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| Number | Title | Issue Date |
| 7285896 | Electrically-actuated A.C. or D.C. motor for providing differential vehicle traction The device includes a housing and an outer shell including tightly wound wire coils fitted within the housing. Rotatable armatures including associated commutators are disposed at outer end portions thereof. The armatures further include spring loaded brushes and a ... | 10/23/2007 |
| 7178463 | Interior contour for bore of a friction support bearing of a railway locomotive traction motor A contour or profile of a bore of a locomotive traction-motor support bearing structure, where such profile preserves the currently center-loading of the upper load zone but moves inboardly the lower load zone to a more general central location. The profile of the b... | 02/20/2007 |
| 7055439 | Interior contour for bore of a friction support bearing of a railway locomotive traction motor A contour or profile of a bore of a locomotive traction-motor support bearing structure, where such profile preserves the currently center-loading of the upper load zone but moves inboardly the lower load zone to a more general central location. The profile of the b... | 06/06/2006 |
| 7007611 | Self steering, three-axle bogie A self-steering, three-axle bogie, in particular for a rail vehicle, comprising wheel sets and wheel set bearing housings allocated to the sets. The outer wheel sets are counter-coupled and can be displaced in a longitudinal direction and the central wheel set can b... | 03/07/2006 |
| 6931997 | Drive unit for a motor vehicle with curved teeth coupling Angular and axial offsets between the motor vehicle rotor (3) and transmission pinion (6) are intended to be compensated by a coupling which can be mounted in an easy manner. According to the invention, a curved teeth coupling (9) is mounted bet... | 08/23/2005 |
| 6868793 | Direct drive for a wheel set A drive for a wheel set (1) of a chassis includes two wheels (3) positioned on a wheel set shaft (2), which can be driven by at least one internal rotor motor that encompasses the wheel set shaft (2) and has a stator (10) and a rot... | 03/22/2005 |
| 6662730 | Device for driving a vehicle and in particular a railway vehicle An electric motor is placed around the axle of a vehicle but includes a rotor that does not contact the axle. A drive element is fastened to the axle and extends radially from the axle. The drive element for driving the axle is coaxially fastened to the a... | 12/16/2003 |
| 6363861 | Bogie for rail vehicles The invention is based on a bogie (1) for rail vehicles on which two interconnected wheel bearing housings, in which wheel axles (5) for rail wheels (2) are mounted, are articulated via an oscillating link (10). The rail wheels (2) are driven by means of ... | 04/02/2002 |
| 6343554 | Vehicle wheel, in particular for a low-platform vehicle A vehicle wheel includes a wheel hub rotatably mounted on a stationary axle and a running tread, tire or the like connected with the wheel hub. A device for connecting structural components such as, for instance, a transmission part or a brake disk, for t... | 02/05/2002 |
| 6253686 | Power puller motor bogie The invention concerns a power puller motor bogie comprising at least a gear motor (6, 10) arranged inside the bogie chassis (4), said gear motor (6, 10) being suspended in said bogie chassis (4) by means of at least two elastic connecting rods (7, 8, 9).... | 07/03/2001 |
| 6220175 | Apparatus and method for mounting a generator to the axle of a railroad car An apparatus and a method of mounting a standard size power generating unit (30) to any one of several different sized railroad cars utilizes different sized interface blocks (28) to mate the unit to the bearing adapter blocks (14) of the cars. The axle (... | 04/24/2001 |
| 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 |
| 6092468 | Torque controlled mechanism for moving and steering a transit vehicle A bi-directional operating automated guided transit system such as a people mover including a vehicle having at least one pair of opposing axles, each axle having a wheel with its own drive system. The vehicle is capable of providing torque controlled ste... | 07/25/2000 |
| 5957058 | Drive unit for electric rail vehicles The invention relates to a drive unit for electric rail vehicles, wherein the hub (7) of a greater wheel (6) driven by an electric traction motor (1) via a pinion shaft (4) forms a hollow shaft stub which surrounds the shaft (9) of a wheel set with a defi... | 09/28/1999 |
| 5915306 | Generator mounting assembly A mounting assembly secures a generator and facilitates attachment to a railroad railcar on the end of the railcar axle. The generator produces electricity from the axle of a railroad railcar while it is traveling on a railroad track. A generator is mount... | 06/29/1999 |
| 5791256 | Axle sprung motor An axle sprung motor assembly for driving a locomotive includes a motor selectively driving a rotatable drive gear. A wheelset assembly includes a pair of flanged wheels mounted on an axle with an axle bearing housing rotatably supported on the axle. A se... | 08/11/1998 |
| 5775229 | On-board generator system Invention relates to an on-board electrical generator system that may be retrofitted to existing railroad vehicles, such as freight cars, box cars, and the like, where rotation of the vehicle's axle powers the system. A preferred use thereof is to charge ... | 07/07/1998 |
| 5345878 | Apparatus and method for moving railway cars A railcar moving device for localized moving of railcars in railyards and the like comprises two hydraulic motors which operatively attach to the railcar, each motor being attached to the end of an axle of the car. A rotatable shaft extends from each moto... | 09/13/1994 |
| 5304848 | Drive unit for vehicles driven on rails A drive unit for vehicles driven on rails includes an electric drive motor having a rotor shaft with first and second ends. A rotor is disposed on the rotor shaft. A pinion is secured to the rotor shaft toward the first end. A transmission is connected to... | 04/19/1994 |
| 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 |
| 4940002 | Railway traction motor with skewed support bearings A railway locomotive truck provides improved mountings and/or configurations for traction motor axle support bearings to improve their wear life. These include tilting, or sloping, of the support bearing bores to more closely match the orientations of the... | 07/10/1990 |
| 4787318 | Traction bogie for a rail vehicle The traction bogie comprises two wheel sets each coupled with a traction motor. The bogie frame is mounted resiliently on the wheel sets with provision for movement at least lengthwise of the bogie. Each of the casings of the traction motors is carried on... | 11/29/1988 |
| 4679507 | Three-axle railway truck steering linkage A three-axle powered self-steering railway truck is disclosed having a five link steering linkage connected between the axles on either side of the truck and interconnected laterally to provide radial steering action of the end axles linked to lateral tra... | 07/14/1987 |
| 4679506 | Railway truck with improved steering linkage, detachable suspension and traction motor mounted brake A self-steering railway truck is disclosed having a novel axle relating traction linkage connecting with the bearing housings of a separable suspension system having detachable spring seats shimable for height adjustment. The brake mechanism is mounted on... | 07/14/1987 |
| 4520734 | Short displacement double acting vehicle suspension system An axle assembly has a longitudinal pivotal connection to a vehicle frame enabling it to rock about a longitudinal axis extending generally longitudinally of the direction of movement of the vehicle. One of the fore-and-aft ends of the axle assembly is hi... | 06/04/1985 |
| 4510395 | Double-axle drive for electric self-propelled railway vehicle A longitudinal double-axle drive for an electric, track-bound, self-propelled vehicle is disclosed in which the electric propulsion motor is disposed longitudinally between two driving axles of the vehicle. The motor drives both driving axles via a respec... | 04/09/1985 |
| 4498562 | Disc brake arrangement for rail vehicles A brake arrangement is disclosed for rail vehicles which include two track wheel sets having two wheels connected by a shaft. A multi-stage reduction gear is connected to each track wheel shaft. The two multi-stage reduction gears are connected to an elec... | 02/12/1985 |
| 4461217 | Motorized railway bogie A bogie for a rail vehicle comprises a hollow jacket having opposite open end faces forming an electric motor housing. A stator winding assembly is press fit into the hollow jacket and receives a rotatably mounted motor shaft which has an axis extending p... | 07/24/1984 |
| 4459919 | Radial truck A supporting and guiding device for railway vehicles has at least four wheels 1, 2 mounted on a support intended to be fixed to the body 3 of a vehicle near one end thereof. The device includes a cross bar 8 maintained perpendicular to the vertical plane ... | 07/17/1984 |
| 4444120 | Track-bound electric motor vehicle Disclosed is a driving arrangement for an electric motor vehicle in which each of the two wheels of an axle is supported on separate shaft sections. Each motor or each rotor of a dual rotor motor drives only one driving wheel of an axle in order to mechan... | 04/24/1984 |
| 4440094 | Fluid self-steering railway vehicle truck Leading and trailing wheel set assemblies of a railway vehicle truck are interdependently steered while traversing a curve by employing the longitudinal forces generated thereby to reposition rub plates which contact associated wheel set assembly journal ... | 04/03/1984 |
| 4434719 | Steering motorized truck A steerable railway truck includes a main frame structure having a bolster and a pair of side frames to be secured to a car body. A pair of "C" shaped sub-frames are interconnected. Extending arm portions of the sub-frames are slidably mounted to the end ... | 03/06/1984 |
| 4417525 | Fluid self-steering railway vehicle truck Leading and trailing wheel set assemblies of a railway vehicle truck are independently steered while traversing a curve by employing the lateral and longitudinal forces generated thereby to reposition rub plates which contact associated wheel set assembly... | 11/29/1983 |
| 4411202 | Rail vehicle The rail vehicle has two bogies each connected to the vehicle body by way of a single rod adapted to transmit traction and braking forces. The rods are disposed in the longitudinal center-plane of the body and are articulated to the body at one end and to... | 10/25/1983 |
| 4409904 | Double-axle drive for railway trucks of railraod vehicles A double-axle drive for trucks of a railway vehicle has a drive motor with a drive shaft extending parallel to the longitudinal axis of the vehicle and a respective gearing mechanism engaged with each end of the drive shaft. Each gearing mechanism is driv... | 10/18/1983 |
| 4398468 | Railway propulsion system suspension A propulsion system suspension is provided for a railway truck of the type which includes a pair of wheels associated with the propulsion system which are secured to the ends of an axle which is mounted to extend transversely between the ends of first and... | 08/16/1983 |
| 4353309 | Motorized railway vehicle truck A motorized vehicle truck having a pair of wheel sets each with a live axle and a motor mounted on each axle with its axis parallel to the associated axle. Each motor is secured to prevent its rotation about the respective axle, but since this permits sub... | 10/12/1982 |
| 4337706 | Railway locomotive The devices for transmitting a traction force to the middle truck apply the force at a theoretical point of attack at a height (h) above the rails so as to have a moment exerted on the middle truck during traction which relieves the load on the leading ax... | 07/06/1982 |
| 4278027 | Resilient railway truck double axle drive A double axle drive for railway trucks of rail vehicles. The axis of rotation of the drive motor extends parallel to the longitudinal axis of the vehicle and extends between the wheel-set axles. The drive motor drives the wheel sets through a bevel gear a... | 07/14/1981 |
| 4278028 | Resilient railway truck articulated shaft housing A parallel drive shaft arrangement for rail vehicles wherein the output shaft of the electric motor is arranged parallel to the axle. The electric motor effects a driving of the axle through a gear arrangement and a toothed coupling. One side of the gear ... | 07/14/1981 |
