Matches 1 - 43 out of 43
Match Document Document Title
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...
7347676 System for the construction of pumps, compressor, and motor engines, formed by a rotary chamber and pistons which are driven in the same direction at varying velocities alternatively opposite to each other, inside a fixed open or closed structure  
A system includes a rotary chamber and pistons that move in the same direction at varying and alternatively opposite velocities to each other inside a fixed structure. The chamber is rotatively...
7222601 Rotary valveless internal combustion engine  
A rotatably alternating air or water cooled two-stroke internal combustion engine comprising a cylindrical casing, and a rotor comprising two radially extending vanes affixed to a shaft rotatably...
7182061 Rotary internal combustion engine  
A rotary internal combustion engine comprising at least one but preferably a plurality of two operating chambers each having a toroidal path of travel on an interior thereof and an interactive...
7156068 Rotary combustion engine  
The aim of the invention is to dispense with the disadvantages of previous engines either fully or partially. This is achieved by two cylindrical parts which rotate into each other, respectively...
6880494 Toroidal internal combustion engine  
Toroidal internal combustion engine comprising two concentric engine rings. Intake valves are assembled in two faces of one set of pistons and exhaust valves in two faces of the second set of...
6276329 Rotary machine  
A rotary machine, usable as an engine or as a pump, has a toroidal cylinder (25) which is swept by continuously rotating disc-like piston (34). The cylinder has a double disc valve arrangement (42,...
6210135 Internal combustion rotary engine  
An internal combustion rotary engine includes a stationary, centrally located manifold having an intake and an exhaust port. Inner and outer rotor assemblies are provided which rotate in a common...
6158987 Power unit for use as a pressure-fluid operated motor and/or a pressure fluid pump  
A power unit for use as a pressure-fluid-operated motor and/or a pressure fluid pump, the power unit comprising a cylinder space, pistons movable in the cylinder space and channels for pressure...
6113370 Rotary vane machine  
The invention provides a rotary-vane machine having a stationary shell including a casing member (2), a camming ring (4) having an internal, noncircular camming surface (6), and a flange member...
5501070 Double-rotor rotary engine and turbine  
A rotary internal combustion engine has a base and a housing rotatably mounted to the base and having a rectangle-blade for forming a part of combustion chamber. An output shaft is rotatably...
5324182 Rotating piston internal combustion engine with ring gear elastically coupled to the housing  
A rotation piston internal combustion engine has a substantially stationary housing defining a plurality of blind holes, and a rotor rotatably mounted within the housing for rotation at a...
5040957 Co-rotor engine with valve system  
A co-rotor engine with an internal valving system controlling the supply to and exhaust from motor chambers of gas under pressure. The valving system has concentric sleeves that are relatively...
4687427 Rotary internal combustion engine with uniformly rotating pistons cooperating with reaction elements having a varying speed of rotation and oscillating motion  
A rotary internal combustion engine comprising a stationary, water-cooled housing having a large cylindrical bore in which a hollow cylinder with end walls rotates at a uniform speed. On said...
4664078 Continuously rotating internal combustion engine  
A substantially continuously rotating internal combustion engine. The engine has a rotatable casing with a hollow cylindrical interior cavity which includes one or more partition members. A shaft...
4655695 Rotating fluid driven rotary actuator  
A substantially continuously rotating fluid driven rotary actuator. The actuator provides a rotary output in one direction. The turning force is generated by the opposite motion of a vane within a...
4560328 Rotary piston machine having a plurality of chambers containing reciprocating flap pistons  
The rotary piston machine contains a rotor (22) having a plurality of sector-shaped chambers (30). Each chamber (30) houses a flap piston being swivelingly mounted and reciprocated synchroneously...
4553503 Rotary piston machine  
This invention is an internal combustion engine having arcuate pistons inside a rotating annular cylinder block which is divided into two combustion chambers by a pair of diametrically opposed...
4434751 Rotary piston engine  
The rotary piston engine has a rotatable annular cylinder and rotatable piston elements interconnected through a cross-linkage mechanism eccentrically arranged relative to the longitudinal axis of...
4370109 Rotary piston-internal combustion engine having a central axis  
A rotary piston-internal combustion engine has a stationary engine housing with a central axis. A rotor is positioned within the housing and includes a cylinder with first pistons integral with and...
4359980 Rotating piston engine with constant torque arm drive of its power take-off shaft  
A two-cylinder rotary piston internal combustion engine. Two interengaging arcuate piston-cylinder assemblies move in a circular path on an engine plane. The piston of one assembly and the cylinder...
4281628 High efficiency tri-rotor ballistic engine  
A tri-rotor ballistic engine comprising a frame, a drum rotatably mounted on the frame having an output shaft, with a power cavity and an energy absorbing cavity defined therein. A power shaft is...
4257752 Rotary alternating piston machine with coupling lever rotating around offset crankpin  
A rotary piston machine is shown that is operable with a compressible fluid; such as a rotary pump, compressor or engine construction. There is a housing having an inner and an outer ring member...
4169697 Angular compression expansion cylinder with radial pistons  
An angular cylinder piston combination is disclosed for providing compression and expansion chambers in a large number of items, such as compressors, pumps, internal and external combustion...
4086879 Rotary engine with revolving and oscillating pistons  
A rotary engine with complemental cylindrical rotors facing each other and rotatable about a common shaft. Each rotor has an annular recess with a pair of diametrically opposed pistons mounted...
3981638 Rotary piston machine  
A rotary piston machine which has a substantially annular working space, which is divided by bars or the like dividing elements into a plurality of sealed chambers, the volumes of which are...
3909162 Toroidal chamber rotating piston machine  
Engine (or pump) having a toroidal chamber defined by complementary chamber members, at least one of which is rotatable and each of which carries a piston projecting into the toroidal space and...
3779215 INTAKE AND EXHAUST ARRANGEMENT FOR A ROTARY-PISTON INTERNAL COMBUSTION ENGINE  
An internal combustion engine, in which two sets of four pistons rotate about the axis of a cylindrical casing wall and additionally move angularly relative to each other about the casing axis to...
3768935 CONTINUOUSLY ADJUSTABLE TRANSMISSION  
Continuously adjustable transmission assembly for directly transforming a force, hydraulically or pneumatically transmitted through a pressure medium, into rotary motion of a shaft, including at...
3730654 GEAR ARRANGEMENT FOR PROVIDING AN OSCILLATING ROTATIONAL MOTION  
A pair of meshed gears each of which comprises a plurality of sectors having the configuration of a logarithmic spiral provide an oscillating motion with respect to each other as they rotate. The...
3645239 ROTARY PISTON MACHINE  
My present invention relates to rotary machines and, more particularly, to a rotary internal-combustion engine having a rotating annular cylinder block within which are housed a pair of...
3521979 DUAL-DRIVE ROTARY ENGINE  
3476056 PUMP WITH OSCILLATING VANES  
3397680 Reversing blade rotary engine  
3318201 Rotary hydraulic actuator with improved sealing means  
3288122 Engine  
3251347 Internal combustion engine  
3193191 Rotary compressor  
3169487 High pressure vane pump  
3139871 Fluid motor and pump having expansible chambers  
3087671 Rotary engines, pumps, and compressors  
3009444 Hydraulic driving mechanism  
2796776 Indexing table  
Matches 1 - 43 out of 43