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WO/2020/037952A1 |
A variable valve lift mechanism, comprising a rocker arm (1), a cam, a hydraulic tappet (2), and a valve. The hydraulic tappet (2) and the valve are abutted against both ends of the rocker arm (1), respectively. The variable valve lift m...
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WO/2020/039743A1 |
This valve timing control device is provided with: a plurality of inner teeth 5 provided at positions being located in the inner circumferential surface 1c of a sprocket body 1a and radially opposing the outer circumferential surface of ...
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WO/2020/038727A1 |
The invention relates to an internal combustion engine for a motor vehicle, comprising a crankshaft, comprising a camshaft, comprising a first cylinder in which a first piston of the internal combustion engine, which first piston is coup...
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WO/2020/039689A1 |
The device of the present invention comprises a bearing recess 10 that is provided in a part of the inner peripheral surface of a sprocket body 1a on a holding plate 8 side and has a sliding bearing surface 10a formed on the bottom surfa...
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WO/2020/038609A1 |
A valvetrain assembly configured to selectively perform a bleeder brake operation includes a rocker shaft that defines a pressurized fluid supply conduit, a rocker arm that receives the rocker shaft and is configured to rotate about the ...
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WO/2020/037556A1 |
A camshaft phaser rotor (20) and a camshaft phaser. Balance slots (203) are respectively formed inside an end surface of one side in an axial direction of the rotor (20) and an end surface of another side in the axial direction of the ro...
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WO/2020/038517A1 |
A harmonic drive, in particular for an electromechanical camshaft phaser, comprises a housing element (2), an internally toothed input element (4) that is connected to the housing element for conjoint rotation, a flexible, externally too...
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WO/2020/029190A1 |
A camshaft phaser stator assembly and a camshaft phaser. The stator assembly comprises: a stator main body (1), comprising a cylindrical base (11) continuously extending circumferentially and multiple stator blades (12) protruding from t...
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WO/2020/032018A1 |
A check valve (81) comprising an annular resilient body and provided in an annular flow passage portion (Rri) opens by expanding diametrically and moving away from a valve seat surface (55), permitting the flow of operating oil from a va...
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WO/2020/030299A1 |
A valvetrain assembly comprises a valve bridge, a capsule, a first rocker arm, and a second rocker arm. The valve bridge comprises an upper surface comprising a central pressure point and an offset pressure point and a lower surface comp...
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WO/2020/030298A1 |
A rocker arm assembly comprises a valve side rocker arm portion, a cam side rocker arm portion configured to selectively rotate relative to the valve side rocker arm portion, and a latch pin assembly disposed in the valve side rocker arm...
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WO/2020/027826A1 |
A timing system with a shaft, one or more cam members, which are movable along the shaft, one or more actuator cams, which define first and second shift cams and are axially slidably but non-rotatably coupled to the shaft, linkages, whic...
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WO/2020/026659A1 |
A friction plate 71 disposed between the front end surface 2d of one end 2a of a camshaft 2 and the bottom surface 14c of a fitting groove 14b in the rotor section 14 of a vane rotor has: a plate body 71a having a front surface in contac...
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WO/2020/028184A1 |
A cam follower is provided. The cam follower includes a poly crystalline diamond element, including an engagement surface. The engagement surface of the poly crystalline diamond element is positioned on the cam follower for sliding engag...
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WO/2020/020403A1 |
A control gear in the form of a harmonic drive comprises a housing element (2), an internally toothed input element (4) that is connected to the housing element (2) in a rotationally fixed manner, a flexible, externally toothed transmiss...
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WO/2020/020492A1 |
A rocker arm can comprise a cam arm, a valve arm, a lost motion spring, and a pair of deactivatable latches configured to impede travel of the cam arm with respect to the lost motion spring and configured to enable the cam arm to collaps...
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WO/2020/015776A1 |
A preassembled module (1) for a variable-lift valve drive of an internal combustion engine is proposed for installation into a cylinder head of the internal combustion engine, which module (1) has a base plate (2) with an electric linear...
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WO/2020/014722A1 |
The invention relates to a variable valve drive device (1) for actuating at least one gas exchange valve, having a camshaft (2) rotatably mounted about an axis of rotation (2a) and having at least one cam element (3) adjustable via an ad...
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WO/2020/014637A1 |
A valvetrain assembly configured to selectively perform a bleeder brake operation includes a rocker arm configured to rotate about a rocker shaft, a camshaft having a lobe configured to impart motion to the rocker arm through a pushrod, ...
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WO/2020/011400A1 |
A valvetrain for a type II engine comprises a valve bridge, a switching rocker arm, a center capsule, a first auxiliary rocker arm, and a first auxiliary capsule. The selectively switching rocker arm is configured to switch configuration...
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WO/2020/014621A1 |
An exhaust valve rocker arm assembly operable in an engine braking mode includes a rocker arm configured to rotate about a rocker shaft defining a pressurized fluid supply conduit, the rocker arm having a fluid supply passage defined the...
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WO/2020/014567A1 |
In an internal combustion engine, first and second rotating members, one for the intake valve and one for the exhaust valve rotate next to the outside of an engine cylinder on opposite sides thereof when driven by a drive gear attached t...
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WO/2020/008626A1 |
A valve seat (2) of this check valve (1) has an annular introduction port (2c) that is disposed on an end section on a cam shaft (20) side of a center bolt (30), and introduces working oil supplied from the cam shaft (20) into the center...
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WO/2020/007709A1 |
Device (12) for controlling a camshaft phaser (13), comprising: - a hydraulic element (16) which comprises a body (28), a tray assembly (30) having a tray member (36) and a valve assembly (34) comprising a first valve (70), a second valv...
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WO/2020/009703A1 |
A synchronous belt drive system having: a synchronous belt with a tensile cord of high-modulus fiber such as glass, carbon, PBO, or aramid; a driver sprocket and at least one driven sprocket, at least one of which is an obround sprocket;...
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WO/2020/001675A1 |
The invention relates to a control valve (1) for a hydraulic camshaft phaser, comprising: a screw body (4) having a cavity (2) and a plurality of connections (3a, 3b, 3c, 3d) opening into said cavity (2); a sleeve-shaped hydraulic guide ...
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WO/2020/001683A1 |
The invention relates to a camshaft-adjusting device (1) comprising a camshaft (2) and a hydraulic camshaft adjuster (3) as well as a central valve (4) arranged coaxially to same, wherein the central valve (4) protrudes into the hydrauli...
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WO/2020/000640A1 |
An intake valve device capable of implementing two-stage switching of a gas distribution phase and a diesel engine. The intake valve device comprises a cam (1), a tappet guide rod component (2), a rocker arm (3), a variable valve bridge ...
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WO/2020/005244A1 |
A rocker lever sub-assembly for use with a hydraulic lash adjuster including a rocker lever arm having a bore wall that surrounds a first bore configured to receive at least part of the hydraulic lash adjuster therein, the bore wall havi...
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WO/2019/241984A1 |
An electric phase adjusting device, comprising a motor (1) and a phaser (2). The phaser (2) comprises a housing (5), a driven gear (6), an output wheel (7), a supporting frame (8), and a floating disc (9); the housing (5) is driven by a ...
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WO/2019/243198A1 |
The invention relates to a valve train system for an internal combustion engine, comprising at least one cam follower (20) and a camshaft (30), which comprises a hollow outer shaft (31) and an inner shaft (32). The inner shaft (32) can b...
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WO/2019/244675A1 |
[Solution] A valve open/close timing control device provided with: a drive-side rotor that rotates in synchronism with a crank shaft 1 of an internal combustion engine E; a driven-side rotor which is rotatable relative to the drive-side ...
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WO/2019/238269A1 |
A method for engine braking on a type III valvetrain diesel engine comprises, on a first downstroke of a reciprocating piston, deactivating a normal intake lift profile on a first intake valve to implement a deactivated intake profile. B...
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WO/2019/238070A1 |
The present application is related to the technical field of engines, and specifically provides a valve mechanism and an engine system. A gas intake passage and a gas exhaust passage are disposed at an air distribution shaft valve. The a...
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WO/2019/238316A1 |
The present invention relates to a valve drive device (8) for actuating valves (4) of an internal combustion engine (2), which valve drive device (8) has at least one rocker arm device (12) which is switched over with the aid of a switch...
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WO/2019/239636A1 |
The control apparatus and control method for a variable valve timing mechanism according to the present invention each involve: obtaining a first detection value of a rotation phase on the basis of the rotation angle of a motor; obtainin...
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WO/2019/238271A1 |
A switching rocker arm assembly (12) includes an inner (42) arm, an outer arm (40) pivotably secured to the inner arm (42), and a camshaft (14) having a first lobe to contact one of the outer arm and the inner arm to perform a normal val...
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WO/2019/228670A1 |
A valvetrain includes a camshaft, a latch assembly, and an actuating assembly. The latch assembly includes a latch pin (112) that selectively engages two arms (101, 103) of a rocker arm assembly. The actuating assembly includes a plunger...
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WO/2019/228671A1 |
A valvetrain system for primary mode and auxiliary mode variable valve actuation, comprising a primary rocker arm, a rotatable cam shaft, a valve bridge, and a switchable capsule. The rotatable cam shaft is configured for variably transf...
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WO/2019/228672A1 |
A method of manufacturing a lash adjuster body for use in a lash adjuster assembly can include forming a lash adjuster body to an as-formed condition including an outer cylindrical surface, an inner cylindrical surface leading to a blind...
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WO/2019/230346A1 |
A brush holder 29 has: a guide part 33 which is formed by being folded into a square tubular shape and which has a first lateral wall 35, a second lateral wall 36, a third lateral wall 37, and a fourth lateral wall 38; and a lid 34 which...
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WO/2019/223903A1 |
An oil supply carrier assembly configured to be mounted to a valve train carrier having a plurality of rocker arms according to the present disclosure includes an oil supply carrier housing having a first oil inlet port and a second oil ...
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WO/2019/226134A2 |
The invention relates to a new generation valve system operating outside the cylinder, preventing valve hitting even when the timing belt is broken, increasing the compression ratio, having cooling water and lubricating channels, using a...
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WO/2019/222777A1 |
The invention relates to a valve train (100, 200) comprising at least one gas exchange valve, which can be alternately actuated by at least two different cams (102, 103; 202, 203) of a camshaft (101, 201), wherein a valve lever (104, 204...
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WO/2019/219525A1 |
The present invention relates to a camshaft, comprising a shaft (1) with a longitudinal axis (L) and at least one sliding cam pack (2), wherein the sliding cam pack (2) is arranged on the shaft (1) fixedly so as to rotate with it but in ...
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WO/2019/210510A1 |
A camshaft phaser, comprising a rotor (2), a stator (3) and a locking assembly (1). The rotor (2) can rotate relative to the stator (3). The locking assembly (1) is mounted on the rotor (2) so as to lock relative rotation between the rot...
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WO/2019/210903A1 |
The invention relates to a camshaft system (1) comprising a camshaft (18) and a hydraulic camshaft adjuster (2) for adjusting the control times of gas exchange valves of an internal combustion engine, comprising a stator (3) which is rot...
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WO/2019/212555A1 |
An electrically-actuated camshaft phaser used in an internal combustion engine including a camshaft sprocket, configured to receive rotational input from a crankshaft, that includes a sprocket ring gear having a plurality of radially-inw...
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WO/2019/204984A1 |
A camshaft phaser, comprising a stator (1), a rotor (2) and a locking assembly (3), wherein the rotor (2) is disposed at a radial inner side of the stator (1) and is capable of rotating relative to the stator (1), and a plurality of sets...
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WO/2019/206461A1 |
A rocker arm assembly that includes an electromagnetic latch assembly with a latch pin and an actuator operative to actuate the latch pin between a first position and a second position. The actuator includes an electromagnet powered thro...
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