JPH01175090U - - Google Patents

Info

Publication number
JPH01175090U
JPH01175090U JP7090088U JP7090088U JPH01175090U JP H01175090 U JPH01175090 U JP H01175090U JP 7090088 U JP7090088 U JP 7090088U JP 7090088 U JP7090088 U JP 7090088U JP H01175090 U JPH01175090 U JP H01175090U
Authority
JP
Japan
Prior art keywords
diaphragm
electroacoustic transducer
underwater
signal wire
piezoelectric electroacoustic
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
JP7090088U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP7090088U priority Critical patent/JPH01175090U/ja
Publication of JPH01175090U publication Critical patent/JPH01175090U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
JP7090088U 1988-05-28 1988-05-28 Pending JPH01175090U (US20030204162A1-20031030-M00001.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7090088U JPH01175090U (US20030204162A1-20031030-M00001.png) 1988-05-28 1988-05-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7090088U JPH01175090U (US20030204162A1-20031030-M00001.png) 1988-05-28 1988-05-28

Publications (1)

Publication Number Publication Date
JPH01175090U true JPH01175090U (US20030204162A1-20031030-M00001.png) 1989-12-13

Family

ID=31296116

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7090088U Pending JPH01175090U (US20030204162A1-20031030-M00001.png) 1988-05-28 1988-05-28

Country Status (1)

Country Link
JP (1) JPH01175090U (US20030204162A1-20031030-M00001.png)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58139594A (ja) * 1982-02-12 1983-08-18 Eiko Uematsu 水中音波発生振動体
JPS6247300A (ja) * 1985-08-23 1987-02-28 Semiconductor Energy Lab Co Ltd 強誘電性液晶を用いた音響装置
JPS62231593A (ja) * 1986-03-31 1987-10-12 Ngk Spark Plug Co Ltd 圧電送受波器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58139594A (ja) * 1982-02-12 1983-08-18 Eiko Uematsu 水中音波発生振動体
JPS6247300A (ja) * 1985-08-23 1987-02-28 Semiconductor Energy Lab Co Ltd 強誘電性液晶を用いた音響装置
JPS62231593A (ja) * 1986-03-31 1987-10-12 Ngk Spark Plug Co Ltd 圧電送受波器

Similar Documents

Publication Publication Date Title
JPH01175090U (US20030204162A1-20031030-M00001.png)
JPS6273692U (US20030204162A1-20031030-M00001.png)
JPS601097U (ja) 圧電型スピ−カ
JPS59137838U (ja) 警報装置
JPH0514640Y2 (US20030204162A1-20031030-M00001.png)
JPS59193080U (ja) 音響再現装置を設けたシ−トにおける微振動防止装置
JPS588291U (ja) 小型スピ−カ用振動膜
JPS6230395Y2 (US20030204162A1-20031030-M00001.png)
JPS631516Y2 (US20030204162A1-20031030-M00001.png)
JPS6416797U (US20030204162A1-20031030-M00001.png)
JPS6027583U (ja) 体感音響振動装置
JPS58125498U (ja) 圧電型スピ−カ
JPS6289889U (US20030204162A1-20031030-M00001.png)
JPS6133577U (ja) 体感音響振動装置
JPS5834490U (ja) スピ−カ
JPS6025292U (ja) 振動ユニット
JPS6068798U (ja) 音響変換器
JPH01153798U (US20030204162A1-20031030-M00001.png)
JPS63171095U (US20030204162A1-20031030-M00001.png)
JPS63144794U (US20030204162A1-20031030-M00001.png)
JPS60144378U (ja) 体感音響振動装置
JPH01147591U (US20030204162A1-20031030-M00001.png)
JPS6416798U (US20030204162A1-20031030-M00001.png)
JPS63131300U (US20030204162A1-20031030-M00001.png)
JPS62121900U (US20030204162A1-20031030-M00001.png)