Patents for F01B 17 - Reciprocating-piston machines or engines characterised by use of uniflow principle (737)
02/2000
02/02/2000CN1243562A Method and device for recuperating ambient thermal energy for vehicle equipped with a pollution-free engine with secondary compressed air
01/2000
01/20/2000WO2000003123A1 Method for operating pollution-free engine expansion chamber and expansion chamber therefor
01/20/2000CA2337056A1 Method for operating pollution-free engine expansion chamber and expansion chamber therefor
01/13/2000DE19847742C1 Reciprocating piston steam engine
12/1999
12/28/1999US6006519 Compressed air-powered engine
12/28/1999US6006517 Pneumatic engine
12/21/1999US6003312 Engine
12/09/1999WO1999063206A1 Operating method and device for supplementary compressed air injection engine operating with mono-energy or bi-energy in two or three powering modes
12/09/1999CA2334089A1 Operating method and device for supplementary compressed air injection engine operating with mono-energy or bi-energy in two or three powering modes
11/1999
11/30/1999US5992390 Fuel efficient hybrid internal combustion engine
11/17/1999CN1235579A Method and device for re-accelerating vehicle equipped with high-pressure compressor
11/10/1999EP0954691A1 Method and device for recuperating ambient thermal energy for vehicle equipped with an pollution-free engine with secondary compressed air
11/09/1999CA2110262C Power plant utilizing compressed air energy storage and saturation
11/02/1999US5975052 Fuel efficient valve control
10/1999
10/21/1999WO1999053211A1 Pneumatic engine
10/06/1999CN1230926A Compressor device for supplying high pressure compressed air for cleansed or pollution abating engine
09/1999
09/23/1999WO1999047804A1 High power density, diesel engine
09/21/1999US5953914 Steam powered head device for producing a high RPM engine
09/07/1999US5946916 Vapor forced engine
07/1999
07/29/1999WO1999037885A1 Method and device for additional thermal heating for motor vehicle equipped with pollution-free engine with additional compressed air injection
07/29/1999WO1998032963A9 Method and device for recuperating ambient thermal energy for vehicle equipped with an pollution-free engine with secondary compressed air
07/29/1999CA2319268A1 Method and device for additional thermal heating for motor vehicle equipped with pollution-free engine with additional compressed air injection
07/21/1999EP0929424A1 Method and device for re-accelerating a vehicle equipped with a high-pressure compressor
07/08/1999WO1999034094A1 Pneumatic pressure operated cylinder apparatus
07/07/1999EP0927108A1 Supercharger installation for supplying high pressure compressed air for cleansed or pollution abating engine
07/07/1999CN1222218A Method for pollution abating engine and installation on city bus and other vehicles
06/1999
06/23/1999EP0815356B1 Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber
04/1999
04/29/1999WO1999020881A1 Method for controlling machine piston movement, implementing device and balancing of said device
04/29/1999CA2306412A1 Method for controlling machine piston movement, implementing device and balancing of said device
04/07/1999EP0906492A1 Method for pollution abating engine and installation on a city bus and other vehicles
03/1999
03/11/1999DE19839437A1 Powered hose reel
02/1999
02/10/1999EP0896140A1 Steam engine with integrated condensation
12/1998
12/30/1998CN1203322A Compression air-piston motor
12/23/1998EP0886036A2 Compressed air piston motor
11/1998
11/10/1998US5832885 Hybrid internal combustion engine
07/1998
07/30/1998WO1998032963A1 Method and device for recuperating ambient thermal energy for vehicle equipped with an pollution-free engine with secondary compressed air
07/09/1998DE19757407A1 Energy recovery system during braking in motor vehicles
04/1998
04/22/1998EP0713561B1 Vapor force engine
04/16/1998WO1998015440A1 Method and device for re-accelerating a vehicle equipped with a high-pressure compressor
04/16/1998CA2267259A1 Method and device for re-accelerating a vehicle equipped with a high-pressure compressor
04/14/1998US5737920 Means for improving the prevention of icing in air motors
04/01/1998CN1177996A Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber
03/1998
03/26/1998WO1998012062A1 Supercharger installation for supplying high pressure compressed air for cleansed or pollution abating engine
03/26/1998CA2266120A1 Supercharger installation for supplying high pressure compressed air for cleansed or pollution abating engine
03/17/1998US5727388 Solar activated positive displacement piston pump-rotor drum turbine
03/10/1998US5724814 Vapor force engine
01/1998
01/07/1998EP0815356A1 Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber
01/02/1998DE19624978A1 Brennkraftmaschine für Kraftfahrzeuge Internal combustion engine for automobiles
12/1997
12/31/1997WO1997049570A1 Internal combustion engine for motor vehicles
12/24/1997WO1997048884A1 Method for pollution abating engine and installation on a city bus and other vehicles
12/24/1997CA2258112A1 Method for pollution abating engine and installation on a city bus and other vehicles
12/09/1997US5695430 Hybrid internal combustion engine
09/1997
09/24/1997CN1160432A Transducer for converting linear energy to rotational energy
08/1997
08/28/1997DE19606559A1 Reciprocating piston engine operating method
08/19/1997US5658198 Pneumatic running toy
07/1997
07/30/1997EP0786579A1 Air motor piston to crank linkage
07/09/1997EP0782661A1 Transducer for converting linear energy to rotational energy
06/1997
06/19/1997DE19611824C1 Steam engine
06/19/1997DE19546658A1 Steam piston and cylinder unit with heater at cylinder head
06/17/1997US5638738 Air motor piston to crank linkage
06/17/1997US5638681 For a motor vehicle
06/11/1997EP0560956B1 Oscillating piston motor and installation with an oscillating piston motor
01/1997
01/02/1997EP0589960B1 Power plant utilizing compressed air energy storage
09/1996
09/12/1996WO1996027737A1 Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber
09/12/1996CA2213993A1 Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber
09/11/1996CN1130932A Vapor force engine
08/1996
08/27/1996US5549174 Recovery system for dissipated energy of an engine motor vehicle during its running conditions
06/1996
06/25/1996US5529549 Hybrid internal combustion engine
06/25/1996US5528903 Small gas turbine
05/1996
05/29/1996EP0713561A1 Vapor force engine
05/09/1996DE19534628A1 Pneumatic drive unit for vehicle
04/1996
04/25/1996WO1996012090A1 Transducer for converting linear energy to rotational energy
02/1996
02/20/1996US5491969 Power plant utilizing compressed air energy storage and saturation
01/1996
01/03/1996EP0650553B1 Piston internal-combustion engine
10/1995
10/31/1995US5461863 Transducer for converting linear energy to rotational energy
06/1995
06/29/1995DE4344176A1 Compressed air engine e.g. for vehicle
05/1995
05/03/1995EP0650553A1 Piston internal-combustion engine.
04/1995
04/06/1995WO1995009299A1 Driving device using braking energy of a vehicle
03/1995
03/29/1995EP0645272A1 Recovery system for dissipated energy of an engine motor vehicle during its runnig conditions
03/22/1995EP0644112A1 Propulsion unit for a watercraft, in particular a submarine
03/08/1995EP0641235A1 Small gas turbine
02/1995
02/16/1995WO1995004872A1 Vapor force engine
02/16/1995CA2168847A1 Vapor force engine
02/14/1995US5388428 Gas expansion refrigeration system
01/1995
01/10/1995US5379589 Power plant utilizing compressed air energy storage and saturation
12/1994
12/27/1994US5375417 Method of and means for driving a pneumatic engine
12/15/1994DE4316055C1 Free-piston engine for producing fluid flow
07/1994
07/20/1994EP0589960A4 Power plant utilizing compressed air energy storage and saturation
06/1994
06/08/1994CN1024912C Locomotive and vehicle power system
05/1994
05/10/1994US5309713 Compressed gas engine and method of operating same
04/1994
04/06/1994EP0589960A1 Power plant utilizing compressed air energy storage and saturation.
03/1994
03/08/1994CA1327554C Compressed gas motor
02/1994
02/03/1994WO1994002723A1 Piston internal-combustion engine
01/1994
01/20/1994DE4223500A1 Kolbenbrennkraftmaschine Piston internal combustion engine
12/1993
12/21/1993US5271225 Multiple mode operated motor with various sized orifice ports
09/1993
09/30/1993WO1993018832A1 Small gas turbine
09/22/1993EP0560956A1 Oscillating piston motor and installation with an oscillating piston motor.
09/07/1993US5241896 Pneumatic cylinder apparatus
04/1993
04/15/1993WO1993007360A1 Oscillating piston motor and installation with an oscillating piston motor
12/1992
12/23/1992WO1992022741A1 Power plant utilizing compressed air energy storage and saturation
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