NL7465C - - Google Patents
Info
- Publication number
- NL7465C NL7465C NL7465DA NL7465C NL 7465 C NL7465 C NL 7465C NL 7465D A NL7465D A NL 7465DA NL 7465 C NL7465 C NL 7465C
- Authority
- NL
- Netherlands
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
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA32167D DE361333C (en) | 1919-08-19 | 1919-08-19 | Method and means for measuring the speed at which a medium flows or a body moves in a medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7465C true NL7465C (en) |
Family
ID=6927714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7465D NL7465C (en) | 1919-08-19 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE361333C (en) |
| NL (1) | NL7465C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE852772C (en) * | 1937-10-17 | 1952-10-20 | Atlas Werke Ag | Acoustic method and device based on the Doppler principle for measuring the relative speed between a body and a medium surrounding it |
| EP1887381A1 (en) * | 2006-08-11 | 2008-02-13 | Delphi Technologies, Inc. | Method and device for determining the speed of a vehicle |
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0
- NL NL7465D patent/NL7465C/xx active
-
1919
- 1919-08-19 DE DEA32167D patent/DE361333C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE361333C (en) | 1922-10-13 |