| Patents for F01B 17 - Reciprocating-piston machines or engines characterised by use of uniflow principle (737) |
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| 01/19/2005 | CN1568212A Toy airplane assembly having a microprocessor for assisting flight |
| 01/13/2005 | WO2004062949A3 Vehicle with a nitrogen drive |
| 01/12/2005 | EP1496327A2 Heat exchanger |
| 01/12/2005 | EP1495212A1 Pneumatic motor |
| 01/12/2005 | CN1564907A An internal combustion engine with steam expansion stroke |
| 12/30/2004 | US20040261774 Gas-assisted internal combustion engine |
| 12/30/2004 | US20040261416 Water powered engine |
| 12/30/2004 | US20040261415 Motor-driven compressor-alternator unit with additional compressed air injection operating with mono and multiple energy |
| 12/29/2004 | WO2004113027A1 Autonomous pneumatic pressure device |
| 12/28/2004 | US6834503 Method for the operation of a steam thermal engine, in particular as a vehicle power unit |
| 12/23/2004 | US20040255874 Method and system for increasing fuel economy in carbon-based fuel combustion processes |
| 12/16/2004 | US20040250544 Rankine cycle system |
| 12/09/2004 | WO2004106713A1 An engine with a plurality of operating modes including operation by compressed air |
| 12/09/2004 | US20040244388 System and method of use of expansion engine to increase overall fuel efficiency |
| 12/02/2004 | WO2004104399A1 System and method of use of expansion engine to increase overall fuel efficiency |
| 12/01/2004 | EP1481833A1 Hybrid traction system for vehicles |
| 11/25/2004 | US20040231504 Method for operating and arrangement of a pneumatic piston engine |
| 11/04/2004 | US20040219031 Engine/pump of a pneumatic type for motor vehicles, a propulsion system including this engine, and a motor vehicle using this system |
| 10/28/2004 | WO2004092651A2 Method and system for increasing fuel economy in carbon-based fuel combustion processes |
| 10/27/2004 | EP1470335A2 Reciprocating fluid engine |
| 10/20/2004 | CN1539049A Intake engine with supercharger and its control method |
| 10/07/2004 | WO2004060516B1 Toy vehicle having an integral pump assembly |
| 09/28/2004 | US6796127 One cycle internal combustion engine |
| 09/23/2004 | WO2004080744A1 Regenerative air hybrid engine |
| 09/22/2004 | CN1531623A Method for operation of steam thermal engine, in particular as vehicle power unit |
| 09/16/2004 | DE19546658B4 Zylinder-Kolbeneinheit, insbesondere für Dampfkraftmaschinen Cylinder-piston unit, particularly for steam engines |
| 09/15/2004 | EP1457377A1 An engine/pump of a pneumatic type for motor vehicles, a propulsion system including this engine, and a motor vehicle using this system |
| 09/15/2004 | EP1456537A1 Motor compressor-motor alternator unit with supplementary compressed air injection operating in mono-and multi-energy |
| 09/10/2004 | WO2004076818A2 Rechargeable pneumatic power supply |
| 08/26/2004 | US20040163385 Rechargeable pneumatic power supply |
| 07/29/2004 | WO2004062949A2 Vehicle with a nitrogen drive |
| 07/29/2004 | US20040144577 Wheel chair |
| 07/29/2004 | US20040144088 Expander |
| 07/28/2004 | EP1440229A1 An internal combustion engine with steam expansion stroke |
| 07/22/2004 | WO2004060516A1 Toy vehicle having an integral pump assembly |
| 07/14/2004 | EP1064458A4 High power density, diesel engine |
| 07/07/2004 | EP1434633A1 Toy airplane assembly having a microprocesor for assisting flight |
| 06/22/2004 | US6752064 Fluid pressure powered motor |
| 05/20/2004 | US20040096343 Oilless air motor assembly for hydraulic pumps |
| 05/06/2004 | EP1415067A1 Method for operating and arrangement of a pneumatic piston engine |
| 05/05/2004 | CN1494632A 膨胀机 Expander |
| 04/08/2004 | US20040067384 Sliding pairing for machine parts that are subjected to the action of highly pressureized and high-temperature steam, preferably for piston-cylinder assemblies of steam engines |
| 04/07/2004 | EP1405987A1 Rankine cycle device |
| 04/01/2004 | US20040060429 Pneumatic motor |
| 04/01/2004 | US20040060292 Rankine cycle device of internal combustion engine |
| 03/30/2004 | CA2278227C Method and device for recuperating ambient thermal energy for vehicle equipped with an pollution-free engine with secondary compressed air |
| 03/11/2004 | US20040045293 Method for the operation of a steam thermal engine, in particular asa vehicle power unit |
| 03/04/2004 | US20040040305 One cycle internal combustion engine |
| 03/03/2004 | EP1337737B1 Sliding pairing for machine parts that are subjected to the action of highly pressurized and high-temperature steam, preferably for piston-cylinder assemblies of steam engines |
| 02/12/2004 | DE10231006A1 Device for producing of mechanical work by using working machines has first and at least one second working machine operating on common power take-off shaft, and with freewheeling coupling arrangement |
| 01/22/2004 | DE20306445U1 Steam piston engine with a double-action cylinder used as a counter-pressure machine or condensation machine has in the cylinder wall of each half of a cylinder openings which can be sealed in a gas-tight manner by quick-closing slides |
| 01/20/2004 | US6679058 Gas hydro electric motor |
| 01/15/2004 | US20040009082 Fluid pressure powered motor |
| 01/13/2004 | US6676386 Oilless air motor assembly for hydraulic pumps |
| 01/07/2004 | EP1084334B8 Method of operation and motor with additional compressed air injection |
| 12/18/2003 | DE20315098U1 Two-stroke hybrid engine has two opposed cylinders and two groups of gearwheels, with one of gearwheel groups having only one gearwheel of smaller diameter, and one group of gear racks having only one gear rack |
| 12/16/2003 | US6662708 Pneumatic actuator canister |
| 12/11/2003 | WO2003027045A8 Monopropellant/hypergolic powered proportional actuator |
| 12/03/2003 | EP1367218A1 Expansion machine |
| 12/03/2003 | CN1459548A 气动马达 Qidongmada |
| 11/13/2003 | WO2003066360B1 Hybrid traction system for vehicles |
| 11/13/2003 | US20030209013 Piston air engine |
| 11/12/2003 | EP0954691B1 Method and device for recuperating ambient thermal energy for vehicle equipped with an pollution-free engine with secondary compressed air |
| 11/11/2003 | US6644589 Compressed air engine and flying object equipped therewith |
| 10/30/2003 | WO2003089764A1 Variable flow reducing valve and gradual control valve distribution system for a compressed air injection engine operating on mono or multi energy and other engines or compressors |
| 10/30/2003 | WO2003058072A3 Reciprocating fluid engine |
| 10/30/2003 | CA2486227A1 Variable flow reducing valve and gradual control valve distribution system for a compressed air injection engine operating on mono or multi energy and other engines or compressors |
| 10/16/2003 | WO2003085258A1 A non-combustion cool gas engine |
| 10/15/2003 | CN1448632A Non-combustion cold air engine |
| 10/14/2003 | US6631613 Buoyancy engines for utilization of excess compressed gas by industry |
| 10/09/2003 | WO2003083295A1 An air engine |
| 10/09/2003 | WO2003083271A1 Pneumatic motor |
| 10/07/2003 | US6629573 Air powered vehicle and power plant for the same |
| 10/02/2003 | WO2003081012A1 Individual cogeneration plant and local network |
| 10/02/2003 | WO2003036087A3 Controlling kinematics of three-stroke or five-stroke heat engine piston stroke |
| 10/02/2003 | US20030183071 Pneumatic motor |
| 10/02/2003 | CA2479572A1 Individual cogeneration plant and local network |
| 09/30/2003 | US6626079 Pneumatic motor |
| 09/24/2003 | EP1084334B1 Erfahren |
| 09/04/2003 | US20030164089 Pneumatic actuator canister |
| 09/04/2003 | DE20206319U1 Implosion power generator with compressed air generation using cooling tower |
| 09/02/2003 | US6612893 Toy airplane assembly having a microprocessor for assisting flight |
| 08/27/2003 | EP1337737A2 Sliding pairing for machine parts that are subjected to the action of highly pressurized and high-temperature steam, preferably for piston-cylinder assemblies of steam engines |
| 08/27/2003 | EP1049855B1 Method and device for additional thermal heating for motor vehicle equipped with pollution-free engine with additional compressed air injection |
| 08/20/2003 | CN1118620C Operating method and device for supplementary compressing air filling into engine with single or double-energy operation in two or three power mode |
| 08/14/2003 | WO2003066360A1 Hybrid traction system for vehicles |
| 08/14/2003 | US20030153239 Toy vehicle having an integral pump assembly |
| 08/06/2003 | EP1333157A1 Rankine cycle device of internal combustion engine |
| 07/30/2003 | EP1330592A1 Method for the operation of a steam thermal engine, in particular as a vehicle power unit |
| 07/29/2003 | US6598392 Compressed gas engine with pistons and cylinders |
| 07/24/2003 | WO2003060323A1 Air engine |
| 07/24/2003 | WO2001051154A3 Toy projectile launching assembly |
| 07/17/2003 | WO2003058072A2 Reciprocating fluid engine |
| 06/18/2003 | EP1023531B1 Method for controlling machine piston movement, implementing device and balancing of said device |
| 06/05/2003 | US20030101864 Compressed gas engine with pistons and cylinders |
| 05/27/2003 | US6568186 Hybrid expansible chamber engine with internal combustion and pneumatic modes |
| 05/22/2003 | WO2003042502A1 A water powered engine |
| 05/22/2003 | US20030094538 Compressed air engine and flying object equipped therewith |
| 05/15/2003 | WO2003039700A1 Compressed air engine and flying object equipped therewith |
| 05/06/2003 | US6557828 Pneumatic motor and pneumatic hoist apparatus installed with the same |