About 32 results
https://drivepatents.com/patents/1006259 · 11 Jan 2012
The device (18) is intended to monitor condition of a railway supply line when the supply line is in contact with a head (14A) of a pantograph (14) of a vehicle (10) in order to power said vehicle (10). The device (18) includes a camera (26) for monitoring...
https://drivepatents.com/patents/1007159 · 14 Dec 2011
The part has insulating walls (124,126) provided with a set of points (P1, P2) arranged nearest to the electrical conductors and extending remotely from one of electrical conductors composed of an electric conducting roof (102) and an armature (106). Anoth...
https://drivepatents.com/patents/1008433 · 19 Oct 2011
The method involves establishing voltage difference between outlet terminals of sub-stations (20A, 20B), so that the current (I) circulates on a continuous current electric supply line (10) between the sub-stations. The continuous current electric supply l...
https://drivepatents.com/patents/1008488 · 19 Oct 2011
The method involves setting up a voltage difference between output terminals of reversible sub-stations (20A, 20B) such that current (I) circulates on a power supply line (10) of a railway vehicle between the reversible sub-stations. An impedance value of ...
https://drivepatents.com/patents/1010925 · 20 Jul 2011
The device (1) has an energy supply device (8) arranged exterior to a vehicle, and a mobile energy collector i.e. pantograph (11), fixed on the vehicle. The energy supply device and the collector have surfaces that are arranged in contact with one another....
https://drivepatents.com/patents/1011229 · 6 Jul 2011
The electric equipment (2) has an alternating current (AC) supply source (6) connected to an AC supply line (12). An AC circuit breaker (14) i.e. vacuum circuit breaker, is arranged on the line to isolate a high voltage equipment from the source when it is...
https://drivepatents.com/patents/1015235 · 2 Mar 2011
The converter (10) has a closed cooling loop (14) comprising a heat exchanger applied against an electric power component i.e. semiconductor switching unit (22). The heat exchanger comprises capillary evaporators (30A-30D), where each evaporator has a capi...
https://drivepatents.com/patents/1067226 · 24 May 2006
The device has Hall effect sensors to acquire rotation speed of each wheel of two pairs of mechanically independent front and rear wheels of a train. Speed limit determination units (72) find a speed limit for the train based on radius of curvature of a ra...
https://drivepatents.com/patents/1070522 · 25 Jan 2006
The system has transforming stations (60, 62) transforming a high alternating voltage into a low alternating voltage. The stations have high alternating voltage inlets (64, 66) and low alternating voltage outlets (70, 72) respectively. Alternating voltage ...
https://drivepatents.com/patents/1070957 · 11 Jan 2006
The vehicle has a body shell (3) that rests on modules of a sustentation device through suspensions. Each suspension has an upper connector (33), a lower connector (34) and an annular membrane (35). The membrane delimits a watertight cavity (C) between the...