JPS635217A - 超音波流速計 - Google Patents

超音波流速計

Info

Publication number
JPS635217A
JPS635217A JP61146823A JP14682386A JPS635217A JP S635217 A JPS635217 A JP S635217A JP 61146823 A JP61146823 A JP 61146823A JP 14682386 A JP14682386 A JP 14682386A JP S635217 A JPS635217 A JP S635217A
Authority
JP
Japan
Prior art keywords
wave
signal
transmitting
transmitted
forward direction
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.)
Granted
Application number
JP61146823A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0569367B2 (enrdf_load_stackoverflow
Inventor
Yukio Yoshida
幸男 吉田
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 JP61146823A priority Critical patent/JPS635217A/ja
Publication of JPS635217A publication Critical patent/JPS635217A/ja
Publication of JPH0569367B2 publication Critical patent/JPH0569367B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Measuring Volume Flow (AREA)
JP61146823A 1986-06-25 1986-06-25 超音波流速計 Granted JPS635217A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61146823A JPS635217A (ja) 1986-06-25 1986-06-25 超音波流速計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61146823A JPS635217A (ja) 1986-06-25 1986-06-25 超音波流速計

Publications (2)

Publication Number Publication Date
JPS635217A true JPS635217A (ja) 1988-01-11
JPH0569367B2 JPH0569367B2 (enrdf_load_stackoverflow) 1993-09-30

Family

ID=15416333

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61146823A Granted JPS635217A (ja) 1986-06-25 1986-06-25 超音波流速計

Country Status (1)

Country Link
JP (1) JPS635217A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001001081A1 (en) * 1999-06-24 2001-01-04 Matsushita Electric Industrial Co., Ltd. Flowmeter

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001001081A1 (en) * 1999-06-24 2001-01-04 Matsushita Electric Industrial Co., Ltd. Flowmeter
US6796189B1 (en) 1999-06-24 2004-09-28 Matsushita Electric Industrial Co., Ltd. Ultrasonic flowmeter having sequentially changed driving method
KR100487690B1 (ko) * 1999-06-24 2005-05-06 마쯔시다덴기산교 가부시키가이샤 유량계
US6915704B2 (en) 1999-06-24 2005-07-12 Matsushita Electric Industrial Co., Ltd. Ultrasonic flowmeter including stable flow rate calculation means based on instantaneous flow rate
US6941821B2 (en) 1999-06-24 2005-09-13 Matsushita Electric Industrial Co., Ltd. Ultrasonic flowmeter including stable flow rate calculation means based on instantaneous flow rate
US7082841B2 (en) 1999-06-24 2006-08-01 Matsushita Electric Industrial Co., Ltd. Ultrasonic flowmeter
CN1293369C (zh) * 1999-06-24 2007-01-03 松下电器产业株式会社 流量计

Also Published As

Publication number Publication date
JPH0569367B2 (enrdf_load_stackoverflow) 1993-09-30

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