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WO/2014/005262A1 |
A rotary internal combustion engine, comprising an internal transmission shaft (28), an intermediate transmission shaft (26), an external transmission shaft (24), three pairs of pistons (241-256), a first elliptical gear (32), a second e...
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WO/2013/184549A1 |
An energy transducer comprising: a body; a crankshaft; a rotor mounted to the crankshaft and housed within the body such that the rotor may rotate within the body along an axis defined by the crankshaft; one or more chambers located circ...
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WO/2013/177613A1 |
A rotary engine (100) including a drum (102), a shaft (104) connected to said drum (102) adapted for rotary motion, propulsion chamber means (106, 108) formed in said drum (102) for receiving a fuel mixture, combustion chamber means (110...
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WO/2013/171377A1 |
The invention relates to a double acting opposed-piston engine comprising at least two pistons arranged in a cylinder and moving counter to one another, the pistons being arranged to compress air into a combustion chamber between the pis...
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WO/2013/169817A1 |
A rotary internal combustion engine, comprising at least one first and second piston, hub and side-disk assembly set each of the piston, hub and side-disk assembly sets having first and second pistons that are fixed on a side disk diamet...
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WO/2013/138404A1 |
The disclosure provides engines or pumps that includes a rotatable shaft defining a central axis A, the shaft having a first end and a second end. The shaft can have an elongate first island disposed thereon. The first island can have a ...
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WO/2013/112347A1 |
A first fuel charge having low reactivity (low cetane number) is injected into a rotary engine, e.g., a Wankel engine, sufficiently early during the intake stroke that a subsequent higher-reactivity injected fuel charge forms one or more...
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WO/2013/070242A1 |
General Wheel Rotation Power Motor(GWRPM) systems, apparatus, devices and methods of using a pressure generation, storage and control element; a pressure conversion to rotational force unit with reverse and neutral capability and compone...
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WO/2013/041013A1 |
Disclosed is an internal combustion engine with a torus-shaped cylinder and a revolving piston, which engine comprises a torus-shaped cylinder (2), switching devices (6, 7, 8) in the cylinder, a piston (9), a seal ring (11), a transmissi...
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WO/2013/020362A1 |
An internal cooling and circulated lubrication-model, dual rotary piston-type biaxial internal combustion engine, comprising a cylindrical machine cylinder (5), an end cap (6), a plug-and-rotate-type stepped motor shaft (1) and sleeve sh...
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WO/2013/013495A1 |
A rotary engine consists of: an elliptic cylinder body (1) and a front cylinder cover (2) and a rear cylinder cover (3) fixed to the cylinder body (1). A separating plate (4) is provided at the centre of the cylinder body (1), which divi...
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WO/2012/165993A1 |
The invention is directed to simplifying the design and increasing the effectiveness and reliability of the operation of a volume-displacement internal combustion engine. The mentioned technical result is achieved in the rotor section of...
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WO/2012/166080A1 |
A highly efficient, low weight-to-power ratio and adjustable high compression, gasoline or diesel internal combustion engine consisting of a multitude of cylindrical casings parallel to each other or aligned sequentially on one axle. Eac...
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WO/2012/103672A1 |
A damping channel engine includes a cylinder (1, 134), a piston (2, 2000), a cylinder head (3), a cylinder jacket (4) and a damping channel (5). The piston (2, 2000) is arranged in the cylinder (1,134) and matched with the cylinder (1, 1...
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WO/2012/057838A2 |
A Revolving piston rotary annular and toroid cylinder rotary valve continuous flow and combustion expansible chamber devices, compressor and engine machine system with an outer annular cylinder housing assembly having a central axis, hav...
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WO/2012/044185A1 |
An engine which includes a rotor mounted relative to an output shaft, the rotor having one or more piston cylinder assembly's disposed in or on the rotor. The longitudinal axis/axes of the one or more piston cylinder assembly's is orient...
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WO/2012/044051A2 |
The present invention provides a rotary engine which comprises: a cylinder block having a first operational space and a second operational space, which are formed to be partially overlapped; a driving rotor rotatively received in the fir...
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WO/2012/030311A1 |
The invention relates to propulsion systems with a rotary engine. The engine has external combustion chambers. The rotor, which is mounted inside a housing, is provided with vanes. Plate-type pistons are fastened on the outside on the si...
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WO/2011/152812A1 |
The rotary piston engine 10 has a stationary central core 12 having a primary axis and radially offset inlet and combustion sections, the cylinder rows and their pistons rotating about the offset inlet and combustion sections, and the ou...
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WO/2011/140155A2 |
A rotary block engine having unequal compression and expansion characteristics. Pistons carried within the rotary block have rollers which roll across the internal surface of a guide which encircles the rotary block. The rotary block is ...
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WO/2011/133510A2 |
A rotary engine (50) includes a compressor assembly (54) and two power assemblies (56, 58) that receive compressed air from the compressor assembly. Each assembly includes at least two intermeshing rotors. The rotors (150, 152) of the co...
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WO/2011/126835A2 |
An engine configuration that places multiple pistons on one or two oscillating discs. The engine can be configured to operate as an internal combustion engine that uses diesel fuel, gasoline, or natural gas, or it can be configured as an...
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WO/2011/099885A1 |
The present invention pertains to the field of power generation and transport means. The rotary engine includes a body with an inner bore, in which a rotor is mounted and comprises an insert that is concentrically arranged relative to th...
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WO/2011/088596A1 |
A rotary engine comprises a gas wheel (2), a combustion chamber (22), a movable plate (23) and a slide block (3). At least one group of combustion chamber is located around the gas wheel. The movable plate (23) is set on the front end of...
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WO/2011/071710A2 |
An oscillatory rotary engine comprising a toroidal housing having an intake port and an exhaust port. The housing supports an output shaft and a plurality of stacked rotors are disposed within the housing and coupled to the output shaft....
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WO/2011/050571A1 |
Disclosed is a rotary piston engine which includes a cylinder body (1), a cylinder head (15), two sets of pistons (3A, 4B) and clutches(10, 42), wherein two sets of pistons (3A, 4B) are respectively arranged on the outer diameter of a ba...
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WO/2011/043773A1 |
A rotary engine includes a first transfer duct between a first rotor section and a second rotor section. A second transfer duct is between the second rotor section and the first rotor section. A supplemental compounding control valve sel...
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WO/2010/128776A2 |
The aim of the present invention is to provide a separate-type rotary engine which significantly reduces vibrations and weight as compared to conventional cylinder-type internal combustion engines, which is simple in configuration and th...
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WO/2010/126425A1 |
The invention concerns a rotary piston engine (1) that includes at least two straight circular cylinders (7), which are parallel with each other and connected to each other along a longitudinal cylinder jacket opening. In the cylinders (...
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WO/2010/095225A1 |
The factor preventing realization of a rotary internal combustion engine is in that a physical point of application for transmitting the combustion pressure to a rotor blade cannot be formed since the inside of a cylinder is hollow. A ro...
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WO/2010/075386A2 |
Embodiments of rotary vane engines (26, 300, 320) include rotors (44) that rotate about an axis of rotation (T). The rotors can be moved in directions substantially perpendicular to the axis of rotation (T) to vary expansion and/or compr...
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WO/2010/047961A2 |
A rotary engine includes a rotor housing which defines a rotor volume and a fuel injector which directs a multiple of discrete fuel jets into said rotor volume.
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WO/2010/047962A2 |
A rotary engine includes a rotor housing which defines a peripheral surface of a rotor volume. A fuel injector with a flush tip is conformal to the peripheral surface.
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WO/2010/047960A2 |
A rotor for a rotary engine includes a face having a scarped pocket which has a geometry based on a spray pattern of a fuel injector.
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WO/2010/042692A2 |
A rotary engine which provides a supplemental phase of compression between a first phase of compression and a second phase of compression.
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WO/2010/042693A2 |
A shaft for a rotary engine defines an axis of rotation, a first eccentric cam axially displaced from a second eccentric cam along the axis of rotation, the first eccentric cam aligned with the second eccentric cam.
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WO/2010/017778A1 |
A rocking-valve rotary-cylinder type capacity-variable mechanism and a rotary engine associated are presented. The cylinder body (1) of the mechanism or the engine has a disk shape. An axle center at one side of the cylinder body is prov...
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WO/2010/005713A2 |
A planetary engine (40) includes a charge compression system for compressing a charge of air and/or an air and fuel mixture that is precompressed by rotation of the rotors (44) and supplied into a combustion chamber (46) through a rotary...
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WO/2009/148347A1 |
The inventive rotary internal combustion engine consists of a body comprising an intake manifold, compressed air pumping channels, check valves and bypass channels. The engine is also provided with bearing assemblies with a cylindrical r...
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WO/2009/103210A1 |
A ratchet-wheel type rotary engine includes engine cylinder-bodys consisting of at least a set of cylinder-bodys which consist of an air-inlet compressor cylinder-body (5) and an air-outlet working cylinder-body (3), a circular air-inlet...
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WO/2009/101385A1 |
A rotary piston internal combustion engine of the Wankel type has a housing (1) with a two lobed epitrochoidal inner peripheral surface (14) a shaft (8) journalled in end casings (3, 4), a rotor (9) eccentrically mounted on the shaft (8)...
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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/2009/056850A1 |
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/2009/022888A1 |
The invention relates to engine-building. The inventive rotary-vane internal combustion engine comprises a crankcase (1) two lids, a rotor (12) and a cylinder (2). Intake (7) and exhaust (8) ports are made in the lids. The cylinder is ro...
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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/2008/109704A2 |
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/2008/079039A1 |
The invention relates to engine-building, in particular, to rotary-piston machines and internal combustion engines. Said invention makes it possible to obtain the higher ratio between the power and torque and the total weight of the asse...
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