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.)
MICHAL GAWINSKI
ROMAN CHALUPNIK
Original Assignee
MICHAL GAWINSKI
ROMAN CHALUPNIK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MICHAL GAWINSKI, ROMAN CHALUPNIKfiledCriticalMICHAL GAWINSKI
Application grantedgrantedCritical
Publication of FR425768ApublicationCriticalpatent/FR425768A/en
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
B61L3/18—Continuous control along the route using electric current passing between devices along the route and devices on the vehicle or train
B61L3/185—Continuous control along the route using electric current passing between devices along the route and devices on the vehicle or train using separate conductors
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR425768D1911-02-071911-02-07
Device to prevent train collisions
ExpiredFR425768A
(en)