CH565370A5 - - Google Patents
Info
- Publication number
- CH565370A5 CH565370A5 CH301273A CH301273A CH565370A5 CH 565370 A5 CH565370 A5 CH 565370A5 CH 301273 A CH301273 A CH 301273A CH 301273 A CH301273 A CH 301273A CH 565370 A5 CH565370 A5 CH 565370A5
- Authority
- CH
- Switzerland
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
- G01P5/245—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 by measuring transit time of acoustical waves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23087472A | 1972-03-01 | 1972-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH565370A5 true CH565370A5 (en) | 1975-08-15 |
Family
ID=22866917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH301273A CH565370A5 (en) | 1972-03-01 | 1973-03-01 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4896157A (en) |
| CA (1) | CA1003945A (en) |
| CH (1) | CH565370A5 (en) |
| DE (1) | DE2309606A1 (en) |
| GB (1) | GB1370588A (en) |
| ZA (1) | ZA73612B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0407676B1 (en) * | 1989-07-14 | 1994-04-27 | Haiges Elektronik Gmbh | Method for measuring the time differences among the ultrasound signals belonging to a group, and apparatus for carrying out the method |
| DE102015106897B4 (en) * | 2015-05-04 | 2021-12-02 | Endress+Hauser Flowtec Ag | Method and device for verifying the operation of an ultrasonic flow measuring device based on the transit time difference method |
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1973
- 1973-01-29 ZA ZA730612A patent/ZA73612B/en unknown
- 1973-02-07 CA CA163,051A patent/CA1003945A/en not_active Expired
- 1973-02-19 GB GB805273A patent/GB1370588A/en not_active Expired
- 1973-02-27 DE DE19732309606 patent/DE2309606A1/en active Pending
- 1973-03-01 JP JP48023772A patent/JPS4896157A/ja active Pending
- 1973-03-01 CH CH301273A patent/CH565370A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1370588A (en) | 1974-10-16 |
| JPS4896157A (en) | 1973-12-08 |
| CA1003945A (en) | 1977-01-18 |
| ZA73612B (en) | 1973-10-31 |
| DE2309606A1 (en) | 1973-09-06 |
| AU5165373A (en) | 1974-08-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |