JPS5941679Y2 - 電気音響変換器 - Google Patents

電気音響変換器

Info

Publication number
JPS5941679Y2
JPS5941679Y2 JP1975079875U JP7987575U JPS5941679Y2 JP S5941679 Y2 JPS5941679 Y2 JP S5941679Y2 JP 1975079875 U JP1975079875 U JP 1975079875U JP 7987575 U JP7987575 U JP 7987575U JP S5941679 Y2 JPS5941679 Y2 JP S5941679Y2
Authority
JP
Japan
Prior art keywords
shape
dome
piezoelectric material
piezoelectric
isotropic
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
JP1975079875U
Other languages
English (en)
Japanese (ja)
Other versions
JPS51159128U (enrdf_load_stackoverflow
Inventor
政毅 鈴村
博俊 新口
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 JP1975079875U priority Critical patent/JPS5941679Y2/ja
Publication of JPS51159128U publication Critical patent/JPS51159128U/ja
Application granted granted Critical
Publication of JPS5941679Y2 publication Critical patent/JPS5941679Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
JP1975079875U 1975-06-11 1975-06-11 電気音響変換器 Expired JPS5941679Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1975079875U JPS5941679Y2 (ja) 1975-06-11 1975-06-11 電気音響変換器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1975079875U JPS5941679Y2 (ja) 1975-06-11 1975-06-11 電気音響変換器

Publications (2)

Publication Number Publication Date
JPS51159128U JPS51159128U (enrdf_load_stackoverflow) 1976-12-17
JPS5941679Y2 true JPS5941679Y2 (ja) 1984-12-01

Family

ID=28558127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1975079875U Expired JPS5941679Y2 (ja) 1975-06-11 1975-06-11 電気音響変換器

Country Status (1)

Country Link
JP (1) JPS5941679Y2 (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4856128A (enrdf_load_stackoverflow) * 1971-11-11 1973-08-07

Also Published As

Publication number Publication date
JPS51159128U (enrdf_load_stackoverflow) 1976-12-17

Similar Documents

Publication Publication Date Title
US4186323A (en) Piezoelectric high polymer, multilayer electro-acoustic transducers
US4401911A (en) Active suspension piezoelectric polymer transducer
US3947644A (en) Piezoelectric-type electroacoustic transducer
US4439640A (en) Piezoelectric loudspeaker
WO2016158518A1 (ja) 電気音響変換器
US5185549A (en) Dipole horn piezoelectric electro-acoustic transducer design
WO2001013678A1 (en) Electroacoustic transducer with diaphragm securing structure and method
Kim et al. Improvement of low-frequency characteristics of piezoelectric speakers based on acoustic diaphragms
JP2009272978A (ja) フレキシブルスピーカ
CN104581558A (zh) 电声换能器
KR101807272B1 (ko) 다중 진동막 스피커
WO2016017632A1 (ja) 電気音響変換フィルムおよび電気音響変換器
JP3874183B2 (ja) 電気音響変換器用振動板
JPS5941679Y2 (ja) 電気音響変換器
JP3690937B2 (ja) 圧電スピーカ
KR102030932B1 (ko) 압전 트랜스듀서, 이의 어레이 및 이의 제조 방법
JPH0428200B2 (enrdf_load_stackoverflow)
JPS5934234Y2 (ja) スピ−カ装置
JPS6338640Y2 (enrdf_load_stackoverflow)
KR101116572B1 (ko) 셀룰로오스 압전종이로 만든 초소형 스피커
JPS6022716Y2 (ja) 圧電型スピ−カ
JPH01143498A (ja) スピーカ用振動板
JPS622878Y2 (enrdf_load_stackoverflow)
JPH0413914Y2 (enrdf_load_stackoverflow)
JP3246685B2 (ja) 電気音響変換器