Class / Patent application number | Description | Number of patent applications / Date published |
105340100 | Powered bogie | 13 |
20090031915 | Locomotive Truck and Method for Distributing Weight Asymmetrically to Axles of the Truck - A locomotive truck and method for distributing weight asymmetrically to axles of the truck includes a first axle of a locomotive truck uncoupled from a traction system of the locomotive and a first suspension assembly coupling the first axle to the truck for applying to the first axle a first portion of a locomotive weight. The truck also includes a second axle coupled to the traction system and a second suspension assembly coupling the second axle to the truck for applying to the second axle a second portion of the locomotive weight greater than the first portion so that weight is asymmetrically distributed to the first axle and the second axle so as to transmit a corresponding incremental amount of tractive effort for a given amount of a driving torque applied to the second axle via the traction system of the locomotive. | 02-05-2009 |
20090031916 | System and Method for Modification of a Baseline Ballast Arrangement of a Locomotive - A system and method for modification of a baseline ballast arrangement of a locomotive having an overall tractive effort rating based on symmetrical distribution of weight and driving torque applied by the locomotive to the respective axles of the locomotive. The system includes a locomotive truck comprising an un-powered first axle and a powered second axle. The system also includes a first suspension assembly configured to apply to the first axle a first portion of a locomotive weight and a second suspension assembly configured to apply to the second axle a second portion of the locomotive weight different from the first portion. An amount of locomotive weight allocated from the first axle to the second axle allows modification of a baseline ballast arrangement by reducing an amount of ballast in the baseline ballast arrangement corresponding to the amount of weight allocated from the first axle to the second axle. | 02-05-2009 |
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 |
20100116167 | UNDERCARRIAGE FOR A RAIL VEHICLE - An undercarriage ( | 05-13-2010 |
20100170413 | Locomotive Truck and Method for Distributing Weight Asymmetrically To Axles of the Truck - A locomotive (or other rail vehicle) truck and method for distributing weight asymmetrically to axles of the truck includes a first axle of a truck uncoupled from a traction system of the locomotive and a first suspension assembly coupling the first axle to the truck for applying to the first axle a first portion of a locomotive weight. The truck also includes a second axle coupled to the traction system and a second suspension assembly coupling the second axle to the truck for applying to the second axle a second portion of the locomotive weight greater than the first portion so that weight is asymmetrically distributed to the first axle and the second axle so as to transmit a corresponding incremental amount of tractive effort for a given amount of a driving torque applied to the second axle via the traction system of the locomotive. The axle weight distribution involves relatively slight weight distribution compared to the nominal weights normally carried by the axles. | 07-08-2010 |
20100319567 | System and Method For Modification of a Baseline Ballast Arrangement of a Locomotive - A system and method for modification of a baseline ballast arrangement of a locomotive (or other rail vehicle) having an overall tractive effort rating based on symmetrical distribution of weight and driving torque applied by the locomotive to the respective axles of the locomotive. The system includes a locomotive (or other rail vehicle) truck comprising an un-powered first axle and a powered second axle. The system also includes a first suspension assembly configured to apply to the first axle a first portion of a locomotive weight and a second suspension assembly configured to apply to the second axle a second portion of the locomotive weight different from the first portion. An amount of locomotive weight allocated from the first axle to the second axle allows modification of a baseline ballast arrangement by reducing an amount of ballast in the baseline ballast arrangement corresponding to the amount of weight allocated from the first axle to the second axle. The axle weight distribution involves relatively slight weight distribution compared to the nominal weights normally carried by the axles. | 12-23-2010 |
20110067596 | RAIL VEHICLE WITH INDIVIDUAL WHEEL DRIVES - A rail vehicle has a powered bogie, wherein the powered bogie has driven wheels. Each driven wheel of the powered bogie can be driven by an electric machine, with a power converter being assigned to the electric machine. As a result, a separate power converter is assigned to each driven wheel. | 03-24-2011 |
20110100253 | VEHICLE DRIVE APPARATUS - According to one embodiment, a vehicle drive apparatus configured to drive a vehicle includes a motor arranged on a bogie to drive a wheel, a cooling fan arranged to be rotatable integrally with a rotational shaft of the motor to cool the motor, a control device arranged under a floor of the body to face the bogie and configured to supply an electric power to the motor and control the motor, and a ventilation duct arranged between the motor and the control device and configured to guide a cooling wind blown by the cooling fan into the control device. | 05-05-2011 |
20110162553 | Modularized Motor Or Generator Housing With Cast Attachments Bars - A motor or generator housing for electric traction including a cast housing body with cast or welded fastening areas circumferentially spaced on the envelope surface adapted to be mounting areas for attachment lugs, safety noses, air duct channels or terminal boxes. A bogie attachment device and a safety nose device adapted to be fixed to a motor housing is also contemplated. The devices have attachment areas formed to attach and be fixable to the attachment areas of the motor housing. A motor or generator including such housing is further contemplated. | 07-07-2011 |
20110253003 | MOTORED BOGIE | 10-20-2011 |
20130000507 | LOCOMOTIVE TRUCK AND METHOD FOR DISTRIBUTING WEIGHT ASYMMETRICALLY TO AXLES OF THE TRUCK - A locomotive (or other rail vehicle) truck and method for distributing weight asymmetrically to axles of the truck includes a first axle of a truck uncoupled from a traction system of the locomotive and a first suspension assembly coupling the first axle to the truck for applying to the first axle a first portion of a locomotive weight. The truck also includes a second axle coupled to the traction system and a second suspension assembly coupling the second axle to the truck for applying a second portion of the locomotive weight to the second axle that is greater than the first portion so that weight is asymmetrically distributed to the first axle and the second axle so as to transmit a corresponding incremental amount of tractive effort for a given amount of a driving torque applied to the second axle via the traction system of the locomotive. The axle weight distribution involves relatively slight weight distribution compared to the nominal weights normally carried by the axles. | 01-03-2013 |
20140116285 | RAILWAY TRUCK HAVING VENTILATED BOLSTER ASSEMBLY - A railway truck is disclosed for use with a locomotive. The railway truck may include a first axle, a second axle, a plurality of wheels connected to each of the first and second axles, a frame connecting the first and second axles, and a plurality of traction motors. The railway truck may also include a bolster assembly pivotally connected to the frame. The bolster assembly may include a hollow bolster having an inlet and a plurality of outlets in communication with the inlet. The plurality of outlets may generally correspond to the locations of each of the plurality of traction motors. The hollow bolster may also include a flexible bellow extending between each of the plurality of outlets and each of the plurality of traction motors. | 05-01-2014 |
20140338559 | RAIL VEHICLE - A rail vehicle has at least one bogie and an electrical supply device with a fuse protection apparatus, a distributing apparatus, which is arranged in the rail vehicle interior and which is electrically connected to the fuse protection apparatus. A first housing is arranged in the rail vehicle under floor area and includes electrical components that are electrically connected to the distributing apparatus. The bogie, viewed in the direction of travel of the rail vehicle, is arranged between the distributing apparatus and the first housing. In order to provide a generic rail vehicle for which short cable paths are achieved and doubling of cables is avoided in a bogie area, the fuse protection apparatus is arranged in a second housing different from the first housing. The first and second housings, relative to the direction, are arranged on both sides of the bogie. | 11-20-2014 |