Patents for B60L 9 - Electric propulsion with power supply external to vehicle (3,318) |
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02/08/1990 | DE3826755A1 Circuit arrangement for DC controller operation of an electric motor in the driving mode and braking mode |
02/01/1990 | DE3826283A1 Mains converter for a multi-system, multiple-unit train |
01/18/1990 | DE3824202A1 Method for controlling a four-quadrant controller |
12/21/1989 | DE3833372C1 D.C. chopper converter circuit with a turn-off thyristor |
12/07/1989 | DE3817652A1 Electrically operated tractive unit with at least two drive systems |
11/16/1989 | DE3907940A1 Method for symmetrising the voltage sharing in power converters having multi-point connection |
07/26/1989 | EP0325377A2 Control device for an electric vehicle |
07/12/1989 | EP0323837A1 Apparatus and method for controlling electric car |
06/21/1989 | EP0320560A1 Motor device for driving of vehicles and industriel machines |
04/25/1989 | US4825131 Control system for induction motor driven electric car |
03/30/1989 | DE3731023A1 Device for electrically equipping D.C. chopper converter railway vehicles |
03/02/1989 | DE3726423A1 Circuit for a direct current series-characteristic motor |
02/09/1989 | DE3725515A1 Extinguishing thyristors of railway or industrial power converter - using self-commutating rectifier across AC voltage terminals of main rectifier |
01/25/1989 | EP0300392A2 Rectifier circuit for supplying DC voltage to an intermediate circulating current circuit |
12/20/1988 | US4792703 Earthed circuit for an electric railway car |
12/14/1988 | CN88103301A Control apparatus for pwm-controlled, variable voltage/variable frequency inverters |
12/08/1988 | DE3709005C1 Circuit arrangement for D.C. chopper convertor-operated D.C. series-wound motors |
12/07/1988 | EP0293844A2 A control apparatus for PWM-controlled, variable voltage/variable frequency inverters |
12/01/1988 | DE3717481A1 Circuit arrangement for driving a DC machine with a plurality of DC controllers |
11/30/1988 | CN88201505U Roller conducting electrodynamic collision toy car |
11/15/1988 | US4785225 Control apparatus for an induction motor |
09/14/1988 | CN86100322B Driving way for power vehicle |
08/30/1988 | US4766967 Oscillation control system for electric motor drive |
07/12/1988 | US4757240 Apparatus for controlling electric vehicle using induction motor |
05/24/1988 | CA1237184A1 Ferrite permanent magnet electrical machine and the application thereof within vehicle traction drives |
05/18/1988 | EP0267548A2 Device for control of an inverter fed rotating field machine |
05/18/1988 | CN87107660A Control system for induction motor driving electrically-propelled vehicle |
04/20/1988 | CN87106844A Control arrangement for induction motor |
03/02/1988 | EP0052343B1 Electric machine |
10/13/1987 | US4700283 Control system for an electric locomotive having AC to DC converters |
09/08/1987 | CA1226653A1 Load feed device, especially for direct current motors of ac-dc railway locomotives |
08/11/1987 | US4686434 Electric vehicle monitoring system |
07/01/1987 | EP0226965A2 Oscillation control system for electric motor drive |
04/08/1987 | EP0217411A2 Apparatus for controlling electric vehicle using induction motor |
02/03/1987 | US4641234 A-C or D-C to D-C converter for dual current locomotives with D-C motors |
12/17/1986 | CN86100322A Driving way for power vehicle |
12/10/1986 | EP0204690A1 Supply circuit |
12/03/1986 | CN86102173A Control apparatus for an electric railway vehicle |
11/05/1986 | CN86102665A Control system for an electric locomotive having ac to dc converters |
10/29/1986 | EP0199315A2 Control system for an electric locomotive having AC to DC converters |
10/15/1986 | EP0197370A1 Power supply circuit for an electric device |
10/07/1986 | CA1212445A1 Trackside-controlled electric railway system and locomotive therefor |
08/19/1986 | US4607321 Inverter |
07/02/1986 | CA1207023A Multiple output dc-to-dc voltage converter apparatus |
06/10/1986 | CA1205888A1 Electric car control system |
06/10/1986 | CA1205858A1 Means for controlling a forced commutated hybrid ac- to-dc electric rectifying bridge to avoid reverse recovery overvoltage in the diode leg |
05/06/1986 | CA1204196A1 Vehicle speed control device for use in trolley- assisted dump trucks of single phase alternating current system |
03/19/1986 | EP0174639A2 Electric railway car control device |
03/05/1986 | EP0173077A2 AC supply device to actuate and to brake a DC train drive in a regenerator mode |
03/04/1986 | CA1201516A1 Fault responsive means for changing control sequence of a multiple-bridge electric power converter |
02/11/1986 | US4570111 Firing angle control system |
02/05/1986 | EP0170289A2 Power supply device for AC powered DC train engines |
10/15/1985 | CA1195253A1 Railess vehicle for underground mining |
09/24/1985 | US4543518 Static traction/braking switch-over circuit for a variable speed system including an asynchronous motor powered by current switching |
07/31/1985 | EP0149877A1 Trackside-controlled electric railway system, and locomotive therefor |
07/30/1985 | US4532458 Variable-speed electrical machines |
07/17/1985 | EP0148558A2 Motor electrical positioning system and the application thereof within vehicle traction drives |
07/09/1985 | US4528487 Electric car control system |
07/03/1985 | EP0147280A1 Supply method and apparatus for a load, especially a direct-current motor for bi-current railway locomotive |
04/16/1985 | US4511100 Railless vechicle for underground mining |
04/03/1985 | EP0135874A2 Control system for AC electric car |
02/26/1985 | CA1225695B Braking control |
02/26/1985 | CA1183201A1 Braking control |
02/12/1985 | CA1182514A1 Variable-speed electrical machines |
11/20/1984 | US4483148 Vehicle speed control device for use in trolley-assisted dump trucks of single phase alternating current system |
10/17/1984 | EP0121723A1 Firing angle control system |
10/16/1984 | US4476947 Electric car and roadway system |
10/10/1984 | EP0121214A1 Static changing device for drive-brake operation of variable speed asynchronous motors fed by a current converter |
09/04/1984 | US4469187 Articulated bus |
08/15/1984 | EP0115857A1 Means for supplying power to electrical apparatuses in a railway vehicle |
04/18/1984 | EP0105497A1 Electric car control system |
03/20/1984 | CA1164076A1 Unmanned material handling system for servicing a multi-level structure |
12/21/1983 | EP0096468A2 Ferrite permanent magnet electrical machine and the application thereof within vehicle traction drives |
09/21/1983 | EP0088868A1 Underground railless vehicle |
09/20/1983 | US4405886 Braking control |
08/10/1983 | EP0085394A1 Control system for electric cars driven by induction motors |
06/21/1983 | US4388977 Electric drive mechanism for vehicles |
05/11/1983 | EP0078417A1 D.C. series motor for vehicles |
12/28/1982 | US4366533 PWM Inverter device |
12/28/1982 | CA1138540A1 Power control system for electrically driven vehicle |
09/15/1982 | EP0059924A1 Control apparatus for electric cars propelled by induction motor |
09/07/1982 | US4347918 Drive device for a vehicle |
06/15/1982 | US4335337 Control system for electric motor vehicle |
06/09/1982 | EP0053414A1 Circuit arrangement for regrouping several drive units |
05/26/1982 | EP0052346A2 Electrical drive or generator |
05/26/1982 | EP0052345A2 Rotary energy storage unit |
05/26/1982 | EP0052344A2 Rotary drive or rotary generator |
05/26/1982 | EP0052343A2 Electric machine |
04/29/1982 | WO1982001350A1 Control unit and control method for an a.c.electric car |
04/27/1982 | US4327313 Control apparatus for electric car |
04/15/1982 | WO1982001283A1 Variable-speed electrical machines |
04/07/1982 | EP0049106A1 Variable-speed electrical machines |
02/09/1982 | US4315203 Control system for induction motor-driven car |
12/15/1981 | US4306283 Power factor improving apparatus for power converter |
10/14/1981 | EP0037564A2 Automatic drive-brake control system |
04/14/1981 | CA1099377A1 All-electric a.c. tractor |
01/21/1981 | EP0022663A1 PWM inverter device |
01/14/1981 | EP0022267A1 Control system for induction motor-driven car |
10/14/1980 | US4227595 Current transmitting system for electrical vehicle |
09/17/1980 | EP0015641A2 Power factor improving apparatus for power converter |