An excerption from the patent of invention abstract:“The combustion railway locomotive is also geared to vertically orient ducted fans ( 40 ) and a horizontally orient ducted sports fan or propellor ( 76 ) for provide the vehicle with the capableness of travel through the air . Pressure jets ( 62 ) , furnish with tight strain from a compressor ( 66 ) driven by the combustion engine , augment the lift of the ducted fans and provide steering for the fomite . ”
you could see United States patent 5,141,173here .
See also : The Future World of Transportation13 Feb 2007
transportation
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