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
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 63
- 239000012530 fluid Substances 0.000 claims abstract description 23
- 230000010355 oscillation Effects 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000132059 Carica parviflora Species 0.000 description 1
- 235000014653 Carica parviflora Nutrition 0.000 description 1
- 244000201986 Cassia tora Species 0.000 description 1
- 241000083652 Osca Species 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- NCAIGTHBQTXTLR-UHFFFAOYSA-N phentermine hydrochloride Chemical compound [Cl-].CC(C)([NH3+])CC1=CC=CC=C1 NCAIGTHBQTXTLR-UHFFFAOYSA-N 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
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 (cs) | 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 (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001001081A1 (en) * | 1999-06-24 | 2001-01-04 | Matsushita Electric Industrial Co., Ltd. | Flowmeter |
-
1986
- 1986-06-25 JP JP61146823A patent/JPS635217A/ja active Granted
Cited By (7)
| 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 (cs) | 1993-09-30 |
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