Class 105/73 - Traction regulators

Subclass of Class 105 - Railway rolling stock
Definition: Devices for increasing the tractive effect of a locomotive.
No. of patents: 37
Last issue date: 06/24/2008

Number	Title	Issue Date
7389730	Track-guided toy vehicle A toy vehicle is operated as a track-guided vehicle and cooperates with a metallic current rail device of the track via one or more current consumers. A magnet is installed in the toy vehicle which is moved by an electric motor to optimize the traction between the t...	06/24/2008
7337682	Gauge restraint measuring system A direct measuring loaded gage axle assembly that measures track strength by directly measuring constant load on split axles as vertical loads are imposed by a hydraulic ram, and horizontal loads being supplied by horizontal rams through split axles and steel wheels...	03/04/2008
7277792	Vehicle guidance software, method and system The present invention relates to vehicle guidance software for use with an agricultural vehicle having a guidance system. The software includes a processing portion (24) for generating a set of guidance indicators from a set of waypoints. The software further...	10/02/2007
7190133	Energy storage system and method for hybrid propulsion A hybrid propulsion system. The system comprises one or more hybrid propulsion traction drives having an electric motor operable to produce mechanical power for propulsion. A hybrid propulsion traction drive is operable to receive power from an on-board power genera...	03/13/2007
7152888	System and method for improved detection of locomotive friction modifying system component health and functionality A system and method for assessing a health and functionality of a locomotive friction modifying system wherein the locomotive has a friction modifying applicator associated with a wheel of the locomotive for applying a friction modifying agent to a rail on which the...	12/26/2006
7040439	Hybrid car control apparatus A motor control apparatus for a hybrid car is capable of reducing a spin of the wheel driven by the motor. The hybrid car comprises an engine driven wheel driven by an engine and a motor driven wheel to be driven by a motor for driving the wheel not driven by the en...	05/09/2006
7035065	Electrical ground isolation and secondary failure reduction detection and isolation A system for isolating electrical ground faults and secondary failures in an electrical system, the system comprising an AC ground isolation state machine for detecting and isolating an AC ground, a DC ground isolation state machine for detecting and isolating a DC ...	04/25/2006
6976432	Road/rail vehicle with load-shifting device A railcar-moving vehicle comprises a modified semi-tractor, having a highway mode for operation on roadways, and a rail mode for operation on rails. The vehicle includes an elongate frame with selectively extendable high rail wheels for guiding the vehicle on rails,...	12/20/2005
6925941	Elevated train Elevated train comprised of one or more wagons (1) that move suspended from a rail (2) or the like. This rail is provided at the train stops with at least two transverse gaps that determine a segment (5) from which said train is suspended, with ...	08/09/2005
6634303	Locomotive wheel slip control and method A wheel slip control for DC series wound traction motor vehicles such as railway locomotives in which each traction motor drives an axle and connected wheel set. The control utilizes motor field shunting, also known as field weakening, for providing wheel...	10/21/2003
6497182	Railroad locomotive traction motor isolation A railroad locomotive includes traction motors for propelling the locomotive, and an isolation switch disposed in signal communication with at least one of the traction motors for isolating a faulting motor from the other traction motors....	12/24/2002
6422151	Toy car with adjustable magnetic adhesion The invention relates to a toy car with adjustable magnetic adhesion for an auto racetrack having ferromagnetic current conductors countersunk in the roadbed. The conductors are in active communication with a permanent magnet countersunk in the chassis of...	07/23/2002
6267062	AC drive industrial switching locomotive The two axle locomotive of this invention includes a diesel engine directly coupled to a generator for generating power to a single electrical traction motor. Preferably, the drive motor is an AC traction motor which drives both axles of the locomotive us...	07/31/2001
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
6082268	System for automated transport of automobile platforms passenger cabins and other loads A system is provided that uses small carrier vehicles that operate along electrified guideways and use standardized connections to automatically carry passenger cabins, freight loads and automobile platforms to desired destinations. Front and rear bogies ...	07/04/2000
5775228	Locomotive adhesion enhancing slipping discs At least one powered disc is suspended from a locomotive and applied to a rail surface for treating the rail surface ahead of driven locomotive wheels to increase adhesion between the driven wheels and the rail surface. Torque applied to the disc varies t...	07/07/1998
5666884	Overhead vehicle having spring-biased, rail-urged lever-mounted guide wheel for electrically powered drive wheel A vehicle travels along a rail and, driven by an onboard motor. The vehicle includes an auxiliary guide wheel mounted in a floating arrangement on a component acted upon by a helical spring. A shaft on which the wheel is mounted is disposed in an elongate...	09/16/1997
5664502	Wheel assembly capable of maintaining engagement with a rail having an uneven portion therein Wheel assembly capable of maintaining engagement with a rail having an uneven portion therein. The wheel assembly includes a frame adapted to pivot about a pivot axis defined by the frame. At least one wheel is rotatably connected to the frame for travers...	09/09/1997
5657699	Rail gripping vehicle A combination including a track arrangement and a vehicle to be operated on the track arrangement. The track arrangement has two sets of laterally spaced apart running faces, each set including an upper running face and a lower running face. The vehicle i...	08/19/1997
5398617	Overhead rail conveyor system with improved traction having elastically deforming wheel or rail portions A conveyor system for moving loads, comprises including an overhead rail (11, 211) along which run motor-driven carriages (10), each carriage having a motor-driven wheel (13, 113, 213, 313, 413, 513) resting on the upper part of the rail and a frame (12, ...	03/21/1995
5359941	Transportation system, vehicle and method A transport assembly for use, for example, in mass transportation, comprises a track and a frame mounted to the track for motion therealong, the frame including a housing which defines a traction chamber in communication with the track. At least one tract...	11/01/1994
5301615	Railcar moving vehicle having monitored weight transfer process including sensors for sensing transfer of full weight A railcar moving vehicle having a hydraulic system for raising the vehicle coupler while coupled to a railroad car or the like to transfer weight from the railcar to the vehicle. By this invention, fluid pressure in the hydraulic power line is sensed, to ...	04/12/1994
5241911	Conveyor system including a support rail with travel surfaces for driven support wheels of vehicles A conveyor system includes a support rail with travel surfaces for driven support wheels of vehicles, such as suspended or elevated trolleys or the like. An additional rail is provided for additional wheels which apply contact pressure to the support whee...	09/07/1993
5235917	Monorail trolley with U-shape frame extending over, above, and surrounding the rail A trolley for traveling along a beam supported from below and having two protruding flanges comprising a frame that partially surrounds the beam, a travel wheel mounted so that it contacts and rolls on an upper surface of the lower flange of the beam, a s...	08/17/1993
5231933	Material conveyor system comprising powered trolleys on an overhead rail, the rail having varying thickness curved rail sections to maintain a constant spring compression on a roller during traversal of grades A conveyor system (10) with an overhead rail (11) has trolleys (12) with an upper drive wheel (13) and lower bucking rollers (15,16) of which at least one is fitted with a spring (17) to provide the necessary traction between drive wheel (13) and rail (11...	08/03/1993
5136218	Method and device for monitoring a railway traction system with individually-driven independent wheels A method and a device for monitoring the drive motors for each pair of coaxial wheels of a railway traction system, including cyclically measuring representative quantities of the mechanical torque temporarily developed by the motors, comparing such quant...	08/04/1992
5092249	Electric overhead trolley system with auxiliary rail and driven auxiliary wheel for traction The invention proposes an electric overhead trolley system in which a travelling gear (14) is provided with a motor-driven driving wheel (16) and at least one auxiliary wheel (30) interacting with an auxiliary track (28), at least in certain sections, whi...	03/03/1992
5069141	Overhead conveyor which provides increased reactive force and traction to drive wheel on ascending rail sections A freight system comprising a conveyor adapted to be driven along a monorail track. A frictional drive wheel of the conveyor engages the upper side of the track and various embodiments of reactive force creating means are positioned to engage the undersid...	12/03/1991
5024163	Derailment resisting, tractive power railway system There is provided a multi-rail vehicle system, which can be used to improve the efficiency of existing systems and to reduce risk of derailments. The systems comprises a vehicle designed to ride upon a pair of conventional outer rails and an additional lo...	06/18/1991
4809616	Device for controlling drive couplings of the axles of a locomotive Device for controlling drive couplings of motor bogie axles of a locomotive. The axles are individually driven by motors (4, 5) controlled by a control assembly receiving signals from sensors (6) which are constituted for measuring the vertical load of at...	03/07/1989
4756463	Automatic welding machine with torch carriage backlash preventing mechanism An automatic welding machine includes a welding torch attached to a torch transporting carriage clamped to a guide rail by at least one pair of opposed wheels in contact with opposite sides of the rail. A drive source, connected to an axle of one of the w...	07/12/1988
4519272	Transmission having a constant torque ratio output at a variable speed ratio output The transmission has a power division transmission which is adapted to provide a variable speed division with a constant torque division. The power division transmission has three branches comprising a motor input shaft and two branched transmissions. Eac...	05/28/1985
4457237	Electronic anti-spin and anti-slip control for drive and brake of an intermittently advancing track working machine A mobile track working machine arranged for intermittent advancement along the track comprises a drive, a brake for braking the driven wheels at respective working sites between the intermittent advancement of the machine, a speedometer generating a signa...	07/03/1984
4431227	Railway friction wheel Method and device for enhancing the adhesion qualities of vehicle wheels through the use of a plurality of embedded members having exposed high frictional surfaces, which are capable of automatically being caused to attain frictional contact with a wheel ...	02/14/1984
4380198	Vehicle having improved coupling system and system for absorption of shock on coupling A self-propelled vehicle for moving railroad cars and the like. The vehicle may have weight transfer means for increasing its traction by taking weight from a railroad car to one that is coupled. The vehicle defines a first chassis having wheels carried t...	04/19/1983
4318346	Biased traveling crane drive An overhead suspension load transporting trolley which is suspended from a track, such as the flange of an I beam, which has a drive wheel suspended below a carriage, which wheel is biased against the I beam by a counterweight on the opposite end of a lev...	03/09/1982
4113114	Method and apparatus for railroad car shunting An interconnected series of in excess of twenty-five railroad cars may be shunted about a yard by attaching a vertically displaceable carriage of a forklift truck to the coupler of the first car in the series through a load bearing coupling adaptor and ra...	09/12/1978

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Class 105/73 - Traction regulators