An insulating support assembly for a catenary adapted for powering an electrical vehicle, notably a tram or a trolleybus, wherein it comprises at least: a base part which is adapted to connect the insulating support assembly to a section insulator of the catenary; a suspension insulator which extends from the base part along a reference axis; and a suspension device which is suitable to be hung to a supporting pole of the catenary, wherein the suspension device is connected to an upper part of and is movable relative to the suspension insulator. Also, a catenary adapted for powering an electrical vehicle, wherein the catenary comprises at least one insulating support assembly as defined hereinabove.
An anti-fire safety system for a transport vehicle having one or more storage tanks storing hydrogen, the anti-fire safety system comprising at least: a first hydrogen-releasing system which is configured to release outside the vehicle hydrogen contained in at least one of the storage tanks; and a second release system which is arranged to intervene and bypass the first hydrogen release system under predetermined operative conditions, wherein the second release system is configured to transform by means of a chemical reaction, at least a part of bypassed hydrogen flowing outward from at least one storage tank, into at least one different substance. Also, a transport vehicle comprising one or more storage tanks for storing hydrogen, wherein the transport vehicle further comprises the anti-fire system defined hereinabove.
A62C 3/06 - Fire prevention, containment or extinguishing specially adapted for particular objects or places of highly inflammable material, e.g. light metals, petroleum products
A62C 3/07 - Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
B60R 21/00 - Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
3.
CLAMP FOR A WIRE OF AN OVERHEAD LINE AND METHOD FOR TIGHTENING A WIRE OF AN OVERHEAD LINE
A clamp (1) for a wire (6) of an overhead line comprising a main body (2) having a groove (4) for hosting the wire (6), a first and a second tapered region (12a, 12b) located in respective ends of the groove (4), a first and a second spring (10a, 10b) placed in respective holes on opposite sides of the groove (4), located in a central portion of the groove (4) and arranged for pushing respective wedge elements (8a, 8b) into the tapered regions (12a, 12b) in opposite directions (A, B), said wedge elements (8a, 8b) being arranged for tightening the wire (6) by blocking between the wire (6) itself and a wall of the respective first and second tapered region (12a, 12b).
B60L 5/00 - Current-collectors for power supply lines of electrically-propelled vehicles
H01R 4/52 - Clamped connectionsSpring connections using a cam, wedge, cone or ball which is spring loaded
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
4.
METHOD AND SYSTEM OF INSTALLATION OF A PLURALITY OF DROPPERS OF AN OVERHEAD CONTACT SYSTEM SECTION
This method comprising the steps of: measuring a distance between two successive supporting poles delimiting the section to realized; inputting data into a computer programmed to output a layout plan indicating a position and a length for each dropper to install; preparing each dropper with a dedicated machine; moving a first platform along the section, which is equipped with a position unit and a marking device to set a mark on the contact wire at each position where a dropped is to installed; moving a second platform along the section, the second platform being loaded with the droppers that have been prepared; and fixing manually each dropper between the messenger wire and the contact wire in registration with a corresponding mark set on the contact wire.
B60M 1/23 - Arrangements for suspending trolley wires from catenary line
H02G 1/04 - Methods or apparatus specially adapted for installing, maintaining, repairing, or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
A section insulator (1, 1') for an overhead contact line arranged for being placed between two isolated sections of the overhead contact line. The section insulator (1, 1') comprises an insulating element (2) placed between two contact wires (6a, 6b) of two adjacent sections of an overhead line; two clamps (16, 18) respectively connected on one side to a respective contact wire (6a, 6b) and on the other side to a connecting plate (4) arranged for being in turn connected to the insulating element (2), so that the tensile force due to the contact wires (6a, 6b) applies along the axis of the insulating bar; and supporting means (22) directly connected to the insulating element (2) through the connecting plates (4) and arranged for supporting the section insulator (1, 1') to the overhead line.
L'invention concerne un frotteur (10) de captation de courant sur une piste d'alimentation électrique pour véhicule ferroviaire électrique, le frotteur (10) comprenant :un patin (12) d'alimentation déplaçable entre une position rétractée et une position déployée ;un actionneur (11) propre à déplacer le patin entre les positions rétractée et déployée ; etun système mécanique (13) reliant le patin à l'actionneur ;caractérisé en ce que l'actionneur (11) :- a une vitesse de mouvement telle qu'il est apte à déplacer le patin (12) entre ses positions rétractée et déployée dans un laps de temps inférieur ou égal à 1 seconde, et de préférence inférieur ou égal à 0,5 secondes ; et- a un nombre de cycles d'opération avant défaillance supérieur ou égal à 2 500000.
A system for detecting the presence of a train on a railway track (1b) comprising a plurality of sections (2a", 2b", ..., 2n"), the system comprising:- a transmitter (10b) arranged to emit a main signal towards the plurality of sections(2a", 2b", ..., 2n");a plurality of selecting devices (14a, 14b, ..., 14n) associated respectively to the plurality of sections (2a", 2b",..., 2n") along the railway track (lb) and arranged to selectively allow passage of said main signal towards respective sections of said pluralityof sections (2a", 2b",..., 2n");- a receiver (12b) arranged to receive the main signal after having passed through theplurality of sections (2a", 2b", ..., 2n");- a control unit (20) associated to said receiver (12b) arranged to perform an analysis of said received signal so as to detect the presence of a train on a predetermined section (2a", 2b", ..., 2n") of said plurality of sections (2a", 2b", 2n").
Traffic management method and traffic management system A traffic management method, for managing traffic of a transportation network, the method comprising the steps of (101) managing the traffic and the transportation network, according to a basis instruction timetable, (102) automatically detecting and/or predicting a conflict in the traffic, (103) generating a conflict solution in knowledge of the conflict, and (104) managing the traffic and the transportation network with a modified instruction timetable based on the generated conflict solution. In the invention, the step (103) of generating the conflict solution comprises the sub-steps of (105) automatically splitting the transportation network into a local part, in which the conflict is involved, and a complementary part distinct from the local part, (107) automatically generating a local solution relative only to the local part, (108) automatically generating a complementary solution relative only to the complementary part, the complementary solution being generated in consideration of the local solution, and (109) automatically combining the local and complementary solutions for obtaining the conflict solution.
A power supply vital monitor for track circuits for railway systems comprising a track segment (11), said track segment being separated from adjacent segments (12) by electric joints (2). Each track segment comprises a signal transmitting unit (3) and receiving units (4) for transmitting and receiving train presence detection signals and/or transmitting or receiving communication signals between the train (7) and the track segment (11). The transmitting unit (3) and receiving units (4) are connected to a common power supply line (5). To avoid an erroneous clearing of an occupied status caused by spurious signals on the power supply line affecting reception of the train detection signals, each receiving unit (4) comprises at least two parallel signal processing channels, a first (41) and a second (42) channel, which connects the receiver (411, 421) with the corresponding track circuit and with a power supply sensor (412, 422) connected to the power supply line (5). Switches enable and disable connections of the receivers to the corresponding track circuit and to the corresponding power supply sensor.
An electrically insulating mechanical joint checker for mechanical joints (21, 22) connecting rails of following track segments (11, 12) of a railway line, each track segment forming part of a track circuit. The track segment (11,12) comprises electric signal transmitting units (3) and receiving units (4) for transmitting and receiving train presence detection signals within said track segment and/or relating communication signals between the train (7) and the track segment. The said train presence detection signals and said communication signals comprise a further joint detection signal, generated and transmitted by the transmitting units (3) and received by the receiving units (4) belonging to the same track segment (11), being the joint detection signal relating to the track segment (11) different at least in respect to the one relating to the adjacent track segments (12). The invention relates also to a method to detect a failure or breakage of a mechanical joint inside a track segment (11).
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