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WO/2019/037945A1 |
The invention relates to a valve drive for a cylinder head of an internal combustion engine, comprising a first camshaft which is rotatably mounted in a first and a second camshaft bearing and which comprises at least one cam with a firs...
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WO/2019/037942A1 |
The invention relates to a valve drive for an internal combustion engine, comprising a first camshaft which is rotatably mounted in a first and a second camshaft bearing and which comprises at least one cam with a first cam curve and a s...
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WO/2019/040733A1 |
An exhaust valve rocker arm assembly operable in a combustion engine mode and an engine braking mode, the exhaust valve rocker arm assembly selectively opening first and second exhaust valves and including a rocker shaft, exhaust valve r...
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WO/2019/038470A1 |
The method of detecting abnormal closing timing or malfunction of one or more intake valves (3) of a cylinder (2) of a piston engine (1) comprises the steps of measuring cylinder pressure in the cylinder (2) at least at two different cra...
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WO/2019/037943A1 |
The invention relates to a valve drive for a cylinder head of an internal combustion engine, comprising a camshaft which is rotatably mounted in a first and a second camshaft bearing and which comprises at least one cam with a first cam ...
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WO/2019/036272A1 |
An exhaust valve rocker arm for an exhaust valve rocker arm assembly operable in a combustion engine drive mode and an engine braking mode, and configured to selectively open first and second exhaust valves, includes a body defining an a...
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WO/2019/034516A1 |
The present invention relates to a sliding element (1) for displacing at least one cam segment (11, 12) in an axial direction along a shaft of a camshaft, and to the camshaft having a corresponding sliding element (1), wherein the slidin...
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WO/2019/034254A1 |
Invention relates to a camshaft assembly for an internal combustion piston engine comprising a first end part (16.1) and a second end part (16.2), and between the first end part (16.1) and the second end part (16.2) an intermediate part ...
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WO/2019/030180A1 |
An actuation apparatus (3) for actuating a latching arrangement (40) of a switchable valve train component (2) of an internal combustion engine is disclosed. The actuation apparatus comprises a lever (33) for contacting an actuation sour...
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WO/2019/029788A1 |
A valve assembly (120) for controlling an apparatus for camshaft timing adjustment being driven by a hydraulic pump (100), comprising a valve body (135) with a first control port (133), a second control port (134), a high pressure port a...
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WO/2019/029770A1 |
The invention relates to a hydraulic camshaft adjuster (1) for adjusting the control times of gas exchange valves of an internal combustion engine, having a stator (2), which is rotatable synchronously with a crankshaft of the internal c...
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WO/2019/029963A1 |
The present invention relates to a module (1) comprising a cylinder head cover (2) and a camshaft bearing (3), in which module (1) at least one assembly sleeve (4) penetrates the cylinder head cover (2) and is anchored on the camshaft be...
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WO/2019/029786A1 |
An apparatus (1) for camshaft timing adjustment, comprising: a drive disc (10) and a hub (50) rotationally supported relative to each other and defining a common rotational axis (2) wherein the hub (50) is arranged within the drive disc ...
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WO/2019/025511A1 |
The present invention relates to a coupling device for a valve-actuating device for actuating at least one valve of a reciprocating machine having variable valve lift, in particular for a valve-actuating device of a reciprocating interna...
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WO/2019/026794A1 |
There is achieved a reverse input shutoff clutch of which the axial dimension can be reduced and which has a minimal number of components. This reverse input shutoff clutch 1 is configured from an input member 2, an output member 3 dispo...
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WO/2019/027392A2 |
The present invention relates to a throttling locking valve (10) for a control valve used in tractor hydraulic lifters and having a body (20) and a locking screw (30) provided inside the body (20). As an improvement, the subject matter t...
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WO/2019/027867A1 |
A method of operating an internal combustion engine having an electrical circuit that includes a connection closed by abutment between two distinct parts, one of which is mounted to a rocker arm of a rocker arm assembly and another that ...
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WO/2019/020141A1 |
The invention relates to an electromechanical camshaft adjuster (1) comprising an electric motor (2) and an adjusting gear (3), which has a housing (10) with two housing parts (11, 12), which are sealed off with respect to each other by ...
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WO/2019/012432A1 |
A rocker arm can comprise a forked outer arm assembly and a T-shaped inner arm assembly comprising an inner arm body comprising a valve side, a latch side, a bearing hole on the valve side, and a latch body on the latch side, the latch b...
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WO/2019/011367A1 |
The invention relates to a rocker arm for a valve drive of an internal combustion engine, having a support-side lever end region with a spherical-cap-shaped bearing portion (1) for the pivotable support, and a valve-side lever end region...
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WO/2019/012285A1 |
An improved piston arrangement and method of operating an internal combustion engine. The piston arrangement has a piston (15) reciprocatively received within a cylinder (11), a crankshaft 17 and a cylinder bore assembly (12). The piston...
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WO/2019/013198A1 |
This cam follower device comprises: a bearing holding member that has a pair of opposing side walls disposed with a space therebetween and that is arranged with respect to a cam provided on a camshaft; a support shaft inserted into inser...
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WO/2019/007453A1 |
The invention relates to a variable valve drive (1) of a combustion piston engine with at least one gas exchange valve per cylinder, wherein each valve stroke is specified by a primary and secondary cam (7, 8) and transmitted to the gas ...
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WO/2019/008183A1 |
A dual body rocker arm (3a, 3b) for a valve train assembly of an internal combustion engine, the dual body rocker arm (3a, 3b) comprising: an outer body (7) comprising a protrusion (8a, 8b); an inner body (9) connected to the outer body ...
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WO/2019/007859A1 |
The invention relates to a component (10) for installation on or in a hollow shaft (11), comprising a base element (12) and a connecting element (13) which is connected or connectable to the base element (12) in a positively locking mann...
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WO/2019/010472A1 |
A valvetrain that includes an electronic device and a rocker arm assembly and is suitable for an internal combustion engine that includes a combustion chamber, a moveable valve having a seat formed within the combustion chamber, and a ca...
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WO/2019/010013A1 |
A method of operating an electromagnetic latch assembly of a type that includes an electromagnet and a latch pin that is stable independently from the electromagnet in both first and second positions includes energizing the electromagnet...
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WO/2019/008180A1 |
An actuator arrangement (100) for controlling a latching arrangement (13) of a dual body rocker arm, said dual body rocker arm comprising a first body (7) and a second body (9), said latching arrangement being controllable to latch and u...
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WO/2019/008182A1 |
A dual body rocker arm (3a, 3b), comprising: a first body (7), a second body (9); a latching arrangement (13) wherein the latching arrangement comprises: a latch pin (15) moveable between a first position in which it latches the first bo...
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WO/2019/010240A1 |
A cylinder head comprising a single intake valve and at least two exhaust valves per cylinder. The two or more exhaust valves may provide additional curtain area and total cross sectional area for the exhaust flow and better performance ...
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WO/2019/007858A1 |
The invention relates to a hollow shaft comprising a fluid separation system (11), a gas channel (15) having a gas inlet for the entry of raw gas and a gas outlet for the discharge of purified gas, and a conveying device (12) for conveyi...
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WO/2019/009104A1 |
A drive rotating body (10) rotates about a rotational center line (O) in conjunction with a crank shaft. A driven rotating body (20) includes a thrust bearing portion (26) about the rotational center line common with the drive rotating b...
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WO/2019/010053A1 |
A synchronous belt drive system comprising a first obround sprocket (10) having a toothed surface and at least one linear portion (16) disposed between two arcuate portions (14, 15), the arcuate portions having a constant radius (R1, R2)...
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WO/2019/008445A1 |
An engine valve lifter assembly comprises a lifter body, a plunger assembly, and a spring. The lifter body comprises an oil control portion comprising an exterior surface, oil ports, and an interior oil chamber. A plunger interface end c...
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WO/2019/008181A1 |
An actuator arrangement (100) for controlling a first latching arrangement (13) of a first dual body rocker arm (3a) for controlling an intake valve (40a) of an internal combustion engine, and for controlling a second latching arrangemen...
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WO/2019/008184A1 |
An actuator (569) for actuating a first latching arrangement of a first dual body rocker arm for controlling a first valve of a cylinder, and a second latching arrangement of a second dual body rocker arm for controlling a second valve o...
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WO/2019/003630A1 |
The purpose of the present invention is to provide an internal combustion engine in which decreases in fuel consumption and increases in size of a variable valve train are minimized, surging during high speeds does not readily occur, and...
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WO/2019/001620A1 |
The invention relates to a vane-type camshaft adjuster for an internal combustion engine, having a stator and a rotor (3) which is arranged in the stator, can be rotated in relation thereto and is designed to adjust a phase angle of the ...
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WO/2019/003628A1 |
The purpose of the present invention is to provide an internal combustion engine in which the active state of a valve can be switched, there is little wear of a cam and a rocker arm, a cylinder head can be reduced in size, and an amount ...
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WO/2019/003629A1 |
The purpose of the present invention is to provide an internal combustion engine in which it is easy to assemble a support member that swingably supports a rocker arm, and in which fretting wear, etc., due to floating of the support memb...
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WO/2019/002322A1 |
The invention relates to a conveyor and compressor element (2) for use in a rotatable hollow shaft (4) and for conveying a fluid guided on an inner wall of the hollow shaft (4) in a conveying direction. The aim of the invention is to ach...
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WO/2018/236595A1 |
A cam phasing control motor assembly, including: an electric motor with a hollow drive shaft; an actuating pin passing through the hollow drive shaft; an engagement feature; and a displacement assembly. For a camshaft locking mode: the d...
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WO/2018/233764A1 |
The invention relates to a hydraulic camshaft adjuster (1) for adjusting the control time of gas exchange valves of an internal combustion engine, comprising a stator (2) which can be synchronously rotated by the crankshaft of the intern...
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WO/2018/233744A1 |
The invention relates to a deactivatable finger follower (1) for a valve train, comprising an outer main lever (3) and an inner secondary lever (4), which is framed by the arms (2) of the outer main lever, which levers (3, 4) are mounted...
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WO/2018/230173A1 |
The present invention comprises: a back pressure chamber 38 that is formed on a rear end side of a lock pin 33 of a pin accommodating hole 32 provided in a first vane 14a; a discharge passage 39 that is disposed inside the back pressure ...
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WO/2018/231954A1 |
A scavenger valve and method of directing gas in a two stroke engine are provided involving poppet elements in a scavenger valve with specific multiple, different flow paths from individual poppet heads.
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WO/2018/224074A1 |
The invention relates to a hydraulic support element (2) for a switchable rocker arm of a valve train of an internal combustion engine, having a cup-shaped cylinder (4) with a base (12) arranged at the end of the cylinder, in which cylin...
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WO/2018/224746A1 |
The rotating part comprises a mechanical connection interface with another rotating part along an axis of rotation (AA), the mechanical connection interface comprising an end face (10), an axial central orifice (100) and a circular reces...
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WO/2018/224075A1 |
The invention relates to a hydraulic camshaft adjuster (1) for adjusting the actuation periods of gas exchange valves of a combustion engine, comprising a stator (2) and a rotor (3), as well as comprising a central locking device (21) fo...
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WO/2018/224073A1 |
The invention relates to a method for producing a sliding surface (1) on a machine element (2), wherein the sliding surface (1) of the machine element (2) is provided for sliding contact with at least one further machine element, wherein...
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