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8181614 Internal combustion engine and vehicle incorporating same  
An internal combustion engine includes a main enlarged member extended towards a camshaft for forming reed valve chambers. The main enlarged member is integrally provided on a head cover of the...
8171923 Cylinder head lubricating structure for engine  
In a cylinder head lubricating structure for an engine, in which a breather passage which guides, toward a cylinder head, gas including oil mist generated in a crank chamber by oil splashing means...
8166949 Cylinder head dry valley drain  
An engine comprises a cylinder head at least partially defining a dry valley and a cover secured to the cylinder head. The cover defines a first aperture. A boss extends from the cylinder head...
8152942 Method of hardening surface of metallic part, piston, cylinder head, and cylinder block each produced using the surface-hardening method, and process for producing the same  
With regard to a surface hardening method wherein a surface of an engine member is coated with an alloy layer having high abrasive resistance so as to improve the life of the member and a...
8146543 Cylinder head for an internal combustion engine  
A cylinder head for an internal combustion engine has at least two cylinders, each cylinder having an outlet opening for discharging the exhaust gases out of the cylinder, an assembly end side for...
8141531 Valve cover with decoupled NVH isolation and sealing features  
A cylinder head cover, a system, and a method are disclosed for sealing a cylinder head and isolating cylinder head vibrations from a cylinder head cover body. An example cylinder head cover may...
8127737 Unfinished cylinder head casting, cast cylinder head for diesel internal combustion engines, and process for producing an unfinished cylinder head casting  
An unfinished cylinder head casting for producing a cylinder head for internal combustion engines powered with diesel fuel includes a sealing surface, intended for mounting in a finished state on a...
8100103 Reciprocating piston cylinder head cover having an integrated fluid exchange rotary disc valve  
A cylinder head cover for a reciprocating compressor cylinder. The cover includes a first plate having a first and second channel in a surface of the first plate. The first and second channels...
8100100 Valve cover housing for internal combustion engines  
A valve cover housing for internal combustion engines. In one embodiment, the valve cover housing includes a conduit for passing a coolant fluid near the valvetrain, and in another embodiment, the...
8082894 Cylinder head having coolant flow guide device  
The invention relates to a cylinder head (1) for a liquid-cooled internal combustion engine with several cylinders, comprising at least one intake port (5) and at least two exhaust ports (4) per...
8061030 Cylinder head insert method  
A cylinder head modification method includes the steps of selecting a cylinder head for an internal combustion engine having a plurality of combustion chambers and the cylinder head having a...
8061131 Cylinder head for an internal combustion engine  
A cylinder head adapted to be mounted to a cylinder block of an internal combustion engine has a cooling jacket at least partially integrated in the cylinder head. The engine has two groups of...
8056522 Automotive valve cover  
An exemplary embodiment includes a valve cover for automotive engines with convenient holes for adjusting the valves without removing the valve cover from the engine. Rubber plugs close the holes...
8056525 Induction system for internal combustion engine  
An induction system for an internal combustion engine includes an upper intake for receiving air from a supply, such as a turbocharger, and a lower intake which combines a cylinder valve actuator...
8051825 Through-bolted rocker bar assembly  
An engine assembly may include an engine block, a cylinder head, and a valvetrain assembly. The cylinder head may be fixed to the engine block. The valvetrain assembly may include a valve actuating...
8051810 Coolant passage within a cylinder head of an internal combustion engine  
A cylinder head having a coolant passage therein includes a coolant inlet, an exhaust valve seat portion, intake valve seat portion, and a spark plug mounting portion formed centrally in the...
8051648 Exhaust manifold being integrally formed with cylinder head  
An engine includes exhaust manifold integrally formed with a cylinder head. The engine may include an exhaust manifold having at least one single exhaust outlet for exhausting exhaust gas that is...
8051822 Spark plug and cylinder head assembly ensuring reliable ignition of air/fuel mixture  
A spark plug and cylinder head assembly includes a spark plug and a cylinder head of an engine. The cylinder head has a bore and a surface which faces a combustion chamber of the engine and on...
8047177 Cylinder head having an integrally formed port-exhaust manifold assembly  
A cylinder head having a plurality of integrally formed port-exhaust manifold assemblies therein, wherein the port-exhaust manifold assembly is integrally formed in the cylinder head by extending a...
8047167 Multi-cylinder internal combustion engine  
In a multi-cylinder internal combustion engine, a hydraulic valve rest mechanism is mounted on a valve operating device, which performs open-close driving of an engine valve which is arranged in a...
8042508 Camshaft support structure for internal combustion engine  
A cylinder head of an internal combustion engine is fitted with rocker arms. Camshafts are disposed so that the rocker arms and cams will be brought into contact with each other. The camshafts are...
8042506 Cylinder head  
A cylinder head has a cylinder head body, a camshaft housing mounted on the cylinder head body, and cam caps mounted on the camshaft housing. The camshaft housing has through holes into which bolts...
8042509 Cam cap  
A cam cap has a wall portion that extends between two cam cap portions integrally formed and having connection portions respectively, and therefore the rigidity of the cam cap is high and thus the...
8001935 Cylinder head with reinforcement  
The invention relates to a cylinder head (1) of an at least one-cylinder internal combustion engine with direction injection of a motor vehicle with a flame deck (2) and with an oil deck (3). An...
7987830 Oil supply structure for continuous variable valve timing apparatus and cylinder head employing the same  
An oil supply structure of a continuously variable valve timing apparatus includes: a first oil filter to receive and filter oil from a main gallery; a first oil control valve to receive oil from...
7980205 Air-cooled engine  
An air-cooled engine (10) is cooled by cooling air (Wi). The air-cooled engine (10) includes a cylinder block (33) and a cylinder head (28). The cylinder block (33) has cylinder cooling...
7980206 Cooling water passage structure of cylinder head  
In an internal combustion engine, one end of a cylinder head (1) in a longitudinal direction is provided with a cooling water inflow port (19) leading to the inside of the cylinder head (1), while...
7966987 Air-cooled engine  
There is provided an air-cooled engine (10) that is cooled by cooling air. The air-cooled engine (10) comprises a cylinder block (33), and a cylinder head (28) that closes off one end of a cylinder...
7966986 Cylinder head  
An exhaust system includes a cylinder head having a plurality of exhaust ports. Integrally formed with the cylinder head are a plurality of independent and separate tubes. The tubes are cast,...
7913660 Cylinder head  
A cylinder head includes: a bottom wall; an outer circumferential wall defining inside thereof a disposition space where valves which open and close combustion chambers, rocker arms, a camshaft...
7895992 Push rod engine with inboard exhaust  
A multiple cylinder internal combustion engine having an engine block with first and second cylinder banks arranged at an angle and longitudinally offset relative to one another and a camshaft...
7845322 Cylinder head cover  
The present invention relates to a cylinder head cover (4) for covering a cylinder crank case (14) of an internal combustion engine. It is essential to the invention here that at least one bearing...
7836858 V-type engine and motorcycle incorporating same  
A V-type vehicle engine includes a main engine body with a front bank with a rear bank defining a V-type structure. A plurality of valve actuation units are respectively located in valve chambers...
7827950 Valve cover assembly and method of construction  
A valve cover assembly for sealed engagement with a cylinder block includes a cover portion, a rail and a molded-in-place elastomeric bridge molded to the cover portion and the rail maintaining the...
7802552 Gas channeling cylinder head assembly  
A gas channeling cylinder head assembly for fixed attachment to a cylinder, the cylinder having a slidably mounted piston, the piston being cyclically moveable, the assembly incorporating a plenum...
7789056 Sleeve and cylinder head cover  
A sleeve allows insertion of an oil control valve, and is used by being inserted to an installation hole provided in a cylinder head cover. An outer surface of a sleeve main body of the sleeve is...
7784442 Turbocharged engine cylinder head internal cooling  
An engine cylinder head has an exhaust manifold cast in the cylinder head. A turbocharger with a turbine body is adapted to mount directly to an exhaust outlet mounting face of the exhaust...
7784438 Mounting module of oil control valve for tappet control in cylinder deactivation engine  
The present invention relates to a mounting module in which an oil control valve for tappet control is mounted in a cylinder deactivation engine. The mounting module of the invention is separately...
7770291 Internal combustion engine component and method for the production thereof  
Disclosed is an internal combustion engine component (1) which is made of an aluminum alloy and comprises at least one area (2) that is subjected to a great thermal load during operation of the...
7765971 Valve cover system  
A valve cover system for covering valves, rocker arms and a cam shaft of an engine includes a mounting plate being mounted to a cylinder head of the engine. The mounting plate has an access...
7757646 Camshaft support structure of an internal combustion engine  
A camshaft support structure of an internal combustion engine (10) includes a camshaft (26, 30) that drives an intake valve (18) or an exhaust valve (20); a head cover (34) that houses the camshaft...
7757653 Integrated exhaust manifold and cylinder head gasket  
A gasket assembly for an internal combustion engine having a cylinder head gasket and an exhaust manifold gasket. The cylinder head gasket and the exhaust manifold gasket have a common layer of...
7757654 Cylinder head  
A cylinder head in which a partition wall for separating exhaust ports of adjoining cylinders extends from between these adjoining cylinders to an exhaust merging portion and the partition wall is...
7739994 Thermoelectric system for an engine  
An internal combustion engine that includes a block, a cylinder head having an intake valve port and exhaust valve port formed therein, a piston, and a combustion chamber defined by the block, the...
7726274 Internal combustion engine cylinder head  
An internal combustion engine having at least one cylinder, a block, and a cylinder head having at least one gas exchange channel for conducting gases to and from the cylinder is disclosed. A tube...
7717081 Engine cylinder head structure  
In a cylinder head structure of an engine, a structure of an oil passage is simplified to downside the engine and to provide proper flow of cooling water in the cylinder head. A partition wall is...
7690367 Internal combustion engine and vehicle having the internal combustion engine  
An engine (internal combustion engine), in accordance with an embodiment, includes: a cylinder head disposed above a crankcase; a cylinder head cover attached to cover an upper side of the cylinder...
7677219 Cylinder head  
A cylinder head includes: a bottom wall portion; an outer circumferential wall portion defining inside thereof a space; a longitudinal wall portion extending to define, in the space, an intake side...
7677218 Cylinder head including a stress slot with filler  
A seal for an engine is disclosed. The seal may include a cylinder head gasket. The seal may also include a cylinder head having a top surface and a bottom surface, the bottom surface of the...
7673609 Internal combustion engine  
In an internal combustion engine in which air-intake valves reciprocate in parallel to the direction of reciprocal motion of pistons, an air-intake structure of an internal combustion engine...