| Patents for B60L 9 - Electric propulsion with power supply external to vehicle (3,318) |
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| 01/07/1999 | DE19726233A1 Current supply circuit for series excited DC machine e.g. for industrial drives |
| 01/05/1999 | US5856004 Cellulose yarn and cord for industrial application |
| 12/30/1998 | EP0887648A2 Discriminating circuit for differentiating between high voltage DC and high voltage AC |
| 12/16/1998 | EP0883511A1 Regulator device for an asynchronous machine used in particular as a drive for electric vehicles |
| 12/09/1998 | CN1041073C Control system for electric vehicle |
| 12/08/1998 | US5847534 Control system for electric vehicle |
| 12/08/1998 | US5847520 Method and apparatus for adjusting the electric power distribution in a motor vehicle, in patricular a hybrid-powered vehicle |
| 11/26/1998 | WO1998053551A1 Method for controlling an asynchronous machine |
| 11/25/1998 | EP0879732A1 Transformerless supply circuit for an ac vehicle |
| 11/24/1998 | US5841263 Frequency dependent current control system for an AC motor |
| 11/19/1998 | WO1998051552A2 Energy-recovering direct-current electric actuator |
| 11/19/1998 | DE19720697A1 Verfahren zur Steuerung einer Asynchronmaschine Method for controlling an asynchronous machine |
| 11/11/1998 | CN1040628C Motor system for electric vehicles |
| 11/11/1998 | CN1040627C Electric vehicle control system |
| 11/10/1998 | US5834910 Ac motor controlling apparatus |
| 10/28/1998 | CN1197554A Low-loss power current inverter |
| 10/27/1998 | US5828192 Electric vehicle power feed system |
| 10/21/1998 | CN1040383C Electric power changing apparatus |
| 10/08/1998 | WO1998043848A1 Pwm converter control apparatus |
| 10/07/1998 | EP0577611B1 Inductive power distribution system |
| 10/06/1998 | US5819189 Control system for a monorail vehicle |
| 10/01/1998 | WO1998043343A1 Circuit |
| 10/01/1998 | DE19711534A1 Method for regulating the continuous voltage of a current rectifier |
| 09/09/1998 | CN1039684C Driving apparatus, braking apparatus and protection apparatus for electric automobiles |
| 09/08/1998 | US5804973 Control device in an electric vehicle |
| 09/08/1998 | US5804947 Generator controller used in hybrid electric vehicle |
| 09/01/1998 | US5801508 Apparatus for controlling a polyphase AC motor in quick-torque and high-efficiency modes |
| 08/26/1998 | EP0777587A4 Electromagnetic interference detection system for mass transit vehicles with electric propulsion |
| 08/12/1998 | EP0858149A1 Use of a transversal flux machine to drive a wheel in a vehicle, and wheel drive for a vehicle |
| 08/06/1998 | CA2228629A1 Use of a transverse-flux machine for application in a single-wheel drive for vehicles and single-wheel drive for vehicles |
| 07/23/1998 | DE19702132C1 Supply circuit for on-board network of multi-system vehicle esp. locomotive for operation with different types of mains voltage |
| 07/22/1998 | CN1188453A High voltage power converter system |
| 07/15/1998 | EP0852842A1 Low-loss power current inverter |
| 06/25/1998 | DE19721450C1 Transformerless supply circuit e.g. for AC vehicle |
| 06/25/1998 | DE19712564C1 Filter circuit arrangement e.g. for railway vehicle motor current regulator |
| 06/24/1998 | CN1038826C Driving system for vehicle |
| 06/23/1998 | US5771475 Traveling control apparatus for electric vehicles |
| 06/17/1998 | EP0848486A2 Pulse width modulation method for series connected two-level inverters |
| 06/10/1998 | EP0782783B1 Process for regulating a four-quadrant regulator that works as mains power converter |
| 05/26/1998 | US5757161 Apparatus and method for limiting the speed of an electric motor |
| 05/05/1998 | US5747959 Method of controlling electric vehicle driven by an internal combustion engine |
| 04/29/1998 | EP0838894A1 Electric power converter for ac electric vehicles |
| 04/29/1998 | CN1180334A Cellulose yarn and cord for industrial application |
| 04/21/1998 | US5742493 Power conversion apparatus |
| 04/08/1998 | EP0833758A1 Process and circuit for conversion of electrical energy |
| 04/02/1998 | DE19641630C1 Supply circuit for electrically powered vehicles e.g. rail-borne vehicles |
| 04/02/1998 | DE19638574A1 Power supply for rail vehicle with at least one DC-fed power converter |
| 04/01/1998 | EP0832006A1 High voltage power converter system |
| 03/24/1998 | US5731669 Control apparatus for electric vehicle |
| 03/18/1998 | EP0829948A2 Power converter device with output filter |
| 03/18/1998 | CN1176524A Apparatus and method for supplying power to pulling system with DC voltage through transformer |
| 03/11/1998 | CN1037671C Vehicle having electric and mechanical braking system |
| 03/04/1998 | EP0826550A1 DC power supply device and process for a traction system by means of a converter for different AC or DC voltages |
| 03/04/1998 | CN1174790A Method and device of controlling electric power distribution for motor vehicles especially the mixing power driven vehicles |
| 02/25/1998 | EP0782784B1 Process for regulating a four-quadrant regulator operating as a mains converter |
| 02/24/1998 | US5720110 Configuration for detecting gaps in a conductor rail for electric rail vehicles being fed through conductor rails |
| 02/19/1998 | WO1998007166A1 High power drive from ac and dc sources using cryoelectronics |
| 02/11/1998 | CN1172746A Drive system for engine and control method therefor |
| 02/11/1998 | CN1037331C Electric vehicle control device |
| 02/03/1998 | US5713541 In an electrically powered vehicle |
| 01/28/1998 | EP0820893A2 Traction system for rail vehicle and control method therefor |
| 01/28/1998 | EP0597132B1 Power converter |
| 01/21/1998 | EP0819563A2 Power converter circuit |
| 01/14/1998 | EP0818868A2 Inductive power distribution system |
| 01/14/1998 | EP0817729A1 Cellulose yarn and cord for industrial application |
| 01/06/1998 | CA2104633C Active filter for a traction motor supplied from a single-phase catenary |
| 12/18/1997 | WO1997047492A1 Frequency converter whose line power converter can be connected to either direct current, or single-phase alternating current |
| 12/17/1997 | CN1036749C Inverter apparatus for electric rolling stock |
| 12/10/1997 | EP0811522A2 Multi-current traction system and method |
| 12/10/1997 | CN1167055A Multiple power sources supplied propulsion system and realizing method |
| 12/04/1997 | DE19621979A1 Roadway mounted radiative power transmission system for hybrid automobiles equipped with Stirling motors and with electric motors |
| 11/26/1997 | CN1036512C Electric power conversion device for alternating electric car |
| 11/18/1997 | US5689170 Fail-safe control apparatus for electric vehicle driving motor |
| 11/11/1997 | US5687071 Voltage lowering device and asynchronous traction system supplied from a single-phase mains supply incorporating a device of this kind |
| 10/23/1997 | WO1997038873A1 High voltage power converter system |
| 10/23/1997 | WO1997038768A1 Control system for a monorail vehicle |
| 10/16/1997 | DE19614627A1 Hochspannungs-Stromrichtersystem High-voltage power converter system |
| 10/15/1997 | CN1161916A Method for regulating electric motor for driving multiple-motor-vehicle driving wheel and apparatus thereof |
| 10/14/1997 | US5677610 Control apparatus for electric vehicles |
| 10/14/1997 | US5677604 Control system and control method for electric automobile |
| 10/02/1997 | DE19624090C1 Input circuit for multiple system locomotive with at least two traction motor groups |
| 10/01/1997 | EP0797515A1 Improved tractive effort control for recovery from a wheel slip condition in a diesel-electric traction vehicle |
| 09/25/1997 | DE19611227A1 DC machine feed circuit e.g. for traction drives |
| 09/23/1997 | US5670851 Power conversion control system for plural electric motors and auxiliary circuit |
| 09/18/1997 | WO1997033766A1 Process and circuit for conversion of electrical energy |
| 09/18/1997 | DE19609550A1 Verfahren und Schaltung zur Umformung elektrischer Energie Method and circuit for converting electrical energy |
| 09/04/1997 | WO1997031798A1 Regulator device for an asynchronous machine used in particular as a drive for electric vehicles |
| 09/04/1997 | DE19608077A1 Two-phase induction motor for single phase AC locomotive |
| 09/04/1997 | DE19608039A1 Regelungsvorrichtung für eine Asynchronmaschine, insbesondere als Antrieb für Elektrofahrzeuge Control apparatus for an asynchronous machine, in particular as a drive for electric vehicles |
| 08/26/1997 | US5661378 Tractive effort control method and system for recovery from a wheel slip condition in a diesel-electric traction vehicle |
| 08/21/1997 | DE19615095C1 Flux regulation method for parallel asynchronous motors e.g. for rail-bound vehicles |
| 08/19/1997 | US5659235 Drive controller and control method for electric vehicle |
| 08/06/1997 | EP0787620A2 Electric vehicle controller |
| 08/06/1997 | CN1156522A Improved EMI filter topology for power inverters |
| 08/06/1997 | CN1156098A Power supply system for trolley bus |
| 08/05/1997 | US5654887 Braking force controller for electric vehicle |
| 07/30/1997 | EP0786369A1 Method and device to commonly control several electric motors driving the traction wheels of a vehicle |
| 07/29/1997 | CA2196252A1 Process and device for common regulation of electric motors driving wheels of a vehicle |
| 07/16/1997 | EP0784375A2 Method and circuit arrangement for operating a two-quadrant power supply converter arrangement |
| 07/16/1997 | CN1154308A Electric vehicle control system |