Matches 1 - 50 out of 100 1 2 >
Match Document Document Title
7631632 Orbital engine/pump with multiple toroidal cylinders  
The orbital engine or pump comprising of drive train, having several elliptical gears each rotating around focal point with focal distance defined as function of minimum vanes opening, and toroidal...
7588432 Pump and inkjet printer  
A pump includes a case, a rotor, and a partition member. The case has a hollow inside defined by an inner wall surface thereof and includes a suction inlet through which fluid is sucked in the...
7578278 Multilobe rotary motion asymetric compression/expansion engine  
A rotary engine with multiple pivotally mounted lobes desmodromically extendible and retractable from a rotor to trace asymmetric volumes for inlet and compression and expansion and exhaust based...
7500463 Shuba rotary internal combustion engine with rotating combustion chambers  
A rotary internal combustion engine has a hollow stator with inner cylindrical surface, and a right-prism rotor having rhombus-shape base with round angles and convex sides whose big diagonal...
7478619 Rotary engine for motor vehicles with very low consumption and pollution rate  
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...
7441534 Rotary engine system  
This rotary internal combustion engine has two rotatable vane type pistons mounted for axial rotation in a sealed casing. In an exemplary cycle, one piston is released to rotate at or prior to...
7395805 Single cycle elliptical rotary engine  
A rotary engine having a rotor housing with a bisected, offset elliptical interior wall and a rotor member disposed therein. Four rotor vanes reciprocate radially from within said rotor wherein the...
7192263 Pump and ink jet printer mounting the pump  
The pump is provided with a housing 31, a rotor 40, and a separating member 50. Rotor 40 and separating member 50 are rotated within housing 40. Separating member 50 separates the cavity of housing...
7140853 Axial vane rotary device  
An axial vane rotary power device comprises a rotor arranged to turn within an annular chamber having two end plates with mutually facing undulating cam surfaces. Vanes retained in angularly spaced...
7080623 Rotor for an axial vane rotary device  
An axial vane rotary device includes members defining an outer wing and an inner wing, both of which are affixed to the rotor for rotation therewith. The outer wing defines a surface that carries...
6978758 High Efficiency rotary piston combustion engine  
A computer controlled rotary piston engine includes a blower housing containing a rotatable impeller assembly, for pushing ambient air into the housing, and forcing the air to pass through a...
6883489 Rotational engine  
A rotational engine that includes an annular cylinder block having an inner elliptical shape. A circular member having a number of cylinder heads is positioned centrally within the annular cylinder...
6776136 Elliptical rotary engine  
An elliptical potary engine having a cylindrical rotor that rotates within a cyclindrical housing having cycling chambers defined between a plurality of radially extending piston vanes disposed...
6772728 Supercharged radial vane rotary device  
A family of sliding vane rotary power devices provides two and four-phase internal combustion engines, as well as serving as pumps and compressors. All of these devices have an improved donut...
6739307 Internal combustion engine and method  
Internal combustion engine and method in which pistons on different rotors move relative to each other to form chambers of variable volume in a toroidal cylinder. The pistons move in stepwise...
6729296 Variable vane rotary engine  
An improved rotary engine that harmoniously produces multiple, sequential cycles. A main housing is comprised of a concentric stator sandwiched between a front and an aft wall enclosing a...
6698395 Hybrid rotary engine  
A hybrid engine including an electric generator, an electric motor, and a rotary internal combustion engine including pivoted vane elements mounted on a rotor and biased into engagement to...
6684847 Radial vane rotary device  
A family of sliding vane rotary power devices provides an internal combustion engine, a pump, a compressor, a fluid-driven motor, an expander device, a fluid-driven pump, a compressor or a...
6659066 Gear synchronized articulated vane rotary machine  
An independent radial vane rotary machine for the production of rotary mechanical power through internal combustion of liquid or gaseous fuel and employing intermeshed gearing for synchronization...
6659065 Flexible vane rotary engine  
An internal combustion rotary engine that employs resilient, flexible vanes attached to a rotor that spins within an oval cavity in a housing. The vanes, which are long enough to extend slightly...
6659067 Radial vane rotary device and method of vane actuation  
A family of sliding vane rotary power devices provides an internal combustion engine, a pump, a compressor, a fluid-driven motor, an expander device, a fluid-driven pump, and a compressor or a...
6651609 Nagata cycle rotary engine  
An internal combustion rotary engine using vanes to create separate combustion chambers within the engine and capable of performing all four Otto cycles—intake, compression, combustion and...
6598582 Rotary heat engine  
An enclosed chamber external combustion rotary engine that converts thermal energy into mechanical energy, comprising of a tapered rotary disc with at least one perimeter quadrilateral vane...
6550442 Rotary machine used as a four-cycle rotary combustion engine, a compressor, a vacuum pump, a steam engine and a high pressure water motor  
A new mechanical movement consisting of a main stationary cylinder into which there is a rotary cylinder configured to rotate about a fixed rotor axis, and through which a certain number of vanes...
6536403 Direct drive rotary engine  
A direct-drive rotary engine having a rotor housing, the rotor housing having an interior wall structure which defines an open interior of the engine compartment, including an air intake region, a...
6401686 Apparatus using oscillating rotating pistons  
A motor, expander, compressor, or hydraulic device is formed with an oscillating rotating piston comprising a cylinder having an axis of rotation and end surfaces and defining an oscillating...
6401687 Axial rotary engine  
The rotary axial engine comprises a housing 1 in which there is a wave-like annular channel 10 for a working medium and a rotor 5 is mounted, the peripheral portion of the rotor being in the...
6386172 Variable bandwidth striated charge for use in a rotary vane pumping machine  
A rotary vane combustion engine is provided that has a plurality of vane cells. This rotary vane combustion engine includes a rotor having a plurality of vanes; a stator enclosing the rotor to form...
6321713 Hot wall combustion insert for a rotary vane pumping machine  
A rotary vane combustion engine is provided that uses a hot wall combustion insert to provide the heat for combusting a fuel-air charge. The rotary vane combustion engine includes a rotor having a...
6283087 Enhanced method of closed vessel combustion  
In a spark ignition (SI) turbine engine, the combustible fuel-air mixture is compressed by volume displacement and accelerated at high velocity into the ignition source, to reduce the combustion...
6250280 Rotary drive engine  
A rotary engine including a drive element rotatably disposed within an open interior of a drive chamber, the drive chamber having an interior wall structure which defines the open interior...
6244240 Rotary positive-displacement scavenging device for rotary vane pumping machine  
A rotary vane pumping machine includes a stator and rotor in relative rotation. The rotor has a plurality of radial vanes slots and each one of a corresponding plurality of vanes slides within a...
6237560 Overexpansion rotary engine  
A rotary engine is disclosed having a rotor and rotor housing for mounting therewithin said rotor for rotation within an inner wall of the rotor housing, a gap between the rotor and the inner wall...
5979395 Vortex generator for sliding van internal combustion engine  
A method for reducing the exhaust pollution emissions in a two-stroke sliding vane internal combustion engine. First, fresh air is inducted into a vane cell, and fuel is injected into the cell at...
5937820 Four cycle rotary engine  
A rotary engine consisting of a slightly oblong casing (10) housing a circular shaped rotor (12). Attached to the rotor are separating vanes (14) that slide in and out of the rotor to create...
5836282 Method of reducing pollution emissions in a two-stroke sliding vane internal combustion engine  
A method for reducing the exhaust pollution emissions in a two-stroke sliding vane internal combustion engine. First, fresh air is inducted into a vane cell, and fuel is injected into the cell at...
5758617 Rotary engine  
A rotary engine is disclosed having a rotor and rotor housing for mounting therewithin said rotor for its rotation within the inner wall of the rotor housing, the gap between the rotor and the...
5727517 Equivalence-boosted sliding vane internal combustion engine  
A sliding vane internal combustion engine that provides one or more expansion gas ducts directing pressurized gases from expansion volumes of the vane engine into an intake charge so as to increase...
5711268 Rotary vane engine  
A rotary vane internal combustion engine wherein the section of the rotor housing where ignition takes place is formed in the shape of a circular arc matching the curvature of the rotor, with the...
5540199 Radial vane rotary engine  
A radial vane rotary engine comprises an outer housing having a inner cam surface, and an inner housing disposed within the outer housing and having a outer cam surface. There is a substantially...
5531197 Variable displacement rotary internal combustion engine  
A rotary internal combustion engine includes a block having a generally elliptically shaped bore and a substantially round rotor adapted to rotate on a straight shaft in the bore of the block. The...
5524587 Sliding vane engine  
A sliding vane engine, where the vanes slide with at least of one of an axial and radial component of vane motion, and where the compression ratio of the engine may be variably controlled. The...
5524586 Method of reducing emissions in a sliding vane internal combustion engine  
A method for reducing the exhaust pollution emissions in a sliding vane internal combustion engine. First, an ultra-lean fuel-air combination is thoroughly premixed, the fuel-air combination having...
5509793 Rotary device with slidable vane supports  
An axial vane rotary device (14) includes a stator (16) with a cylindrical internal chamber (34) defined an annular outer wall (40) and two side walls (36, 38) of the stator. Each side wall has an...
5494014 Rotary internal combustion engine  
A rotary internal combustion engine includes a block having a generally elliptically shaped bore and a substantially round rotor adapted to rotate on a straight shaft in the bore of the block. The...
5423298 Rotary internal combustion engine  
A rotary internal combustion engine including a plurality of variable compression ratio rotating combustion chambers or alternatively stationary combustion chambers, a multi-piston movable assembly...
5415141 Rotary engine with radially sliding vanes  
A rotary device has a stator having a space therein with an oval peripheral wall. A rotor is rotatably mounted within the space. The rotor has a circular outer wall. There are two chambers on...
5277158 Multiple vane rotary internal combustion engine  
A three-piece housing enclosing a cavity has rotatably mounted therein a rotor having a plurality of slots, each slot supporting a vane. Each vane has a retention end guided in its revolution...
5181490 Rotary engine  
A rotary internal combustion engine including a housing dividing a substantially circular rotor chamber and a drive shaft extending through this chamber. A circular rotor is mounted in the chamber...
5156541 Revolving vane pump-motor-meter with a toroidal working chamber  
A positive displacement pump-motor-meter has a housing structure and a rotor disposed within and supported by the housing structure in a rotatable arrangement about an axis of rotation, wherein the...
Matches 1 - 50 out of 100 1 2 >