JPS63142777U - - Google Patents

Info

Publication number
JPS63142777U
JPS63142777U JP3507087U JP3507087U JPS63142777U JP S63142777 U JPS63142777 U JP S63142777U JP 3507087 U JP3507087 U JP 3507087U JP 3507087 U JP3507087 U JP 3507087U JP S63142777 U JPS63142777 U JP S63142777U
Authority
JP
Japan
Prior art keywords
diaphragm
integer
behind
outer periphery
registration request
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
JP3507087U
Other languages
English (en)
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 JP3507087U priority Critical patent/JPS63142777U/ja
Publication of JPS63142777U publication Critical patent/JPS63142777U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例の一部切欠き断面図、
第2図は第1図の上面図、第3図は要部の構造を
示す図である。 図中1は誘電体、2は振動板、3は枠体、5は
反射板である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 誘電体薄板1を振動板2に貼着して、該振動板
    2の外周を重量の大きい枠体3で固定した振動素
    子の背後に、使用音波の半波長(λ/2)の整数
    (n)倍の距離(l)を隔てて、同軸的に反射板5を相
    対せしめたことを特徴とする水中受音器。
JP3507087U 1987-03-10 1987-03-10 Pending JPS63142777U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3507087U JPS63142777U (ja) 1987-03-10 1987-03-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3507087U JPS63142777U (ja) 1987-03-10 1987-03-10

Publications (1)

Publication Number Publication Date
JPS63142777U true JPS63142777U (ja) 1988-09-20

Family

ID=30844221

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3507087U Pending JPS63142777U (ja) 1987-03-10 1987-03-10

Country Status (1)

Country Link
JP (1) JPS63142777U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01116473A (ja) * 1987-10-30 1989-05-09 Honda Electron Co Ltd 水中における方向探知器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4896362A (ja) * 1972-03-31 1973-12-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4896362A (ja) * 1972-03-31 1973-12-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01116473A (ja) * 1987-10-30 1989-05-09 Honda Electron Co Ltd 水中における方向探知器

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