Abstract: 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.

Abstract: A method and device for assembling a composite housing fitted with a shaft and at least one associated mounted element are disclosed. The method may include the steps of: arranging the housing in a predetermined position with respect to an actuator; arranging the shaft in a predetermined position with respect to the housing and the actuator; selecting a mounting element to be mounted on the shaft; conveying the mounting element into a predetermined position within the housing; pushing the shaft via the actuator so that the shaft passes successively through an opening of the housing and an opening of the mounting element; and positioning the mounting element in a position adjacent to a heat source for a predetermined duration after the step of selecting the mounting element and prior to conveying the mounting element.

Abstract: The invention relates to a device (1) for mounting at least one functional element (4) having a cut-out (3) for a shaft (2), in particular cams, balancing weights, gears and/or bearings, on the shaft (2), wherein the device (1) has at least one holder (5), each intended for one functional element (4), wherein a movable guide slide (6) is provided, by means of which the shaft (2) can be pushed in a first direction through the cut-out (3) in the at least one functional element (4), wherein a tailstock (7) is provided, which can be moved counter to the first direction, and the tailstock tip (8) of which can be coupled to an end face of the shaft (2), wherein a vibration generator (9) is provided, which is in particular arranged in the tailstock tip (8). Simplified and extremely precise mounting of one or more functional elements (4) on a shaft (2) can be achieved thereby.

Abstract: 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.

Abstract: 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.

Abstract: 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 realized in a more cost-effective manner since these do not have to be additionally ground or turned.

Abstract: 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.

Abstract: A bearing frame or cylinder head cover of an internal combustion engine may include at least one camshaft mounted therein. The camshaft may be tunnel-mounted in at least two bearing openings arranged along a bearing channel. At least two radial bearings may be arranged on the camshaft, each of the radial bearings having an outer bearing shell. The outer bearing shells of the at least two radial bearings may include different outer diameters, each of the respective outer diameters adapted to be complementary to an inner diameter of the associated bearing opening. The inner diameters of the bearing openings may decrease in a direction of assembly of the camshaft along the bearing channel.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: A cylinder head of an internal combustion engine comprises a camshaft that is mounted in the axial direction via at least one rolling bearing, wherein the at least one rolling bearing may be formed such that all occurring axial forces may be absorbed via the at least one rolling bearing.

Abstract: 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.

Abstract: An internal combustion engine, having a camshaft having at least one one-piece thrust plate, which is arranged and captively fixed between a drive element, and a function element, wherein the drive element and the function element are fixedly joined with the camshaft, wherein the thrust plate is in the cylinder crankcase and is an axial bearing plate and includes at least one of a wear reducing coating and a friction reducing coating, and wherein the thrust plate is guided at a radially outer edge in the cylinder crankcase

Abstract: 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.

Abstract: 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.

Abstract: A camshaft of an internal combustion engine may include at least one function device connected therewith via a shaft-hub connection.

Abstract: 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.

Abstract: The present invention relates to a camshaft (1) for an internal combustion engine with a drive wheel (4) arranged on a longitudinal end side, in particular with a chain wheel or belt pulley, and with at least one first bearing (2) arranged in the region of the drive wheel (4) and a second bearing (3) arranged in the further course of the camshaft (1). Here it is substantial to the invention that at least the first bearing (2) is designed as a rolling bearing and has an inner diameter of 24 mm<di<30 mm, wherein the inner diameter di is larger than the outer diameter da of the camshaft (1) on the second bearing (3). Because of this, the camshaft (1) can be configured more compact and lighter.