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WO/1998/006932A1 |
A rotary internal combustion engine (200) of the type having a rotor assembly (216) supported in a housing (210) for rotation about a longitudinal axis (217), said housing having two spaced apart end plates (212, 213) and said axis being...
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WO/1998/004818A1 |
A rotary piston machine especially rotary combustion engine comprising at least one rotatably mounted cylinder block (1) containing at least one cylinder (2) perpendicular to the axis of rotation of the cylinder block (1) and housing a p...
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WO/1998/002640A1 |
The present invention is for the kind of power machines, engines, pumps or compressors which have two or more pistons which work against each other preferably with a common combustion chamber or corresponding, in a stationary cylinder an...
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WO/1998/002647A1 |
The present invention is for the kind of power machines, engines, pumps or compressors which have two or more pistons which work against each other, preferably with a common combustion chamber or corresponding, in a stationary cylinder a...
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WO/1997/049908A1 |
A compressor gives a rotational speed to the pistons, which pull out the air from a nozzle and cause inflow of the air to a nozzle from three directions and creation of compression from kinetic energy of an air nozzle to an intake nozzle...
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WO/1997/037114A1 |
The invention concerns a radial-piston engine of rotary type of the kind having a valve system comprising apertured disc rings (28, 30) arranged in intersliding relationship, one of said rings (30) being stationary while the other one (2...
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WO/1997/016636A1 |
Rotating internal combustion engine (1) comprising a central rotating body (2) fixed to a drive shaft (13) with cylinders (3) placed orthogonally around said shaft, there being in each of said cylinders a sliding piston (5) whose crown f...
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WO/1996/035862A1 |
An engine including a casing (2), block means (5) being rotatable and a close fit within the casing (2), a cylinder (10) in said block means (5) housing a piston (12), a shaft (11) which is linked to the piston (12) such that movement of...
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WO/1996/033342A1 |
For known structural reasons, there are so far no fuel-injected piston combustion engines operating at pressure ratios higher the 1:21. It is the purpose of this invention to produce a fuel-injected piston combustion engine operating at ...
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WO/1996/029506A1 |
An engine/pump having a crank shaft (1) with a shaft axis (1A) and a crank axis (2A) oblique to the shaft axis (1A) which intersect with each other at X, piston/cylinder assemblies (6, 12) to rotate about the shaft axis (1A) and having a...
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WO/1996/017162A1 |
A rotary internal combustion engine of the type having pistons mounted for reciprocatory movement in respective cylinders which are arranged in equally-spaced relationship around a longitudinal axis of rotation, said axis being the axis ...
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WO/1996/007023A1 |
A circular internal combustion engine (10) includes a torque shaft (14), a central cam (18) connected to the torque shaft, a stationary middle ring (24) located about the central cam, and, an exhaust ring assembly (28) located about the ...
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WO/1995/025221A1 |
A rotary internal combustion engine comprising a housing containing a rotatable cylinder (28) having a circular wall (30) containig at least two rows of radially extending circular passageways (34, 36, 38) forming compression and power e...
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WO/1995/022689A1 |
The invention concerns a valve system for a radial-piston engine having sliding rings with channel openings formed therein, i.e. a port ring and a valve ring, said rings being rotatable relatively to one another and yieldingly pressed ag...
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WO/1995/022683A1 |
An internal combustion motor comprising at least two reciprocable pistons (2, 4) in their respective cylinders arranged radially in a rotatable crankcase (25) having an axis of rotation (26), a stepdriver element (10) connected to the pi...
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WO/1995/014156A1 |
A rotary internal combustion engine having a rotor containing a number of pistons with axes parallel to the rotor axis, wherein there are two explosions per revolution, i.e. one explosion at each end of the pistons.
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WO/1995/012754A1 |
In a piston engine with at least one cylinder rotating about a first shaft and a piston reciprocating in a straight line therein which is connected to a crank drive which has a drive component rotating about a second shaft, in which the ...
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WO/1995/006195A1 |
The best consumption-performance ratios and pollutant exhaustion values are achieved with hybrid drives, since the cycle of the energy (consumption/conversion/storage) under different forms and from various types or carriers may be contr...
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WO/1995/005535A1 |
This engine includes an engine block (2) rotatably mounted on a support (4) and including a central chamber (8) communicating with outwardly protruding radial piston chambers (10) closed by cylinder heads (12). A crank shaft (14) is rota...
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WO/1994/025744A1 |
A rotary power device consists of an open ended stationary housing (13) defining an interior having a sinusoidal cam track (52) disposed therein and end walls (16) closing each open end of the housing. At least one fluid inlet port (60) ...
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WO/1994/023189A1 |
A rotary internal combustion engine wherein the cylinders (30) forming the engine block (13) are radially disposed in a common plane and rotate with the output shaft (110). The engine block rotates within a surrounding cam surface (60) a...
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WO/1994/011625A1 |
A rotary internal combustion engine and fan propulsion unit (500) wherein the cylinders (30) forming the engine block (13) are radially disposed. The engine block (13) rotates within a surrounding cam surface (65) and the pistons (21) in...
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WO/1994/005902A1 |
The proposal is for a rotary cylinder machine in the form of a two-stroke internal combustion engine or a compressor in which a cylinder block (5) with several circumferentially distributed cylinders (13) rotate about a first axis (7). T...
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WO/1994/002725A1 |
An internal combustion engine with a circular basic cylinder body (331) which rotates in a casing (242) and relatively thereto. Somewhat starshaped cylinder chambers (336) are arranged in the basic cylinder body (331) and unite in the mi...
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WO/1994/002334A2 |
A hydraulic drive and braking system for vehicles has at least one hydraulic machine (primary machine 71), preferably a pump, and at least another hydraulic machine (secondary machine 2), preferably an engine. Both hydraulic machines are...
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WO/1993/021434A1 |
A multibank rotary internal combustion engine (10) wherein first (A) and second (B) engines are connectable in series. The cylinders (30) making up the engine block (13) are radially disposed in a common plane and rotate with the output ...
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WO/1993/019284A1 |
A radial engine assembly (10) includes a crankcase (12) supporting an annular cylinder closure means (23) having a part-spherical sealing surface (26). A crankshaft (11) supported by the crankcase (12) operates piston (32) within radial ...
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WO/1993/018286A1 |
An internal combustion engine has a substantially cylindrical piston chamber (2) in which is mounted a piston guide (6) with two opposite, substantially radial bores (7, 8). Pistons (9, 10) which enclose a combustion chamber together wit...
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WO/1993/011349A1 |
An internal combustion engine (20) has a plurality of pistons (106) reciprocating within cylinders (34) and means to translate the reciprocating motion of said pistons into rotary motion. As the cylinders (34) rotate in an engine cavity ...
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WO/1993/011343A1 |
A rotary motor (110) having a cylinder block rotatably mounted within a cylinder housing (111). The cylinder block comprises cylinders (116) with piston members (115) rotatably supported on a shaft (113) journalled for rotation in the ho...
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WO/1993/006348A1 |
A two stroke internal combustion engine comprises a piston (8) reciprocating in compression chamber (6), an inlet valve (5) permitting the supply of scavenging air at high pressure to compression chamber (6), a small external combustion ...
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WO/1992/016721A1 |
The kinematic motion assembly (10) comprises a cylinder element (12) and a piston element (14) collaborating with each other, each of which is rotatably carried in an eccentric position on a rotating body (22, 36). The rotating bodies ro...
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WO/1992/014917A1 |
The invention concerns an internal combustion engine with turbocompound system designed as a hybrid drive. The aim is to economize resources by using ceramic components, while reducing absorption of lubricant and cooling heat. To this en...
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WO/1991/011595A1 |
A rotary internal combustion engine (10) having spherical piston (42) mounted in radially arranged cylinders (38) formed in a stacked series of rotatable cylindrical members (34). A stationary cam surface (44) is located around the rotat...
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WO/1991/006752A1 |
An internal combustion engine has a cylinder block (10) mounted for rotation about an axis A-A in an outer casing (3), the cylinder block (10) having a diametrical bore therethrough forming a cylinder (20) which houses a pair of pistons ...
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WO/1990/015918A1 |
The piston engine disclosed, which is particularly suitable for use as an internal-combustion engine, comprises a housing (1) with a rotor (5) mounted to rotate about a first axis of rotation (7), the rotor having three pairs of cylinder...
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WO/1990/006424A1 |
A rotary internal combustion engine (10) wherein the cylinders (31) making up the engine block (13) are radially disposed in a common plane and rotate with the output shaft (110). The engine block rotates within a surrounding cam surface...
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WO/1990/004709A1 |
On the rotary drive shaft (10) of a four-stroke engine is non-rotationally mounted a hub (11) supporting four cylinders (14) wherein pistons (16) are arranged for reciprocal movement radially towards the hub. The hub (11) is provided wit...
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WO/1989/009875A1 |
Rotor for: 1) Compression units: 2) Internal combustion driving mechanisms; 3) Compressed air reverse scavenging with compressive force; 4) Crown disk transmission to shaft by traction force according to a new formula (see mathematical c...
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WO/1989/003474A1 |
A rotary bell (36) driven by a hollow shaft (42) and a pinion (46) selectively uncovers the intake and exhaust ports of the cylinder head (23). The bell delimits a substantially hemispherical combustion chamber (26) and has a progressive...
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WO/1988/008921A1 |
An internal combustion engine characterized by comprising: a stator (1), a rotor (7) housed inside said stator (1) and provided with a drive shaft (23), at least one toroidal cylinder (9, 9') housed inside said rotor (7) and having its a...
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WO/1988/008483A1 |
The internal combustion engine comprises an engine block (1), a crankshaft (27) mounted rotationally in the engine block (1), and a cylinder rotor (7) mounted coaxially with the crankshaft (27) and rotationally with respect to the latter...
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WO/1988/008074A1 |
An internal combustion engine has at least one piston (15, 16) which moves back and forth in a cylindrical piston bore (13, 14) and drives a rotationally supported crankshaft (30) through a connection rod (24, 25). The piston bore (13, 1...
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WO/1988/003604A1 |
The proposed rotary engine comprises a rotating block fitted with cylinders (103, 104, 119, 120) fixed in opposed pairs on the respective supports (102, 117) which are integral with each other and with a gear (114) that engages with othe...
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WO/1988/000640A1 |
A rotary piston engine has a housing (110) with a rotor chamber (112) in which a disk-shaped rotor (114) is rotatively mounted. The rotor has radially-moving reciprocating pistons (126) with inner front surfaces adjacent to corresponding...
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WO/1987/007326A1 |
A rotary internal combustion engine in which radially mounted pistons (43) are used to provide compression and ignition, and expansion occurs in a separate rotor (20) having hollow vanes (10) which are driven during the expansion portion...
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WO/1987/003041A1 |
Four-stroke rotary cylinder engine for spark-ignition engines, which ensures a total balancing of the forces produced during combustion without the incorporation of a flywheel. It consists of a disk-shaped cylinder-type rotor which revol...
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WO/1987/003042A1 |
A radial cylinder block (2) eccentrically journalled on a shaft (15) is constrained to orbital motion within a stationary casing (1) by stabilizing eccentrics (not shown) between the cylinder block (2) and casing (1). Opposed pistons (3)...
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WO/1986/006134A1 |
A reciprocating piston machine has pistons (5) arranged radially about a drive shaft (17) for reciprocation within chambers (3) formed circumferentially about a substantially cylindrical outer casing (1). Fixed to the drive shaft (17) is...
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WO/1986/004642A1 |
A rotary engine, comprising a housing (1) containing a main rotor (4) and a supplementary rotor (8). The rotors are provided with cams (6, 10) which can be brought into intermeshing engagement with one another so that a continuous rotati...
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