JPH0421822B2 - - Google Patents

Info

Publication number
JPH0421822B2
JPH0421822B2 JP56170107A JP17010781A JPH0421822B2 JP H0421822 B2 JPH0421822 B2 JP H0421822B2 JP 56170107 A JP56170107 A JP 56170107A JP 17010781 A JP17010781 A JP 17010781A JP H0421822 B2 JPH0421822 B2 JP H0421822B2
Authority
JP
Japan
Prior art keywords
circuit
cross
time difference
transducers
output
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 - Lifetime
Application number
JP56170107A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5871464A (ja
Inventor
Shinichi Amamya
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP17010781A priority Critical patent/JPS5871464A/ja
Publication of JPS5871464A publication Critical patent/JPS5871464A/ja
Publication of JPH0421822B2 publication Critical patent/JPH0421822B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP17010781A 1981-10-26 1981-10-26 超音波パルス流速計 Granted JPS5871464A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17010781A JPS5871464A (ja) 1981-10-26 1981-10-26 超音波パルス流速計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17010781A JPS5871464A (ja) 1981-10-26 1981-10-26 超音波パルス流速計

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2270474A Division JPH03142324A (ja) 1990-10-11 1990-10-11 超音波パルス流速計

Publications (2)

Publication Number Publication Date
JPS5871464A JPS5871464A (ja) 1983-04-28
JPH0421822B2 true JPH0421822B2 (enrdf_load_stackoverflow) 1992-04-14

Family

ID=15898760

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17010781A Granted JPS5871464A (ja) 1981-10-26 1981-10-26 超音波パルス流速計

Country Status (1)

Country Link
JP (1) JPS5871464A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61187843A (ja) * 1985-02-14 1986-08-21 富士通株式会社 超音波診断装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852488Y2 (ja) * 1979-01-19 1983-11-30 横河電機株式会社 相関技術を利用した流速流量測定装置

Also Published As

Publication number Publication date
JPS5871464A (ja) 1983-04-28

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