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.)
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
B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
B61L3/04—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling mechanically
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Train Traffic Observation, Control, And Security
(AREA)
Schaltvorrichtung fuer die Fernkontrolle und selbsttaetige Ferneinschaltung elektrischer Lampen mittels eines Elektromagneten mit zwei sich unter normalen Verhaeltnissengegenseitig neutralisierenden Wicklungen
Schaltungsanordnung, insbesondere fuer Sicherheitsanlagen, zur Ermittlung eines Ortes, z.B. einer Einbruchstelle, bzw. Feststellung einer Stoerungsstelle
Vorrichtung zur Ausloesung, Betaetigung oder Sperrung von Sicherheitseinrichtungen oder Stellvorgaengen, insbesondere Relais, durch Kurzschliessen von zwei isolierten Schienenteilstrecken