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WO/2009/075604A1 |
The reciprocal screw unit for movable positive displacement working chambers or for using the pressure of a compressed liquid and/or gas working body relates to propulsion engineering and is an alternative to piston, rotary-piston, vane-...
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WO/2009/072994A1 |
The inventive volume expansion rotary piston machine includes a body (1) with a circular working cavity which is provided with and intake and exhaust channels (18, 19) and in which bladed pistons (5, 6) are disposed on two coaxial shafts...
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WO/2009/056850A1 |
A power supply system comprises an internal combustion engine (100) and an electric motor-generator arrangement that is coupled to the internal combustion engine. The internal combustion engine (100) has a piston-cylinder assembly in whi...
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WO/2009/054746A1 |
The inventive rotary internal combustion engine comprises coaxially arranged large-diameter (2) and small-diameter (5) tubular elements, which are mounted on a shaft (4) in such a way that they are mutually rotatable, and annular spaces ...
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WO/2009/049467A1 |
A ring shaped cylinder internal combustion engine is provided, wherein ring-shaped chambers forming the ring-shaped cylinders are inside a machine body (6), synchronous valves (1) are provided on the external surrounding of the ring-shap...
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WO/2009/036475A1 |
The invention relates to a rotary piston machine with at least one annular chamber (4), which is formed between a housing (1) and a rotor (2), mounted in the housing (1) so that it can rotate and is delimited in the circumferential direc...
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WO/2008/016979A9 |
An internal combustion engine includes in one aspect a source of a pressurized working medium and an expander. The expander has a housing and a piston, movably mounted within and with respect to the housing, to perform one of rotation an...
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WO/2009/021714A1 |
The invention relates to a rotary piston machine (10) comprising a housing (12), in which at least two pistons (22, 24) are disposed and can revolve in the housing (12) about a rotary axis (28) that is fixed to the housing, the pistons (...
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WO/2009/018269A1 |
Microtanks are formed in capped holey fibers. Holey fiber is composed of a shell, a porous layer and a hollow core. Compressed gas can be stored in plurality of microtanks at elevated pressure. A method of storing and releasing hydrogen ...
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WO/2009/009026A2 |
This invention presents a compact, light, efficient and high power output rotary internal combustion engine utilizing the waste heat. The engine has a rotor rotatable within a housing, but has no piston. The rotor has a plurality of comb...
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WO/2009/008743A1 |
A circular run gear-piston engine comprising an external combustion chamber (1) connected to a toroidal cylinder (5) via a fluid inlet (7), a fluid outlet (8) for exhaust fluids to depart from the cylinder (5), and an annular gear-piston...
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WO/2009/000844A2 |
Combustion engine (10) comprising a stator (11) provided with a compartment (16), inside which a rotor (20) is mounted rotatable, which comprises two parts (22, 23) each comprising a peripheral surface (47) and articulated one with respe...
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WO/2008/149633A1 |
Provided is a cat-and-mouse type internal combustion engine of concentric two-rotor/six-piston type, which has a cooling chamber in its cylinder and which needs neither any lubricating oil nor any valve mechanism so that its structure is...
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WO/2008/134550A1 |
An apparatus for facilitating combustion in a rotary engine (100) with planetary rotors (106) orbiting inside a housing (104) containing a main rotor (108) In various embodiments, the planetary rotor (106) has a multi-faceted face (116) ...
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WO/2008/119245A1 |
A flywheel engine comprises a housing (23) on which a flywheel shaft (3) attached to at least one flywheel (15) is mounted, ignition system, starting system and fuel system. A gas-mixture chamber (4) is mounted on the flywheel (15). The ...
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WO/2008/110059A1 |
A rotor engine (10) comprises a drive device (1) and a power outputting device (2). The rotor engine (10) drives power outputting device (2) by drive device (1) also said drive device (1) drives boosting device (3) to ensure that circula...
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WO/2008/111695A1 |
Disclosed herein is a rotary engine. The rotary engine performs all operations of intake, compression, expansion by combustion and exhaust only by a circular motion in place of a linear motion, and that produces power via generation of a...
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WO/2008/106886A1 |
A twin screw type internal combustion engine is composed of a twin screw compressor (1), a twin screw expander (7), a combustion chamber (5), an ignition mechanism (6) and a cooling and lubricating system (3). The twin screw compressor (...
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WO/2008/109704A2 |
The present invention is an engine, which includes a positive displacement compression process, a variably fueled, continuous combustor and/or heat exchanger, and a positive displacement, work-producing expander. This arrangement avoids ...
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WO/2008/091175A1 |
The invention relates to internal combustion engines, in particular, to rotary piston engines and can be used for transport and stationary devices. The inventive rotary piston internal combustion engine comprises a hollow closed circular...
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WO/2008/085920A2 |
This disclosure concerns machines that convert rotating motion to reciprocation, and vice-versa, and more particularly, but not exclusively, to reciprocating piston machines. Some embodiments include a crankshaft defining a crankshaft-dr...
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WO/2008/081212A1 |
Hybrid, dual rotor engine uses two types of drives: electricity for electric motor drive and chemical energy of the fuel for the drive of the thermal part of the motor. These two drives operate in correlation. By alternating starting of ...
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WO/2008/074902A1 |
The invention relates to a novel positive ignition engine which is suitable for use in the automotive industry as well as in industry in general. The underlying energy principles are the same as those governing conventional internal comb...
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WO/2008/077032A1 |
A rotary internal combustion engine including a housing structure defining a toroidal volume and including first and second housing sections, a rotor structure mounted for rotation in the housing structure and including first and second ...
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WO/2008/071326A1 |
The internal combustion engine according to the invention comprises at least one compression chamber b* formed by a housing (10/10') and compressor rotary pistons (1) rotating on a shaft therein, having compressor sealing strips (11), on...
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WO/2008/061271A1 |
The invention relates to a method and to a rotary vane piston motor for converting heat energy into higher-grade energy. According to the invention, it is provided that the working fluid emerging from the rotary vane piston motor (100) i...
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WO/2008/034327A1 |
A structure of the fixed shaft for rotary piston of planetary rotary piston engine is disclosed. The structure includes a main shaft (10) with an eccentric axial hole (47), the main shaft (10) rotates in the bushes of end plates, a fixed...
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WO/2008/023381A1 |
In a revolving piston device the revolving assemblies are made to complete one or more revolutions for every revolution of the elliptical gears. Port operating ring is used to open the intake passage for the travel of piston pair from TD...
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WO/2008/020571A1 |
A practical vane-type internal combustion engine having increased vane strength and a reduced torque variation, small-sized, and light-weighted. The engine (1) has a housing (3) constructed from a housing body section (31) and a side hou...
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WO/2008/014586A1 |
An internal combustion engine features a stator containing a rotor mounted on a driveshaft, the rotor and a hollow interior of the stator each being cylindrical in shape and circular in cross section. An air and fuel intake communicates ...
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WO/2007/147292A1 |
A rotary piston engine includes a cylinder (11) , a piston (3) and a power-outputting shaft (2) , an intake valve (14) , an injection valve (15) and an exhaust port (16) are provided in a cylinder wall, said cylinder is a cylinder block ...
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WO/2007/145881A2 |
The invention concerns an internal-combustion engine, the engine comprising an engine housing having a combustion chamber and a piston travelling within the combustion chamber along a path of movement delimited between an upper dead cent...
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WO/2007/145475A1 |
A power generating device as a rotary piston engine for vehicles is provided to use an eco-friendly fuel such as hydrogen gas, pure gasoline, or the like. A pair of left and right rotary pistons is installed on central shafts thereof in ...
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WO/2007/142551A1 |
In the inventive rotary internal combustion engine, which comprises disc and ring structural units arranged in a body (1) in a mutually rotatable manner, each combustion chamber (10) located in a disc (6) is embraced on two side thereof ...
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WO/2007/142900A2 |
Corrected Abstract must contain reference numerals pertaining to the items in the drawings.
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WO/2007/140718A1 |
A power apparatus,in particular an enviorment protection energy saving rotary-piston engine comprising an expand exhausting cylinder(181),a compression combustion cylinder(182),an intake compression cylinder(183),a rotor(1,5) is set in t...
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WO/2007/124587A1 |
An energy transfer machine, for example, a positive displacement internal combustion device, has a fixed or rotating outer housing, an internal rotating carrier and one or more inner rotors with rotational axes which are offset from the ...
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WO/2007/120074A2 |
The inventive turbo-piston machine machine is embodied in the form of a turbo-piston expander and/or a turbo-piston supercharger and /or internal combustion engine comprising two mating working members i.e. a rotor and a valve. The rotor...
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WO/2007/103621A2 |
An internal combustion engine operates on a four-stroke cycle and includes a housing defining: one or more generally wedge-shaped combustion chambers, and an internal cavity in which a wheel is mounted for rotation on a crankshaft. Arran...
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WO/2007/099634A1 |
A rotary engine having a circular column-like flywheel rotor (4) rotating in a rotor housing (1) where a circular hollow cylindrical space is formed, a piston head (34) provided at the flywheel rotor (4) so as to be able to slide on and ...
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WO/2007/097733A1 |
The invention relates to rotary internal combustion engines. Said invention makes it possible to reduce friction and noise, to simplify and reduce costs of production and to improve the reducing gear and engine reliability. The inventive...
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WO/2007/098383A2 |
A barrel internal combustion engine includes a drive shaft assembly, a monoblock, a plurality of piston assemblies, and a valvetrain. The driveshaft assembly has a central drive shaft and a cam plate extending therefrom. The one piece mo...
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WO/2007/097732A1 |
The invention relates to mechanical engineering, in particular to rotary engines or turbines converting a compressed liquid or gas power into mechanical power. The inventive two-stoke rotary blade-reducing machine comprises a stator, two...
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WO/2007/095042A2 |
A rotary internal combustion engine has a circular inner chamber, which houses a plurality of cylinders with reciprocating pistons that move in a radial direction towards and away from the center of the inner chamber. A flywheel with dis...
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WO/2007/083255A2 |
The invention relates to a sealing arrangement for an internal combustion engine (11) which includes a reciprocating member (30) which is arranged for reciprocal motion in a complementary cylinder (24, 26) having parallel and opposed sid...
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WO/2007/081071A1 |
The present invention provides a sliding vane, which is provided through a rotor in a cylinder and reciprocates in a diametrical direction and rotates together with the rotor. The sliding vane of the present invention includes a vane bod...
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WO/2007/080660A1 |
A rotary-piston internal combustion engine (E1) has an output shaft (1); a rotor (2); a housing (4); an annular operation chamber (5) that is formed by the rotor and the housing, on at least one side of the rotor in the direction of the ...
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WO/2007/081070A1 |
A rotor for rotary engines and compressors is disclosed. The rotor of the present invention includes a first body unit (100a), which has a rotor housing (102) and a core (104) provided with a plurality of roller plate seats. The rotor fu...
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WO/2007/078206A1 |
The present invention relates to a rotary machine that can be employed in different applications such as, for example, a combustion engine or compressor. The invention further relates to an assembly of two or more rotary machines and a c...
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WO/2007/073883A1 |
An oscillating piston engine (10) has an internal combustion engine part which has a housing part (14) in which a first and at least one second piston (20, 22) are arranged which can revolve together in the housing part (14) about a rota...
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