| Patents for B61C 15 - Maintaining or augmenting the starting or braking power by auxiliary devices and measures; Preventing wheel slippage; Controlling distribution of tractive effort between driving wheels (709) |
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| 10/26/1994 | CN1093989A Apparatus and method for increasing utilization rate of friction for locomotive |
| 09/22/1994 | DE4308903A1 Arrangement and method for controlling a desired slip of surfaces rubbing against each other under the action of force |
| 08/25/1994 | DE4305096A1 Drive for rail vehicles which is suitable for bends |
| 06/29/1994 | CN2170241Y Sand conveying equipment for IC engine and electric locomotive |
| 06/01/1994 | DE4239711A1 Vehicle control by exchange of data between subsystems via bus - requires control of driving unit by parameter evaluation w.r.t. quantity representing output power or capacity of engine |
| 05/19/1994 | DE4238794A1 Wheel position regulation system for rail vehicle - using electromagnets within wheel controlled to maintain position of wheel rim relative to rail head |
| 05/19/1994 | DE4238049A1 Container for sanding gear of rail vehicles - has adjustable covered channel, enclosing rising pipe, and connected to bore |
| 04/12/1994 | US5301615 Railcar moving vehicle having monitored weight transfer process including sensors for sensing transfer of full weight |
| 04/06/1994 | EP0590234A1 Method and apparatus for eliminating the inclination of a bogie with wheel units |
| 04/06/1994 | EP0590183A1 Method and apparatus for enhancing the running qualities of a bogie with wheel units |
| 03/24/1994 | DE4237764C1 Regulating driven wheel revs. of rail vehicle with front and rear bogies - involves comparing angle of deflection of bogies relative to vehicle longitudinal axis about deflection angle alpha and finding desired wheel revs. by equation |
| 09/14/1993 | US5244171 Intermediary wheel slip sequence speed processing system for multiple axle railway vehicles |
| 08/05/1993 | DE4202413A1 Sand distributing device for rail vehicle - has at least one sand storage container to the lower narrowing funnel-shaped end which connects sand distributing conduit |
| 06/29/1993 | US5223047 Permanent magnet with good thermal stability |
| 04/28/1993 | EP0538967A2 apparatus for drive and brake control of vehicles, equipped with a plurality of single wheel drive and brake modules |
| 04/26/1993 | CA2081291A1 Driving and braking control of vehicles equipped with a plurality of single wheel drive and brake modules |
| 04/14/1993 | CN1070880A Multiple marshaling heavy-duty train coupling stress cutting division tractive method |
| 02/18/1993 | DE4127016A1 Sandstreuer fuer eine lokomotive Gritters for a locomotive |
| 12/03/1992 | DE4212647A1 Equipment for scattering sand in front of wheels of vehicle - has flexible connection between metering head and a scatter feed |
| 11/05/1992 | DE4114515A1 Sand spreading device for railways - using pressurised air jet to push sand around U-bend through exit pipe |
| 11/04/1992 | EP0511949A2 Method of controlling a running gear without rigid axle connection |
| 08/19/1992 | EP0499199A2 Sanding device for vehicles, especially railway vehicles |
| 06/04/1992 | DE4037626A1 Motion regulation between rail vehicles with separate drives - measuring variation in average speed and compensating for longitudinal oscillation between coupled vehicles accordingly |
| 05/19/1992 | US5114073 Wheel and rail assembly |
| 03/17/1992 | US5096509 Anisotropic magnetic powder and magnet thereof and method of producing same |
| 03/03/1992 | US5092249 Electric overhead trolley system with auxiliary rail and driven auxiliary wheel for traction |
| 12/03/1991 | US5069141 Overhead conveyor which provides increased reactive force and traction to drive wheel on ascending rail sections |
| 10/10/1991 | DE4011166A1 Sand dispenser for mining locomotive - comprises storage container with outlet issuing in immediate vicinity of vehicle wheel |
| 05/15/1991 | EP0427138A1 Antiskid or antilock method for electrically driven vehicles and application to detect skid or lock and to measure frictional connection for such a vehicle |
| 01/22/1991 | US4987543 Wheel spin control system |
| 01/08/1991 | US4983232 Rare earth-boron-iron-gallium alloys |
| 01/02/1991 | CA1278466C Propulsion system for integral trains |
| 12/11/1990 | US4976332 Circuit arrangement for the drive of a vehicle |
| 11/28/1990 | EP0398953A1 Control system for vehicles comprising steel wheels for improved wheel wear adjustment |
| 11/22/1990 | DE4002781A1 Wheel spin control system |
| 10/13/1990 | CA2010705A1 Locomotive differential wheel slip control |
| 08/29/1990 | EP0384223A2 Telpher line |
| 08/23/1990 | DE3904766A1 Air pressure-reduced or vacuum transport tube system (ART transport system), jet trains, track changing and transfer systems, jet train stations, jet train transport lines |
| 08/08/1990 | CN1044435A Climb-rope locomotive |
| 07/18/1990 | EP0378066A1 Sanding device |
| 06/07/1990 | DE3840755A1 Tractive force transmission device |
| 03/13/1990 | CA1266713A1 Control apparatus for maintaining traction in electric rolling stock |
| 02/14/1990 | EP0354461A1 Freight system |
| 02/08/1990 | WO1990000995A1 Method and device for controlling and improving the wheel/rail adherence of railway vehicles |
| 01/18/1990 | DE3837909C1 Method and arrangement for measuring speed and displacement in the case of motive power (tractive) units providing total adhesion |
| 12/27/1989 | CN1006211B Control apparatus for maintaining tow of the motor railcars |
| 10/26/1989 | DE3811409A1 Differential compensation of drive axles in rail vehicles in bends in the track with the aid of a divided wheel whose parts can be moved with respect to one another by electric motor |
| 07/27/1989 | WO1989006840A1 Train control having improved wheel wear adjustment for more accurate train operation |
| 05/03/1989 | CN1004062B Method and device for adhesion of rail vehicles |
| 04/19/1989 | EP0311868A2 Steering moment compensation device for a steerable or a self-steering wheel |
| 04/04/1989 | US4819168 Train control having improved wheel wear adjustment for more accurate train operation |
| 03/29/1989 | EP0308760A2 Steering moment compensation device for braked wheels |
| 03/22/1989 | EP0307770A2 Steering moment compensation device |
| 03/07/1989 | US4809616 Device for controlling drive couplings of the axles of a locomotive |
| 01/17/1989 | US4799161 Control apparatus for maintaining traction in electric rolling stock |
| 12/01/1988 | DE3714096A1 Anti-skid device |
| 11/01/1988 | US4781121 System for enhancing traction and energy efficiency in trains |
| 10/25/1988 | CA1243756A1 Series connected series motors for independent loads |
| 09/27/1988 | US4773447 Use in a wheel slip prevention system of a railway car air brake system |
| 09/22/1988 | WO1988007017A1 Pneumatic transfer of particulate material |
| 08/31/1988 | CN87107353A Method of adjusting distribution of locomotive axle loads |
| 07/27/1988 | CN87102508B Viscocity adding apparatus for railway vehicle |
| 07/13/1988 | EP0274034A2 Anisotropic magnetic powder, magnet thereof and method of producing same |
| 06/14/1988 | US4750680 Vertically controlled track sander |
| 05/31/1988 | US4747627 Apparatus for improving adhesion of a railway vehicle |
| 03/01/1988 | US4728216 Apparatus having controlled friction connection between two parts |
| 02/10/1988 | CN87102508A Viscocity adding apparatus for railway vehicle |
| 01/19/1988 | US4719861 Energy management method for a locomotive including single-sided linear induction motors |
| 11/24/1987 | US4709194 Method of controlling the mode of driving electric vehicles |
| 11/19/1987 | DE3639416C1 Method for determining the real speed of a train |
| 10/27/1987 | US4702291 Propulsion system for integral trains |
| 10/21/1987 | CN87202609U Semi-automatic combine machine for screening and storage |
| 10/13/1987 | US4699252 Rolling contact suction system for vehicle braking and adhesion |
| 09/03/1987 | DE3643937A1 Drive of a rail vehicle for rack-and-pinion operation and/or adhesion operation |
| 05/27/1987 | EP0223759A1 Apparatus having controlled friction and method for establishing controlled friction in such apparatus |
| 04/22/1987 | EP0218839A2 A control apparatus for maintaining traction in electric rolling stock |
| 04/22/1987 | CN86105005A Control apparatus for maintaining tow of the motor railcars |
| 04/08/1987 | EP0217636A2 Method and apparatus for improving adhesion of a railway vehicle |
| 04/01/1987 | EP0216594A2 Propulsion system for integral trains |
| 04/01/1987 | CN86106258A Method and device for the adhesion of rail vehicles |
| 01/28/1987 | EP0210057A2 Railway vehicle |
| 04/16/1986 | EP0178289A1 Dispersion device |
| 01/21/1986 | CA1199707A1 Engine and transmission control system for combines and the like |
| 02/05/1985 | CA1182191A1 Method for preventing slip or skid between driving wheels and ground in vehicle drive systems of multiple-axle type with hydrostatic power transmission |
| 01/16/1985 | EP0131519A1 Regulation device for the drive moments of locomotive wheel axles |
| 10/12/1983 | EP0091303A2 Engine and transmission control system for combines and the like |
| 07/06/1982 | US4337706 Railway locomotive |
| 06/22/1982 | CA1126093A1 Apparatus for shifting the body of a railroad vehicle transverse its longitudinal axis and supporting wheel system |
| 04/20/1982 | US4325573 Device for regulating discharge of sand from a vehicle sander |
| 01/12/1982 | US4310191 Wheels having hard particles distributed in metallic tread |
| 12/02/1981 | EP0040680A1 Track guidance of a wheel set for rail or track vehicles |
| 07/28/1981 | CA1105774A1 Track propulsion vehicle |
| 04/29/1981 | EP0027528A2 Sanding device for vehicles |
| 02/17/1981 | CA1095778A1 Rail car moving vehicle |
| 10/28/1980 | US4230045 Method and system for increasing the track-to-wheel friction of the wheels of a locomotive for motive power and decreasing the rolling resistance for trailing loads |
| 10/01/1980 | EP0016471A1 Dosaging device for the sanding apparatus of a vehicle |
| 05/13/1980 | US4202275 Device for protecting self-propelled rail vehicles against swaying |
| 12/04/1979 | CA1067287A1 Miniature vehicle with magnetic enhancement of traction |
| 09/11/1979 | US4167142 Convertible railway car shifting locomotive |
| 05/22/1979 | US4155309 Convertible rail-highway traction vehicle control cab |