Matches 1 - 50 out of 157 1 2 3 4 >
Match Document Document Title
7377246 Vertically oriented camshaft cap oil diverter  
An improved cam shaft configuration for internal combustion engines is provided wherein the oil is efficiently diverted from the camshaft cap to adjacent camshaft lobes. A reorientation of the...
7322327 Lubrication structure of camshaft with variable valve timing  
A lubrication structure for a camshaft with variable valve timing includes an advance hole, which includes an advance flow passage formed in a camshaft body. An end of the camshaft is attached to a...
7305950 Method for control of dilution in engines during variable camshaft phasing  
A method for coordinating engine throttle position with camshaft phaser motion during transient engine operation such that desired internal residual dilution is maintained. A dilution model for...
7290514 Valve train lubricating structure in internal combustion engine  
To prevent a drop in a lubricating oil supply pressure in a valve train from occurring by disposing a lubricating oil supply path for the exclusive use of the valve train without allowing the...
7237518 Oil filter for continuous variable valve timing apparatus in engine  
An oil supply passage of a cylinder head increases design freedom of cylinder heads. The oil filter variously sets the oil supplying position through which oil enters into an oil filter. This...
7228832 Internal combustion engine with translatable camshaft  
An internal combustion engine having a camshaft which is translatable between first and second positions to control an engine operating characteristic. The camshaft is rotationally driven from the...
7165522 Cylinder head of an internal combustion engine having a camshaft bearing rail  
A cylinder head of an internal combustion engine is provided with a cylinder head housing and with a divided camshaft bearing rail having a lower part, which comprises lower bearing blocks, and...
7146956 Valve train for internal combustion engine  
A valve train for an internal combustion engine is comprised of a lubricating oil, and a camshaft which is made of an iron-based material and comprises a cam lobe and a camshaft journal. The...
7121243 Valve case and resin cylinder head cover  
A valve case includes an attaching portion and a sleeve. The valve case is attached to a cylinder head cover main body formed of resin. The attaching portion is formed of resin and is a portion of...
7121242 Lubricating structure of OHC internal combustion engine  
A lubricating structure for an OHC internal combustion engine including a cam holder, wherein an oil feed path for feeding a lubricant to an upper end of a valve stem is formed integrally with the...
7107950 Variable valve actuating mechanism for internal combustion engine  
A lift and operating angle varying mechanism is arranged to vary an intake valve operation angle and an intake valve lift of the engine continuously by rotating a control shaft with an actuator...
7104694 Bearing apparatus for camshaft in engine  
A bearing cap is bolted to the cylinder head by a cap bolt to fix relative position of the camshaft to the cylinder head. An oil escape bore that connects a cap bolt insert bore formed in the...
7093571 Internal combustion engine  
In an internal combustion engine having an electromagnetically driven valve for driving one of an intake valve and an exhasut valve, at least a lubricating oil passage to a head section including a...
7055476 Valve actuation apparatus for internal combustion engine  
A VA apparatus for an internal combustion engine includes a pair of VO cams disposed on both sides of a crank cam and having inside end faces opposed to each other, wherein the inside end faces...
7032554 Thrust cam cap for engine camshaft  
The present invention provides a thrust cam cap for an engine camshaft disclosed to effectively place a thrust cam cap to limit the longitudinal movement of an engine camshaft according to the...
7007648 Oil passage structure for engine  
To provide an oil passage structure for an engine in which a tensioner arm is in sliding-contact with a cam chain for speed-reducing a rotational power of a crankshaft by half and transmitting the...
7004131 Engine shaft pump  
A rotary shaft pump for increasing supplied oil pressure to a pressure responsive device in an internal combustion engine. The pump includes a housing adapted to carry a plurality of axially spaced...
6920856 Camshaft mounting structure for a cylinder head  
The camshaft mounting structure for a cylinder head includes a journal part placed at the front of a cylinder head and supports a camshaft and accommodates a bolt coupling hole for securing the...
6912982 Device for changing the angle of rotation of a camshaft relative to a drive wheel of an internal combustion engine  
In a device for changing the angle of rotation of a camshaft arranged in a cylinder head of an internal combustion engine relative to a drive wheel of the internal combustion engine, wherein a...
6904882 Valve mechanism, in particular for internal combustion engines of motor vehicles  
A valve lift mechanism, in particular for internal combustion engines of motor vehicles, has a driven cam element, a valve control member which can be driven (translational movement or pivot...
6892686 Magnet actuator for a camshaft controller  
The invention concerns a magnet actuator for a camshaft controller, comprising a housing base body with receiving sections provided on the housing base body for receiving at least one magnetic...
6883484 Rocker shaft  
A plurality of oil passages are formed in a shaft body of a rocker shaft, which partially constitutes a valve drive system of an internal combustion engine. A bolt hole is formed in the shaft body...
6883480 Camshaft adjuster for internal combustion engines of motor vehicles  
A camshaft adjuster for internal combustion engines of motor vehicles has a stator having a casing and stays connected to the casing and projecting radially inwardly. A rotor rotatable relative to...
6874456 Valve operating apparatus of internal combustion engines  
In a valve operating apparatus, torque is transmitted from an eccentric drive cam attached to a drive shaft through a multinodular-link motion-transmission mechanism including a link arm, a rocker...
6871620 Variable cam timing unit oil supply arrangement  
An internal combustion engine arrangement 7 with a variable cam timing unit pressurized oil supply arrangement 49 is provided. A first pump 44 delivers oil through a first check valve 62 to...
6834629 Three dimensional cam, grinding method and grinding apparatus  
An improved cam and follower arrangement suitable for actuating, for example, poppet valves of an internal combustion engine and method and apparatus for forming the cam surface. This permits the...
6810845 Lubrication system using valves to meet various engine oil pressure requirements  
A lubrication system for an internal combustion engine having valves to optimize oil flow through an engine to increase engine efficiency. The lubrication system includes an engine driven oil pump...
6782856 Camshaft accumulator  
An accumulator 114 is provided in an engine 7 camshaft 73 having at least one lobe and an internal cavity 170 . A compliance member 174 is provided for pressurizing the fluid within the...
6679210 Rocker arm for internal combustion engine  
The present invention prevents abnormal wear of the friction surfaces surrounding the rocker arm, prevents poor lubrication when the engine is started at low temperature after a long period of...
6631701 Camshaft lubrication system  
A hollow camshaft ( 19 ) lubrication system for aircraft engines that supplies lubricant ( 14 ) to cam lobe surfaces ( 25 ) from the interior surface ( 22 ) of the hollow camshaft ( 19 ) even...
6543400 Oil supply route in a camshaft for a cam phaser  
A cam phaser assembly having an improved configuration of the C1 oil gallery in the camshaft supplying oil to the cam phaser. An axial bore in the camshaft is formed over its non-threaded outer...
6536390 Variable valve-timing engine  
A variable valve-timing engine includes a VTC for adjusting a relative phase angle of an exhaust cam for opening and closing an exhaust valve and an intake cam for opening and closing an intake...
6523513 Camshaft timing device for internal combustion engines  
In a camshaft timing device for an internal combustion engine having a camshaft driven from a driveshaft by way of a camshaft drive which is capable of advancing or retarding the camshaft and...
6505588 Internal combustion engine with at least two cam shafts arranged adjacent to each other in the cylinder head, particularly with an intake camshaft and an exhaust camshaft  
An internal combustion engine with two camshafts ( 4, 5 ) arranged side by side in the cylinder head ( 1 ), each having a mechanism ( 8, 9 ) for varying the control timing of gas exchange valves is...
6499454 Variable-valve-actuation apparatus for internal combustion engine  
A VVA apparatus includes a driving shaft, a crank cam arranged at an outer periphery of the driving shaft, a VO cam swingably supported by the driving shaft to actuate an engine valve, and a rocker...
6491010 Over-head cam type V-type engine  
An over-head cam type V-type engine comprises a crank shaft provided to penetrate through a crank chamber, a cam shaft provided in a head portion of each of two cylinders provided above the crank...
6470840 Cylinder head structure  
A cylinder head includes a carrier member 50 integrally formed with a vertical wall portion 53 for supporting a camshaft 15, 16, a tappet guide 54 for containing a tappet 24 and a...
6453861 Valve gear of internal combustion engine  
In an internal combustion engine, a pair of suction ports are formed on left and right sides of the rear of the cylinder head with respect to the vehicle body. A pair of exhaust ports is formed on...
6378483 Lubrication system for four-stroke engine  
A four-stroke engine with a lubrication system is disclosed. The engine includes intake and exhaust valves. A valve actuating mechanism opens and closes the intake and exhaust valves. The...
6343580 CAM angle sensor mounting structure for engine  
An improved journaling and sensor mounting arrangement for the VVT mechanisms of a twin overhead cam engine. By utilizing a combined single bearing cap for the VVT ends of the camshafts that mounts...
6338324 Lubricating structure for a four-stroke engine  
An intermittent oil supply system is provided that discharges intermittently some of the oil supplied to the cam bearing 53 from the oil supply path 71 formed on the axial center of the...
6311654 Valve timing adjusting device  
A seal plate partitions a sectorial space which houses a vane and a circumferential groove which houses a torsion spring, so that the sectorial space is formed to prevent the communication between...
6289861 Control for variable valve timing  
Three embodiments of twin overhead camshaft internal combustion engines employing variable valve timing mechanisms for each camshaft. In each embodiment, the variable valve timing mechanisms are...
6263844 Oil passage for internal combustion engine  
An oil passage for an internal combustion engine having a timing chain entrained around a crank sprocket and a cam sprocket, the crank sprocket being mounted on a crankshaft of the engine, and the...
6260526 Valve movement control system of an internal combustion engine  
In a valve movement control system of an internal combustion engine, a hydraulic operational characteristic variable mechanism with no operational lag or a shortened operational lag on re-starting...
6227155 Structure for lubricating cam shaft in multi-cylinder engine  
To provide a multi-cylinder engine in which cam shaft linked with a plurality of intake valves and a plurality of exhaust valves for carrying out intake and exhaust operations for a plurality of...
6202612 Seal for a servo medium of a torque transmission device  
A seal for a servo medium of a torque transmission device (2) in which sealing rings can be dispensed with by providing an annular sealing gap (12) which extends on both axial sides of a servo...
6186105 Variable valve timing arrangement for engine  
An improved variable valve timing mechanism for an internal combustion engine wherein the variable valve timing mechanism includes a control valve mounted by a bearing cap for the cam shaft and...
6173689 Lubrication arrangement for engine valve actuation  
A push rod operated multi-valve V-type engine particularly adapted for use in motorcycles or like vehicles and which engine is air cooled. The engine employs a very simplified construction and...
6076492 Cylinder head for variable valve timing  
A variable valve timing mechanism for an internal combustion engine wherein the camshaft is supported at one end by a combined bearing and valve body member that is detachably connected to the...
Matches 1 - 50 out of 157 1 2 3 4 >