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WO/2021/106032A1 |
A valve timing adjustment device (100) comprises: a bottomed cylindrical center bolt (2); a spool (3) provided in a hollow section of the center bolt (2) so as to be able to move linearly; an oil supply path (OSP) including a portion (22...
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WO/2021/108173A1 |
A system comprises a follower lever and a follower roller rotatably coupled to the follower lever. A pin is rotatably coupled to the follower roller, the pin comprising a first outer portion including a first diameter and a second outer ...
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WO/2021/106890A1 |
An oil passage hole (61) is formed in a cylindrical shape, and forms a part of a supply oil passage (101) on the inside. A recessed hole (62) connects to the outside, in a radial direction, of the oil passage hole (61), and forms a part ...
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WO/2021/100977A1 |
The present invention relates to a device capable of changing the opening and closing timing, the opening duration, and the degree of opening of a valve used in an internal combustion engine into independent continuous values. A continuo...
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WO/2021/098988A1 |
A latch assembly comprises a latch pin and a cage. The latch pin comprises a latch nose and a pin body. The pin body comprises an outer surface and an inner compartment. The inner compartment comprises a first inner wall segmented by a f...
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WO/2021/093379A1 |
Disclosed is a rotor for a camshaft phase modulator. The rotor can form a first pressure chamber and a second pressure chamber spaced from each other in the circumferential direction with a stator of the camshaft phase modulator at the r...
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WO/2021/093949A1 |
The present disclosure relates to a method for controlling a valve arrangement (100) for an internal combustion engine (200), the valve arrangement (100) comprising a piston arrangement (106) comprising a piston (108) having a piston end...
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WO/2021/090835A1 |
This rocker arm (2001) is provided with an arm body (2011) including a first portion (2011a), a second portion (2011b), and a third portion (2011c) having a leading end disposed at a position deviated on one surface side of a virtual pla...
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WO/2021/084634A1 |
A spool (12) of an OCV function-equipped center bolt (10) comprises: a first land portion (12a) which, in a state in which the spool (12) is not pushed into the cam shaft (6) side, isolates a retard port (11c) and a drain port (11b) from...
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WO/2021/083552A1 |
A rocker arm assembly can comprise a main rocker arm and a latch assembly. A latching arm can control the latch assembly and thereby control the extent to which a secondary rocker arm acts on the main rocker arm. The main rocker arm can ...
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WO/2021/081749A1 |
A camshaft phaser and a working method therefor. An oil storage part (P) and controllable oil paths (P1, P2) are formed inside a rotor (20) of the camshaft phaser, and each first oil cavity (A) and each second oil cavity (B) can be contr...
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WO/2021/085358A1 |
This valve timing control device for an internal combustion engine is provided with: a sprocket 1 to which rotating force from a crank shaft is transmitted and has an internal gear 5 disposed opposite an outer periphery of an eccentric s...
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WO/2021/080499A1 |
The disclosure concerns an ICE (4) comprising an exhaust camshaft (10), an intake camshaft (12), a turbocharger (14), and a control system (46). The turbocharger (14) comprises a compressor (50). A timing of the exhaust camshaft (10) and...
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WO/2021/079396A1 |
A variable valve timing adjustment device (VVT) (1) comprises: a tubular case (2) that rotates in sync with a crankshaft; a rotor (3) that is housed in the case (2), and rotates in sync with a camshaft; a first cover (4) that has a first...
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WO/2021/078413A1 |
A lifter assembly can comprise an outer body comprising an oil port and opposed latch ports. An inner body can comprise a roller assembly or tappet configured to lift and lower to follow a cam. The inner body comprises a pin passage comp...
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WO/2021/073355A1 |
A variable valve drive apparatus for a generator; a rocker arm mechanism of the variable valve drive apparatus is a combined rocker arm mechanism (1) and comprises a valve-side rocker arm (11) and at least one cam-side rocker arm; on a c...
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WO/2021/073680A1 |
The invention relates to a beam-like crosshead (1) for a valve train of a heavy duty internal combustion engine for the transmission of a cam lift to two identically acting gas exchange valves, which crosshead (1) is a single-piece hollo...
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WO/2021/076698A1 |
An exhaust valve opening apparatus such as for an engine compression braking system includes a rocker shaft for supplying control fluid to an controllable valve and for distributing the control fluid to a primary and second piston arrang...
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WO/2021/074109A1 |
An internal combustion engine (1) with variable compression ratio comprises an engine block (2), a crankshaft (3) having at least a crankpin (4), a crank arm (5) and a main portion (6), wherein the main portion (6) is supported by the en...
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WO/2021/064155A2 |
There is described an hydraulic fluid supply circuit (5) for an engine. The hydraulic fluid supply circuit comprises a first section (104, 106) and a second section (102), and the first section is fluidically connected to one or more Hyd...
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WO/2021/063202A1 |
Disclosed is a double-piston lever efficient engine, comprising an engine cylinder body (1), wherein a crankshaft (2) is arranged in the engine cylinder body (1), the crankshaft (2) is connected to a body piston (4) by means of a connect...
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WO/2021/059433A1 |
The present invention improves productivity while maintaining quality and reliability. Production of a camshaft comprises: preparing two cam units each including a cam, a journal, and a shaft coaxially penetrating through the cam and the...
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WO/2021/055150A1 |
A rocker assembly including a rocker shaft having an outer surface, main oil passage, a first radial passage and a second radial and a rocker arm having a first end and an inner cylindrical surface defining a bore, wherein the rocker sha...
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WO/2021/055191A1 |
A system and method for mechanically timed cylinder deactivation includes an inner passage in the camshaft that supplies fluid for deactivating one or more valve opening mechanisms associated with the cylinders of an internal combustion ...
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WO/2021/048804A1 |
The present invention relates to an internal combustion engine (1, 1 B) for a motor vehicle having a ridable seat, wherein said engine (1, 1 B) comprises a device (2) for changing the timing of the suction or relief valves (110, 220) wit...
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WO/2021/047796A1 |
A valvetrain for an internal combustion engine includes a camshaft, an electromagnetic latch assembly, a rocker shaft, and a rocker arm assembly. The rocker arm assembly may include a cam follower configured to engage a cam mounted on th...
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WO/2021/047797A1 |
A rocker arm assembly for pivoting around a rocker shaft comprises a follower side arm, a valve side arm, and a latch assembly. The follower side arm comprises a main body (1016, 2016, 3016), a rocker shaft through-bore (1061), and a fol...
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WO/2021/048801A1 |
The invention relates to an internal combustion engine (1, 1B, 1C, 1D) for a motor vehicle having a ridable seat, comprising at least a first centrifugal device (2, 2B) for varying the timing of a first plurality of suction or relief val...
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WO/2021/043431A1 |
1. An internal combustion engine with eccentric tumble chamfer for a petrol engine with a four-valve/crossflow cylinder head 2. An internal combustion engine, in particular a petrol engine, is described, comprising at least one crankcase...
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WO/2021/033691A1 |
In the present invention, Hall sensors (9u, 9v, 9w) output detection signals that show different voltage levels depending on the rotational position of a motor (4). A rotation signal generation section (26) of a drive circuit (22) genera...
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WO/2021/034478A1 |
A cam follower assembly (30) includes a cam roller (40), and a generally cylindrical body having an outer peripheral surface (31) configured to be reciprocally slidable within a bore of an engine component. The cam roller (40) is rotatab...
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WO/2021/028451A1 |
The present invention relates to a transmission having a ring gear, in which there is arranged a flexible gearwheel, wherein the flexible gearwheel is connected to a wave generator and the wave generator deforms the flexible gearwheel so...
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WO/2021/023340A2 |
The invention relates to an electric motor (2) having a base motor module (3) and an electronic module (18) which is electrically and mechanically connected to the base motor module (3) and comprises a printed circuit board (10) and an e...
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WO/2021/023339A2 |
The invention relates to an electric motor (2) having a base motor module (3) and an electronic module (18) which is electrically and mechanically connected to the base motor module (3) and comprises an electronics housing (12). The asse...
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WO/2021/019846A1 |
Provided is a valve gear which is for an engine and in which the lubricity of a valve driving part increases. A rocker arm 2 is provided with: an arm part 5 oriented so as to intersect with a pivot 1; an input part 6 on one end side of t...
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WO/2021/014533A1 |
A reduction gear (1) is provided with: a driving-side rotor (10) that rotates in association with a crankshaft of an internal combustion engine; a driven-side rotor (20) that is fixed to a camshaft (40) for opening/closing a valve of the...
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WO/2021/013718A1 |
The invention relates to a variable valve train (10) for switching an outlet valve (22) of an internal combustion engine to an engine braking mode. The variable valve train (10) has a camshaft (12) with a first cam (34), which is designe...
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WO/2021/007765A1 |
A valve transmission mechanism (1) of an engine, for installation on a cylinder head (9) of the engine, and mainly comprising a drive shaft (10), a cam assembly (20), a driven assembly (30) and a valve assembly (40). The drive shaft (10)...
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WO/2021/008734A1 |
A retainer clip can be used to travel of a hydraulic lash adjuster body relative to a plunger of a hydraulic lash adjuster. A seating depth of the hydraulic lash adjuster can be controlled via a plunger cup in a hydraulic lash adjuster b...
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WO/2021/008155A1 |
Disclosed are a hydraulic valve mechanism achieving the variable number of times of opening of a valve, and an internal combustion engine. The hydraulic valve mechanism comprises a housing (4), a valve cam (1) provided with a primary pro...
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WO/2020/156915A9 |
A method for introducing combustion air into a cylinder (25) of an internal combustion engine, a high-pressure inlet valve (1) provided therefor and an internal combustion engine that operates using the method and the high-pressure inlet...
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WO/2021/004904A1 |
The subject of the present invention is a camshaft toothed wheel (1) forming a target for a camshaft rotation sensor, comprising a plurality of teeth (10) distributed around its circumference, the toothed wheel comprising a first set (13...
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WO/2021/004574A1 |
An internal combustion engine (1) comprises a crankshaft (2), at least one camshaft (3, 4) which is adjustable electromechanically by means of an actuating gearing (9, 10), an engine control unit (21), and a camshaft control unit (17) wh...
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WO/2021/005704A1 |
A valve timing changer 2 is provided with: a vane rotor 4; a housing 6 that accommodates the vane rotor; a spring 8 that urges the vane rotor in a circumferential direction of the vane rotor with respect to the housing with one end 8b co...
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WO/2021/002252A1 |
A control device for a variable valve timing mechanism comprises a controller that detects a phase angle of a cam on the basis of a cam angle signal, and controls the phase angle of the cam by using an electric motor. When the cam angle ...
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WO/2020/263244A1 |
A variable camshaft timing (VCT) lock pin assembly is equipped in a VCT device to preclude and permit relative rotational movement between VCT device components. The VCT lock pin assembly incudes an actuator, a beam spring, and a lock pi...
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WO/2020/252854A1 |
A variable valve timing device having a vector cycloidal transmission mechanism, comprising a camshaft (1), a sprocket (2) that rotates coaxially with the camshaft (1), and a motor (3) that changes the rotation phase difference of the ca...
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WO/2020/253906A1 |
The invention relates to a harmonic drive transmission comprising a housing (2) and a flexible cup-shaped transmission element (10), which is connected to an output element (3), which output element is provided for connection, by means o...
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WO/2020/253993A1 |
A rocker assembly for a type III center pivot valvetrain comprises a rocker arm comprising a cam end, a center pivot bore, and a valve end. The valve end comprises a first actuator bore and a second actuator bore. A cylinder deactivation...
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WO/2020/255387A1 |
According to the present invention, a planetary rotating body (4) has: a planetary gear part (41) that meshes with a first gear part (21) of a first rotating body (201); a pin sliding hole (42); and a recessed part (43) which is provided...
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