JPS5387215A - Piezpo-electric microphone and its manufacture - Google Patents

Piezpo-electric microphone and its manufacture

Info

Publication number
JPS5387215A
JPS5387215A JP167877A JP167877A JPS5387215A JP S5387215 A JPS5387215 A JP S5387215A JP 167877 A JP167877 A JP 167877A JP 167877 A JP167877 A JP 167877A JP S5387215 A JPS5387215 A JP S5387215A
Authority
JP
Japan
Prior art keywords
piezpo
manufacture
electric microphone
electric
contrive
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
JP167877A
Other languages
Japanese (ja)
Inventor
Hiroyuki Naono
Satoru Ibaraki
Michio Matsumoto
Nobuhisa Atoji
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP167877A priority Critical patent/JPS5387215A/en
Priority to GB1350177A priority patent/GB1565860A/en
Priority to DE19772714709 priority patent/DE2714709C3/en
Priority to NL7703582A priority patent/NL176992C/en
Publication of JPS5387215A publication Critical patent/JPS5387215A/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
    • H04R17/02—Microphones
    • H04R17/025—Microphones using a piezoelectric polymer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Multimedia (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)

Abstract

PURPOSE:To stabilize the characteristic and to contrive mass production, by holding the frame of flat spring plate, whose front and back faces are adhered with high molecular piezo-electric film attached with electrodes, between the curved guide plates.
JP167877A 1976-04-02 1977-01-10 Piezpo-electric microphone and its manufacture Pending JPS5387215A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP167877A JPS5387215A (en) 1977-01-10 1977-01-10 Piezpo-electric microphone and its manufacture
GB1350177A GB1565860A (en) 1976-04-02 1977-03-30 Microphone utilizing high-polymer piezoelectric membrane
DE19772714709 DE2714709C3 (en) 1976-04-02 1977-04-01 Electroacoustic transducer with a high polymer piezoelectric membrane
NL7703582A NL176992C (en) 1976-04-02 1977-04-01 ELECTRO ACOUSTIC CONVERTER.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP167877A JPS5387215A (en) 1977-01-10 1977-01-10 Piezpo-electric microphone and its manufacture

Publications (1)

Publication Number Publication Date
JPS5387215A true JPS5387215A (en) 1978-08-01

Family

ID=11508159

Family Applications (1)

Application Number Title Priority Date Filing Date
JP167877A Pending JPS5387215A (en) 1976-04-02 1977-01-10 Piezpo-electric microphone and its manufacture

Country Status (1)

Country Link
JP (1) JPS5387215A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013026998A (en) * 2011-07-26 2013-02-04 Tokai Rubber Ind Ltd Polymer speaker
JP2019187648A (en) * 2018-04-20 2019-10-31 国立大学法人浜松医科大学 Blood flow sound sensor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924125A (en) * 1972-06-26 1974-03-04
JPS50118716A (en) * 1974-02-28 1975-09-17
JPS5113329B1 (en) * 1964-07-21 1976-04-27
JPS51114921A (en) * 1975-04-01 1976-10-09 Nippon Columbia Co Ltd Acoustic converter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5113329B1 (en) * 1964-07-21 1976-04-27
JPS4924125A (en) * 1972-06-26 1974-03-04
JPS50118716A (en) * 1974-02-28 1975-09-17
JPS51114921A (en) * 1975-04-01 1976-10-09 Nippon Columbia Co Ltd Acoustic converter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013026998A (en) * 2011-07-26 2013-02-04 Tokai Rubber Ind Ltd Polymer speaker
JP2019187648A (en) * 2018-04-20 2019-10-31 国立大学法人浜松医科大学 Blood flow sound sensor

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