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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/2008/020571A1 |
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/2008/014399A2 |
An internal combustion engine and method of operating such an engine are disclosed. In some embodiments, the engine includes a piston provided within a cylinder, wherein a combustion chamber is defined within the cylinder at least in par...
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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/2007/091986A1 |
The inventive rotary internal combustion engine comprises one or several sections which are mounted on the same shaft (4). Each section consists of a rotor (2) and a stator (3). A working (explosion) chamber (5) provided with a mixer (6)...
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WO/2007/053006A1 |
Rotary piston engine, comprising a housing with a wall which is closed at a first end by a first cover and which is closed at an opposite second end by a second cover, wherein a chamber is formed by the wall, the first and the second cov...
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WO/2007/027174A2 |
A valve system for an internal combustion engine, including an actuator assembly having a plurality of coil assemblies arranged in a substantially stacked configuration, each coil assembly including a support made of an electrically insu...
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WO/2007/018527A1 |
A positive displacement rotary device and method of use are provided. The rotary device includes coupled chamber halves (32, 34, 36, 38) with a drive disc (46) having at least one drive plate (39, 42) rotatably engaged with the drive dis...
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WO/2007/015114A1 |
An engine with expansion piston located on the end of a motion arm connected to the engine shaft. On the shaft, rotating compression pistons are mounted. The distance between the two piston types allows for the production of great torque...
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WO/2006/133531A1 |
A rotary engine is disclosed. The claimed rotary engine has a body with a cavity and a rotor mounted on a shaft coaxially with the axis of symmetry of the cavity and the axis of rotation of the shaft. The cavity of the body is covered wi...
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WO/2006/133534A1 |
A continuous internal combustion engine , which has a combustion chamber , a fuel system that delivers a fuel-air mixture to the chamber and ignites the mixture, and a drum with plates that closes the combustion chamber, converting the e...
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WO/2006/130044A1 |
The invention relates to power engineering and makes it possible to increase the effective efficiency of a rotary-vane internal combustion engine for a motor vehicle operating in an urbane driving cycle, to reduce exhaust gas toxicity an...
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WO/2006/088289A1 |
The present invention relates to a free-piston rotary engine that is provided with four semi- oval pistons arranged in a square shape in a generally oval cylinder, with a round tip seal connecting the respective pistons, and with a rotor...
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WO/2006/069480A1 |
The invention discloses a rotary engine which consists of a turbine, more than one slide blocks and knightheads. Several non-reverse triangular bag-type recesses as pistons that can improve unit energy are arranged emitting helically on ...
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WO/2006/068633A1 |
The inventive rotary engine comprises a stator (1), rotors (2) arranged therein and a channel (3) which formed by the stator (1) and the rotors (2) and in which screens (4) are placed, wherein a combustion chamber (6) is mounted on the s...
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WO/2006/016792A2 |
The invention relates to a square-rotor rotary engine, comprising a rotor with a curved square form and a stator with four chambers, permitting an increase in power and speed in relation to conventional motors and also a reduction in fue...
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WO/2005/121522A1 |
An internal combustion engine performing each stroke of suction, compression, explosion, expansion, and exhaustion in a variable volume operation chamber formed between a housing and a piston. The engine has a fixed volume independent co...
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WO/2005/066460A1 |
This paper describes a rotary piston engine, the movements of the piston (1) of which have been arranged rotating in alternate strokes round two different axles (P, P1), by concentrating the paths of the torsional construction of the rot...
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WO/2005/047655A1 |
A rotary engine is powered by pressure from gas or fluids. At least two pistons (1,2) are positioned within a stator having an annular chamber. Pressure is provided between the pistons, which provides a force to push one piston relative ...
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WO/2005/024203A1 |
The invention relates to engine-building, in particular to rotary internal combustion engines. Said invention makes it possible to simplify the rotary machine structural design, reduce material consumption, costs and increase the process...
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WO/2005/001254A2 |
This rotary internal combustion engine has two rotatable vane type pistons (A1, A2) mounted for axial rotation in a sealed casing (1). Engageable locking mechanisms (5, 6) can lock the two pistons (A1, A2) in position proximate to each o...
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WO/2004/033856A1 |
A rotary engine (2) comprises a housing (16) having a male rotor (4) having a plurality of projecting lobes (12) and a female rotor (8) having a plurality of cavities (14). The male (4) and female rotors (8) are mounted for synchronous r...
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WO/2004/003356A1 |
The invention concerns the sealing and cooling of piston-type mechanisms, according to which the liquid flows through the opening system (13) into the peripheral gap (14) thereby filling this gap and sealing the space between the periphe...
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WO/2004/003370A1 |
The invention relates to a piston engine, more particularly an internal combustion engine, comprising a piston moving in a housing in a rectilinear, rotational or circular manner. Said engine has an inner channel system arranged in the p...
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WO/2003/067031A1 |
The invention relates to a combustion engine (1) having a housing (2) with a chamber (3). A rotor (4) is arranged herein which is provided with a number of vanes (5A, 5B, 6A, 6B) which divide the chamber into a number of compartments (3A...
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WO/2003/016678A1 |
A rotary machine which comprises: a machine casing (25); a drive shaft mounted for rotation within the said casing; an eccentric (15) attached to the drive shaft and parallel to the axis of rotation of the drive shaft (10); a rotor (20),...
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WO/2002/101211A2 |
The invention relates to power engineering and can be used for internal combustion engines, heat engines, pumps and hydraulic aggregates. The engine for carrying out said method comprises a body or a rotor provided with a working surface...
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WO/2002/097249A1 |
The invention relates to engine engineering, in particular to operating methods of rotary internal combustion engines and the design structure thereof. The aim of the invention is to increase the economy of fuel and improve ecological pr...
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WO/2002/095202A1 |
A rotary engine utilizes an expansion chamber (18) and crescent piston (82) to capture the energy of expanding combustion gases through out substantially all of each revolution of the piston. The movement of the crescent piston is guided...
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WO/2002/063152A2 |
The invention can be used for internal combustion engines, thermal engines, hydraulic aggregates and pumps for mobile and stationary use. The inventive method comprises a frame of axes X and Y in which a generating circle is rolled witho...
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WO/2001/071160A1 |
A pivoted piston for an internal combustion engine. The piston has a pivot pin and an arcuate first sealing surface (12) which describes a circumferential path about the pivot pin which forms a removable and replaceable skirt to the pist...
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WO/2001/065086A1 |
The inventive internal combustion rotary turbomotor is provided with working organs performing oscillatory motions around an axis fixed to the rotor with the aid of carriers which link the working organs to a guide strip mounted on a bod...
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WO2001014693B1 |
A rotary device having at least one variable volume cavity (16); the volume of said cavity (16) varying cyclically during operation of said device; said variable volume cavity (16) comprised of an unswept volume portion (17); the volume ...
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WO/2001/020145A1 |
According to the invention, an internal combustion engine with a rotor and blades includes a body with suction and exhaust nozzles, a combustion chamber, an output shaft, two unequally rotating blade sets, which comprise a blade sealing ...
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WO/2000/037784A1 |
A charge cooled rotary engine includes a housing (204), a first end plate (206) and a second end plate (208). The housing and end plates combine to define a closed chamber (210). A rotor (202) disposed within the housing includes three f...
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WO/2000/036286A1 |
A charge cooled rotary engine includes a housing (204), a first end plate (206), and a second end plate (208). The housing and end plates combine to define a closed chamber (210). A rotor (202) disposed within the housing includes three ...
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WO/2000/034636A1 |
The present invention pertains to rotary internal combustion engines and essentially relates to an engine including a body that comprises an inner cylindrical cavity as well as side covers. The cavity comprises a rotor-piston which is co...
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WO/2000/014385A1 |
The invention relates to a device for controlling or influencing a process involving media or substances, especially with respect to the combustion thereof or the suppression of isochore combustion. In order to improve the preconditions ...
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WO/1999/060257A1 |
Slinding vane rotary combustion chamber engine. Vanes (12) are actuated by trunnions (13.1) running in lift (24.1) and retract cams (24.2). Volume between vanes (12), end plates (24) and rotor (11) varied by profile on stator (21) inside...
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WO/1999/057420A1 |
The rotary piston engine consisting of the casing (1) in which the cavity to locate the main rotor (2) with outer teeth (4) as well as the cavity to locate the secondary rotors (3) with internal cavities (5) are created, where the main r...
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WO/1995/000761A1 |
A rotary device containing a housing (12) having a curved inner surface (26) with a profile equidistant from a trochoidal curve, an eccentric (52) mounted on a shaft disposed within the housing, a rotor (16) mounted on the eccentric shaf...
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WO/1994/021907A1 |
An internal combustion engine comprises a housing (4) having a peripheral wall with a cylindrical internal surface and side walls defining a chamber. A rotor (18) is disposed within the chamber and has at least one recess (20) in its per...
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WO/1993/012330A1 |
A rotary engine (1) comprises: a side housing (2) and an intermediate housing (12); a rotor housing (3); a rotor (4) rotatably housed in the rotor housing (3); side seal grooves (6) formed on the side surfaces (5) and (25) of the rotor (...
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WO/1992/021867A1 |
A rotary motor with a pair of abutments (12) that move relative to a rotor through the rotation of gears (48, 52, 54, 56) operatively connected to both the abutments (18) and the rotor (12). The abutments (18) and rotor (12) are located ...
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WO/1992/014909A1 |
A rotary piston internal combustion engine having a structure wherein a curve determining a side surface profile of a cylindrical hollow of a housing is set to a synthetic trochoid or parallel synthetic trochoid as a locus of a creation ...
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WO/1991/018193A1 |
A rotary engine having an oval rotor (12) centrally mounted in a cylindrical chamber (11). Cylindrical chamber (11) is partitioned into a number of combustion chambers (40-47) by sliding vanes (48-53B). Rotor (12) is mounted to a partial...
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WO/1988/001336A1 |
A rotor (2) turns in a casing (1), of which the internal peripheral surface comprises several inlet and combustion chambers (4, 5) which are swept, during rotation of the rotor, by radially mobile slides (7, 8). Since the combustion cham...
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WO/1987/003040A1 |
In a mixed cooling system for the piston of a rotary-piston internal combustion engine having a trochoid construction with a triangular piston and a liner surface in the form of a double arc of a circle, a fuel injector is arranged in a ...
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WO/1986/006437A1 |
Rotary engines utilize the Brayton cycle. The cycle of the engines includes the four strokes of intake, compression, expansion and exhaust. An open-cycle version (Figure 2) uses air as the primary working fluid while closed-cycle version...
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