Massa Div Coaxially mounted line hydrophone

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3418624A (en) * 1967-03-27 1968-12-24 Dynamics Corp Massa Div Coaxially mounted line hydrophone

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS514646A (en) * 1974-07-01 1976-01-14 Sanyo Electric Co
JPS5427975B2 (en) * 1974-07-01 1979-09-13
JPS6313499A (en) * 1986-07-02 1988-01-20 Nec Corp Nondirectional underwater ultrasonic transducer

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