Patent application number | Description | Published |
20110265749 | BEARING BLOCK FOR A CAMSHAFT - A bearing block comprises a camshaft in an internal combustion engine and a valve drive. The valve drive may include at least one rocker arm mounted on a rocker arm shaft, wherein the bearing block is formed concurrently with the mounting of the at least one rocker arm. | 11-03-2011 |
20110315100 | CAMSHAFT - A camshaft of a combustion engine may include a drive element and first and second roller bearings for mounting the camshaft in the combustion engine. The drive element and at least the first roller bearing may be adjacent and exchangeable with one another. | 12-29-2011 |
20120012075 | INTERNAL COMBUSTION ENGINE COMPRISING AT LEAST ONE CAMSHAFT - An internal combustion engine, the engine having at least one camshaft, the camshaft is interconnected to the internal combustion engine through a plurality of rotating members, rotating members include at least one roller element and a predetermined load limit. The rotating members are configured individually along the camshaft and are positioned according to an actual internal combustion engine operating load value. | 01-19-2012 |
20120037103 | CAMSHAFT - A camshaft transport securing mechanism for an internal combustion engine. The camshaft having at least one transport securing mechanism, the transport securing mechanism axially fixing at least one bearing, wherein the transport securing mechanism is one of released by wear or disintegration during operation of the internal combustion engine. | 02-16-2012 |
20120255170 | CAMSHAFT - The instant invention relates to a cam shaft for internal combustion engines of motor vehicles, which is supported on a cylinder head housing via at least one roller bearing, wherein provision is made for at least one thrust bearing, which supports the cam shaft in axial direction and which is embodied as ball or also as roller bearing. | 10-11-2012 |
20120318224 | INTERNAL COMBUSTION ENGINE - An internal combustion engine may include at least one camshaft mounted via at least one bearing with at least one phase adjuster. The at least one bearing may be a rolling bearing. An oil feed ring may surround the camshaft adjacent to the rolling bearing, wherein the oil feed ring may have at least one external annular channel and at least one first radial bore aligned with a second radial bore in the camshaft. An outer diameter of the oil feed ring may be smaller than an outer diameter of the rolling bearing. An oil supply of the at least one phase adjuster may be introduced via an oil gallery defined in a cylinder head through the annular channel through the second radial bore into the camshaft. | 12-20-2012 |
20130019824 | CAMSHAFT AND ASSOCIATED CAM - A camshaft for a combustion engine has a shaft and at least one cam thermally joined to a joining surface on the shaft side via a joining surface on the cam side. The shaft is embodied as a drawn and not additionally worked tube. Because of this the production of commercial vehicle camshafts can be realised in a more cost-effective manner since these do not have to be additionally ground or turned. | 01-24-2013 |
20130055981 | METHOD FOR A SIMPLIFIED AND ACCURATELY POSITIONED FIXING OF A CAMSHAFT MODULE ON A CYLINDER HEAD - The invention relates to a method for the simplified and accurately positioned fixing of a camshaft module with a camshaft and bearing blocks on a cylinder head. The bearing blocks, aligned in axial direction and with respect to an angle, may be fastened on the camshaft. The camshaft may be aligned via two alignment elements with respect to the cylinder head. Further, the individual bearing blocks may be screwed tightly with the cylinder head with simultaneous or interim rotation of the camshaft. | 03-07-2013 |
20130055982 | BEARING BLOCK - A bearing block may support a camshaft on a cylinder head of an internal combustion engine. The bearing block is formed in one-piece and is provided with an annular closed bearing eye for the camshaft. Thus, the bearing block may be made smaller and thus lighter. | 03-07-2013 |
20130156359 | SHAFT/BEARING ARRANGEMENT - A shaft may have functional elements arranged thereon and at least one bearing point. At least one rolling bearing with rolling bodies may be arranged between the shaft and the at least one bearing point, the bearing having at least one rolling body cage configured to accommodate the rolling bodies and an outer ring. The rolling body cage may be fixed at least one of directly and indirectly to the shaft by a carrier ring and the outer ring may be fixed in the bearing point. The carrier ring may include the rolling body cage fixed thereon, the cage having a greater radial extent than the functional elements. The carrier ring may have a radial extent smaller than the greatest radial extent of one of the functional elements | 06-20-2013 |
20130220069 | ADJUSTABLE CAMSHAFT - An adjustable camshaft may include an inner shaft and an outer shaft coaxially surrounding the inner shaft. A cam may have a cam body and a ring collar axially projecting from the cam body. The ring collar may be slidingly arranged with a radial gap on the outer shaft and have a receptacle for pinning together the cam and the inner shaft with a pin. A seal may be arranged in a region of the ring collar for sealing the gap. | 08-29-2013 |
20130276734 | INTERNAL COMBUSTION ENGINE - A camshaft may have an inner shaft and an outer shaft, each rotatable relative to the other. An adjusting device may include a first phase adjuster and a second phase adjuster. The outer shaft may be mounted in a stationary counter bearing adjacent to the adjusting device and the adjusting device may have a first phase adjuster and a second phase adjuster. The counter bearing may be designed as a slide bearing and oil supply to the phase adjusters may take place via the slide bearing. The slide bearing may have a first, second and third oil channel. The first oil channel may act on the first phase adjuster with corresponding oil flows, the second oil channel may act on the second phase adjuster with a first oil flow, and the third oil channel may act on the second phase adjuster with a second oil flow. | 10-24-2013 |
20140033998 | VARIABLE VALVE PHASING LIFT & DURATION - Various exemplary illustrations of a camshaft assembly for actuating valves of an engine are disclosed. The camshaft assembly may include a camshaft having a plurality of lobes, including at least one phase adjustable lobe configured to be selectively rotated with respect to the camshaft. The assembly may further include a hydraulic valve actuator in communication with a first lobe of the camshaft. The hydraulic valve actuator may be configured to selectively actuate at least one valve in communication with the hydraulic valve actuator in response to the at least one cam lobe. | 02-06-2014 |
20140083382 | CAMSHAFT FOR AN INTERNAL COMBUSTION ENGINE - The present invention relates to a camshaft ( | 03-27-2014 |
20140165935 | CAMSHAFT - A camshaft of an internal combustion engine may include at least one function device connected therewith via a shaft-hub connection. The function device may include at least two different function elements each operable for different function | 06-19-2014 |
20150027270 | ROLLER BEARING MOUNTED SHAFT - A roller-bearing mounted shaft may include a shaft tube having a shaft outer face with at least one rolling body running face. The shaft tube may have at least one functional element joined thermally thereto, wherein the shaft tube is formed as a welded and drawn tube and includes a carbon content of greater than 0.45 percent by mass. | 01-29-2015 |
20150075457 | CAMSHAFT MODULE AND CORRESPONDING PRODUCTION METHOD - A camshaft module may include a shaft and at least one functional element. The functional element may have a functional element opening through which the shaft passes. The functional element may be fixed to the shaft in a seat portion of the shaft. The camshaft module may include a bearing arrangement in which at least one bearing portion of the shaft is mounted. The shaft may include at least one adjusting portion axially adjacent to the at least one seat portion. The adjusting portion may have a first outer diameter smaller than a second outer diameter of the seat portion. The functional element opening may have an inner diameter smaller than the second outer diameter of the seat portion and larger than the first outer diameter of the adjusting portion such that a press fit fixing is realized between the functional element and the seat portion of the shaft. | 03-19-2015 |