JPS58178700A - 送話器 - Google Patents

送話器

Info

Publication number
JPS58178700A
JPS58178700A JP6137582A JP6137582A JPS58178700A JP S58178700 A JPS58178700 A JP S58178700A JP 6137582 A JP6137582 A JP 6137582A JP 6137582 A JP6137582 A JP 6137582A JP S58178700 A JPS58178700 A JP S58178700A
Authority
JP
Japan
Prior art keywords
spring
diaphragm
piezoelectric material
fixed
apex
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
JP6137582A
Other languages
English (en)
Japanese (ja)
Inventor
Yasushi Endo
靖 遠藤
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.)
Kureha Corp
Original Assignee
Kureha Corp
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 Kureha Corp filed Critical Kureha Corp
Priority to JP6137582A priority Critical patent/JPS58178700A/ja
Priority to SE8302029A priority patent/SE8302029L/sv
Priority to FR8306035A priority patent/FR2525062A1/fr
Priority to DE19833313408 priority patent/DE3313408A1/de
Priority to GB08310040A priority patent/GB2120900A/en
Publication of JPS58178700A publication Critical patent/JPS58178700A/ja
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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transmitters (AREA)
JP6137582A 1982-04-13 1982-04-13 送話器 Pending JPS58178700A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP6137582A JPS58178700A (ja) 1982-04-13 1982-04-13 送話器
SE8302029A SE8302029L (sv) 1982-04-13 1983-04-12 Sendarmicrofon
FR8306035A FR2525062A1 (fr) 1982-04-13 1983-04-13 Microphone de transmission
DE19833313408 DE3313408A1 (de) 1982-04-13 1983-04-13 Mikrophon
GB08310040A GB2120900A (en) 1982-04-13 1983-04-13 Transmitter microphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6137582A JPS58178700A (ja) 1982-04-13 1982-04-13 送話器

Publications (1)

Publication Number Publication Date
JPS58178700A true JPS58178700A (ja) 1983-10-19

Family

ID=13169363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6137582A Pending JPS58178700A (ja) 1982-04-13 1982-04-13 送話器

Country Status (5)

Country Link
JP (1) JPS58178700A (sv)
DE (1) DE3313408A1 (sv)
FR (1) FR2525062A1 (sv)
GB (1) GB2120900A (sv)
SE (1) SE8302029L (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62183299A (ja) * 1986-02-06 1987-08-11 Kureha Chem Ind Co Ltd 圧電素子および振動センサ

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2154323B (en) * 1984-02-14 1987-02-18 Plessey Co Plc Pressure sensor
FR2920677B1 (fr) * 2007-09-06 2009-11-27 Peugeot Citroen Automobiles Sa Dispositif accoustique en particulier pour vehicule automobile.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1122386A (en) * 1964-12-16 1968-08-07 Standard Telephones Cables Ltd Improvements in or relating to electromechanical transducers
US3816774A (en) * 1972-01-28 1974-06-11 Victor Company Of Japan Curved piezoelectric elements
GB1383078A (en) * 1972-04-26 1975-02-05 Plessey Co Ltd Piezoelectric transducers
SE361805B (sv) * 1972-08-07 1973-11-12 Ericsson Telefon Ab L M
DE2911917C2 (de) * 1979-03-27 1983-08-11 Sennheiser Electronic Kg, 3002 Wedemark Elektroakustischer Wandler nach dem piezoelektrischen Prinzip

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62183299A (ja) * 1986-02-06 1987-08-11 Kureha Chem Ind Co Ltd 圧電素子および振動センサ

Also Published As

Publication number Publication date
GB8310040D0 (en) 1983-05-18
SE8302029D0 (sv) 1983-04-12
SE8302029L (sv) 1983-10-14
FR2525062A1 (fr) 1983-10-14
GB2120900A (en) 1983-12-07
DE3313408A1 (de) 1983-10-20

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