FR72692E - Détecteur de véhicules métalliques - Google Patents
Détecteur de véhicules métalliquesInfo
- Publication number
- FR72692E FR72692E FR754832A FR754832A FR72692E FR 72692 E FR72692 E FR 72692E FR 754832 A FR754832 A FR 754832A FR 754832 A FR754832 A FR 754832A FR 72692 E FR72692 E FR 72692E
- Authority
- FR
- France
- Prior art keywords
- vehicle detector
- metal vehicle
- metal
- detector
- vehicle
- 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
- 239000002184 metal Substances 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/16—Devices for counting axles; Devices for counting vehicles
- B61L1/163—Detection devices
- B61L1/165—Electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/16—Devices for counting axles; Devices for counting vehicles
- B61L1/167—Circuit details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L13/00—Operation of signals from the vehicle or by the passage of the vehicle
- B61L13/04—Operation of signals from the vehicle or by the passage of the vehicle using electrical or magnetic interaction between vehicle and track, e.g. by conductor circuits using special means or special conductors
- B61L13/047—Operation of signals from the vehicle or by the passage of the vehicle using electrical or magnetic interaction between vehicle and track, e.g. by conductor circuits using special means or special conductors controlling inductively or magnetically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L29/00—Safety means for rail/road crossing traffic
- B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
- B61L29/28—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated
- B61L29/282—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning electrically operated magnetic or inductive control by the vehicle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR754832A FR72692E (fr) | 1957-12-28 | 1957-12-28 | Détecteur de véhicules métalliques |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR754832A FR72692E (fr) | 1957-12-28 | 1957-12-28 | Détecteur de véhicules métalliques |
Publications (1)
Publication Number | Publication Date |
---|---|
FR72692E true FR72692E (fr) | 1960-04-22 |
Family
ID=8705373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR754832A Expired FR72692E (fr) | 1957-12-28 | 1957-12-28 | Détecteur de véhicules métalliques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR72692E (fr) |
-
1957
- 1957-12-28 FR FR754832A patent/FR72692E/fr not_active Expired
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