Patents for B61C 3 - Electric locomotives or railcars (972) |
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12/15/1999 | EP0963895A2 Vehicle, especially railway vehicle |
12/08/1999 | EP0962374A2 Ready to fit air conditioning module, especially for railway vehicles |
12/02/1999 | DE19824461A1 Einbaufertiges Klimatisierungsmodul, insbesondere für Schienenfahrzeuge Ready-conditioning module, in particular for rail vehicles |
05/20/1999 | WO1999024304A1 Rail vehicle system |
05/19/1999 | EP0915794A1 External pressure-independent throttle ventilation in rail vehicles |
05/06/1999 | DE19819094A1 Schienenfahrzeugsystem Rail vehicle system |
02/10/1999 | CN2306919Y Explosion-proof electric locomotive with special accumulator for coal mine |
11/25/1998 | EP0826266B1 Electric motor drive |
10/22/1998 | WO1998046467A1 Part mass separated from carbody |
07/16/1998 | DE19718425A1 Rail-mounted transport unit for swap bodies e.g. containers |
06/10/1998 | CN1184568A Electric motor drive |
03/05/1998 | DE19638227C1 Shunting device |
03/04/1998 | EP0826266A2 Electric motor drive |
02/19/1998 | WO1998006616A1 External pressure-independent throttle ventilation in rail vehicles |
02/19/1998 | DE19632053A1 Außendruckunabhängige Drosselbelüftung in Schienenfahrzeugen Independent external pressure ventilation throttle in rail vehicles |
01/20/1998 | US5709289 For railway transformers |
10/08/1997 | CN2264115Y Electric locomotive having wheel skid-proof function |
05/14/1997 | EP0773561A1 Start and/or brake rheostat for the thermal dissipation of electrical energy passing through, assembling such a rheostat and vehcile with such a rheostat |
11/21/1996 | WO1996037035A1 Electric motor drive |
11/20/1996 | EP0743661A2 Compensation device |
09/26/1996 | DE19517401C1 Equalisation device for rail locomotive transformer |
02/01/1996 | WO1996002413A1 Method of producing a locomotive |
01/18/1996 | DE4424569A1 Verfahren zur Herstellung einer Lokomotive Process for the preparation of a locomotive |
11/21/1995 | US5468072 System and method for supporting a shaft or axle in a support component |
10/25/1995 | CN2210828Y Starting-delayed controller for electrical locomotive of shaoshan model 3 |
09/20/1995 | CN2207975Y DC converter of electric locomotive |
06/29/1995 | DE4344755A1 Electromagnetic high speed drive for rail vehicles and ships |
05/04/1995 | DE4435503A1 Transfluxit tractive unit |
04/05/1995 | CN2193841Y Reinforcing plate for fixing solid lubricant |
11/23/1994 | EP0625456A1 Device for ventilating at least one traction motor and/or one cooling system of a railway traction unit and railway traction unit provided with such a device |
09/28/1994 | EP0617208A1 Arrangement for bearing of a shaft or an axle in a supporting element |
05/11/1994 | EP0596790A1 High voltage equipment for electric railway traction unit |
01/12/1994 | EP0578549A1 Railway traction unit equipped with braking rheostats for a high speed train |
01/12/1994 | EP0577938A1 Articulated powered rail for railway traffic |
01/07/1994 | CA2099829A1 Locomotive equipped with rheostat break system for high speed train |
07/22/1993 | WO1993014507A1 Device for cooling transformer mounted on electric vehicle |
07/21/1993 | EP0551554A1 Cooling system for electric car mounting transformer |
01/06/1993 | CN1067621A Train moving on earth meridian-parallel lines |
11/18/1992 | CN2122096U Vehicle pushing maching with dual-side minisize linear motor |
07/15/1992 | CN2109972U Explosion protection type battery electric engine |
06/23/1992 | CA1304074C Ventilatin device for locomotive fluid radiators and/or rheostats |
04/15/1992 | CN1016243B Recording device of electric brake for electric drived locomotive |
04/08/1992 | CN1060071A Stepless speed regulated ac electric locomotive |
03/25/1992 | CN2099698U Safety and energy-saving rectification apparatus for mine traction locomotive |
03/18/1992 | CN2099048U Speed-adjusting devices for direct current electric railcars used in mine |
03/12/1992 | DE4028389A1 Battery-operated mine locomotive - is assembled from two alternate types ofchassis half frame |
03/04/1992 | EP0473544A1 Device for coupling the control and the battery-electronic supply of drive motors of locomotives |
09/11/1991 | CN1013847B Electric locomotive and method of equipping electric locomotive |
06/05/1991 | CN2078262U Super-narrow type car puller with linear motor |
05/22/1991 | CN2077398U Lorry pusher |
05/22/1991 | CN2077397U Apparatus for preventing current collector of electric locomotive from falling off when passing hopper warehouse |
02/13/1991 | CN2071320U Scissors pushing electromechanical trailer |
12/12/1990 | CN1047652A Recording device of electric brake for electric drived locomotive |
10/03/1990 | CN2063103U Tester for locomotive main loop grounding instantaneously |
08/29/1990 | CN1044922A Electric locomotive and method of equipping electric locomotive |
08/22/1990 | EP0383302A2 Electric locomotive |
06/21/1990 | DE3838102C1 External battery-changing device for replacing batteries on monorail suspension railways |
04/11/1990 | CN2055798U Special battery overlap connection electric locomotive for anti-explosion of coal mine |
03/13/1990 | US4907645 Device for ventilating rheostats and/or fluid radiators in a locomotive |
11/22/1989 | CN2048038U Electric air carrier vehicle |
06/20/1989 | US4840221 Device for ventilating rheostats and/or fluid radiators in a locomotive |
12/15/1988 | DE3717408C1 External battery-changing device for exchanging batteries on monorail suspension railways |
07/14/1988 | DE3644686A1 Engine suspension |
03/02/1988 | CN87203538U Bidirection-controlling locomotive drived by battery |
02/25/1988 | DE3628154A1 Battery-changing device |
08/26/1987 | EP0233577A1 Ventilation device for the fluid coolant radiators and/or the rheostats of a locomotive |
06/10/1987 | CN86208291U Low body type electric locomotive with anti-defonation accumulator |
01/28/1987 | EP0210057A2 Railway vehicle |
12/27/1984 | CA1179896A Rail vehicle |
07/06/1982 | US4337706 Railway locomotive |
07/28/1981 | CA1105774A1 Track propulsion vehicle |
07/15/1980 | US4212250 Mine locomotive |