About 32 results
https://drivepatents.com/patents/1397851 · 25 Sep 2024
La présente invention a pour objet une jante (1) circulaire de support de bandage (2) pour un galet de roulement annulaire réalisant un flasque, la jante 1 définissant : - un bord périphérique destiné à porter un bandage, - un bord médial en contac...
https://drivepatents.com/patents/969359 · 1 Oct 2014
An on board fuel storage and supply system for a rail vehicle (10) with fuel consumers (20, 22, 30, 32, 34), characterised by a main fuel tank (24) adapted to be installed in a first railcar (12) of the rail vehicle (10), a buffer fuel tank (36) adapted to...
https://drivepatents.com/patents/969648 · 24 Sep 2014
The vehicle e.g. railway vehicle (1), has a powering or controlling assembly (11) including high voltage electrical appliances (17) for powering or controlling an electrical device (9). An enclosure (15) is formed non-sealed with ambient air (25), contains...
https://drivepatents.com/patents/969641 · 24 Sep 2014
The present invention concerns a monitoring and control system (1) for monitoring and controlling a plurality of safety critical loads (3) comprising: a power supply (13a, 13b), wherein the power supply comprises a first line (13a) and a second line (13b);...
https://drivepatents.com/patents/972966 · 2 Jul 2014
The method (100) involves determining (114,122,124,126) a current value of mode of operation to privilege from values of multiplicity of operating parameters of sub-station. The job function of tweaking which depends on current value of operating process t...
https://drivepatents.com/patents/977228 · 19 Mar 2014
The device (10) has a primary circuit (12) in which a refrigerant circulates, and including an evaporator (24) and a secondary circuit (14) in which fluid circulates. The fluid is passed through the evaporator to exchange heat with the refrigerant. The sec...
https://drivepatents.com/patents/980396 · 25 Dec 2013
This converter has entrance terminals connected to a secondary of a transformer and output terminals connected to a DC motor of a railway vehicle. It comprises: - a main bridge having a first pair of terminals connected to the entrance terminals and a seco...
https://drivepatents.com/patents/983810 · 2 Oct 2013
An improved hard pre charge in a traction system for railway comprising at least two different motors, each motor being controlled by means of a least one of two inverters which are connected in parallel to a common power line that supplies a DC power sign...
https://drivepatents.com/patents/984144 · 4 Sep 2013
The chain (16) has a converter (22) for converting direct input current into polyphase alternating output current. An insulation device (26) is placed between the converter and feed outputs (31), and comprises a set of branches (50). Each branch includes a...
https://drivepatents.com/patents/984439 · 28 Aug 2013
A DC-link decoupling circuit is provided in combination with two inverters which are connected in parallel to a common DC power supply line and each of which inverter driving one different traction motor, switch means being provided for each of said two in...