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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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Filing date
Publication date
Application filed by Compagnie Francaise Thomson Houston SAfiledCriticalCompagnie Francaise Thomson Houston SA
Priority to FR982922ApriorityCriticalpatent/FR1403354A/fr
Application grantedgrantedCritical
Publication of FR1403354ApublicationCriticalpatent/FR1403354A/fr
B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
B61L3/16—Continuous control along the route
B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation
B61L3/225—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation using separate conductors along the route
Landscapes
Physics & Mathematics
(AREA)
Electromagnetism
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR982922A1964-07-241964-07-24Perfectionnements aux dispositifs de mesure de distance
ExpiredFR1403354A
(fr)