JPS59154996U - 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
JPS59154996U
JPS59154996U JP4938383U JP4938383U JPS59154996U JP S59154996 U JPS59154996 U JP S59154996U JP 4938383 U JP4938383 U JP 4938383U JP 4938383 U JP4938383 U JP 4938383U JP S59154996 U JPS59154996 U JP S59154996U
Authority
JP
Japan
Prior art keywords
diaphragm
case
fixed
piezoelectric ceramic
vibrator
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
JP4938383U
Other languages
English (en)
Japanese (ja)
Other versions
JPS641838Y2 (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 JP4938383U priority Critical patent/JPS59154996U/ja
Publication of JPS59154996U publication Critical patent/JPS59154996U/ja
Application granted granted Critical
Publication of JPS641838Y2 publication Critical patent/JPS641838Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)
JP4938383U 1983-04-01 1983-04-01 超音波セラミツクマイクロホン Granted JPS59154996U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4938383U JPS59154996U (ja) 1983-04-01 1983-04-01 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
JP4938383U JPS59154996U (ja) 1983-04-01 1983-04-01 超音波セラミツクマイクロホン

Publications (2)

Publication Number Publication Date
JPS59154996U true JPS59154996U (ja) 1984-10-17
JPS641838Y2 JPS641838Y2 (enrdf_load_stackoverflow) 1989-01-17

Family

ID=30179890

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4938383U Granted JPS59154996U (ja) 1983-04-01 1983-04-01 超音波セラミツクマイクロホン

Country Status (1)

Country Link
JP (1) JPS59154996U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS641838Y2 (enrdf_load_stackoverflow) 1989-01-17

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