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WO/2020/103971A1 |
The invention relates to a strain wave gear (1) comprising a drive wheel (4), which is to be assigned to a drive assembly (2) which is rotatable as a whole, a resilient flexwheel (6), an output element (7), which is mounted in the drive ...
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WO/2020/104057A1 |
An exhaust valve rocker arm assembly selectively opening first and second exhaust valves. The assembly includes an exhaust rocker arm and a valve bridge operably associated with the rocker arm and including a main body and a lever rotata...
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WO/2020/099669A1 |
An exhaust valve rocker arm assembly operable in a drive mode and an engine braking mode includes a rocker shaft, a rocker arm (30), a hydraulic lash adjuster assembly (12), an accumulator assembly (16) and a locking pin (52). The rocker...
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WO/2020/100939A1 |
Provided are a control device for a variable valve timing mechanism and a control method thereof, wherein cam phase angle interpolation can be performed with high accuracy without using a motor rotation angle sensor. The control device f...
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WO/2020/100556A1 |
A solenoid valve 26 is equipped with: a solenoid part 30; a valve body 27 having a plurality of ports 32-34 extending in the radial direction; and a spool valve 28 that moves axially in the interior of the valve body by means of a plunge...
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WO/2020/099471A1 |
The present invention relates to a method for synchronising an engine comprising at least one movable piston of a four-stroke internal combustion engine, the method comprising a first step (e1) of initialising a second memory space, a se...
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WO/2020/094174A1 |
A harmonic drive comprises an internally toothed housing element (2), a pot-shaped output element (4) which is mounted in the housing element (2), and a likewise pot-shaped, resilient drive element (19) which is connected to the output e...
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WO/2020/094173A1 |
The invention relates to a camshaft phaser (1) for variably adjusting the control times of gas exchange valves of an internal combustion engine, comprising: a stator (2) and a rotor (3) which can be rotated relative to the stator (2), wh...
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WO/2020/097242A1 |
A valve bridge system comprises a valve bridge configured to extend between at least two engine valves of an internal combustion engine. In one embodiment, a valve bridge guide is operatively connected to the valve bridge and configured ...
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WO/2020/088798A1 |
A bleeder brake mechanism (30) includes a carrier (32), a latch mechanism (40) and a lost motion assembly (50) and is configured to selectively cooperate with an exhaust valve (82) during an engine braking event. The exhaust valve (82) i...
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WO/2020/090198A1 |
This phase changing unit changes the relative rotational phase of a first rotating body and a second rotating body, and comprises: a rotating member (80) to which an external drive shaft is connected, and to which a rotational driving fo...
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WO/2020/088800A1 |
A pump actuator for use between a cam and a pump and constructed in accordance to one example of the present disclosure comprises an outer body, an inner body and an axle. The inner body is received by the outer body. The axle is support...
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WO/2020/090186A1 |
The present invention addresses the problem of reducing hitting sound between rolling bodies and engagement sections by optimizing an eccentricity amount which is the distance between the center of an eccentric rotating body and the cent...
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WO/2020/088799A1 |
A method of providing diagnostic information for an electromagnetic latch assembly (122) includes providing a pulse to a circuit (200) that include one or more electromagnetic latch assemblies. The circuit (200) includes coils (199) of t...
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WO/2020/085057A1 |
A valve timing control device for an internal combustion engine is provided with a lock mechanism 4 capable of restricting a relative rotation position of a vane rotor 9 with respect to a housing 7. The lock mechanism has a lock hole 24 ...
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WO/2020/084055A1 |
The invention relates to a method for synchronising a motor vehicle combustion engine. The method comprises the steps detecting (E1) the reference position of a first toothed wheel during a rotation of the crankshaft from the measurement...
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WO/2020/083426A1 |
A harmonic drive (1), in particular for an electromechanical camshaft adjuster, has a drive element (2), and comprises a drive element (2) with an inner circumferential surface which widens in a stepped manner from a first end side (S1) ...
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WO/2020/084763A1 |
An OCV (10) provided in a valve timing adjustment device is equipped with: a center bolt (11) which coaxially secures a rotor (52) to a camshaft (53), and has a supply port (22) which is connected to an oil supply source, an advanced ign...
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WO/2020/084764A1 |
An OCV (10) provided in a valve timing adjustment device is equipped with: a center bolt (11) which has a supply port (21) which is connected to an oil supply source, an advanced ignition port (22) which is connected to an advanced ignit...
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WO/2020/079030A1 |
The invention relates to a valve drive (10) for an internal combustion engine of a motor vehicle, comprising at least one rocker arm (34) assigned to a first combustion chamber (12) of the internal combustion engine, by means of which at...
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WO/2020/074033A1 |
A harmonic drive which is usable as an actuating gear of an electromechanical camshaft adjuster comprises an input element (2), a flexible gear element (5), and an output element (3) pivotable in a limited manner in relation to the input...
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WO/2020/075770A1 |
A valve timing adjustment device (10) comprises: an intake-side variable valve mechanism (20) that can change the valve timing of an intake valve of an engine (90); and an exhaust-side variable valve mechanism (30) that can change the va...
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WO/2020/074216A1 |
The invention proposes a cylinder head cover (10) wherein a row of bearings (22A) is formed in one piece with the body of the cylinder head cover (10); each half-bearing (22A) comprises two transversely opposite support feet (28, 30) whi...
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WO/2020/069693A1 |
The invention relates to a cover (1) and a secondary cover (3) of a camshaft phaser (2, 10), which, when placed on top of each other, form a structural unit (9) and can be machined together.
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WO/2020/069554A1 |
A four-stroke internal combustion engine comprising an inlet cam configured to open and close an inlet valve, a No. 1 exhaust cam configured to open and close an exhaust valve, a No. 2 exhaust cam configured to open and close the same ex...
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WO/2020/071038A1 |
A holding plate 8 affixed to a sprocket 1 has a circular arc-shaped stopper protrusion 8b extending in a circumferential direction. Both circumferential ends of the stopper protrusion have sloped first and second outer surfaces 8d, 8e. A...
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WO/2020/070597A1 |
A concentric camshaft for an internal combustion engine is disclosed that comprises an outer tube (12), an inner shaft (24), and two groups of cam lobes (14;22). The first group (14) is fixed for rotation with the outer tube (12) and the...
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WO/2020/067174A1 |
Provided is an internal combustion engine capable of effectively cooling an auxiliary machine. This internal combustion engine has: an engine side drive shaft 64 that is rotatably supported on an internal combustion engine body 40 and is...
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WO/2020/061739A1 |
Disclosed are an insertion piece for a camshaft phaser and a camshaft phaser. The insertion piece (1) is used to be partly inserted and mounted in a centre hole of a rotor of the camshaft phaser, the whole insertion piece (1) has a stepp...
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WO/2020/058414A1 |
A cam phasing mechanism (1) for a cam assembly (100) of an internal combustion engine, the cam assembly (100) comprising a camshaft (120) and an actuator (130) for opening a valve (505) at a reference position of rotation of the camshaft...
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WO/2020/059784A1 |
Provided is a supercharger-attached two-stroke engine 1 that can raise gas mileage while preventing the occurrence of abnormal combustion at high load when performing compression hypergolic combustion at low load and spark ignition combu...
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WO/2020/057684A1 |
The invention relates to a preassembled module (1) for a variable-lift valve train of an internal combustion engine for installation in a cylinder head of said internal combustion engine, which module (1) has a base plate (2) having an e...
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WO/2020/059016A1 |
Pins (5A, 5B) are provided in a space where the distance in the radial direction between the inner-circumferential surface (1a) of a case (1) and the tip end surface (3a) of a vane (3A) increases from less than the diameter of the pins (...
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WO/2020/060795A1 |
A camshaft phaser includes a reservoir cover on a rear side, facing the cams, and a timing wheel on a front side. Fluid is routed from the oil control valve to the reservoir via radial channels defined between a rear cover and a thrust i...
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WO/2020/057688A1 |
The invention relates to a device for carrying out multi-cycle engine braking on a reciprocating piston internal combustion engine according to the four-stroke method, said device comprising: at least one cylinder/piston unit; at least o...
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WO/2020/059017A1 |
Pins (5A, 5B) are columns which are positioned in the gap between an inner-circumferential surface (1a) and a tip end surface (3a) of a vane (3A), and have a diameter which is larger than the distance between the inner-circumferential su...
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WO/2020/058200A1 |
A variable valvetrain 2 for actuating a valve 70 of an internal combustion engine is provided. The valvetrain 2 comprises a rotatable valve crank 16 rotatably mounted by a valve crank bearing 15 to a rigid support body 80. The support bo...
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WO/2020/059313A1 |
In this valve timing control device, a first vane (V1) and a second vane (V2) among first to fourth vanes (V1)-(V4) are formed so as to protrude from a first large-diameter part (31) and a second large diameter part (32) which are formed...
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WO/2020/058415A1 |
A motion controller (800) for controlling movement of a valve (515) of an internal combustion engine, the motion controller (800) comprising: a first part (810) for engagement with a rocker arm assembly (310); and a second part (820) for...
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WO/2020/054846A1 |
This internal combustion engine is provided with: a transmission component (59) that is connected to a crankshaft and a camshaft and that moves along an annular path so as to transmit a rotation force from the crankshaft to the camshaft;...
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WO/2020/054276A1 |
Provided is an intake valve of an internal combustion engine, comprising an intake valve body 31 that is slidably supported by a valve guide 15 and that is provided with an umbrella part 33 at one end of a shaft part 32, with a periphera...
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WO/2020/055924A1 |
A compact, modular, lost motion variable valve actuation assembly includes a dry start hydraulic circuit to enable quick priming of a lost motion master-slave circuit from a dry start reservoir to the master piston chamber during engine ...
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WO/2020/056256A1 |
A phaser which has an offset or remote pilot valve added to the hydraulic circuit to manage a hydraulic detent switching function, in order to provide a mid-position lock for cold starts of the engine, either during cranking or prior to ...
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WO/2020/054464A1 |
This valve timing adjustment device (100, 100a) comprises: a driving rotating body (10) that rotates in conjunction with a crankshaft (210); a driven rotating body (30) that rotates in conjunction with a camshaft (220); a deceleration me...
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WO/2020/055512A1 |
A cam phaser is disclosed including a stator, a rotor positioned in the stator and including a locking pin, and a locking cover including a receiving element for receiving the locking pin. A cover plate is arranged on an opposite side of...
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WO/2020/054242A1 |
This valve timing control device is provided with: a large-diameter annular groove (43) formed in an axial end surface of the cylindrical section (41) of a housing body (4) so as to face a front plate (not shown), which is a plate member...
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WO/2020/048639A1 |
Systems, methods, and control systems for a switching rocker arm assembly are disclosed. A switching rocker arm (10) engages a valve (29), the switching rocker arm (10) is movable by contact with a cam (60) having a lift portion (59) and...
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WO/2020/049653A1 |
First arms (4Aa, 4Ba) of springs (4A, 4B) contact the edges of recessed sections (2A, 2B) of a rotor (2), and second arms (4Ab, 4Bb) are supported by support parts (1Ac, 1Bc) of a case (1) and urge the rotor (2). Spring accommodation par...
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WO/2020/043802A1 |
The present invention relates to a toothed wheel (1) for a camshaft which forms a target for a camshaft position sensor, the toothed wheel comprising a circular body which comprises two opposite main faces, and at least four teeth distri...
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WO/2020/045594A1 |
A second rotational solid (40) has an opposing surface (401) that opposes a shaft-end surface (161) of a driven shaft (4). A friction shim (50) is provided between the opposing surface (401) and the shaft-end surface (161), and has a fir...
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