Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 34,436

Document Document Title
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 ...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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)...  
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...  
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...  
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...  
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...  
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 ...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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.  
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...  
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...  
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...  
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...  
WO/2018/224018A1
Disclosed is a valve mechanism (1000), comprising a valve (103), a camshaft (101), a fixed bracket (108), an intermediate swing arm (106), and a supporting base (107), wherein the fixing bracket (108) is provided with a connecting portio...  
WO/2018/224020A1
Disclosed is a control method for a continuously variable valve lift mechanism, the method comprising: controlling the continuously variable valve lift mechanism (100), so that same enters a limp home mode when the continuously variable ...  
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...  
WO/2018/224722A1
The intermediate piece (19) for connecting a cylinder head cover (16) of a piston engine to a cylinder head (3) comprises a first portion (19a), which forms a closed perimeter and which is configured to radially encircle the stems (31, 3...  
WO/2018/219381A1
The invention relates to an electrical camshaft adjuster for variably adjusting the valve control times of an internal combustion engine, comprising an electrical drive (4) and a transmission (1), which can be driven by the electrical dr...  
WO/2018/220789A1
According to the present invention, a spiral spring (5) has an inner circumferential end (5a) fixed to a rotor (3) and an outer circumferential end (5a) fixed to a plate (8) of a housing (2), and biases the rotor (3) in one direction rel...  
WO/2018/219386A1
The invention relates to a hydraulic camshaft phaser (1) having: a stator (2) and a rotor (3) which is arranged concentrically and movably along a common centre axis (11) relative to the stator (2); a central valve (4) via which the oil ...  
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...  
WO/2018/219377A1
A triple-shaft transmission comprises a drive element (2) with an outer toothing (3) and comprises an output element (4), which is formed as a ring gear and which has a cylindrical radial bearing surface (RF) and axial bearing surfaces (...  
WO/2018/216292A1
Provided is a control device capable of starting an internal combustion engine satisfactorily even in an extremely low-temperature environment. An internal combustion engine is constituted by comprising: a plurality of cylinders each inc...  
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...  
WO/2018/216293A1
Provided is a control device that facilitates startup by increasing the speed of rotation of a crank shaft at the time of startup of an internal combustion engine. An internal combustion engine is constituted by comprising: cylinders eac...  
WO/2018/216291A1
A control device for an internal combustion engine is configured so as to reduce load at startup, and enable excellent startup while reducing unburned hydrocarbon. The control device is provided with a startup load reduction unit for con...  
WO/2018/217536A3
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...  
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 ...  
WO/2018/215008A1
The invention relates to a camshaft adjuster comprising a control gear (3), which can be operated by an electric motor (4) and has a output element (27), which is to be connected to a camshaft (2) to be adjusted and can be swiveled to a ...  
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...  
WO/2018/215009A1
The invention relates to a camshaft adjuster comprising a control gearing (2) designed as a strain wave gearing, wherein a housing (4) of the control gearing (2) can be rotated, a flexible gearing element of the strain wave gearing (2), ...  
WO/2018/210371A1
The invention relates to a housing (1) for a camshaft adjustment device (2) of a dry belt drive (3), wherein the housing (1) can be fastened to a cylinder head (13) and the housing (1) can seal off the camshaft adjustment device (2) or p...  
WO/2018/213237A1
For a given cylinder in the engine having two intake valves and two exhaust valves, one of the intake valves is driven by a bucket tappet, while the other intake valve is actuated via a roller finger follower. Similarly, one of the exhau...  
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...  
WO/2018/206029A1
A tappet (1) is proposed, for a fuel pump or for a valve timing gear, in each case of an internal combustion engine, comprising a hollow-cylindrical housing (2), which consists of two separate portions (7, 8) lying in line one after the ...  

Matches 1 - 50 out of 34,436