JPS5896398U - 超音波セラミツクマイクロホン - Google Patents

超音波セラミツクマイクロホン

Info

Publication number
JPS5896398U
JPS5896398U JP19633581U JP19633581U JPS5896398U JP S5896398 U JPS5896398 U JP S5896398U JP 19633581 U JP19633581 U JP 19633581U JP 19633581 U JP19633581 U JP 19633581U JP S5896398 U JPS5896398 U JP S5896398U
Authority
JP
Japan
Prior art keywords
case
ultrasonic ceramic
resonator
microphone
ceramic microphone
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.)
Granted
Application number
JP19633581U
Other languages
English (en)
Japanese (ja)
Other versions
JPS635356Y2 (enrdf_load_stackoverflow
Inventor
宇都宮　良一
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 JP19633581U priority Critical patent/JPS5896398U/ja
Publication of JPS5896398U publication Critical patent/JPS5896398U/ja
Application granted granted Critical
Publication of JPS635356Y2 publication Critical patent/JPS635356Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)
JP19633581U 1981-12-23 1981-12-23 超音波セラミツクマイクロホン Granted JPS5896398U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19633581U JPS5896398U (ja) 1981-12-23 1981-12-23 超音波セラミツクマイクロホン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19633581U JPS5896398U (ja) 1981-12-23 1981-12-23 超音波セラミツクマイクロホン

Publications (2)

Publication Number Publication Date
JPS5896398U true JPS5896398U (ja) 1983-06-30
JPS635356Y2 JPS635356Y2 (enrdf_load_stackoverflow) 1988-02-13

Family

ID=30109580

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19633581U Granted JPS5896398U (ja) 1981-12-23 1981-12-23 超音波セラミツクマイクロホン

Country Status (1)

Country Link
JP (1) JPS5896398U (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173480U (enrdf_load_stackoverflow) * 1981-04-25 1982-11-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57173480U (enrdf_load_stackoverflow) * 1981-04-25 1982-11-01

Also Published As

Publication number Publication date
JPS635356Y2 (enrdf_load_stackoverflow) 1988-02-13

Similar Documents

Publication Publication Date Title
JPS5896398U (ja) 超音波セラミツクマイクロホン
JPS59143181U (ja) ヘルメツト用ボ−ドスピ−カ
JPS59166599U (ja) 超音波マイクロフオン
JPS5927685U (ja) スピ−カ・システム
JPS60101886U (ja) スピ−カ−ボツクス
JPS5866788U (ja) 超音波送受波器
JPS5896399U (ja) 超音波セラミツクマイクロホン
JPS58129625U (ja) 低騒音変圧器
JPS5976197U (ja) 圧電発音体
JPS5976196U (ja) 超音波セラミツクマイクロホン
JPS60150879U (ja) 静電型ホ−ンスピ−カ
JPS5969597U (ja) スピ−カ−
JPS60108098U (ja) 圧電スピ−カ−
JPS6137700U (ja) 圧電発音装置
JPS60155287U (ja) エレクトレツト型ホ−ンスピ−カ
JPS6066182U (ja) スピ−カ−ボツクス
JPS6090994U (ja) 平面スピ−カ
JPS6019299U (ja) スピ−カ
JPS58114699U (ja) 圧電セラミツクトランスデユ−サ
JPS58172299U (ja) 圧電式警音器
JPS591300U (ja) セラミツクスピ−カ−
JPS60189197U (ja) 空中超音波送受波器
JPS6047399U (ja) 円形バイモルフ振動子
JPS6068790U (ja) スピ−カ−システム
JPS5936699U (ja) 圧電ブザ−