Abstract: A powder-metallurgically produced rotor for a camshaft adjuster includes a rotor base body having an outer diameter bounded by a radially outer lateral surface and passing through a first axis of rotation, and an inner diameter bounded by a radially inner lateral surface and passing through a second axis of rotation. The rotor has blades projecting radially outward from the radially outer lateral surface and a calibrated first annular web projecting radially inward on the inner lateral surface, which has a web lateral surface defining a bore passing through the rotor base body in the axial direction and having an inside diameter passing through a third axis of rotation, wherein the third axis of rotation is offset in the radial direction by at most 0.1 mm relative to the first axis of rotation and/or the second axis of rotation.

Abstract: A method for producing a cooling device includes the steps of providing a material and forming a cooling structure from the material, a sinter powder being used as the material, from which a green compact is produced by pressing, the green compact being sintered into a preform, and the cooling structure in the form of cooling elements being produced from the preform by forming, for which a part of the preform is pressed through a forming tool, forming being carried out in a plurality of forming steps.

Abstract: A method for producing a cooling device includes the steps of providing a material and forming a cooling structure from the material, a sinter powder being used as the material, from which a green compact is produced by pressing, the green compact being sintered into a preform, and the cooling structure in the form of cooling elements being produced from the preform by forming, for which a part of the preform is pressed through a forming tool, and the cooling structure is calibrated after forming.

Abstract: A method for manufacturing a cooling device includes the steps of providing a material and forming a cooling structure from the material, wherein a sintering powder is used as the material from which a green body is manufactured by pressing, which is sintered into a preform, and the cooling structure in the form of cooling elements is manufactured from the preform by deformation, whereby a part of the preform is pressed through the mold.

Abstract: A method for manufacturing a component having a toothing, which has teeth with tooth roots, tooth tips and tooth flanks, includes the steps of: manufacturing a component body from a metallic material, forming the toothing on the component body, mechanically finishing the toothing so that the surface of the toothing has a first surface roughness, wherein after mechanical finishing, the toothing is heat treated to form a second surface roughness of the mechanically finished surface, which is less than the first surface roughness, and/or wherein the component body is configured to be divided in the radial direction, forming a first radially inner annular part and a second radially outer annular part, an elastomer being arranged in an undulating manner between the first radially inner and the second radially outer annular part.

Abstract: A device for producing a gear green compact from a powder includes a die, an upper stamp, and a lower stamp, wherein the die has at least one helical toothing on an inner lateral surface, which helical toothing extends only over a partial area of the circumference of the inner lateral surface, and which has a first helix angle, wherein, adjoining the first helical toothing in a circumferential direction, one toothed edge surface is formed on each side, both of which have a second helix angle, wherein at least one of the second helix angles of the die is unequal to the first helix angle of the helical toothing of the die.

Abstract: A method for producing a sintered component, in particular an annular sintered component, with a toothing, having teeth with tooth roots, tooth tips and tooth flanks, includes the steps of pressing a powder to form a green compact, sintering the green compact, and hardening the sintered component, wherein after sintering, the tooth flanks and possibly the tooth tips are post-compacted and subsequently undergo post-processing by machining, and wherein a transition region between the tooth flanks and the tooth roots has an undercut design, and post-compaction of the tooth flanks is carried out only up to this transition region.

Abstract: A method for producing a component with soft magnetic properties from particles of a SMC powder includes the steps of: pressing a SMC powder into a green compact, heat treatment of the green compact; wherein machining is performed after powder pressing and before heat treatment of the green compact in the green state.

Abstract: A gear from a sintering powder has a first track and a second track, wherein the first track is a first cylindrical gear toothing with first teeth and with a first diameter and the second track is a second cylindrical gear toothing with second teeth and with a second, in comparison to the first diameter of the first track larger, diameter, and wherein depressions are configured on the first teeth of the first track in a transition region adjoining the second track.

Abstract: A method without a calibration step produces a camshaft adjuster including a stator, a rotor rotatable relative thereto and a control valve, wherein the rotor and/or the stator is or are produced according to a powder-metallurgical process, wherein the stator in the region of a fitting surface for contacting the camshaft and/or the rotor in the region of a fitting surface for contacting the camshaft and/or in the region of a fitting surface for contacting the control valve and/or the control valve in the region of a sealing surface is or are produced having a tolerance so that a clearance fit with a maximum clearance of 100 ?m is formed between the fitting surface for the camshaft and the camshaft and/or between the fitting surface for contacting the sealing surface of the control valve and the sealing surface of the control valve.

Abstract: A torque-transmitting clutch includes a first clutch element having a first base body and a first end face, a second clutch element, and a third clutch element having a third base body. In a closed position, the first and the second clutch elements are connectable in a positive locking and/or force-fit manner for transmitting torque, and in an open position, this positive locking and/or force-fit connection is released, and wherein the first clutch element is connectable to the third clutch element in a positive locking and/or force-fit manner. The first clutch element is produced according to a powder-metallurgical or an additive method and has at least one centering projection arranged on the first end face and extending towards the third clutch element to cooperate with and/or be accommodated with a centering recess in an end face in the third clutch element in a positive locking and/or force-fit manner.

Abstract: A torque-transmitting clutch includes a first clutch element having a first base body and a first end face, a second clutch element, and a third clutch element having a third base body. In a closed position, the first and the second clutch elements are connectable in a positive locking and/or force-fit manner for transmitting torque, and in an open position, this positive locking and/or force-fit connection is released, and wherein the first clutch element is connectable to the third clutch element in a positive locking and/or force-fit manner. The first clutch element is produced according to a powder-metallurgical or an additive method and has at least one centering projection arranged on the first end face and extending towards the third clutch element to cooperate with and/or be accommodated with a centering recess in an end face in the third clutch element in a positive locking and/or force-fit manner.

Abstract: A method for connecting a first component to a second component to form an assembly forms a press fit connection between the first component and the second component, for which purpose the second component is produced having an annular component section. A recess is formed, in which the first component is at least partially arranged. At least the annular component section of the second component is produced as a sintered component and has net shape or near net shape quality at least in the region of the recess.

Abstract: According to a method for pressing a green compact from a sintering powder for producing a gear having a first track and a second track, wherein a first helical toothing with a first helix angle and a first diameter is produced as the first track and a second helical toothing with a second helix angle and a second diameter is produced as the second track, the sintering powder is filled into a mold cavity of a die, and then the sintering powder is pressed to form the green compact with an upper stamp and a lower stamp, and wherein the first and the second helical toothings are produced having the same pitch height.

Abstract: A camshaft adjuster is produced that includes a stator and a rotor, which is rotatable relative to the stator, wherein the stator and the rotor are produced with first planar surfaces on a first end face and with second planar surfaces on a second end face, which is formed to be opposite the first end face when viewed in an axial direction and wherein the rotor and/or the stator is or are produced according to a powder-metallurgical method, The first planar surfaces and the second planar surfaces of the stator and the rotor are ground or finished, and the lateral surface of the stator and the lateral surface of the rotor are left uncalibrated.

Abstract: A heat transfer device includes a sleeve, which forms an interior in which a working medium and one vaporization element having structural elements, or multiple vaporization elements having structural elements, for converting at least part of the working medium from the liquid to the gaseous state are contained, wherein the vaporization element or the vaporization elements has or have a porosity, and is or are connected to the sleeve.

Abstract: The invention relates to a method for producing a sintered component comprising the steps: providing a metallic powder; filling the powder into a powder press; pressing the powder to form a green compact; removing the green compact from the powder press; sintering the green compact into a sintered component with pores; optional redensification of the sintered component; hardening of the sintered component, wherein the pores of the sintered component, prior to hardening at least in that region of the surface of the sintered component which is subjected to a hardening, are at least partially filled with a filling agent.

Abstract: A method for producing a heat pipe includes the steps: providing a pipe-shaped casing element having a length and an interior; filling a powder with particles into the casing element to form a capillary structure in the casing element; connecting the particles of the powder to one another, wherein the interior enclosed by the casing element is filled with the powder partially or in its entirety at least across a partial area of the length of the casing element, and subsequently the connection of the particles of the powder to one another and preferably also to the casing element in a layer lying against the casing element is established from the outside by inductive heat generation.

Abstract: A method for producing a sintered component, in particular an annular sintered component, with a toothing, having teeth with tooth roots, tooth tips and tooth flanks, includes the steps of pressing a powder to form a green compact, sintering the green compact, and hardening the sintered component, wherein after sintering, the tooth flanks and possibly the tooth tips are post-compacted and subsequently undergo post-processing by machining, and wherein a transition region between the tooth flanks and the tooth roots has an undercut design, and post-compaction of the tooth flanks is carried out only up to this transition region.

Abstract: A method for marking a component by applying a marking into a surface of the component includes the following steps: providing a powder; producing a green compact from the powder by filling the powder into a mold and pressing the filled-in powder; applying a multi-dimensional code into/onto the surface of the green compact as a marking; sintering the green compact; optionally hardening the sintered green compact; wherein the multi-dimensional code is generated on a pressing surface of the green compact in one single step.