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| Number | Title | Issue Date |
| 8100102 | Cylinder head for an internal combustion engine A cylinder head for an internal combustion engine is provided. The cylinder head includes a valve chamber shaped to accommodate at least two rotary valves therein. The cylinder head also includes at least two first passages extending between the valve chamber and an... | 01/24/2012 |
| 7926461 | System for controlling fluid flow A system for controlling fluid flow to or from a cylinder of an internal combustion engine is disclosed. The system includes a drive shaft having a rotary valve mounted thereon. The system also includes a cylinder head a cylinder head accommodating the rotary valve ... | 04/19/2011 |
| 7802550 | Cylinder head arrangement including a rotary valve A cylinder head arrangement is provided. The arrangement may include a cylinder head having at least one valve chamber defined therein. The arrangement may also include at least one rotary valve, accommodated in the valve chamber, the rotary valve having a curved po... | 09/28/2010 |
| 7594492 | Rotary valve system and engine using the same Rotary valve system for controlling communication with a port in an internal combustion engine which, in one disclosed embodiment, has a crankshaft, compression and expansion pistons connected to the crankshaft for reciprocating movement within compression and expan... | 09/29/2009 |
| 7591240 | Method for providing a mixture of air and exhaust A method for providing a mixture of inlet air and exhaust gas in a cylinder of an internal combustion engine is disclosed. Fluid flow between the cylinder and a cylinder head associated therewith is controlled by at least one rotary valve accommodated in the cylinde... | 09/22/2009 |
| 7406938 | Cooling mechanisms for rotary valve cylinder engines A cooling mechanism for a rotary valve cylinder engine 1 comprising a rotary valve cylinder 3 rotatably mounted within an outer cylindrical valve element 8, the rotary valve cylinder 3 and the outer cylindrical valve element 8 each... | 08/05/2008 |
| 7371265 | Continuous hydrogen and alcohol generator from coal A gas generator with the sole input of air, water and coal that continuously produces hydrogen and carbon monoxide and further reacts these two gases into alcohol. This gas generator/reactor is using its own by-products and is therefore also self sustaining. ... | 05/13/2008 |
| 7314219 | Shaft seal assembly A seal assembly provides a seal between a housing member and a shaft member extending through a bore formed in the housing member. The seal assembly comprises a seal member mounted to the housing member within the bore and about the shaft member and extending radial... | 01/01/2008 |
| RE39852 | Charge control device for and method for controlling the functioning of a reciprocating internal combustion engine A charge control apparatus and a method for operating an reciprocating internal combustion engine are provided. The charge control apparatus includes a rotary disc valve disposed in the intake conduit upstream of the intake valve and connected to a motor and a contr... | 09/25/2007 |
| 7255082 | Rotary valve system and engine using the same Rotary valve system for controlling communication with a port in an internal combustion engine which, in one disclosed embodiment, has a crankshaft, compression and expansion pistons connected to the crankshaft for reciprocating movement within compression and expan... | 08/14/2007 |
| 7225779 | Intake system including a resonance chamber In an intake system for an engine incorporated with a resonance chamber (32), a variable communication unit (50) for controlling the communication between an intake passage with the resonance chamber comprises an outer tube (51) having an open a... | 06/05/2007 |
| 7213547 | Valve A valve is constructed to strike a balance between providing relatively high sealing yet low friction as components of the valve move. The valve includes a port and an actuator movable relative to the port. A member is disposed between the port and the actuator. The... | 05/08/2007 |
| 7213546 | Engine airflow management system A rotary valve assembly for an internal combustion engine is herein disclosed. The rotary valve assembly comprises a valve body having a number of ports formed therethrough and a bore that intersects these ports such that a valve cylinder inserted into the bore may ... | 05/08/2007 |
| 7140342 | Slotted cylindrical tube rotary valve assembly This invention is a slotted cylindrical rotary valve assembly for an internal combustion engine, comprising of two sets of gear driven slotted cylindrical tubes in a cradle apparatus. Each set has two tubes located co-axially and rotates co-axially, and each tube is... | 11/28/2006 |
| 7121247 | Spherical rotary engine valve assembly A spherical rotary engine valve assembly for use in an internal combustion engine. ... | 10/17/2006 |
| 7017538 | Method of producing a powerful and efficient internal combustion four stroke engine using a blower and a single valve cylinder The present invention relates generally to a method for providing an efficient and powerful engine for internal combustion four stroke engines using a single valve per cylinder as the intake and exhaust valve. Outside air emerging from an air filter is forcibly pump... | 03/28/2006 |
| 7007639 | Air injection engine An internal combustion engine of the present invention features separate compression and expansion cycles. The engine includes a separate compressor device which pressurizes air by a ratio greater than 15 to 1, at least one two stroke combustion cylinder and a compr... | 03/07/2006 |
| 6976464 | Semi-rotating valve assembly for use with an internal combustion engine The present invention is directed to a semi-rotating valve assembly that may be used in conjunction with an internal combustion engine. The semi-rotating valve of the present invention comprises a valve shaft disposed substantially within a valve housing, wherein th... | 12/20/2005 |
| 6904885 | Osband super inductionexhaustion valveshaft' engine system, V-Type, flat-type, single-type, multi-cylinder four-cycle engine(s) An internal combustion engine; having block valley radiator core, with electrical water pump and air cooling fans, cooling and circulating water through block water passages, and having block valley oil reservoirs positioned under block valley radiator core for oil ... | 06/14/2005 |
| 6666458 | Valve seal for rotary valve engine A ceramic composite valve seal for a rotary valve assembly for use in internal combustion engines having rotary intake valves and rotary exhaust valves which have a spherical peripheral surface, the valve seal being of two-piece construction surrounding t... | 12/23/2003 |
| 6415756 | Spherical rotary engine valve An internal combustion engine valve comprising a shell having an outer surface. At least a portion of the outer surface is spherical in shape and a further portion of the outer surface is partially convex in shape and partially concave in shape. The shell... | 07/09/2002 |
| 6390048 | Valve apparatus for internal combustion engine A gas valve apparatus for an internal combustion engine having a combustion chamber. The gas valve apparatus includes a rotary intake valve located between an outer intake port and inner intake port at the combustion chamber and a rotary exhaust valve loc... | 05/21/2002 |
| 6360719 | Charge control device for and method for controlling the functioning of a reciprocating internal combustion engine A charge control apparatus and a method for operating an reciprocating internal combustion engine are provided. The charge control apparatus includes a rotary disc valve disposed in the intake conduit upstream of the intake valve and connected to a motor ... | 03/26/2002 |
| 6308677 | Overhead rotary valve for engines An overhead rotary valve fitted into a cylinder head with diametrical polygonal openings formed therein for use in combination with an internal combustion engine, driven to bring intake and exhaust ports into and out of alignment with passages leading to ... | 10/30/2001 |
| 6295961 | Internal combustion rotating spherical head and valve A rotating spherical head and valve internal combustion engine includes an engine block having at least one combustion cylinder which is sealed by a rotating spherical head and valve. The rotating spherical head and valve includes an intake path opening a... | 10/02/2001 |
| 6199531 | Shutter valve system for internal combustion engines A valve system designed for use in an internal combustion engine to regulate the flow of working fluids including air/fuel mixtures and exhaust gases to and from a cylinder comprising an intake valve and an exhaust valve. At least one but preferably both ... | 03/13/2001 |
| 6138628 | Camshaft controller, in particular for use in an induction manifold system for a multi-cylinder internal combustion engine A camshaft controller (10), in particular for use in an induction manifold system for a multi-cylinder internal combustion engine, including an induction distributor (11) with individual induction pipes (16 to 19) which are disposed adjacent one another a... | 10/31/2000 |
| 6095106 | Cyclo-valve for internal combustion engines Presented is a new rotary or cyclo-valve system for engines, such as internal combustion engines, that greatly simplifies the valve system for such engines. The cyclo-valve simply rotates to align its gas passageways with inlets to or outlets from engine ... | 08/01/2000 |
| 6055953 | Gas engine having roller-shaped rotary slide valve The governor for a gasoline engine is a roller-shaped rotary slide valve (8a, 8b)which permits precise adjustment of the quantity of gas-air mixture supplied to the combustion chamber. The actuation forces for operating the rotary slide valve (8a, 8b) are... | 05/02/2000 |
| 6006714 | Self-sealing rotary aspiration system for internal combustion engines The disclosed aspiration system provides an alternative to poppet valves for motor vehicle and other applications including gasoline, diesel, natural gas or other internal combustion engines. In one embodiment, an aspiration head (30) includes a housing d... | 12/28/1999 |
| 6003312 | Engine In accordance with this invention a vapor engine is provided having a first piston of a given diameter and a second piston having a larger diameter than the first piston. Walls are provided within which the pistons travel so as to define a first piston sp... | 12/21/1999 |
| 5931134 | Internal combustion engine with improved combustion An internal combustion design which allows for enhanced control of the fuel-air mixture and complete exhaust of combustion gases during the exhaust stroke. The internal combustion engine does not require that the combustion gas outlet valve enter into the... | 08/03/1999 |
| 5711265 | Rotary valve drive mechanism An improved drive mechanism for rotary valves of the type used in internal combustion engines indexes the valves in selected attitudes of rotation to align the valve passage with an inlet or exhaust port and hold the valve in alignment for a selectable du... | 01/27/1998 |
| 5503130 | Internal combustion engine with improved exhaust valve, timing system, and injector An internal combustion engine is provided which includes an improved exhaust valve, air/fuel injector, and timing system for operating the valves and injectors. The exhaust valve comprises a rotatable cylindrical valve body having a passage which is locat... | 04/02/1996 |
| 5503124 | Rotary valve with seal supporting tongue A rotary valve (10) for an internal combustion engine, of the hollow cylindrical type, having one or more openings (14) arranged to pass periodically over a window in the cylinder head bore, characterized in that the valve (10) also incorporates at least ... | 04/02/1996 |
| 5392743 | Variable duration rotary valve A rotary valve which may be axially adjusted for varying an open duration of the valve. The device includes a rotary valve having a substantially wedge shaped, contoured aperture which allows passage of a combustion mixture through an intake port and into... | 02/28/1995 |
| 5377635 | Rotary throttle valve and utilization of said throttle valve for the transfer of a fluid to a combustion chamber of an internal-combustion engine A rotary throttle valve for transferring a fluid between a fluid source and a combustion chamber of an internal-combustion engine, comprising at least one substantially cylindrical surface and a side wall. The rotary throttle valve includes at least one f... | 01/03/1995 |
| 5205245 | Two stroke engines A two stroke internal combustion engine includes a cylinder with a piston slidably sealed in the cylinder, a plurality of transfer ports open into the cylinder and at least one exhaust port leads from the cylinder, the transfer ports are connected to a co... | 04/27/1993 |
| 5205251 | Rotary valve for internal combustion engine There is provided a rotary valve system for an internal combustion engine which has the capabilities of advancing of retarding the openings of the valves. The rotary valves comprise a cylindrical valve body rotatably disposed within a valve sleeve. The va... | 04/27/1993 |
| 5152259 | Cylinder head for internal combustion engine A cylinder head for attachment to a block assembly of an internal combustion engine as a replacement for a conventional cylinder head and its conventional valves and associated mechanical components. The cylinder head includes at least one longitudinally ... | 10/06/1992 |
