JPS6323899U - - Google Patents

Info

Publication number
JPS6323899U
JPS6323899U JP11561386U JP11561386U JPS6323899U JP S6323899 U JPS6323899 U JP S6323899U JP 11561386 U JP11561386 U JP 11561386U JP 11561386 U JP11561386 U JP 11561386U JP S6323899 U JPS6323899 U JP S6323899U
Authority
JP
Japan
Prior art keywords
resistance value
electrodes
detects
sensor head
change
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
JP11561386U
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 JP11561386U priority Critical patent/JPS6323899U/ja
Publication of JPS6323899U publication Critical patent/JPS6323899U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)
  • 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図は本考案の一実施例の構成図、第２図ａ
，ｂは同上の動作説明図である。 １……超音波振動子、２……センサヘツド、３
……電極、４……抵抗値検出回路、５……信号処
理回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 超音波を送受波する超音波振動子を保持するセ
    ンサヘツドに前記超音波振動子に近接して設けた
    電極と、前記電極間の抵抗値変化を検出する抵抗
    値検出回路と、前記抵抗値が通常より小さくなつ
    たとき信号を出力する信号処理回路とを具備して
    成る超音波センサヘツド付着物検出装置。
JP11561386U 1986-07-28 1986-07-28 Pending JPS6323899U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11561386U JPS6323899U (ja) 1986-07-28 1986-07-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11561386U JPS6323899U (ja) 1986-07-28 1986-07-28

Publications (1)

Publication Number Publication Date
JPS6323899U true JPS6323899U (ja) 1988-02-17

Family

ID=30999430

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11561386U Pending JPS6323899U (ja) 1986-07-28 1986-07-28

Country Status (1)

Country Link
JP (1) JPS6323899U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH047255U (ja) * 1990-05-09 1992-01-23
WO2020184165A1 (ja) * 2019-03-11 2020-09-17 株式会社デンソー 超音波センサ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH047255U (ja) * 1990-05-09 1992-01-23
WO2020184165A1 (ja) * 2019-03-11 2020-09-17 株式会社デンソー 超音波センサ
JP2020148499A (ja) * 2019-03-11 2020-09-17 株式会社デンソー 超音波センサ

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