JPS5310419A - Ultrasonic microphone - Google Patents

Ultrasonic microphone

Info

Publication number
JPS5310419A
JPS5310419A JP8483576A JP8483576A JPS5310419A JP S5310419 A JPS5310419 A JP S5310419A JP 8483576 A JP8483576 A JP 8483576A JP 8483576 A JP8483576 A JP 8483576A JP S5310419 A JPS5310419 A JP S5310419A
Authority
JP
Japan
Prior art keywords
ultrasonic microphone
bimorph
widen
oscillations
diaphragm
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
JP8483576A
Other languages
Japanese (ja)
Inventor
Ryoichi Utsunomiya
Toshiharu Tanaka
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 JP8483576A priority Critical patent/JPS5310419A/en
Publication of JPS5310419A publication Critical patent/JPS5310419A/en
Pending legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)

Abstract

PURPOSE: To widen the width of a band without reducing the sensitivity by making a construction, in which the oscillations of a bimorph are transmitted to a sealed air and further to a diaphragm such a metal foil.
COPYRIGHT: (C)1978,JPO&Japio
JP8483576A 1976-07-15 1976-07-15 Ultrasonic microphone Pending JPS5310419A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8483576A JPS5310419A (en) 1976-07-15 1976-07-15 Ultrasonic microphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8483576A JPS5310419A (en) 1976-07-15 1976-07-15 Ultrasonic microphone

Publications (1)

Publication Number Publication Date
JPS5310419A true JPS5310419A (en) 1978-01-30

Family

ID=13841832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8483576A Pending JPS5310419A (en) 1976-07-15 1976-07-15 Ultrasonic microphone

Country Status (1)

Country Link
JP (1) JPS5310419A (en)

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