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)
Procede et dispositif pour regler la fin de course de relevage d'une lame de coupe dans une machine a couper telle qu'une scie a ruban horizontale
Dispositif de commande du mecanisme d'obturation d'une buse d'injection dans le domaine de l'injection des matieres plastiques et silicones
Verin moufle a double effet utilisable notamment pour commander les mouvements de fermeture et d'ouverture d'une porte coulissante ou basculante