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Patent Searching and Data


Matches 351 - 400 out of 31,129

Document Document Title
WO/2012/163310A1
Multi-cylinder internal combustion engine using exhaust gases to increase cylinder filling comprises cylinders (10) with pistons (2), a head (1) with lifting valves (7) and a crankshaft mechanism (3) and is provided with two cylinders (1...  
WO/2012/159780A1
A machine element (1) has a surface (3) which has an isotropic structure and is formed by a coating (4) and is subjected to a rolling or sliding stress.  
WO/2012/161944A3
A variable cam timing assembly (10) and method for an internal combustion engine of a motor vehicle includes a cam phaser (22) connected between an inner camshaft (12a) and an outer camshaft (12b) of a concentric camshaft (12). An axial ...  
WO/2012/161944A2
A variable cam timing assembly (10) and method for an internal combustion engine of a motor vehicle includes a cam phaser (22) connected between an inner camshaft (12a) and an outer camshaft (12b) of a concentric camshaft (12). An axial ...  
WO/2012/157383A1
An oil seal member consisting of sintered metal and capable of effectively preventing oil from entering the inside can be mass manufactured without a particular increase in cost. An oil seal member (1) consisting of sintered metal liquid...  
WO/2012/156573A1
The multi-cylinder piston engine (20) comprises means (24) for introducing combustion air into the cylinders (19) of the engine (20) and at least one cam-operated valve lifting device (4) for each cylinder (19) of the engine (20), the va...  
WO/2012/156584A1
The multi-cylinder piston engine (20) comprises at least one cam-operated valve lifting device (4) for each cylinder (19) of the engine (20), the valve lifting device (4) being arranged to open a gas exchange valve (24, 25), and a starti...  
WO/2012/157098A1
The profile of the cam (33) of a camshaft (32) is set on the basis of the relationship with the stopped position of a vane rotor (36) which is in the most retarded phase with respect to a housing rotor (37). In other words, the profile o...  
WO/2012/155315A1
A reset type rocker braking method and device are provided. A braking piston hole (190) and an oil discharge piston hole (183) which are connected with a braking oil supply channel are arranged inside a rocker (210), and an oil discharge...  
WO/2012/157074A1
A variable valve device (20) of an internal combustion engine (1) includes a variable valve timing mechanism (40) and a valve timing control mechanism (50). In addition, when the operating state of the variable valve timing mechanism (40...  
WO/2012/156195A1
The invention relates to a roller tappet (5), in particular of a reciprocating pump, wherein the roller tappet (5) comprises a rotatably mounted roller that cooperates with a roller shoe (8). The aim of the invention is to improve the st...  
WO/2012/157045A1
The present invention is a variable valve timing device, which is provided with a lock mechanism that, in response to the application of lock-releasing hydraulic pressure, releases the lock thereof, and varies the rotational phase of a c...  
WO/2012/152614A1
A momentary diagnostic for determining correct operation of a cam profile switching system of an internal combustion engine by calculation of changes in cylinder bank to bank air mass flow ratios : operating said engine in one condition ...  
WO/2012/153102A1
The present disclosure is directed to overhead valve engines, and more particularly to valve actuator sub-assemblies. The connection member for interconnecting a rocker arm and a push rod comprises a body attachable to one of the rocker ...  
WO/2012/152456A1
The invention relates to a reciprocating internal combustion engine (1) according to the four-stroke method, comprising a crankcase in which at least one cylinder (4) and a piston (3) are arranged. The piston (3) is guided by means of a ...  
WO/2012/150048A1
The invention relates to a switch valve for a hydraulic unit, in particular a quick-acting valve (1) for a hydraulic unit of a hydraulically variable valve gear of a reciprocating internal combustion engine, having a valve body (3), whic...  
WO/2012/150078A1
The invention relates to a camshaft connection device for connecting a camshaft to an output element of a gear that drives said camshaft, the device comprising a camshaft and a screw which at least partially projects into said camshaft a...  
WO/2012/150077A1
The invention relates to a device (10; 110; 210; 310) for lubricating at least one first component of an electric motor or a gear of a camshaft adjuster, said device (10; 110; 210; 310) for lubrication comprising at least one rotating gu...  
WO/2012/150845A2
Disclosed is an electronic opening and closing apparatus enabling a reduction in energy consumption. To that end, the apparatus comprises: a first yoke; a coil disposed so as to surround the upper and lower sides of the first yoke; a con...  
WO/2012/150845A3
Disclosed is an electronic opening and closing apparatus enabling a reduction in energy consumption. To that end, the apparatus comprises: a first yoke; a coil disposed so as to surround the upper and lower sides of the first yoke; a con...  
WO/2012/149915A3
Cylinder head of combustion engine with ring-shaped valve comprising the body (1) and rigid centre (2) of cylinder head and ring-shaped valve (3) with outer seating face (21) and inner seating face (20), which in its closed position sits...  
WO/2012/143155A1
The invention relates to an arrangement of a camshaft adjuster (1), which has a drive element (2) and at least two output elements (3, 4), wherein the drive element (2) and the output elements (3, 4) have a plurality of radially directed...  
WO/2012/143950A1
An internal combustion engine (100) is described herein. In an embodiment, the internal combustion engine (100) includes a first engine casing (102) and a second engine casing (104) detachably coupled to the first engine casing (102). Th...  
WO/2012/145656A1
A dual body rocker arm comprising an outer arm, an inner arm, a substantially cylindrical pivot axle, a pivot foot and a first and second pivot foot retaining ring. The inner arm is disposed between side arms of the outer arm. The pivot ...  
WO/2012/139785A1
The invention relates to a pressure accumulator (2) for a hydraulic unit, in particular in an internal combustion engine, comprising a piston (5) that is slidably arranged in an opening of a housing (1) and that can be charged by a hydra...  
WO/2012/139800A1
Proposed is a camshaft adjuster (1) which has a direct fluid-conducting hydraulic medium duct (A, B) between two oppositely acting working chambers (AB), wherein in the hydraulic medium duct (A, B) there is provided a check valve (6, 8) ...  
WO/2012/139385A1
Disclosed are a low noise engine with an underneath camshaft and a motorcycle thereof; a rocker arm mounting seat (7) is fixedly provided on the cylinder head body (4) of the engine, and a connecting hole I (16), a connecting hole II (13...  
WO/2012/136409A1
The invention relates to an arrangement of a camshaft adjuster (1) which comprises an input element (2) and at least two output elements (3, 4), the input element (2) and the output elements (3, 4) comprising a plurality of radially orie...  
WO/2012/136408A1
The invention relates to an arrangement of a camshaft adjuster (1) which comprises an input element (2) and at least two output elements (3, 4), the camshaft adjuster (1) having a first control valve (7) which is concentric to the camsha...  
WO/2012/137336A1
A variable valve timing device with which the valve timing for an engine valve can be changed by the relative rotation of a vane rotor and a housing, and which is equipped with a lock mechanism the locking of which can be released in res...  
WO/2012/134812A2
A variable cam timing assembly (10) and method for an internal combustion engine of a motor vehicle includes a cam phaser (22) connected between an inner camshaft (12a) and an outer camshaft (12b) of a concentric camshaft (12). A torsion...  
WO/2012/132002A1
A camshaft phase variable device (100A) is provided to a camshaft (10) having a double structure, the camshaft (10) rotating according to an inputted drive force and comprising an inner shaft (11) and an outer shaft (12). The camshaft ph...  
WO/2012/130487A2
Devices for phase shifting between a drive wheel and an output shaft are known, wherein a torque to be introduced into the system is exerted on the output shaft for adjustment. Therefore the invention relates to a device having a drive w...  
WO/2012/130487A3
Devices for phase shifting between a drive wheel and an output shaft are known, wherein a torque to be introduced into the system is exerted on the output shaft for adjustment. Therefore the invention relates to a device having a drive w...  
WO/2012/129753A1
An integrated engine braking device comprises a brake driving mechanism (100) and a brake control mechanism (50). The brake driving mechanism (100) comprises a braking piston (160) integrated in an engine rocker arm (210) and a valve lif...  
WO/2012/134812A3
A variable cam timing assembly (10) and method for an internal combustion engine of a motor vehicle includes a cam phaser (22) connected between an inner camshaft (12a) and an outer camshaft (12b) of a concentric camshaft (12). A torsion...  
WO/2012/126756A1
The invention relates to a camshaft assembly, comprising a camshaft (2) having a receiving space (6) in the interior thereof, at least some sections of the assembly being made of a magnetizable material, for an internal combustion engine...  
WO/2012/123164A1
The invention relates to a drive wheel device comprising a bearing shaft (1) and a drive wheel (2) arranged on the bearing shaft (1) in a form-fitting manner, the drive wheel (2) being arranged in an auxiliary unit drive of a control dri...  
WO/2012/123160A1
Proposed is a valve drive (1) of an internal combustion engine, having a rocker arm (2) which acts at one end on at least one gas exchange valve (3) and which is seated at the other end on a head (5) of a housing (6) of a support element...  
WO/2012/122820A1
Disclosed are a vertical-shaft gasoline engine cylinder head assembly and a gasoline engine having same, comprising a cylinder head body (1), an intake passage (12) disposed on said cylinder head body (1), and an exhaust passage (11) dis...  
WO/2012/122715A1
A variable valve timing distribution adjusting device and a method for improving mechanical properties thereof are disclosed. The method includes an electrochemical surface treatment on components (1, 2) of a relative rotational struct...  
WO/2012/122846A1
Disclosed is a gasoline engine inclined valve cylinder head, which comprises a cylinder head body (1), and an intake passage (3), an exhaust passage (2) and a spark plug installation hole (6) arranged within the cylinder head body (1). O...  
WO/2012/122201A2
Electronic hydraulic lifter apparatus and methods, with the apparatus including a lifter body and a piston disposed at least partially within the lifter body and configured to translate longitudinally with respect thereto. The apparatus ...  
WO/2012/122201A3
Electronic hydraulic lifter apparatus and methods, with the apparatus including a lifter body and a piston disposed at least partially within the lifter body and configured to translate longitudinally with respect thereto. The apparatus ...  
WO/2012/116677A1
The invention relates to a cam follower of a valve gear, having a bearing surface for a supporting element, a contact surface for actuating a valve, and a longitudinal axis. According to the invention, forces acting laterally on the cam ...  
WO/2012/113126A1
A method for braking an integrated exhaust engine. When an exhaust brake (700) of a brake control mechanism (50) is closed, the exhaust back pressure of the engine is increased. An inner exhaust valve (3001) is opened downwards by reboun...  
WO/2012/113474A1
The invention relates to a camshaft adjuster (1) having a drive element (2), an output element (3) and a cover element (4), wherein the cover element (4) has been positively joined with an interlocking fit to the drive element or output ...  
WO/2012/110120A1
The invention proposes a subassembly of a hydraulically variable valve drive of an internal combustion engine, having a guide bush (4) that can be mounted in a hydraulic housing (3) and a piston (5), mounted therein such that it can move...  
WO/2012/110066A1
The invention relates to a method for producing a camshaft (14) that has a shaft section (12) and at least one cam element (10), particularly for an internal combustion engine, in which method the cam element (10) is designed separately ...  
WO/2012/110127A9
The invention relates to a three shaft adjustment mechanism comprising a drive part which can be connected to a drive shaft in a rotationally fixed manner, a driven part which can be connected to a driven shaft and an actuator which can ...  

Matches 351 - 400 out of 31,129