JPH0327353U - - Google Patents

Info

Publication number
JPH0327353U
JPH0327353U JP8895289U JP8895289U JPH0327353U JP H0327353 U JPH0327353 U JP H0327353U JP 8895289 U JP8895289 U JP 8895289U JP 8895289 U JP8895289 U JP 8895289U JP H0327353 U JPH0327353 U JP H0327353U
Authority
JP
Japan
Prior art keywords
piezoelectric film
utility
sides
scope
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
JP8895289U
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 JP8895289U priority Critical patent/JPH0327353U/ja
Publication of JPH0327353U publication Critical patent/JPH0327353U/ja
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/04Wave modes and trajectories
    • G01N2291/044Internal reflections (echoes), e.g. on walls or defects

Landscapes

  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)

Description

【図面の簡単な説明】
図面は本考案超音波探触子の一実施例を示す縦
断面図である。 1……圧電膜、2,3……電極、4……高分子
系圧電素子、6……吸音材。

Claims (1)

    【実用新案登録請求の範囲】
  1. 固有音響インピーダンスが2.0〜10.0×
    10Kg/m2・Sの圧電膜1の両面に膜状電極2
    ,3を設けて高分子系圧電素子4を形成し、この
    高分子系圧電素子4の一面に当該圧電素子4の固
    有音響インピーダンスと同程度の固有音響インピ
    ーダンスを有する吸音材6を設けてなる超音波探
    触子。
JP8895289U 1989-07-27 1989-07-27 Pending JPH0327353U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8895289U JPH0327353U (ja) 1989-07-27 1989-07-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8895289U JPH0327353U (ja) 1989-07-27 1989-07-27

Publications (1)

Publication Number Publication Date
JPH0327353U true JPH0327353U (ja) 1991-03-19

Family

ID=31638545

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8895289U Pending JPH0327353U (ja) 1989-07-27 1989-07-27

Country Status (1)

Country Link
JP (1) JPH0327353U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012154744A (ja) * 2011-01-25 2012-08-16 Toyota Motor Corp 超音波計測方法、及び超音波計測装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60113599A (ja) * 1983-11-24 1985-06-20 Nec Corp 超音波探触子
JPS60263854A (ja) * 1984-06-12 1985-12-27 Toshiba Corp 超音波探触子
JPS63255657A (ja) * 1987-04-14 1988-10-21 Ishikawajima Harima Heavy Ind Co Ltd 探触子用ダンパ材の製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60113599A (ja) * 1983-11-24 1985-06-20 Nec Corp 超音波探触子
JPS60263854A (ja) * 1984-06-12 1985-12-27 Toshiba Corp 超音波探触子
JPS63255657A (ja) * 1987-04-14 1988-10-21 Ishikawajima Harima Heavy Ind Co Ltd 探触子用ダンパ材の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012154744A (ja) * 2011-01-25 2012-08-16 Toyota Motor Corp 超音波計測方法、及び超音波計測装置

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