JPS6155839B2 - - Google Patents

Info

Publication number
JPS6155839B2
JPS6155839B2 JP13127277A JP13127277A JPS6155839B2 JP S6155839 B2 JPS6155839 B2 JP S6155839B2 JP 13127277 A JP13127277 A JP 13127277A JP 13127277 A JP13127277 A JP 13127277A JP S6155839 B2 JPS6155839 B2 JP S6155839B2
Authority
JP
Japan
Prior art keywords
ultrasonic
plate
case
electrodes
pair
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
JP13127277A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5463815A (en
Inventor
Hironobu Inoe
Susumu Katayama
Hiroshi Oohashi
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 Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP13127277A priority Critical patent/JPS5463815A/ja
Publication of JPS5463815A publication Critical patent/JPS5463815A/ja
Publication of JPS6155839B2 publication Critical patent/JPS6155839B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP13127277A 1977-10-31 1977-10-31 Ultrasonic wave generator Granted JPS5463815A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13127277A JPS5463815A (en) 1977-10-31 1977-10-31 Ultrasonic wave generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13127277A JPS5463815A (en) 1977-10-31 1977-10-31 Ultrasonic wave generator

Publications (2)

Publication Number Publication Date
JPS5463815A JPS5463815A (en) 1979-05-23
JPS6155839B2 true JPS6155839B2 (enrdf_load_stackoverflow) 1986-11-29

Family

ID=15054044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13127277A Granted JPS5463815A (en) 1977-10-31 1977-10-31 Ultrasonic wave generator

Country Status (1)

Country Link
JP (1) JPS5463815A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0749916Y2 (ja) * 1986-05-08 1995-11-13 株式会社村田製作所 超音波送受波器
JP4598747B2 (ja) * 2006-12-18 2010-12-15 三菱電機株式会社 測距センサ及びそれを備えた設備機器

Also Published As

Publication number Publication date
JPS5463815A (en) 1979-05-23

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