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