FR1239178A - Vehicle speed detector - Google Patents
Vehicle speed detectorInfo
- Publication number
- FR1239178A FR1239178A FR808654A FR808654A FR1239178A FR 1239178 A FR1239178 A FR 1239178A FR 808654 A FR808654 A FR 808654A FR 808654 A FR808654 A FR 808654A FR 1239178 A FR1239178 A FR 1239178A
- Authority
- FR
- France
- Prior art keywords
- vehicle speed
- speed detector
- detector
- vehicle
- speed
- 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
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
- G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means
-
- 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)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Emergency Alarm Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEST015360 | 1959-07-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1239178A true FR1239178A (en) | 1960-08-19 |
Family
ID=7456670
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR808654A Expired FR1239178A (en) | 1959-07-17 | 1959-10-28 | Vehicle speed detector |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE1406041A1 (en) |
FR (1) | FR1239178A (en) |
-
1959
- 1959-07-17 DE DE19591406041 patent/DE1406041A1/en active Pending
- 1959-10-28 FR FR808654A patent/FR1239178A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1406041A1 (en) | 1969-01-30 |
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