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WO/2018/224721A1 |
The fluid distribution element (1 ) for an internal combustion engine is made of a casting and comprises at least two fluid channels (1 1, 12, 13, 14, 15, 16, 17, 18, 19, 20) from the following group: air channel (1 1 ) for starting air ...
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WO/2018/223798A1 |
A dual-camshaft switch fulcrum-type variable mode valve driving system, belonging to the field of engine valve driving, cylinder deactivation and assisted braking. The system mainly comprises an intake and exhaust valve assembly, an exha...
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WO/2018/223804A1 |
Disclosed is a valve actuation system with variable modes, which system belongs to the fields of engine valve actuation, cylinder deactivation and auxiliary braking. The system comprises an exhaust brake cam (101), an exhaust drive cam (...
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WO/2018/220372A1 |
An actuator for operating a poppet valve (30) of an internal combustion engine. The actuator comprises a rotary portion (4) and a body portion (2), and the rotary portion defines a cam surface (50, 60). A cam follower (10) is engaged wit...
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WO/2018/215335A1 |
The aim of the invention is to ensure that a hydraulic drive (10) for accelerating and braking a gas exchange valve (20) of internal combustion engines or other reciprocating engines operates in a simple, reliable and recuperative manner...
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WO/2018/215093A1 |
The invention relates to a device which is used to adjust the valve stroke of internal combustion engines and has an actuation element (7) for the valve stem. The actuation element (7) is actuated by the camshaft (5) and has a receiving ...
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WO/2018/217536A2 |
A valvetrain suitable for an internal combustion engine that includes a combustion chamber, a moveable valve having a seat formed within the combustion chamber, and a camshaft includes a latch assembly and a rocker arm assembly. The rock...
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WO/2018/212969A1 |
A camshaft phaser, including: a stator to receive rotational torque from an engine and including a radially inwardly facing surface and a slot in the radially inwardly facing surface; a rotor to non-rotatably connect to a camshaft, to be...
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WO/2018/208857A1 |
A valvetrain includes a rocker arm assembly and a power transfer module that provides power to the rocker arm assembly. The power transfer module includes a mounting frame and a leaf spring. The mounting frame holds the leaf spring again...
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WO/2018/185947A1 |
[Problem] A reciprocating engine, in which hydraulic pressure generated by a positive displacement pump driven by an internal combustion engine causes a valve cylinder to cyclically actuate and a gas exchange valve to open and close, has...
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WO/2018/182491A1 |
Herein a four-stroke internal combustion engine (2) is disclosed. A camshaft (25) and a crankshaft (20) if the engine (2) are synchronised to rotate at a same rotational speed. A first linkage arrangement (40) is configured to change the...
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WO/2018/182492A1 |
Herein a four-stroke internal combustion engine (2) is disclosed. A camshaft (25) and a crankshaft (20) of the engine (2) are synchronised to rotate at a same rotational speed. A first linkage arrangement (40) is configured to change the...
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WO/2018/171452A1 |
Disclosed is a power system of a cam rotary internal combustion engine. The power system utilizes a cam and multiple cam followers (e03) to form a cam mechanism. The power system, an inner chamber member (e01), an outer revolute surface ...
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WO/2018/166612A1 |
Invention relates to a control arrangement (20) for a gas exchange valve (12) adapted between a cam device (18) and the gas exchange valve (12) in an internal combustion piston engine (100), comprising a mechanical limiter (42) configure...
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WO/2018/149333A1 |
Provided is a valve lift control device of hydraulic fully variable valve mechanism and an internal combustion engine. When a plunger (3-2) of the valve lift control device moves up to a point where a circumferential annular groove (3-2-...
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WO/2018/147337A1 |
An internal combustion engine variable valve device 40 comprises: a cam carrier 43 supported on a cam shaft 42; and shift-use switching pins 73, 74 that advance and retreat so that the switching pins can engage with and separate from shi...
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WO/2018/141676A1 |
Apparatus (10) for a hydraulic valvetrain system (90) comprising: a first oil retaining means 5 (12), a second oil retaining means (20) and an oil conveyance means (14, 16) having a first end (18) operably connected to the first oil reta...
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WO/2018/108778A1 |
The invention relates to a valve drive (3) for an internal combustion engine (1), comprising at least one gas exchange valve (5, 5'); a first mechanically driven drive mechanism (9, 9'); and a second drive mechanism (17, 17') which is co...
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WO/2018/087959A1 |
Provided is a piezoelectric actuator that is provided with a piezoelectric element (13) for generating a drive force necessary for operation of a valve (12), which is an effector, in the form of displacement, a displacement expanding mec...
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WO/2018/085517A2 |
An engine valve actuation system for an internal combustion engine that includes a cylinder head mounted to a cylinder block to form at least one combustion chamber, the engine valve actuation system including a first valve movable betwe...
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WO/2018/065775A1 |
A rotary electromagnetic actuator (2) includes a biasing assembly (30) for applying a torque to its rotor (4). Such an actuator may be used to operate a poppet valve of an internal combustion engine. The biasing assembly is moveable betw...
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WO/2018/065774A1 |
A rotary electromagnetic actuator (2) includes a biasing assembly (30) for applying a torque to its rotor (4). Such an actuator may be used to operate a poppet valve of an internal combustion engine. The biasing assembly is switchable be...
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WO/2018/065252A1 |
A method (50) of controlling an electromagnetic valve actuator (400) having a rotatable camshaft (404) for actuating a valve (440) of an engine (20), the method (50) comprising: scheduling (52) a valve lift event comprising an opening ph...
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WO/2018/065198A1 |
A method for determining an opening time (tö) at which a solenoid valve (37) which has a coil (41) opens completely is disclosed, wherein the method comprises: in a first phase (B) of an opening process, applying a predefined voltage (2...
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WO/2018/065010A1 |
What is proposed is a hydraulics unit for an internal combustion engine with a hydraulically variable gas exchange valve gear, comprising: – a hydraulics casing (4) with a pressure chamber (5), a pressure relief chamber (6) and a venti...
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WO/2018/065386A1 |
A desmodromic valve train (20) for an engine (40), comprising a valve actuator (100) arranged to actuate a valve (400) independently of the crank angle of the engine (40), wherein the desmodromic valve train (20) comprises: a load path a...
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WO/2018/065011A1 |
The invention relates to a hydraulically variable gas exchange valve train (1) of an internal combustion engine comprising: - a master piston (3) actuated by a cam (2), - a slave piston (4) actuating the gas exchange valve (1), - and a v...
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WO/2018/065767A1 |
A rotary electromagnetic actuator (2) includes a biasing assembly (30) for applying a torque to its rotor (4). Such an actuator may be used to operate a poppet valve of an internal combustion engine. The rotor defines a cam surface (14) ...
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WO/2018/067543A1 |
An apparatus comprises a first circuit and a second circuit. The first circuit is structured to determine that a combustion cylinder is operating in a transition period between an exhaust stroke and an intake stroke of the combustion cyl...
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WO/2018/063979A1 |
A valve train assembly (16) includes a fuel injector (1), an intake rocker lever assembly (10), and an exhaust rocker lever assembly (14). The intake and exhaust rocker lever assemblies (10) can include an eccentric hydraulic lash adjust...
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WO/2018/059627A1 |
An internal combustion engine having a hydraulically variable gas exchange valve train is proposed, which gas exchange valve train comprises the following: - a hydraulic housing (4) with a pressure chamber (5), a pressure relief chamber ...
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WO/2018/059624A1 |
The invention proposes an electrohydraulic valve train for the variable opening actuation of two gas exchange valves (1, 2) of a cylinder in an internal combustion engine, comprising: - a master piston (5) and a pressure chamber (9) deli...
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WO/2018/064346A1 |
An evaporative emissions isolation module system configured to manage venting on a fuel tank system is disclosed. The isolation module system includes a carbon canister, a multi-valve assembly and a controller. The carbon canister is ada...
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WO/2018/063055A1 |
The invention relates according to a first aspect to a multi-way valve comprising a control pressure channel (5), a first control fluid channel (12) extending between a first opening (13) and said control pressure channel (5), a second c...
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WO/2018/055711A1 |
In the present invention, a housing 42 of an exhaust valve is provided to an exhaust port interconnecting with a combustion chamber. The housing 42 has a plate-shaped section 47 having formed therein a plurality of fixed slits radially e...
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WO/2018/049354A1 |
An apparatus includes a valve and an actuator. The valve has a portion movably disposed within a valve pocket defined by a cylinder head of an engine. The valve is configured to move relative to the cylinder head a distance between a clo...
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WO/2018/036669A1 |
The present invention provides a variable valve lift system (3) for an automotive internal combustion engine (2), the variable valve lift system comprising: a high pressure chamber (4, 5) configured to receive a fluid for controlling the...
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WO/2018/019457A1 |
An apparatus 6 for controlling lifting of inlet poppet valves of at least one combustion chamber 5 of an internal combustion engine 2, the apparatus 6 comprising: a first piston 8 arranged to be actuated to control a lift of a first inle...
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WO/2018/019718A1 |
An apparatus (201) and method for controlling intake valves (23) in an internal combustion engine (5), as well as an internal combustion engine and a vehicle comprising the apparatus, and an electronic processor for performing the method...
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WO/2018/002409A1 |
The gas exchange valve arrangement for a piston en- gine comprises at least one gas exchange valve (1), a cam (2) for operating the valve (1), and force trans- mission means (3, 4, 5, 6, 7, 8, 9) between the cam (2) and the valve (1). Th...
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WO/2017/220314A1 |
An apparatus (3) for controlling poppet valves in an internal combustion engine (5), comprising: a first piston (21a), arranged to control a lift of a first inlet poppet valve (23a) of a first combustion chamber (25a); a second piston (2...
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WO/2017/213566A1 |
Herein a four stroke internal combustion engine (2) comprising at least one cylinder arrangement (4), a crankshaft (20), a camshaft (25), and a turbine (8), is disclosed. The camshaft (25) is synchronised with the crankshaft (20) to rota...
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WO/2017/204769A2 |
In internal combustion engines, there is a inlet / exhaust valve (1) comprising a valve head (71) which controls the intake of the air-fuel mixture or only the intake of the air into the combustion chamber and the discharge of the burned...
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WO/2017/198923A1 |
The invention is mainly directed to a method for controlling an electromagnetic valve actuator (9) of a combustion engine, with no compression spring, characterised in that said method comprises: - a step for calculating, from a cranksha...
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WO/2017/182473A1 |
The invention relates to an actuator device, comprising at least one static unit (10a; 10b), at least one electromagnetic actuator element (12a-d; 13d) that is movable relative to the static unit (10a; 10b), and at least one shape memory...
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WO/2017/178669A1 |
The invention relates to a control system for internal combustion engines with four valves per cylinder, namely an intake valve and an exhaust valve, both controlled by a basic camshaft, as well as another intake valve and another exhaus...
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WO/2017/174175A1 |
The invention relates to a valve train (1) for the variable actuation of an inlet valve (3) and an outlet valve (5) of a combustion chamber (7) of an internal combustion engine (9), having a first operative connection (11) between a valv...
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WO/2017/173471A1 |
The invention relates to a reciprocating-piston machine (1), comprising a valve actuation device (10) for at least one gas exchange valve, at least one valve stroke transmission device (11), which has at least one valve stroke transmissi...
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WO/2017/169640A1 |
In the present invention a PCM (100), in accordance with the operating state of an engine (1), switches between a CI mode in which the engine (1) is operated by compression ignition combustion and a SI mode in which the engine (1) is ope...
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WO/2017/170709A1 |
Provided is an engine control device in which a first intake valve and a second intake valve are provided inside an intake port. The engine control device is provided with the following: a variable valve mechanism 72 that controls a valv...
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