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Patent Searching and Data


Matches 601 - 650 out of 5,421

Document Document Title
WO/1995/022684A1
The machine comprises a cylindrical chamber (2) wherein are mounted two rotors (5 and 8) with an interpenetration configuration and forming with the chamber at least one capsuling wherein prevails a gas mixture according to the phases of...  
WO/1995/021321A1
Two plate surfaces (5) arranged in a V-shape are provided, and bores are made in the central portions of the plate surfaces, a shaft (1) being passed through the bores. A diagonal bar (4) is mounted on this shaft (1) at the same angle of...  
WO/1995/019492A1
The proposed power unit of the rotary-piston type, for example, an internal combustion engine, compressor or pump, has a stator (8) and a rotor (3) designed in such a way as to allow a number of variable-volume working chambers to be cre...  
WO/1995/016850A1
An internal combustion engine, designed to convert thermal energy into mechanical energy according to the same general principle employed in conventional reciprocating piston-and-cylinder combustion engines, wherein: (i) the equivalent o...  
WO/1995/016116A1
A rotary type internal combustion engine having a stationary stator housing (127) and a rotor (100) which is rotatably mounted within the stator housing (127). The rotor has a thrust face (108) which is exposed to combusted gases within ...  
WO/1995/015429A1
A rotary engine in which two rotors having interleaving radial vanes (3, 4, 8, 9) revolve inside a cylindrical cavity and are connected to a planetary output gear system which causes them to alternately speed up and slow down. An axial s...  
WO/1995/010691A1
A rotary engine having an outer rotor (50, 52, 54) on outer rotor bearings (62, 64) and an inner rotor (30) within the outer rotor mounted on inner rotor bearings (34, 36) the outer rotor axis being offset relative to the inner rotor axi...  
WO/1995/009972A1
A rotary internal combustion engine has an annular stator (S) and two annular rotors (R1 and R2) positioned on each side of stator (S) and co-planar therewith. The rotors are rotatable about an axis perpendicular to the planes of the rot...  
WO/1995/008699A1
A rotary vane engine (10) has a housing (11) and a rotor (14) eccentrically mounted inside the housing (11) on a shaft (15). Vanes (42) are located in circumferential slots (50) provided on the outer circumference of the rotor (14) and c...  
WO/1995/008055A1
An internal combustion engine in which the piston (10) rocks about a pivot point (60) with the piston (10) being connected adjacent the end remote from the pivot point (60) to a connecting rod (12) to drive a crankshaft. The piston (10) ...  
WO/1995/005534A1
A rotary internal combustion engine has a drum-shaped combustion chamber with first (10) and second (12) paddle and hub devices that are freely rotating on a drive shaft within the chamber. Each of the paddle and hub devices having first...  
WO/1995/004216A1
It is used in automobiles, tractors, ships, airplanes and other means of transport, heat-power industry, using the solar energy and everywhere that needs driving force, that works with any type sources of energy - liquid fuel, gas fuel, ...  
WO/1995/003479A1
An internal combustion engine with rotating pistons works on the basis of the cat and mouse principle. The charge is axially exchanged over one of the housing lids (28) and the adjacent rotary side disk (24). The combustion chambers (34)...  
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...  
WO/1994/023183A1
A rotary engine (30) having a three apex (A, B, C) rotor (48) rotatably and eccentrically mounted on a drive shaft (34), the rotor (48) having a central internal ring gear (56) meshing with an eccentrically mounted pinion gear (58). The ...  
WO/1994/021906A1
This invention relates to a rotary internal combustion engine including three same type compressors with a common axis. Among these compressors, two lateral compressors with passages and cooperated gas blades to control the intake of mix...  
WO/1994/017284A1
The present invention concerns a rotary engine wherein a connecting rod mechanism (6) acts as the force-transmitting means to an output shaft (4). In conventional rotary engines the shape of the rotor varies during the power stroke, the ...  
WO/1994/016208A1
The present invention relates to an internal combustion rotary engine including the cylinder (3) and the central member (2) which locates in the center of the said cylinder (3) and is fixed-center rotatable. The said cylinder (3) has a s...  
WO/1994/013933A1
The engine comprises two rotary parts or rotors fitted into each other and housed inside a cylindrical casing, each rotor having a structure of a cylindrical central hub wherefrom two radial stages extend so that, when the two rotors are...  
WO/1994/013942A1
The invention is a rotary combustion engine having two discs (2, 4) each containing a ring shaped chamber (1), rotating in opposite directions on the same shaft (5), in contact whith an internal partition (3) which seperates them. The su...  
WO/1994/011624A1
An engine comprises a rotary unit (1) and a reciprocating unit (3) coupled to a common drive (7). A first rotary unit (1) provides the induction phase of the 4-stroke cycle and passes air to the reciprocating action for the compression a...  
WO/1994/009268A1
A mechanism for converting rotary to reciprocating rotary motion comprises a housing (H), driveshaft (D), crank linkage, planet (P), carrier (C), flywheel (F), and timing assembly (M). The driveshaft (D), journaled in the housing (H), ca...  
WO/1994/003714A1
An internal combustion engine (10) has a rotating annular cylinder (14) containing a plurality of mutually oscillating pairs of pistons (16), one of each pair being rigidly fixed to a first axially-oscillating tube (20), the other of eac...  
WO/1994/002724A1
An improvement in an internal combustion engine having a rotating annular cylinder (14) which is rotated in a predetermined ratio to oscillation of a plurality of pairs of oscillating pistons (16) in the cylinder, the pistons being so os...  
WO/1993/021423A1
A rotary piston remote combustion engine comprising a perfectly round cylinder (1) enclosed by side plates, in which rotates one or more rotors (2) each of two or more chambers. The rotor is centrally supported by an attached straight dr...  
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...  
WO/1993/017224A1
Four elements (9a, 9b, 11a, 11b) are mutually articulated as a parallelogram deformable according to four parallel axes (A1, ...A4). A crank (31) causes a circular motion of a first coordination axis (K1) connected to one (9a) of the ele...  
WO/1993/016273A1
A rotary engine is provided comprising a housing (12) and a rotor (14) comprising a compression eccentric (20) and a power eccentric (22). Gases are compressed within the space formed by the housing (12), the compression eccentric (20) a...  
WO/1993/014300A1
The invention concerns a trochoid-design rotary-piston internal-combustion engine with a dual-curvature casing and an oil-cooled triangular piston mounted on a friction bearing. The cooling and lubricant oil near the eccentric shaft is p...  
WO/1993/013305A1
A nutating internal combustion engine is disclosed including a disc (110) having cone-shaped surfaces and a centrally disposed sphere (100) positioned within a symmetrical, spherical-segment shaped chamber (300) which is adapted to conta...  
WO/1993/013295A1
The power (12) and compressor (14) units of an internal combustion rotary engine system utilize a rotor assembly (18, 20), concentrically mounted on a stationary distributor core member (32), for rotation about an axis eccentric to the c...  
WO/1993/012329A1
A rotary internal combustion engine includes a rotor (4), and a housing (2) having one or more housing slots (24) extending to an interface surface (34a, 34b) and one or more rotor slots (30) extending to the interface surface (34a, 34b)...  
WO/1993/010332A1
A turbo engine is provided with several sequentially configured chambers (18a,b, 19, 29, 30a,b, 27) in which intake, precompression, final compression, ignition, combustion, expansion and gas discharge take place in parallel during one r...  
WO/1993/008389A1
A rotary-piston internal combustion engine comprises a casing (1) in which are mounted: a rotary-piston element consisting of a disk secured to the shaft (2) and serving as the rotor (8), on the end-face wall of which are diametrically o...  
WO/1993/008387A1
A piston engine designed as a motor with a star configuration has a rotary shaft arranged in the motor housing, upon which pistons linked to a piston rod are radially movable. An expanding gaseous fluid exerts a pressure on the pistons t...  
WO/1993/008388A1
A rotary internal combustion engine comprising a central housing comprising cylinders arranged vertically, said cylinders having open sides and connected to each other at one position, a front housing in which a follower rotor having a p...  
WO/1993/007374A1
A rotary stirling cycle engine which has a pair of hollow chambers (20) each having an elliptical rotor (30) positioned inside and rotatably sealed to the chambers inner walls. A crankshaft (40) connects the rotors in tandem to transmit ...  
WO/1993/005290A1
An opposed piston internal combustion engine comprises an output shaft (6), at least one cylinder (3), at least one pair of first and second opposed pistons (1, 2) slidable in said cylinder (3), a first cam (18) connected to the output s...  
WO/1993/004271A1
A rotary engine wherein a compressor is combined with a rotary pump in which a casing and a rotor are made eccentric from each other, a cut-in is formed in the rotor and a pressure valve is provided in the cut-in. In the rotary pump, to ...  
WO/1993/003257A1
A circular rotary engine comprises a housing having spaced concentric cylindrical walls (23, 26) defining an annulus therebetween with intake (28-I) and exhaust ports (27-E) through the sides of the walls and a cylindrical rotary piston ...  
WO/1993/001395A1
In a housing (10) with a cylindrical inner wall there are four pistons (20) staggered at angular distances apart of 90°, each oscillating about a piston axis (B) parallel to the housing axis (A). The pistons take the form of two-armed l...  
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 ...  
WO1992016728A3  
WO/1992/017048A2  
WO/1992/017693A1
The subject engine (8) includes a low pressure piston assembly reciprocally disposed in an operating chamber (22) defined in a housing (10). A pair of opposed high pressure piston assemblies (58) and (60) are directly mounted on a pair o...  
WO/1992/016728A2
A device (1) for rotatably driving a central shaft (2) including a fixed enclosure (3) which at least partially defines a toric chamber (4), at least two pairs of pistons (7, 8; 7', 8') rigidly paired with two moving parts (13, 13') cent...  
WO/1992/015777A1
[Purpose] Now that there is a limitation to transforming reciprocating movements into rotary ones, although internal combustion engines have been developed centering around reciprocating engines, an engine, wherein energy is taken out as...  
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 ...  
WO/1992/003640A1
One-stroke engine, its modular construction and utilization in various vehicules. Said engine has two useful explosions per crankshaft rotation. Its construction, disclosed in the description, includes a multiform piston and the connecti...  
WO/1992/001148A1
This patent application - worldwide - is for an induction system for internal combustion engines without valves, with the following characteristics and performances: improving efficiency and power output; providing total freedom in inlet...  

Matches 601 - 650 out of 5,421