JPH0148994B2 - - Google Patents

Info

Publication number
JPH0148994B2
JPH0148994B2 JP59225668A JP22566884A JPH0148994B2 JP H0148994 B2 JPH0148994 B2 JP H0148994B2 JP 59225668 A JP59225668 A JP 59225668A JP 22566884 A JP22566884 A JP 22566884A JP H0148994 B2 JPH0148994 B2 JP H0148994B2
Authority
JP
Japan
Prior art keywords
signal
ultrasonic
wave
polarity
transmission
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
JP59225668A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61104276A (ja
Inventor
Yukio Yoshida
Yutaka Kashiwase
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.)
Tokyo Keiki Inc
Original Assignee
Tokyo Keiki 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 Tokyo Keiki Co Ltd filed Critical Tokyo Keiki Co Ltd
Priority to JP59225668A priority Critical patent/JPS61104276A/ja
Publication of JPS61104276A publication Critical patent/JPS61104276A/ja
Publication of JPH0148994B2 publication Critical patent/JPH0148994B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level

Landscapes

  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measuring Volume Flow (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP59225668A 1984-10-29 1984-10-29 超音波パルスの送受信装置 Granted JPS61104276A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59225668A JPS61104276A (ja) 1984-10-29 1984-10-29 超音波パルスの送受信装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59225668A JPS61104276A (ja) 1984-10-29 1984-10-29 超音波パルスの送受信装置

Publications (2)

Publication Number Publication Date
JPS61104276A JPS61104276A (ja) 1986-05-22
JPH0148994B2 true JPH0148994B2 (enrdf_load_stackoverflow) 1989-10-23

Family

ID=16832907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59225668A Granted JPS61104276A (ja) 1984-10-29 1984-10-29 超音波パルスの送受信装置

Country Status (1)

Country Link
JP (1) JPS61104276A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009085972A (ja) * 2009-01-28 2009-04-23 Panasonic Corp 超音波流量計

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8805105D0 (en) * 1988-03-03 1988-03-30 Scan Technologies Ltd Improvements relating to instruments
NZ243294A (en) * 1991-06-25 1995-04-27 Commw Scient Ind Res Org Time of flight of acoustic wave packets through fluid: reduction of higher order acoustic mode effects
JP4825367B2 (ja) * 2001-06-11 2011-11-30 愛知時計電機株式会社 超音波流量計
CA2823923A1 (en) * 2011-01-06 2012-07-12 The Lubrizol Corporation Improvements in or relating to ultrasound generating apparatus, and methods for generating ultrasound
JP6665792B2 (ja) * 2017-01-16 2020-03-13 株式会社デンソー 液面検出装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009085972A (ja) * 2009-01-28 2009-04-23 Panasonic Corp 超音波流量計

Also Published As

Publication number Publication date
JPS61104276A (ja) 1986-05-22

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