FR875645A - Device for measuring the flight height of air vehicles - Google Patents
Device for measuring the flight height of air vehiclesInfo
- Publication number
- FR875645A FR875645A FR875645DA FR875645A FR 875645 A FR875645 A FR 875645A FR 875645D A FR875645D A FR 875645DA FR 875645 A FR875645 A FR 875645A
- Authority
- FR
- France
- Prior art keywords
- measuring
- air vehicles
- flight height
- flight
- vehicles
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
- G01C5/005—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels altimeters for aircraft
-
- 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
- G01S1/02—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 radio waves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEA92938D DE741659C (en) | 1941-02-18 | 1941-02-18 | Device for measuring altitude in aircraft |
Publications (1)
Publication Number | Publication Date |
---|---|
FR875645A true FR875645A (en) | 1942-09-29 |
Family
ID=6951191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR875645D Expired FR875645A (en) | 1941-02-18 | 1941-09-29 | Device for measuring the flight height of air vehicles |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE741659C (en) |
FR (1) | FR875645A (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE616038C (en) * | 1932-06-11 | 1935-07-18 | Hauser & Co G M B H | Altimeter for determining the relative altitude of aircraft |
DE599667C (en) * | 1932-11-27 | 1934-07-09 | Askania Werke A G Vormals Cent | Altimeter for aircraft |
US2167412A (en) * | 1934-11-13 | 1939-07-25 | Siemens App Und Maschinen Gmbh | Means for measuring the altitude of aircraft |
GB449128A (en) * | 1935-09-23 | 1936-06-22 | Kollsman Instr Company Inc | Improvements in or relating to temperature-pressure altimeter |
-
1941
- 1941-02-18 DE DEA92938D patent/DE741659C/en not_active Expired
- 1941-09-29 FR FR875645D patent/FR875645A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE741659C (en) | 1944-10-11 |
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