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Matches 1 - 50 out of 1,642

Document Document Title
WO2017010586A1
The present invention relates to an internal combustion engine using a helical intake/exhaust valve into which an exhaust valve and an intake valve are combined to enable intake and exhaust holes of a cylinder that communicate with a cha...  
WO/2016/173575A4
Technical problem addressed by the invention: A valve system for internal combustion engines that is controlled by a camshaft is a potential source of engine damage if the timing thereof is disrupted (e.g. when the timing belts rupture)....  
WO/2016/173575A1
Technical problem addressed by the invention: A valve system for internal combustion engines that is controlled by a camshaft is a potential source of engine damage if the timing thereof is disrupted (e.g. when the timing belts rupture)....  
WO/2016/144281A1
A valve cock disk consists of a rotor (2) and a stator. The stator is connected to a cylinder head component and has end openings and side openings. The side openings of the stator are in communication with combustion chambers of engine ...  
WO/2016/128927A1
Provided herein are rotary valve assemblies, engines, and corresponding methods. A rotary valve assembly may include a valve housing defining a cylindrical bore, an inlet, and an outlet. The valve assembly may further include an intake a...  
WO/2016/123464A1
A modular rotary valve apparatus includes: a plurality of separate valve barrels coupled to each other and arranged end-to-end along an axis so as to define a valve shaft, each valve barrel having an annular peripheral surface extending ...  
WO/2016/023047A3
A valve arrangement for controlling the flow of gasses (132, 138) through a cylinder (128) of an internal combustion engine, which includes an inlet shaft (120) having an inlet flow channel defined therein, an outlet shaft (122) having a...  
WO/2016/012133A1
The invention relates to a piston expander for expanding a working medium in such a way that work is performed, comprising: a source for energy-rich, fluid working medium; an inlet channel (30) connected to the source; an inlet chamber (...  
WO/2015/129543A1
 The purpose of the present invention is to provide a fluid rotary machine in which dead space can be reduced as much as possible even if the device is enlarged by arranging rotary valves directly behind cylinder chambers. A fluid rota...  
WO/2015/087280A1
A mechanism for a reciprocating positive-displacement machine of the type having at least a shaft (9), and at least a piston (10) reciprocating along a first axis (7); the mechanism being designed to transfer mechanical power from the sh...  
WO/2015/087281A1
A reciprocating positive-displacement machine having an input/output shaft (9); a cylinder (8a; 26) having an axis (7); at least one piston (3) reciprocating inside the cylinder (8a; 26); and a transmission mechanism (10) for rotating a ...  
WO/2015/041748A1
The invention relates to a thermostat valve for a coolant circuit, comprising a housing with a plurality of coolant connectors, and comprising at least one hollow valve element which is mounted in the housing such that it can be rotated ...  
WO/2015/009709A1
A cylindrical valve assembly, including: a housing defining a fluid flow channel there through; a cylindrical core disposed within the housing and defining a fluid flow channel there through; and at least one cylindrical valve door dispo...  
WO/2014/205291A3
Leakage of a liquid (e.g. a coolant and/or a lubricant) past a sleeve valve to a port in communication with a combustion chamber of an internal combustion engine can be prevented by use of a substantially ring-shaped seal, which can be c...  
WO/2014/131361A1
An air intake/discharge system applicable in a piston engine, comprising a hollow cylindrical housing arranged on an upper end surface of a cylinder (4), an air intake/discharge opening (31) arranged on the inner circular surface of the ...  
WO/2014/062427A1
An internal combustion engine includes a structure that provides a port and a bore intersecting the port. A valve is rotatably received in the bore and includes an opening that is selectively aligned with the port between the open and cl...  
WO/2014/035277A1
The invention relates to engine building. An internal combustion engine comprises a body (1), a gas-distributing reflector (3) which is rigidly connected thereto and is provided with a minimum of one inlet duct and a minimum of one outle...  
WO/2014/031007A1
A pulse-width-regulating valve (1) for the regulation of a fluid flow and/or a fluid pressure is described, the pulse-width-regulating valve (1) comprising a cut-off valve (1a) connected in series with an inflow valve (1b), at least one ...  
WO/2014/023929A1
A rotary valve internal combustion engine has a piston (1) connected to a crankshaft (3) and reciprocatable in a cylinder (2), a combustion chamber 4 being defined in part by the piston. The engine has a rotary valve (5) rotatable with a...  
WO/2014/018416A1
Hybrid internal detonation-gas turbine engines incorporating detonation or pulse engine technology (such as an internal detonation engine), and methods of manufacturing and using the same are disclosed. The internal detonation engine inc...  
WO/2013/180997A1
An engine includes an engine casing and a first piston configured to reciprocate relative to the engine casing. The first piston has a wall that defines a substantially cylindrical chamber. One or more second pistons are configured to re...  
WO/2013/106035A8
An internal combustion engine includes a rotary valve such that said rotary valves serves as an output shaft for said engine. The present invention is directed to an internal combustion engine which is intended to improve the engine. The...  
WO/2013/106035A1
An internal combustion engine includes a rotary valve such that said rotary valves serves as an output shaft for said engine. The present invention is directed to an internal combustion engine which is intended to improve the engine. The...  
WO/2013/055765A1
A head assembly and valve-less internal combustion engine are disclosed. The head assembly includes a head having a first port extending through the head and a surface defining a portion of a combustion chamber in fluid communication wit...  
WO/2013/050776A3
A rotary valve internal combustion engine has a piston (1) connected to a crankshaft (3) and reciprocatable in a cylinder (2), a combustion chamber (4) being defined in part by the piston. The engine has a rotary valve (5) rotatable in a...  
WO/2013/050776A2
A rotary valve internal combustion engine has a piston (1) connected to a crankshaft (3) and reciprocatable in a cylinder (2), a combustion chamber (4) being defined in part by the piston. The engine has a rotary valve (5) rotatable in a...  
WO/2013/041233A1
The invention relates to an arrangement (1) of a slide valve (2) and a seal system (3) for sealing the slide valve (2), comprising a solid lubricant between the slide valve (2) and the seal system (3), for use in a heat engine. The slide...  
WO/2013/022019A1
This free-piston engine (10) includes a combustion space (F) for combusting an air-fuel mixture, a piston (12) capable of reciprocation between a most-compressed position and a most-expanded position, a suction port (14) for introducing ...  
WO/2013/001037A3
The invention relates to a rotary disk valve arrangement comprising a crankcase which accommodates a crank shaft, said crankcase having an inlet opening for fresh air, and at least two rotary disk valves for regulating the fresh air inle...  
WO/2013/001035A3
The invention relates to a fuel distribution block for an internal combustion engine that has a belt arrangement, said belt arrangement comprising a belt that is functionally connected to a belt pulley which is coupled to a shaft, in ord...  
WO/2013/003654A3
Engine systems and associated methods, including systems with semi- isothermal compression devices are disclosed. An engine system in accordance with a particular embodiment includes a compressor having a compressor inlet and outlet, a c...  
WO/2013/001037A2
The invention relates to a rotary disk valve arrangement comprising a crankcase which accommodates a crank shaft, said crankcase having an inlet opening for fresh air, and at least two rotary disk valves for regulating the fresh air inle...  
WO/2013/001035A2
The invention relates to a fuel distribution block for an internal combustion engine that has a belt arrangement, said belt arrangement comprising a belt that is functionally connected to a belt pulley which is coupled to a shaft, in ord...  
WO/2012/169899A1
A valve system is described for a gas engine (20) comprising a number of valves (36, 44) that are arranged to regulate the amount and supply of gas into an inlet manifold (16) in the engine (20). The system comprises a valve housing (30)...  
WO/2012/161800A3
An exemplary two-stroke internal combustion engine can comprise one or more cylinders comprising exhaust ports, one or more pistons configured to cyclically cover and uncover the exhaust ports during reciprocation of the pistons within t...  
WO/2012/161800A2
An exemplary two-stroke internal combustion engine can comprise one or more cylinders comprising exhaust ports, one or more pistons configured to cyclically cover and uncover the exhaust ports during reciprocation of the pistons within t...  
WO/2012/159616A1
The invention relates to a heat engine having at least one arrangement that comprises a reciprocating piston (2) and a cylinder (1) and that forms a work chamber (3), a valve for admitting a pressurised working medium to the work chamber...  
WO/2012/148365A1
An internal combustion engine (1) in which the force transmitted to the piston (40) is transferred directly to a crankshaft, the eccentric of which is embedded within the piston body and makes a linear motion within said body such that t...  
WO/2012/116665A1
A two-stroke spark-ignition engine with through scavenging, exhaust valves (7), an injection nozzle (5) and sparking plug (6) in the cylinder head is characterized by higher volume efficiency and higher volume output with the possibility...  
WO/2012/071021A1
A valve-free four-stroke combustion engine with axially opposed pistons, characteristic in that it comprises an engine block (6) that contains sliding cylinders (5) with pistons (4) pin-fastened to connecting rods with cogs (3) with a wo...  
WO/2012/048279A4
An internal combustion engine can include a piston moving in a cylinder and a junk head disposed opposite the piston head in the cylinder. The junk head can optionally be moveable between a higher compression ratio position closer to a t...  
WO/2012/048312A8
A sleeve valve with a valve body that at least partially encircles at least one piston that moves in a reciprocating manner can, at least partially define with the at least one piston a combustion chamber of an internal combustion engine...  
WO/2012/048312A1
A sleeve valve with a valve body that at least partially encircles at least one piston that moves in a reciprocating manner can, at least partially define with the at least one piston a combustion chamber of an internal combustion engine...  
WO/2012/048309A1
A cam can rotate on a camshaft of an internal combustion engine. A rocker arm that actuates a valve of the internal combustion engine can include a rocker pivot connection point located on a distal side of a valve component from a proxim...  
WO/2012/048279A1
An internal combustion engine can include a piston moving in a cylinder and a junk head disposed opposite the piston head in the cylinder. The junk head can optionally be moveable between a higher compression ratio position closer to a t...  
WO/2012/025124A1
A free-piston engine with a linear power generator and a least one engine arrangement including: - a linear chamber with a longitudinal direction and at a first end with a first housing with a first reaction chamber, a first chamber port...  
WO/2012/013715A1
A discharge valve assembly (100) for two-stroke internal combustion engine (200) is disclosed, comprising a cylindrical shutter (7) revolvingly mounted into a housing (5). A canal (8) is left between the external surface of the shutter (...  
WO/2012/004184A1
The invention relates to a free piston device comprising at least one free piston engine having at least one piston receptacle in which an expansion chamber for expanding a drive medium is formed, and a piston unit having a piston that d...  
WO/2011/127740A1
A rotary valve engine includes hollow rotary shaft bodies (3, 8) disposed on the top of cylinder blocks. Hollow portions of the shaft bodies function as gas exchange passages (4, 21). A gas inlet (5) and a gas outlet (9) communicating wi...  
WO/2011/124109A1
An air inlet sectioning device for a four-stroke internal combustion engine comprises at least one air inlet passage and at least two air inlet pipes; an air inlet auxiliary control valve is arranged between the air inlet passage and the...  

Matches 1 - 50 out of 1,642