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WO/2022/083896A1 |
A castellation assembly (600) can comprise a first toothed body (601) comprising a first toothed end (611) and a biased end (610) comprising a projecting lever (615). The projecting lever can be configured to extend out from the biased e...
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WO/2022/075654A1 |
The present invention relates to a device capable of changing an opening time of a valve used in an internal combustion engine into a continuous value. A continuous variable valve duration device according to the present invention rotate...
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WO/2022/075652A1 |
The present invention relates to a device capable of changing, in a continuous value, the opening degree of a valve to be used in an internal combustion engine. Disclosed is a method by which the continuous variable valve lift device acc...
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WO/2022/075651A1 |
The present invention relates to a device capable of changing, into a continuous value, the timing of a valve used for an internal combustion engine. A continuous variable valve timing device according to the present invention includes a...
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WO/2022/071023A1 |
This valve open/close period control device comprises a drive-side rotational solid, a driven-side rotational solid, an electric motor that controls a relative rotation phase, a phase sensor, and a phase control part. This valve open/clo...
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WO/2022/069080A1 |
A center pivot roller rocker arm assembly can comprise a main roller rocker arm, a second roller rocker arm, and a latching assembly. The main roller rocker arm can comprise a rocker shaft bore, a valve end, a cam end, and a main cam sur...
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WO/2022/069998A1 |
A switchable rocker arm to control the lift of a valve bridge or of a single valve of a valve train group of an internal combustion engine; the switchable rocker arm being able to rotate around a first axis A1 and comprising: a cam body,...
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WO/2022/052337A1 |
A rocker arm mechanism and an engine assembly. The rocker arm comprises a rocker shaft (1), a rocker arm (2), a valve clearance adjusting device (3), a valve mechanism (4) and a control valve (5). The rocker arm (2) is rotatably arranged...
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WO/2022/056387A1 |
A mechanical seal clamping assembly includes a base, a fulcrum, a lever, and a cap. The base supports a mechanical seal. The lever is pivotally coupled to the fulcrum at a first pivot spaced from the base. The cap is coupled to the lever...
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WO/2022/048759A1 |
The invention relates to a camshaft adjustment system for a motor vehicle, having: a drive wheel (38); a first camshaft (14); a second camshaft (16), which is arranged coaxially to the first camshaft (14), one of the two camshafts (14, 1...
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WO/2022/048703A1 |
The invention relates to a switchable finger follower (1) for a valve train of an internal combustion engine, comprising an outer and an inner lever (4, 3), which at a first longitudinal end (5) run pivotably relative to one another via ...
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WO/2022/048757A1 |
Described is a camshaft adjustment system for a motor vehicle, having: a drive wheel (38); a first camshaft (14); a second camshaft (16) which is arranged coaxially to the first camshaft (14), one of the two camshafts (14, 16) radially s...
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WO/2022/048756A1 |
The invention relates to a camshaft adjustment system for a motor vehicle, comprising a drive gear (38), a first camshaft (14), a second camshaft (16) which is coaxial to the first camshaft (14), one of the two camshafts (14, 16) radiall...
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WO/2022/048072A1 |
A high-efficiency multi-stage brake mechanism, comprising a housing (2), a plunger sleeve (4) that is provided on the housing and that is fixed or reciprocates relative to the housing (2), a plunger (5) that is provided on the plunger sl...
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WO/2022/048758A1 |
The invention relates to a camshaft adjustment system for a motor vehicle, comprising: a drive gear (38); a first camshaft (14); a second camshaft (16) which is arranged coaxially with respect to the first camshaft (14), one of the two c...
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WO/2022/049869A1 |
The present invention addresses the problem of achieving a controller device that is for a variable valve timing apparatus and that is capable of phase-controlling, at a given fixed valve timing between immediately before stoppage of an ...
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WO/2022/044028A1 |
The present invention relates to a camshaft assembly of a four stroke internal combustion engine (101) comprising at least one intake cam lobe (201) and at least one exhaust cam lobe (202). The intake cam lobe (201) comprises a first cen...
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WO/2022/040710A1 |
The invention relates to a valve-actuating device (100) for a valve of a reciprocating-piston machine, comprising a coupling device (10) having a locking element (13B) which can be brought into a first position and a second position by m...
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WO/2022/040711A1 |
The invention relates to a valve-actuating device (100) for actuating a valve of a reciprocating-piston machine, comprising: - a first finger follower (210) and a second finger follower (211), which are mounted for rotation about a commo...
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WO/2022/037354A1 |
A piston-type valve of an internal combustion engine, comprising a valve cavity (2). Vent holes (3) are formed in the periphery of the valve cavity (2); a valve (4) capable of moving up and down along the valve cavity (2) is mounted in t...
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WO/2022/039970A1 |
A central valve for a camshaft phaser includes a hollow cylindrical housing, a hydraulic unit, a control piston, a retaining ring, and a washer. The hollow cylindrical housing includes a first radial opening and a groove. The hydraulic u...
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WO/2022/036651A1 |
A cam phase adjuster. The cam phase adjuster comprises a stator (10), a rotor (20), a front cover (30) and at least one locking pin (60, 70), wherein the rotor (20) is rotatably mounted on a radial inner side of the stator (10); and the ...
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WO/2022/034104A1 |
A sliding cam system for an internal combustion engine with an adjusting element (16), wherein the adjusting element (16) comprises at least three coupling pins (17a, 17b, 17c), wherein a first coupling pin (17a) is arranged in the regio...
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WO/2022/034098A1 |
The present invention relates to a sliding-cam camshaft assembly for an internal combustion engine, comprising at least a first sliding-cam camshaft (1) having a longitudinal axis and a second sliding-cam camshaft (2) having a longitudin...
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WO/2022/034101A1 |
The present invention relates to a sliding cam system for an internal combustion engine, comprising at least one cam shaft, an adjusting element and at least one actuator; wherein the camshaft comprises a carrier shaft with a primary sli...
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WO/2022/030219A1 |
[Problem] To suppress the generation of fretting between an inner circumferential surface of a valve arm shaft insertion hole in a valve support and an outer circumferential surface of a valve arm shaft. [Solution] The present invention ...
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WO/2022/022772A1 |
The invention relates to a gear device (101) for a motor vehicle, as is used, for example, for adjusting a camshaft in a combustion engine in order to influence the phase angle between crankshaft and camshaft. Such gear devices (101) hav...
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WO/2022/016449A1 |
A central valve and a check valve (40) therein. The check valve (40) is arranged in a valve groove (21) of the central valve of a camshaft phase adjuster, so as to control a pressure medium to flow out from a first pressure chamber of th...
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WO/2022/015531A1 |
An engine valve actuation system (20) includes a rotatable camshaft (22) having a cam lobe (23), and a lifter arm assembly (24) having a lifter arm (26) with a roller (34) in contact with the cam lobe (23). A bushing (54) is positioned i...
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WO/2022/011202A1 |
A rocker arm assembly including a rocker body having an upper wall arranged above a pivot axis, two ears extending from opposing sides of the upper wall and defining a pivot bore coaxial with the pivot axis, and a pad end wall and a sock...
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WO/2022/009532A1 |
The objective of the present invention is to suppress vibrations during startup of an internal combustion engine, and to suppress misfire. The crank angle at which an intake valve starts to open is defined as a valve-opening start angle,...
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WO/2022/003082A1 |
The invention relates to a sliding bearing comprising a bearing housing (29) and a bearing piece mounted rotatably and axially moveabley within a bearing opening (30) of the bearing housing (29), in particular in the form of a cam piece ...
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WO/2022/006517A1 |
A tappet mechanism movable within a bore, having an outer cup with a cylindrical side wall, an annular lip portion disposed at a first end of the side wall, and a radially-outwardly extending anti-rotation feature in the form of a protru...
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WO/2021/262065A1 |
The disclosure concerns a method for vibration reduction in a compression ignition four- stroke internal combustion engine. The internal combustion engine comprises exhaust and intake valves controlled by exhaust and intake camshafts (10...
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WO/2021/254188A1 |
A camshaft phaser. Rotor blades (21) and stator projections (11) of the camshaft phaser are alternately arranged in the circumferential direction to form multiple groups of chambers; each group of chambers comprise a first chamber (A) an...
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WO/2021/253387A1 |
Provided is a camshaft phaser. Two stop oil cavities (C1, C2) are formed between a rotor (2) and a stator (1) of the camshaft phaser, and a one-way stop mechanism (3) is arranged in each stop oil cavity (C1, C2), wherein the one-way stop...
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WO/2021/253812A1 |
An engine in-cylinder braking system and a hydraulic tappet matching same, the hydraulic tappet (40B) comprising a tappet body (42B), a plunger (41B), and an elastic apparatus for making the plunger (41B) be in a retracted state after oi...
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WO/2021/257322A1 |
A single unit solenoid-controlled hydraulic fluid control valve (HFCV) configured to recirculate an exiting hydraulic fluid from a first hydraulic actuation chamber to a second hydraulic actuation chamber is provided. The HFCV includes a...
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WO/2021/257323A1 |
A hydraulic fluid control valve (HFCV) configured to recirculate an exiting hydraulic fluid from a first hydraulic actuation chamber to a second hydraulic actuation chamber is provided. The HFCV includes a spring well that combines a hyd...
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WO/2021/253337A1 |
Disclosed is a camshaft phaser. According to the camshaft phaser, a group of chambers are provided between adjacent stator stop blocks (21), each group of chambers comprising first chambers (A1, A2, A3, A4) and second chambers (B1, B2, B...
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WO/2021/248967A1 |
A fully-variable tappet cup, comprising a fixing body (3), a driving plunger (4), a reset spring (5), and a driven plunger (1). The driving plunger (4) and the driven plunger (1) are each in sliding fit with the fixing body (3); a drivin...
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WO/2021/247783A1 |
A method for adjusting a valve lash in an internal combustion engine (114) includes receiving a first signal generated by a sensor (122) secured to the internal combustion engine (114), the first signal being indicative of a closing of a...
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WO/2021/244850A1 |
The invention relates to a camshaft (12, 14) for an internal combustion engine, with a recess (20) which is formed in a shell surface (18) on the outer circumference of the camshaft (12, 14) and which is open towards the outside in the r...
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WO/2021/239273A1 |
A rocker arm assembly can include an outer arm having an outer rocker shaft bore configured to receive a rocker shaft and an inner arm having an inner rocker shaft bore configured to receive the rocker shaft. The inner arm can be configu...
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WO/2021/238229A1 |
Disclosed is a hydraulic tappet (40A), wherein one end of the tappet body (42A) is provided with an oil inlet (421B), and the other end thereof is open; a plunger (41A) extends into the tappet body (42A) from the open end of the tappet b...
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WO/2021/240892A1 |
Provided is a control device capable of calculating a cam phase equal to an actual cam angle even when a cam angle signal exceeds a corresponding detection range due to change of a cam phase through a variable valve mechanism. This contr...
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WO/2021/228436A1 |
A lash adjuster can comprise a hydraulic lash assembly, a mechanical lash assembly, and a check assembly. The hydraulic lash assembly can comprise a body, a top plunger, a leak down plunger, and the check assembly between the body and th...
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WO/2021/226636A1 |
A valve bridge system comprises a valve bridge body configured to extend between at least two engine valves of an internal combustion engine. The valve bridge body comprises a through-bore configured to align with a first engine valve an...
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WO/2021/221939A1 |
A camshaft phaser routes pressurized fluid from a set of chambers that are decreasing in volume to a reservoir. Oscillations of the rotor with respect to the stator create intervals in which the pressure in the reservoir exceeds the pres...
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WO/2021/212663A1 |
A transverse plunger-type variable-height valve bridge assembly. Provided between a rocking arm (1) and a valve (2), a rocking arm shaft (1.1) is provided at the middle part of the rocking arm (1), a rocking arm roller (3) is provided at...
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