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WO/2005/019634A2 |
An automatic compression release mechanism for in an internal combustion engine, includes a camshaft assembly including a cam gear, a cam lobe with a notch positioned along a first side of the gear, a tube passing through the cam gear an...
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WO/2005/019612A1 |
The invention relates to a contoured body having an additional cam contour for effecting a valve control of a piston combustion engine that is used, in particular, for an internal exhaust gas recirculation.
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WO/2005/019607A1 |
A valve gear of an internal combustion engine, wherein when a zone for one of the positive and negative accelerations of a rotating cam is set to be used by a ramp part, the ramp part is formed in a curved shape so that the lift amount o...
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WO/2005/019608A1 |
The invention relates to a valve tappet system, such as can be provided in internal combustion engines for actuating the gas exchange valves. The invention further relates to an anti-rotation device for a valve tappet system, which preve...
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WO/2005/019609A1 |
A valve gear of an internal combustion engine, wherein a swing cam performs reciprocating motion by swinging about a swing shaft in a specified range, and a rocker arm performs reciprocating motion by swinging interlockingly with the swi...
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WO/2005/008052A1 |
A device for detecting variation between banks of an internal combustion engine has valve opening characteristic-setting means (57) for varying valve opening characteristics of air intake valves (9) with respect to each cylinder (&num 1-...
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WO/2005/005787A1 |
According to the invention, an outer lever (1) of a rocker arm (2), which can be switched to different strokes for at least one gas-exchange valve, is manufactured by a deep-drawing process. The invention is characterized in that by a sp...
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WO/2005/005788A1 |
According to the invention, an outer lever (1) for a cam follower (2), which may be switched between different travels for at least one gas exchange valve, may be prepared by a deep-drawing method. In particular, a cupped base body (16),...
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WO/2005/005791A1 |
The invention relates to a device for the independent adjustment of the phase and axial position of a shaft, in particular, the camshaft (3) of an internal combustion engine, comprising a phase adjuster (43) and an axial adjuster (21) an...
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WO/2005/003524A1 |
Valve gear for an internal combustion engine comprises a camshaft (8) carrying a cam (10) which has a profile which varies in the direction of the camshaft axis (12), the camshaft (8) being axially displaceable to vary the action of the ...
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WO/2005/003534A1 |
An intake air volume controller of an internal combustion engine in which variation in the intake air volume can be corrected appropriately among cylinders and both operability and exhaust gas characteristics can be enhanced even in a no...
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WO/2005/003535A1 |
An intake air amount control device of an internal combustion engine capable of increasing operability and improving exhaust emission characteristics by securing high robustness and increasing controllability in intake air amount control...
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WO/2005/003536A1 |
An object of the invention is to provide a diesel engine exhaust gas purifier which maintains a predetermined exhaust gas temperature capable of continuous regeneration of particulate matter while reducing the rate of emission of NOx in ...
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WO/2004/113688A2 |
The invention relates to an internal combustion engine comprising a variable valve drive device (2) provided with at least one camshaft (1) having at least one cam arrangement. Said cam arrangement comprises a cam (4) which can be displa...
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WO/2004/109078A1 |
When a shift-down mistake of a manual speed changer or other reason causes an increase in engine speed that may exceed an allowable speed, a valve moving device for an engine with a valve lift varying mechanism reduces a lift amount with...
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WO/2004/109068A1 |
Disclosed is a camshaft, especially for an internal combustion engine of a motor vehicle, comprising at least one cam that is provided with cam segments (2, 3) which can be displaced relative to each other. The aim of the invention is to...
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WO/2004/109066A1 |
In an engine where a valve lift amount can be continuously varied, a valve-moving device, having a valve lift-varying mechanism, for an engine is capable of increasing and reducing a valve lift amount without changing a valve opening ang...
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WO/2004/104396A1 |
The invention relates to a driver stage for a solenoid valve of an internal combustion engine. The aim of the invention is to ensure reliable operation thereof with relatively low energy consumption. To this end, said driver stage compri...
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WO/2004/104394A1 |
A control device of a multicylinder internal combustion engine (1) provided with a valve operating characteristic control means (9) for controlling a valve operating characteristic of at least one of an intake valve (2) and exhaust valve...
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WO/2004/103606A1 |
The invention relates to a method for producing a blank, especially the blank of an outer housing (1) of a switchable, hydraulic cam follower. The aim of the invention is to reduce the production cost of the outer housing (1). To this en...
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WO/2004/101959A1 |
The invention relates to a method for changing the stroke of inlet valves (2) of an internal combustion engine between a partial lift and a full lift. According to the invention, the lift of the inlet valves (2) is controlled by at least...
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WO/2004/097186A1 |
A valve gear of an engine, comprising a swing member (9) swingably driven by a drive means (8), a control arm (10) disposed between the swing cam face (9b) of the swing member (9) and the rocker side pressed face (11d) of a rocker arm (1...
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WO/2004/097185A1 |
A valve-moving device for an engine, where a valve for opening and closing a valve opening of a combustion chamber is opened and closed by transmitting drive force from a drive member to the valve through a drive force transmission mecha...
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WO/2004/094791A1 |
The invention relates to a rocker arm (1) that can be switched to different cam strokes. This rocker arm is comprised of an outer arm (2), between whose limbs (3) an inner arm (4) is pivotally mounted. The invention is characterized in t...
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WO/2004/092550A1 |
A valve gear comprising a housing provided with a passage, a valve member arranged within said housing, which is movable between a first, closed position, in which the passage is closed, and a second, open position, a piston connected to...
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WO/2004/092551A1 |
The invention relates to a combustion engine comprising at least one double-arm lever (3) that is rotatably mounted on a camshaft (1) in the vicinity of a base circle (2) of a cam by means of a shaft, the first lever arm (4a) forming a c...
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WO/2004/088094A2 |
In order to produce a variable valve lift device for the lift adjustment of the gas-exchange valves of an internal combustion engine, by means of which with adjustment forces and holding forces, independently from whether said holding fo...
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WO/2004/088096A1 |
The invention relates to an apparatus for an internal combustion engine, which has at least one inlet valve and at least one exhaust valve (10) for regulating the connection between the combustion chamber in the cylinder and an inlet sys...
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WO/2004/088099A1 |
In order to produce a variable valve lift control system for a combustion engine with underneath camshaft for the adjustment of a valve lift and an opening time of at least one inlet valve and/or outlet valve, load-dependently and rotati...
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WO/2004/085805A1 |
The invention relates to a device for the actuation of charge exchange valves in reciprocating piston engines, comprising a housing, a cam which is rotatably mounted in a rotating joint located inside the housing and the rotary movement ...
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WO/2004/085804A1 |
The invention relates to a device for the variable actuation of gas exchange valves for internal combustion engines, wherein at least one cam (2) pertaining to a camshaft (1) mounted in a housing rotates according to the engine speed. Th...
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WO/2004/085803A1 |
The invention relates to a device for the variable actuation of the gas exchange valves of internal combustion engines, whereby a continuously revolving cam drives an intermediate member which carries out an oscillating, pure rotational ...
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WO/2004/085802A1 |
The invention is characterized in that the gas exchange valves of a cylinder are displaced in a displacement unit (15, 34) jointly and independently of the displacement of the displacement devices of the other cylinders. Every displaceme...
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WO/2004/083607A2 |
A valve actuator assembly for an engine includes a movable engine valve. The valve actuator assembly also includes a movable roller finger follower operatively engaged with the engine valve, a rotatable cam, and an intermediate finger fo...
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WO/2004/083611A1 |
The invention relates to a valve drive of an internal combustion engine, comprising at least one camshaft whereon at least one cam carrier is arranged in a rotationally fixed and axially displaceable manner. Means for applying axial tens...
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WO/2004/083608A1 |
The invention relates to a rocker actuator (1) switchable to different cam travels. The inventive rocker actuator (1) comprises an external lever (2) which is arranged between the arms (3) and to which an internal lever (4) is pivotally ...
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WO/2004/081349A2 |
A valve train with a hydraulic lifter in an engine, and a method of configuring a hydraulic lifter of an engine, are disclosed. The valve train includes a valve, a cam, and at least one coupling component. The valve train further include...
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WO/2004/081352A1 |
A variable valve actuation system (20) for providing discrete exhaust and intake valve lift profiles for various operating modes of an internal combustion engine. The variable valve actuation system includes exhaust (24) and intake (30) ...
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WO/2004/081351A1 |
An oscillating cam is oscillated by a rotating cam provided on a camshaft rotated by a crankshaft of an internal combustion engine. The oscillating cam has a rotating-cam contact portion that is in contact with the rotating cam to transm...
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WO/2004/079164A1 |
The invention relates to a valve lever (1) of a valve gear of an internal combustion engine comprising two lateral walls (3, 4) that are connected by a cross-segment (2). A complementary inward shaping (7) for a head of a supporting elem...
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WO/2004/076822A1 |
The invention relates to an assembly and torsional stop device (assembly aid) (1) for roller tappets of a valve drive in an internal combustion engine in which gas exchange valves are driven via roller tappets.. The roller tappets that e...
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WO/2004/074660A1 |
A method of operating an internal combustion engine (110), including at least one cylinder (112) and a piston (212) slidable in the cylinder (112), may include supplying a mixture of pressurized air and recirculated exhaust gas from an i...
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WO/2004/074647A1 |
A first engaging part (20A) and a second engaging part (20B) in a connecting lever (20) rotatably supported by a supporting shaft (24) disposed below a rocker arm (10) are formed into one unit. The engaging parts (20A, 20B) selectively e...
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WO/2004/074648A1 |
The invention relates to a multicylinder internal combustion engine (1) comprising intake valves and exhaust valves that are provided with at least one additional valve (10) for each cylinder (C1, C2, C3, C4, C5, C6), a preferably tubula...
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WO/2004/067922A1 |
The invention relates to a valve control for actuating at least one valve (6), especially an inlet or outlet valve of an internal combustion engine, wherein the dimension of the valve lift of the at least one valve (6) corresponds to a s...
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WO/2004/067923A1 |
The invention relates a valve drive (1) for piston internal combustion engines, wherein a first rocker arm (2.1) is in active contact with at least one first cylinder valve (3.1), at least one additional cam (4.2) is in active contact wi...
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WO/2004/067924A1 |
The invention relates to a variably adjustable valve drive mechanism for at least one gas exchange valve (1) of a piston engine, especially a reciprocating internal combustion engine, said gas exchange valve (1) comprising a closing spri...
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WO/2004/065764A2 |
Disclosed is a device for actuating the gas exchange valves in reciprocating engines, comprising a housing (G), a cam (N) which is rotatably mounted in a rotating joint (ng) located inside the housing and the rotary movement of which is ...
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WO/2004/063536A1 |
Disclosed is a directly effective, switchable cam follower (1) for a valve drive of an internal combustion engine, comprising a housing (3) that is provided with an axial cavity (2) inside which an inner element (4) is enclosed, said inn...
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WO/2004/063537A1 |
Disclosed is a directly effective, switchable cam follower (1) for a valve drive of an internal combustion engine, comprising a housing (3) that is provided with an axial cavity (2) inside which an inner element (4) is enclosed, said inn...
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