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WO/2014/121770A1 |
The invention relates to a variable stroke valve drive of an internal combustion engine, comprising an axially movable cam piece (2), which comprises a groove-like axial gate with two intersecting gate tracks (7, 8) and a guide plate (10...
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WO/2014/121792A1 |
The invention relates to a sliding cam actuator (1) for a sliding cam system, comprising a housing (2) which defines a housing interior, and comprising at least one coil former located therein, which contains a winding for generating a m...
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WO/2014/121771A1 |
The invention relates to a method for diagnosing an electromagnetic actuator of a sliding cam valve drive of an internal combustion engine. An actuator pin (9, 10) is released by electrical energising of the actuator and is introduced in...
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WO/2014/118680A1 |
A rocker system comprising a summation lever and at least one valve actuating lever for use in a valve train of the type having two cams, a summation lever having followers engaging with both cams and a valve actuating lever pivotally co...
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WO/2014/117916A1 |
The invention relates to an actuator for a camshaft adjustment device (10a; 10b; 10c) which has at least one axially displaceable cam element (11a) and at least one slotted-guide track (12a; 12c) for the displacement of the at least one ...
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WO/2014/118626A1 |
An internal combustion engine includes a variable valve mechanism (44) that takes a valve characteristic of an intake valve, and changes the valve characteristic according to an engine operating state; a turbocharger (30) that includes a...
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WO/2014/110969A1 |
Disclosed is a driving apparatus with a variable valve lift. The present invention relates to an engine part, and is used for extending the service life of a part and reducing the processing cost and the fuel consumption of an engine. Th...
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WO/2014/110968A1 |
The present invention discloses a driving apparatus for a variable valve lift, and relates to engine parts, so as to increase the use life of parts and reduce the processing cost and fuel consumption of the engine. The driving apparatus ...
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WO/2014/111142A1 |
To make a small two-stroke engine of the kind used primarily in handheld working tools, such as chainsaws, for example, easier to start, it is provided with a combined decompression and priming valve (30), which can be actuated manually,...
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WO/2014/108118A1 |
The invention proposes a switchable valve drive (1) of an internal combustion engine, having a rocker arm (2) which, on the top side (15) thereof, has a thrust face (17) acted on by a lifting cam (16) and which, on a bottom side (3), act...
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WO/2014/106681A1 |
The exhaust valve arrangement for a piston engine comprises force transmission means (2, 3, 14, 19) that are arranged between a cam (1) and an exhaust valve (13). Hydraulic fluid can be introduced into a fluid chamber (4) during the open...
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WO/2014/106688A1 |
The control arrangement and method allow an additional opening of a cam-driven exhaust valve (17) of an internal combustion engine for exhaust gas recirculation. Hydraulic fluid can be introduced into a hydraulic fluid chamber (11) that ...
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WO/2014/106689A1 |
The valve lifting arrangement for opening an exhaust valve (1) of an internal combustion engine comprises a cam (2) having a first lobe (2b) and a second lobe (2c), a reciprocating cam follower unit (3), force transmission means (4, 6, 7...
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WO/2014/106686A1 |
The valve lifting arrangement for opening an exhaust valve (5) of a piston engine comprises a first exhaust cam (1), which is arranged to open at least one exhaust valve (5) for allowing outflow of exhaust gas from a cylinder (17) of the...
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WO/2014/102893A1 |
A variable valve device equipped with: a drive shaft member (2) that rotates synchronously with a crankshaft provided in an internal combustion engine; a camshaft member (3) having a cam lobe (3a) and provided rotatably around the drive ...
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WO/2014/101853A1 |
Disclosed is a swing arm. The swing arm comprises a swing arm body (1), a first rotation center (11) and a second rotation center (12) are set on the swing arm body (1), when the swing arm swings around the first rotation center (11), a ...
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WO/2014/096615A1 |
The invention concerns a device for actuating valves of a motor vehicle engine, comprising a hollow shaft (100), at least one cam (10.20,…,60) sliding in a direction longitudinal to the hollow shaft (100) between a position correspondi...
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WO/2014/091404A1 |
Low Friction Shim Surface A variable valve actuating mechanism comprising; a camshaft having two concentric cam lobes that may be rotated relative to one another a summation lever engaging with both cam lobes, a valve actuating rocker pi...
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WO/2014/090933A1 |
A valve train assembly comprising: a first rocker arm for pivoting in response to a first rotating cam to open a first engine valve during an engine cycle; a second rocker arm for pivoting in response to a second rotating cam to open a s...
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WO/2014/093370A1 |
An internal combustion engine and method of operating such an engine are disclosed. In some embodiments, a process governed by a controller determines an effective gear ratio of a variable-displacement hydrostatic drive motor and engine ...
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WO/2014/086345A1 |
The invention relates to a sliding cam actuator (1) for a sliding cam system, comprising at least one coil former (2) having a winding, through which electrical current can flow so as to generate a magnetic force, having at least one mag...
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WO/2014/086346A1 |
The invention relates to an intermediate lever (1) for a variable stroke valve train of an internal combustion engine, having two upright lateral plates (2) spaced apart from one another which a) at a first end face (3) on the one hand h...
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WO/2014/086347A1 |
The invention relates to an intermediate lever (1) for a variable stroke valve train of an internal combustion engine, which is in the form of a closed flat block having a supporting surface (3) for a slotted guide track applied to a fir...
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WO/2014/086351A1 |
A sliding cam valve gear for an internal combustion engine is proposed. A cam piece (3) displaceably arranged on a carrier shaft (2) comprises a cam group (4, 5) with differing cam lifts and an axial groove with two groove tracks (8, 9),...
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WO/2014/086535A1 |
The invention relates to an electromagnetic actuator apparatus comprising a core unit (12; 50) having coil means (16), which core unit is designed to interact with armature means (34, 36, 38, 32, 30) guided movably relative to the core u...
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WO/2014/085572A1 |
An engine compression braking system having a rocker lever and reset valve assembly to operate an engine in both normal power and braking modes while effectively controlling opening and closing of the exhaust valve for compression brakin...
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WO/2014/071940A1 |
The invention relates to a camshaft of a sliding cam valve train in an internal combustion engine. A cam piece (2), which has cam strokes of different lengths and can be displaced on a carrier shaft (1), is mounted on an anti-friction be...
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WO/2014/071928A1 |
The invention relates to a lever-like cam follower (1) for a valve train of an internal combustion engine, which cam follower (1) comprises a bearing point (2) for pivotable support of the cam follower with respect to a cylinder head of ...
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WO/2014/071817A1 |
A decompression device for internal combustion engine comprises a valve rocker shaft bracket and a valve rod. A valve spring is sleeved on the valve rod, and above the valve rod a valve rocker is arranged. The valve rocker shaft bracket ...
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WO/2014/073259A1 |
Provided is a variable valve device that is for an internal combustion engine and that can increase engine performance by enabling a large amount of maximum valve lift of an air intake valve while suppressing an excessive amount of lost ...
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WO/2014/071373A1 |
A system for selectively deactivating engine valves of a cylinder of an internal combustion engine is disclosed. It employs switching rocker assemblies between the engine valves and rotating cam lobes. The current design is able to opera...
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WO/2014/064789A1 |
An internal combustion engine (1) is provided with a first bank (A) and a second bank (B). The first bank (A) is provided with a stepless variable valve mechanism (600A) that steplessly varies the valve characteristics of an intake valve...
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WO/2014/059980A1 |
The invention relates to a sliding cam valve drive of an internal combustion engine. A cam piece (3), which can be moved on a support shaft (2) between two axial positions, comprises a cam group of directly adjacent cams (4, 5), a groove...
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WO/2014/060645A1 |
The gas exchange valve arrangement for a piston engine (1) comprises a fluid chamber (52), into which chamber (52) hydraulic fluid can be introduced during cam-controlled opening of a gas exchange valve (3). A control valve (10) is used ...
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WO/2014/049388A1 |
This valve actuation mechanism (S) comprises a rocker (9) adapted for opening a cylinder valve, via an activation piston (95) movable in a piston chamber (101) of the rocker (9) under action of a fluid pressure raise in the piston chambe...
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WO/2014/049339A1 |
A valve control system is provided for an internal combustion engine, the engine having at least one cylinder with at least one set of at least two valves (12, 17, 14, 19). All the valves in the set are either inlet valves or exhaust val...
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WO/2014/037130A1 |
The invention relates to a valve train for an internal combustion engine, comprising a valve camshaft (1) which has at least one cam (2) departing from a respective associated transmission element, along the cam contour (3) of which at l...
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WO/2014/033910A1 |
A valve lifter provided with a variable lift mechanism needs to form a constant direction in relation to a cam unit, and the present invention achieves this with a simple configuration without using a method that would require extraneous...
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WO/2014/030226A1 |
A variable valve gear for an internal combustion engine is provided with: a cam base part which is provided integrally with or provided separately from a camshaft and unmovably affixed to the camshaft; a cam lobe part which is coupled to...
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WO/2014/023451A1 |
The invention relates to a bistable electromagnetic actuating apparatus (1) having an actuating element (2), which forms an engagement region (4) at the end and can be moved axially between two end positions, in particular for engaging i...
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WO/2014/019736A1 |
The invention relates to a magnet actuator (1) of a sliding cam system which is in the form of a translatory, electrically operable actuator, comprising an armature (2) which is connected to a tappet (3), wherein the tappet (3) can be op...
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WO/2014/006185A1 |
A Hydraulic Lash Adjuster (HLA) for an engine valve train comprises a hydraulic lash adjusting arrangement for automatically compensating for lash in an engine valve train; and is characterized by a lost motion arrangement for inhibiting...
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WO/2014/005999A1 |
The invention relates to a cover (01) with an integrated oil storage function for a housing of an electrohydraulic valve drive for at least one inlet valve of an internal combustion engine. According to the invention, an oil storage cavi...
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WO/2013/189644A1 |
The invention relates to a reciprocating piston internal combustion engine having at least one camshaft with at least one sliding cam element with sliding cams and sliding grooves (2 and 2a) intersecting in an X-shape, wherein the slidin...
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WO/2013/189603A1 |
The present disclosure relates a method and device for controlling the operation of a dual-fuel engine operable in a low load diesel fuel mode, a high load diesel fuel mode and a gas fuel mode. A shaft (42) with first to third eccentrics...
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WO/2013/186296A1 |
The invention relates to a guiding groove arrangement (1) on a shaft, in particular on a sliding cam of a camshaft device, wherein the guiding groove arrangement (1) has two guiding grooves (20, 30), which cross each other and are arrang...
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WO/2013/186054A1 |
The invention relates to a method for material-removing working of an adjustable camshaft comprising an undulating body (1), wherein at least one first component (2) of the camshaft can move axially and/or in the peripheral direction wit...
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WO/2013/182300A1 |
The invention relates to a method for operating a valve train (1) of an internal combustion engine, which valve train comprises at least one main camshaft, on which main camshaft at least one cam carrier is provided in a rotationally fix...
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WO/2013/178406A1 |
The invention relates to a main shaft (1) for a sliding cam valve train, said main shaft (1) being provided, at least in the axial region of cam followers located thereunder, with axial toothing (2) which is uniform over the length there...
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WO/2013/178405A1 |
The invention relates to a reciprocating piston internal combustion engine comprising at least one camshaft with at least one sliding cam element (1) with sliding cams (4 to 6a), which carry out different strokes and have different envel...
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