Patent application number | Description | Published |
20090115249 | Track short-circuit and current return device for a rail vehicle - A rail vehicle of the type comprising including at least one equipped axle which is provided with a transmission shaft which is movable in terms of rotation and which is fixedly joined in terms of rotation to two wheels, each of which is provided with a tire, the device including an electric current supply source, the source supplying a friction assembly with electric current. The friction assembly is alone and is electrically connected to a cable assembly which electrically connects the tires of the two wheels, the cable assembly including a cable portion which extends inside the transmission shaft between the two wheels. | 05-07-2009 |
20100083866 | Railway Vehicle Comprising Pivoting End Bogies - A railway vehicle including two end bogies is provided. Each end bogie includes a chassis; two front wheels and two rear wheels; for each front wheel and each rear wheel, guide for guiding the wheel in rotation and a primary suspension device of the chassis on the guide. At least the primary suspension devices associated with the front and rear wheels arranged on the same first lateral side of the bogie include two longitudinal connecting rods, each connected by a first connection point to the chassis, and by a second connection point to the corresponding guide, at least one resilient component inserted between the two connecting rods to define at least the vertical stiffness of the primary suspension device, the two connecting rods being offset longitudinally relative to one another. Each end bogie includes pivot connector suitable for connecting the end bogie to the vehicle. | 04-08-2010 |
20100107923 | Primary Suspension Device for a Railway Vehicle Bogie - Disclosed is a device ( | 05-06-2010 |
20100132585 | Railway Vehicle Comprising Pivoting Bogies - A railway vehicle including a plurality of bogies is provided. Each bogie includes a chassis, two front wheels and two rear wheels. For each front wheel and each rear wheel, a guidance device is provided for guiding the wheel in rotation and a primary suspension device of the chassis is provided on the guidance device. At least the primary suspension devices associated with the front and rear wheels are arranged on the same first lateral side of the bogie. The primary suspension devices each include two longitudinal connecting rods, each connected by a first connection point to the chassis and by a second connection point to the corresponding guidance device and at least one resilient component inserted between the two connecting rods to define at least the vertical stiffness of the primary suspension device, the two connecting rods being offset longitudinally relative to one another. Each of the bogies also includes a pivot connection device for connecting the bogie to the railway vehicle. | 06-03-2010 |
20100132586 | Motor-Driven Bogie for a Streetcar - A powered bogie for a railway vehicle, including one or more motors mounted on the bogie chassis, the front and rear reducing gears being arranged between, on the one hand, a longitudinal plane midway between the two front wheels and midway between the two rear wheels and, on the other hand, a longitudinal plane passing through the front wheel and the rear wheel situated on the same, first transverse side of the bogie is provided. | 06-03-2010 |
20100186620 | Bogie for Railway Vehicle - A bogie for a railway vehicle including a chassis; two front wheels and two rear wheels; and for each front wheel and each rear wheel, a guide for guiding the wheel in rotation and a primary suspension device of the chassis on the guide is provided. At least the primary suspension devices associated with the front and rear wheels arranged on the same first lateral side of the bogie each include two longitudinal connecting rods, each connected to the chassis by a first connection point and to the corresponding guide by a second connection point, and at least one resilient component inserted between the two connecting rods to define at least the vertical stiffness of the primary suspension device, the two connecting rods being offset longitudinally from one another. | 07-29-2010 |
20100307370 | Railway vehicle power bogie having a semi-suspended motor - A bogie includes two pairs of wheels ( | 12-09-2010 |
20100307371 | Articulated bogie for a railway vehicle - A bogie includes two pairs of wheels ( | 12-09-2010 |
20110253003 | MOTORED BOGIE | 10-20-2011 |
20130333590 | Bogie for Railway Vehicle with a Suspension System - A bogie is provided. The bogie includes two pairs of wheels, the wheels of each pair are connected to each other by an axle structure, this axle structure includes, for each wheel, an axle box. The bogie includes an articulated chassis, each axle structure is supported by the chassis by way of the primary suspension device. The primary suspension device includes, for each wheel, an arm extending substantially longitudinally between a first end that is integrally joined with the axle box associated with this wheel, and a second free end. The arm is articulated between the first and second ends about a pivot connection with the chassis. For each arm, a primary helical spring extends between a first seat provided on the second end of the arm, and a second seat carried by the chassis. | 12-19-2013 |