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| Number | Title | Issue Date |
| 7328660 | Flexible connection device between a bogey side beam and an axle-box The flexible connection device of the invention is disposed between a flexible side beam of a bogey frame and an arm of an axle-box, and wherein the stiffness of the connection is greater in the vertical direction (Z) than in the two horizontal directions (X, Y). Th... | 02/12/2008 |
| 7165659 | Block brake device of a bogie of a rail vehicle A block brake device of a bogie of a rail vehicle containing two wheel sets with two wheels respectively as well as two brake beams each assigned to a wheel axle and extending parallel to the latter, which brake beams carry brake blocks and are mutually connected by... | 01/23/2007 |
| 7070028 | Frequency dependent damper A gas shock absorber has a pressure tube which defines a working chamber. A piston divides the working chamber into an upper working chamber and a lower working chamber. A flow path extends through the piston to provide fluid communication between the upper and lowe... | 07/04/2006 |
| 7066095 | Railway undercarriage with a radially adjustable wheel axles A rail vehicle undercarriage comprises a load bearing implement 1 in the form of the bogie frame of a two-axle bogie, wherein the load bearing implement 1 is supported on two wheel pairs 4, 4; 4, 4 by means of spring elements 2. One respe... | 06/27/2006 |
| 6966266 | Device for the radial control of a rail vehicle The invention relates to a device for the radial control of a rail vehicle. According to the invention, at least one wheel set (1) is mounted in a bogie or chassis and the ends of said wheel set(s) can be adjusted in the longitudinal direction of the vehicle,... | 11/22/2005 |
| 6910426 | Control arm system for steering bogie wheels and axles An improved bogie control arm for steering wheels and axles of bogies comprising of two pairs of C-type control arm made out of rolled steel channel section which has been flared by splitting the web and thereafter welding profile cut steel plates, two pairs of fabr... | 06/28/2005 |
| 6871598 | Arrangement of radial bogie An arrangement for self-steering, radial bogie, truck or vehicle frame for locomotives and other railroad vehicles, which includes steering beams for and located behind their respective leading and trailing wheelsets, and whose rotary motions are coupled by an inter... | 03/29/2005 |
| 6860210 | Rail vehicle system A rail vehicle system that has connecting bogies, supply units, control units, and transportation units, which can be placed on said connecting bogies in order to form a train with a modular construction. The connecting bogies contain at least two axles, one of whic... | 03/01/2005 |
| 6601521 | Traveling cleaner for textile manufacturing plant A traveling cleaner (12) for a textile manufacturing plant, the carriage of which has a carrying structure (18) supported on three running wheels (1, 2, 3). The running wheels (1, 2, 3) are suspended on wheel suspension units (20) and are arranged in a tr... | 08/05/2003 |
| 6439130 | Self-steering bogies The invention concerns an inter-axle shear stiffening apparatus for a self-steering rail bogie and a self-steering rail bogie equipped with such apparatus. The apparatus has axle structures including axles (16, 16.1) which are journalled in axle box beari... | 08/27/2002 |
| 6418859 | Running gear for rail vehicles A truck for a railway vehicle has a truck frame with four individual wheels, which are mounted so that they can rotate around horizontal axles, and whereby one wheel pair is driven. To be able to negotiate tight curves with minimal wear, maximum safety an... | 07/16/2002 |
| 6371033 | High capacity integrated railway car truck A three piece stabilized railway car truck is provided with dimensions corresponding generally with an AAR nominal 100 ton size truck and a load carrying capability satisfactory for use with railway cars having a 315,000 pound gross weight on rail rating.... | 04/16/2002 |
| 6250232 | Running gear for a rail vehicle A running gear for a rail vehicle having sprung longitudinal members of plastic, connected to one another by means of a cross-member structure and at their free ends to axle-boxes for rail wheels. In order to obtain optimal stability of the wheelset guida... | 06/26/2001 |
| 6233806 | Method of removing and changing brake shoes A steering arm assembly for use with railway car trucks having pivotal frames and brake systems is disclosed. The steering arm assembly has two U-shaped sub-assemblies. Each sub-assembly has two side arms connected by a center arm. The side arms each have... | 05/22/2001 |
| 6182576 | Monorail system A monorail system for passenger and light freight transportation provides a support structure with an essentially planar top surface and a stabilizer guide rail having a vertical web portion supporting a head portion. The head guides a vehicle along the t... | 02/06/2001 |
| 6119602 | Axlebox suspension system for bogie truck In a bogie truck for a railroad vehicle, provided is an axlebox suspension system in which respective wheelsets can make rotational displacement toward the center of a curve in the railroad at the time of passage of the truck through the curve in the rail... | 09/19/2000 |
| 6035788 | Bogie for rail vehicles A bogie for rail vehicles has a frame, two wheel sets connected with the frame and provided with bearings, a steering linkage for achieving radial adjustments of the wheel sets on curved tracks, springs disposed between the frame and the bearings of the w... | 03/14/2000 |
| 5909711 | Bogie for a railway vehicle with adjustable wheel sets and railway vehicle with such a bogie The bogie contains a bogie frame supported on two wheel sets with a coupling device via which the two wheel sets are coupled to one another so as to be steerable in opposite senses. The coupling device contains an additional adjustment device for the tran... | 06/08/1999 |
| 5802981 | Twelve-axle rail vehicle A railway vehicle having twelve wheel and axle assemblies grouped into six 2-axle truck assemblies. Three truck assemblies are mounted on each of two span bolsters which in turn are mounted on opposite ends of a railway vehicle. All of the truck assemblie... | 09/08/1998 |
| 5680819 | Vehicle combination with at least two vehicles with steered single-wheelset chassis To provide a vehicle combination consisting of at least two railborne vehicles with single-wheelset chassis with a coupling for the single-wheelset chassis, which guarantees the most accurate alignment possible of the single-wheelset chassis in the direct... | 10/28/1997 |
| 5678490 | Self-steering running gear for rail vehicles A self-steering running gear for rail vehicles includes at least one Bissel-type axle. Through a proper geometrical proportioning of the running gear, the Bissel-type axle is oriented in a perfectly radial condition along a constant radius curve, in a rea... | 10/21/1997 |
| 5662046 | Method and apparatus for controlling railway truck hunting and a railway car body supported thereby A method and apparatus for controlling relative movement such as rotary movement between a railway truck and a car body supported thereby to control truck hunting through application of reaction forces resisting such rotary movement which are effective pr... | 09/02/1997 |
| 5647283 | Railway truck and steering apparatus therefor A railway truck and steering apparatus therefor having rigid steering arms which are fixed with respect to a pair or longitudinally spaced railway truck wheelsets, and preferably the axial ends thereof, in a manner to have an essentially fixed angular rel... | 07/15/1997 |
| 5603265 | Angled traction rods A self-steering wheel truck for use with a railway locomotive or powered transit car in which tractive force is transferred from the axle to the frame through angled traction rods and steering beams connecting with the end axles. The steering beams interc... | 02/18/1997 |
| 5582111 | Railway axle with orientable wheels and variable width A railway axle assembly with orientable wheels (8) is compensated in width when passing on a railway track curve. The assembly comprises side beams (5,5') articulated to the opposing ends of a telescoping axle (4). The side beams (5,5') are coupled to eac... | 12/10/1996 |
| 5540157 | Single-axle bogie for trackbound vehicle The invention relates to a self-steering single-axle bogie for trackbound vehicles comprising one single wheel set (8) and wherein each wheel (8a, 8b) is rigidly connected to an intermediate wheel axle (14), wherein the wheel set (8) is attached rigidly o... | 07/30/1996 |
| 5524550 | Bogies for rail vehicles A bogie for rail vehicles, in particular a driven bogie, with a bogie frame, includes two or more wheelset units each of which comprises at least one drive unit and/or brake unit. The wheeset units are connected with the bogie frame via a primary suspensi... | 06/11/1996 |
| 5503084 | Device for improving warp stiffness of a railcar truck A structural device is attached to each sideframe pedestal jaw of a railcar truck wherein the bearing adapter is joined to the sideframe and is prevented from rotating within the pedestal jaw opening. The bearing adapter inboard and outboard faces maintai... | 04/02/1996 |
| 5461987 | Side arm structure of a steering arm assembly having an undercut radius A steering arm assembly for a railway truck has an undercut compound radius between the body portion and the longitudinal segment on of each side arm in order to decrease the stress intensity at this location, which resultantly provides increased flexural... | 10/31/1995 |
| 5448953 | Running gear unit for low-floor rail vehicles A running gear unit for low-floor rail vehicles includes a running gear frame on which individual wheels are rotatably mounted through a respective rocker and the rocker is articulatingly attached and supported by primary springs. The running gear frame i... | 09/12/1995 |
| 5224428 | Strengthened structure for a steering arm assembly having a compound radial fillet at juncture A steering arm assembly for a railway truck has compound fillets between the cross-beam or body portion and each sidearm to provide increased flexural strength to the assembly while maintaining the clearance between the steering arm and truck components.... | 07/06/1993 |
| 5222440 | Tilt compensator for high-speed vehicles, in particular rail vehicles A device for compensating the tilt of the carriage body of a rail vehicle when travelling around sharp turns at high speeds includes a tilt compensator with a four-bar mechanism, the tilt compensator being operationally connected to an energy storage devi... | 06/29/1993 |
| 5205220 | Railway truck An improvement in railway trucks having a flexible frame and independent drive mechanism particularly adapted to accommodate the flexing frame. The frame includes parallel first and second frame members, a first cross-member rigidly attached to the first ... | 04/27/1993 |
| 5191841 | Railroad bogie and rail grinder using the bogie A short wheel base bogie provides stability by using a double pivot arrangement. Wheels are mounted to walking beams on each side of the bogie. The walking beams are mounted for transverse movement relative to corresponding pivot frames. Upon the bogie ge... | 03/09/1993 |
| 5174218 | Self-steering trucks with side bearings supporting the entire weight of the vehicle A vehicle truck embodying articulated subtrucks or steering arms having a plurality of wheelsets, with steering arm interconnections establishing coordinated steering motions of the wheelsets, the truck also having elastic restraining devices for stablili... | 12/29/1992 |
| 5161468 | Bogies for railed vehicles A bogie for rail vehicles, particularly commuter or short-haul vehicles, has two wheel sets spaced apart in the direction of travel. One wheel set is mounted upon a wheel mounting frame which is coupled to a tranverse member of the bogie frame by way of a... | 11/10/1992 |
| 5123358 | Bogie construction of a railway car A bogie for a railway vehicle comprising of at least two articulated, pivotable and rotatable wheel body parts (2, 3) including wheels or a set of wheels (4, 5) mounted in bearings and the supporting body (6) of the bogie being connected to the parts by a... | 06/23/1992 |
| 5090333 | Bogie for high-speed railborne vehicle The present invention pertains to a bogie for high-speed railborne vehicles, in which the wheel sets are guided on the bogie frame by double leaf spring wheel forks. Stable, quiet straight travel of the bogie over straight sections at top speeds and radia... | 02/25/1992 |
| 5086705 | Linear positioning system The present invention is a positioning system providing precise linear and arcuate movements of the carriage along either straight or curved sections of rail comprising a pair of pivoting bogies attached to the carriage which have a pair of oppositely-dir... | 02/11/1992 |
| 5000097 | Self-steering railway truck A vehicle truck embodying articulated subtrucks or steering arms having a plurality of wheelsets, with steering arm interconnections establishing coordinated steering motions of the wheelsets, the truck also having elastic restraining devices for stabiliz... | 03/19/1991 |
