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Patent Searching and Data


Matches 351 - 400 out of 5,410

Document Document Title
WO2001048359A9
This invention relates to a rotary engine, which could obtain high efficiency and low pollution, low weight by increasing the stability of rotor movement through rotor's circular moving, and could obtain maximum torque by transforming pe...  
WO2004067917A3
A rotary motion machine (10) and method of operation that includes at least one radially expandable piston (16) defining an inner chamber (20) having a volume that varies upon radial expansion and contraction of the piston, a core (12) d...  
WO2004081356A3
Working cycle for internal combustion engines, with methods and apparatuses for managing combustion charge density, temperature, pressures and turbulence (among other characteristics). At least one embodiment describes a supercharged int...  
WO/2004/090289A1
An internal combustion rotary engine is described, adapted to be used both for motor vehicles and ground machines (alternators, compressors, pumps and the like) or water craft or any type. The used fuels are the same of the presently use...  
WO/2004/088110A1
The invention discloses a rotary engine with alternated shifting rotors. The engine uses alternating motion of two spaced rotors with rotary vanes. When angular velocity varies alternately, the angle between two adjoining vanes varies ci...  
WO/2004/085812A1
A rotary vane motor uses a gear train arrangement for controlling the position of the vanes as well as the compression ratio of the motor. The motor includes a first pair of vanes namely a leading and trailing vane defining a working cha...  
WO/2004/085890A2
A moving cylinder assembly includes a cylinder having a chamber for receiving and engaging a piston, and a housing immediately embracing the cylinder and defining a slot through which the piston is positioned to allow for oscillating mov...  
WO/2004/081356A2
Working cycle for internal combustion engines, with methods and apparatuses for managing combustion charge density, temperature, pressures and turbulence (among other characteristics). At least one embodiment describes a supercharged int...  
WO/2004/081357A1
The invention relates to a rotary internal combustion engine comprising a triple-arced tubular piston (1) and a sextuple-arced motion-transfer pinion (6). According to the invention, the rotary internal combustion engine is characterised...  
WO/2004/067917A2
A rotary motion machine (10) and method of operation that includes at least one radially expandable piston (16) defining an inner chamber (20) having a volume that varies upon radial expansion and contraction of the piston, a core (12) d...  
WO/2004/067916A1
Rotary internal combustion engine or pump (10) including a main body (11) having a void (15) with a peripheral wall (32, 34), a major rotor (14) having a first rotation axis (16), at least one outer peripheral wall (13) portion radially ...  
WO/2004/067914A1
Both pistons (1) have the same shape and are located in a cylindrical housing (2) that has an induction opening and an exhaust opening for gases. The pistons divide the cylindrical space into four working chambers. Depending on whether t...  
WO/2004/065762A1
An engine comprises a slider element (2) movably engaged in a combustion chamber (3a), admission means (4) associated with the combustion chamber (3a) to introduce a predetermined amount of mixture thereinto and exhaust means (5) also as...  
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...  
WO/2004/029430A1
Disclosed herein is a rotary engine. The rotary engine includes pistons disposed in operating chambers of a rotary member. The pistons are guided by means of the guidance of guiding pieces engaged in a guiding groove formed at a housing ...  
WO/2004/029414A1
Disclosed is a generator arrangement (10) comprising a fuel tank (12), a rotary piston machine (14), and a generator (16) which is operated by an output shaft (20) of the rotary piston machine. Said generator arrangement is characterized...  
WO2003083276A8
Internal combustion engine and method in which pistons on different rotors (21,22) move relative to each other to form chambers (27) of variable volume in a toroidal cylinder.(26) The pistons (23, 24) move in stepwise fashion, with the p...  
WO/2004/009960A1
The invention relates to a rotary internal combustion engine. More specifically, the invention relates to a coaxial stator (1) and rotor (7). The stator (1) is provided with an inlet nozzle (19) and an exhaust nozzle (20) while the rotor...  
WO/2004/007926A1
An internal combustion rotary engine generating continuous torque throughout an entire combustion cycle by an inverse displacement of a moving chamber (170) and stationary convex surface (100) is described. A rotary engine having one or ...  
WO/2004/003360A1
The invention relates to a rotary piston engine, specifically, to an in-turn rotary piston engine. The engine has a particular in-turn device, which controls two or two pairs of pistons to rotate/stop in turn within a cylindrical (or tru...  
WO2003010456A3
Disclosed is a torus crank mechanism including a housing assembly (100) providing sealed chambers (145 to 148), a core (200) centrally arranged in the housing assembly while having a vertical shaft (215 or 216) protruded from one or each...  
WO/2003/098016A1
A counter-rotating rotary-piston engine (10) has an output shaft (12) with a cylindrical inner cavity rotatably mounted on a single support spindle (14) in the frame of an aircraft. The output shaft (12) extends substantially through the...  
WO/2003/098005A1
The invention aims at generalizing in the form of a single traction engine and hence in the form of a single invention, any traction engine with closed compression chambers. It will be shown that, both in their shapes and in their suppor...  
WO/2003/098004A1
The aim of the invention is to dispense with the disadvantages of previous engines either fully or partially. This is achieved by means of two cylindrical parts (1,3,5) which rotate into each other, respectively possessing a wing (2,4) a...  
WO/2003/095800A1
The invention relates to a rotary piston internal combustion engine with an improved combustion process. Said engine is characterised in that a two-stage combustion process, consisting of a pilot combustion and a principal combustion, is...  
WO/2003/093662A1
An internal combustion barrel engine (70) includes an engine housing with a first and second end. An elongated power shaft (80) is longitudinally disposed in the engine housing and defines a longitudinal axis. A combustion cylinder (72) ...  
WO2003014550A8
The invention relates to an internal combustion engine with at least two rotary pistons which are rotationally arranged in a housing. The rotary pistons respectively comprise a cylindrical core and an external ring, the radius thereof co...  
WO/2003/093650A1
The oscillating-rotor engine, as shown in Fig. 9, is an internal-combustion engine consisting of the stator (10) and the rotor (30). On the stator there are fixed one or more stator partitions (13) and (14), between which oscillates the ...  
WO/2003/091555A1
The invention relates to a power unit the cylinder block of which comprises at least two cylinders (3) which have the shape of a partial toroid, pistons (4) mounted in the cylinders and a generator (8, 11, 18) for producing electricity a...  
WO2002061247A8
The invention relates to a rotary combustion engine comprising a driving eccentric ring (11) arranged between a non-rotary outer casing (1) and a non-rotary inner casing (3) for rotating a power shaft (5) situated inside the inner casing...  
WO/2003/091544A1
The present invention relates to internal combustion engines with rotors mutually intermeshing through cavities and lobes of their flank surface, thus, forming working chambers which vary in volume. The aim of the invention is to increas...  
WO/2003/087553A1
The design concerns a variable driving unit with a four-stroke rotary internal-combustion engine with an additional expansion system and a priori regulation of the fuel-air mixture production, consisting of a four-stroke rotary internal-...  
WO/2003/083276A1
Internal combustion engine and method in which pistons on different rotors (21,22) move relative to each other to form chambers (27) of variable volume in a toroidal cylinder.(26) The pistons (23, 24) move in stepwise fashion, with the p...  
WO2003060291A3
The two-stroke internal combustion engine with circularly arranged cylinders and pistons with circulating one-way charge and discharge of the cylinder area represents the new operation mode of the internal combustion engine. The pistons ...  
WO/2003/076779A1
An engine system comprises at least a first volumetric device, and a second volumetric device in which said second volumetric device is larger in volume than said first volumetric device, in which, during continuous flow of a compressibl...  
WO/2003/074839A1
The invention relates to a module for a piston machine which finds application in internal combustion engines, hydraulic engines, pneumatic engines, compressors and pumps. The module comprises two link mechanisms spaced at 180° compared...  
WO2003023203A3
A rotary ejector enhanced wave rotor pulsed detonation (WRPDE) engine and method are provided. The rotary-ejector-WRPDE includes a housing, one or more inlet ports in the housing, and a rotor (20) mounted within the housing. The rotor in...  
WO/2003/069130A1
The present invention provides a scroll-type expander that simultaneously performs expansion and re-heating such that efficient expansion is realized and there is no reduction in efficiency caused by pressure loss occurring during the su...  
WO/2003/067033A1
Disclosed is a swiveling piston engine comprising a plurality of pistons (24 to 30) which are arranged in a housing (12) and jointly rotate around an axis of rotation (34) that runs essentially along the center of the housing and is stat...  
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...  
WO/2003/060299A1
An internal combustion engine (10) that has a torque wheel (12) mounted for rotation within the central cavity defined by the housing and driving a crankshaft (14). The torque wheel (12) has a plurality of arms in a spaced arrangement ab...  
WO/2003/060291A2
The two-stroke internal combustion engine with circularly arranged cylinders and pistons with circulating one-way charge and discharge of the cylinder area represents the new operation mode of the internal combustion engine. The pistons ...  
WO/2003/058045A1
Two-process rotary internal combustion engine, achieved by two thermal processes occurring alternatively in the rotary mechanical configuration. Rotary mechanical configuration enables the Krajnovic process to take place, in the walls fu...  
WO/2003/058044A1
The invention can be used as an engine for a car, tractor and other machines. The inventive engine is a four stroke. The internal space of the body of said engine is divided into four working chambers by three rotors which are firmly adj...  
WO/2003/056156A1
A rotary output shaft is born at an eccentric position of a casing arranged with a pair of chambers coaxially. A pair of rotors are fixed, at the center thereof, to the output shaft and arranged eccentrically in respective chambers such ...  
WO/2003/056157A1
The inventive working process of a rotary piston internal combustion engine which is provided with at least two sections of the working cavity thereof, involves the intake and charging of the section in which the preparation for a combus...  
WO/2003/052245A1
A rotary engine (10) including a static toroidal cavity (15) has an inlet port (46) and an outlet port (44). A first power train (38) and a second power train (36) including a first output shaft (24) and a second output shaft (26), are l...  
WO/2003/046349A1
The invention is for a rotary internal combustion engine including a primary rotor (12) defining a combustion chamber (20) having an inlet opening (28) for an air/fuel mixture and an outlet opening (30) for expanding hot gases, the prima...  
WO2003001035A3
A rotor (A) for use with a rotary machine and a rotary machine (1010) incorporating such rotor are disclosed. The rotor includes a pair of parallel side surfaces and a curved perimeter surface formed between the parallel side surfaces an...  
WO2002027144A9
The present invention (100) relates to a design and method of operation of an improved rotary piston engine. In particular, a preferred embodiment of the present invention is directed to a rotary engine with improved reliability, compris...  

Matches 351 - 400 out of 5,410