Abstract: An electric motor having a rotor with an axis of rotation and an annular stator surrounding the rotor, the stator extending along an axial direction parallel to the axis of rotation and having a first end face and a second end face pointing in opposite axial directions. The stator has exactly two stator teeth extending from an annular circumferential surface that runs between the end faces of the stator, in a radially inward direction to the rotor and facing one another in relation to the axis of rotation, a first stator slot and a second stator slot, which faces the first slot in relation to the axis of rotation, extending along the circumferential surface, between the stator teeth.

Abstract: A method for operating an electric motor, the electric motor comprising at least one first stator with at least three coils and a rotor with at least two magnets, the first stator and the rotor being adjacently arranged in an axial direction, and the coils being adjacently arranged in a peripheral direction. The electric motor is operated at least in the following two states: a) in a first state, the coils are operated by respectively different phases of a three-phase current, and the rotor is rotated about an axis of rotation; and b) in a second state, the coils are operated by an equal-phase alternating current.

Abstract: A rotor for an axial flux motor, a radial flux motor, or a transversal flux motor, has a rotational axis which extends along an axial direction. The rotor extends in an annular manner and has a plurality of permanent magnets along the circumferential direction, the magnetization of each magnet being oriented in the circumferential direction, wherein the permanent magnets are mutually spaced along the circumferential direction, and at least one soft magnetic composite as a first material is arranged between the permanent magnets.

Abstract: A tool and die set and related method of use of the tool and die set in a press for the compaction of a powder metal into a preform involves an uneven amount of positional deflection of at least two lower or upper tool members. This asymmetrical elastic response under load may help to eliminate cracking of the part after the compressive load is removed.

Abstract: A sintering press includes at least one upper punch and a lower punch, a powder reservoir for filling a female die of the sintering press with at least one powder material that can be sintered, and a female die for producing a green body using the powder material from the powder reservoir. A first punch of the upper punches and/or lower punches has a punch top which is off-center and asymmetric with respect to an axial axis of the sintering press and which can be moved in the female die. The first punch is asymmetric in shape between the punch top and the base, which shape at least reduces an axial tilting of the punch and a lateral drag of the punch top on an adjacent outer surface in the female die during insertion and extraction therefrom during a pressing step in the production of the green body.

Abstract: The present invention relates to a punching tool of a sintering press, comprising at least one lower punch and an upper punch, a first punch of the upper punch and/or lower punch having a top piece that is asymmetric with respect to an axial axis of the punch press. The first punch has a geometry which widens from the top piece towards a base and is also asymmetric with respect to the axial axis of the punch press. The invention further relates to a method for pressing at least one powdery material to a green body in a sintering press.

Abstract: A process for producing a hydrogen storage means. Separate layers comprising a hydrogen-storing material and a heat-conducting material are introduced into a press mold. The separate layers of the hydrogen-storing material and the heat-conducting material are compressed together to generate a sandwich structure. The heat-conducting material, on use of the sandwich structure as hydrogen storage means, assumes the task of conducting heat.

Abstract: A pipe section of a common rail line is provided for the high-pressure injection of a fluid. The pipe section has at least a first pipe and an adapter in which the first pipe has a wall and extends at least along an axial direction. The wall has an inner circumferential surface and an outer circumferential surface and encloses a first line. The adapter has a connector piece and a second pipe. The connector piece extends annularly around the first pipe and is situated on the outer circumferential surface. A second line that is formed by the second pipe is fluidically connected to the first line via a first opening in the first pipe and a second opening in the connector piece. At least the adapter is manufactured by a metal powder injection molding process. Two methods for manufacturing a pipe section are also provided.

Abstract: A plane plate for a pressing tool of a press in which the plane plate activate a punch of the press by way of at least one lifting cylinder that can be displaced along an axial direction.

Abstract: A plane plate for a pressing tool of a press in which the plane plate for activating a punch of the press by way of at least one lifting cylinder is displaceable along an axial direction. The plane plate has a link to the at least one lifting cylinder, a centrally disposed receptacle 9 for contacting the punch or a punch holder of the press and at least one at least partially cylindrical guiding face, which for contacting a first guide column is parallel with the axial direction. The plane plate has, in at least a first cross section which runs through the link and the receptacle parallel with the axial direction and along a radial direction that runs so as to be perpendicular to the axial direction, at least a first region between the link and the receptacle, having a wall thickness, wherein the wall thickness in the first region and so as to be spaced apart from the receptacle as well as from the link has at least a minimum.

Abstract: A plane plate for a pressing tool of a press in which the plane plate for activating a punch of the press is by way of at least one lifting cylinder is displaceable along an axial direction. The plane plate has a link to the at least one lifting cylinder, a centrally disposed receptacle for contacting the punch or a punch holder of the press and at least one at least partially cylindrical guiding face which for contacting a guide column is parallel with the axial direction. The plane plate in at least a first cross section which between the receptacle and the guiding face runs parallel with the axial direction and along a radial direction that runs so as to be perpendicular to the axial direction has at least a first region with a wall thickness and a first centerline, wherein the first centerline runs at least partially at a first angle of at least 10 angular degrees and of at most 80 angular degrees in relation to the radial direction.

Abstract: The invention relates to a die for arrangement in a press, wherein the die extends along an axial direction between two end faces and forms an inner peripheral surface between the end faces, wherein the die extends from the inner peripheral surface along a radial direction toward an outer peripheral surface and toward at least one centering surface that is disposed in the radial direction on a first diameter, wherein the die has a pressing zone that is spaced apart from the end faces and, in the vicinity of the pressing zone, the die has a greater maximum first stiffness, at least relative to zones of the die that are arranged on the end faces, compared to a pressing force acting on the inner peripheral surface in a direction of a normal vector, and wherein the maximum first stiffness is at least 10% greater than a minimum second stiffness that is present in at least one zone that is arranged on one of the end faces.

Abstract: The present invention concerns a hydrogen store comprising a hydrogenable material, and a method for producing a hydrogen store.

Abstract: A method for producing a green compact uses a pressing tool including a die, a first punch to be displaced in an axial direction, a second punch to be displaced in a radial direction through a channel in the die and a receptacle having a filling opening. The method includes locating the second punch before or during filling of a powdery material into the receptacle so as to be outwardly offset in the radial direction relative to an inner peripheral surface, filling the powdery material into the receptacle, and moving at least the first punch and the second punch and compressing the material in the receptacle, with the second punch being moved in the radial direction toward the receptacle only so far that it is disposed flush with a region of the inner peripheral surface. A pressing tool, a green compact and a sintered part are also provided.

Abstract: A claw pole stator for a transversal flux motor includes a multiplicity of segments positioned next to one another along a circumferential direction for the annular claw pole stator. Each segment extends from an inner circumferential surface along a radial direction to an outer circumferential surface and is delimited in the circumferential direction by a first side surface and a second side surface and in an axial direction by a first end surface and a second end surface. Each segment is connected by the side surfaces to at least one other segment to form the annular claw pole stator. Segments positioned adjacent each other contact each other by a first contact surface on the first side surface or by a second contact surface on the second side surface and due to the contact surfaces form a form-locking connection in the circumferential direction.

Abstract: The invention relates to a press for producing dimensionally stable preforms from material that is substantially in the form of a powder, in particular iron powder and or ceramic powder, with a tool comprising an upper die and a lower die, wherein the upper die and the lower die respectively comprise at least one die, wherein a first die and a second die are arranged together, one sliding in the other, as the upper die or lower die and respectively have a first end and a second end, lying opposite the first end, wherein at least one of the two dies spreads out along one portion to such an extent that the second end thereof has a width that at least approaches an outer diameter of a die holder associated with the second end. This allows presses of a compact form to be made available for producing dimensionally stable preforms of high quality and great complexity.

Abstract: A method for manufacturing a diaphragm support member with a diaphragm support made of a sintered metal having a diaphragm layer, comprising at least the following steps: a. providing a laminar or tubular diaphragm support made of a porous sintered metal with a surface that is provided for the purpose of being coated with the diaphragm layer; b. providing a metallic connecting element for connecting the diaphragm support to a gas-carrying line; c. connecting the diaphragm support and connecting element with a weld seam to the diaphragm support member and forming a first connection zone between the weld seam and diaphragm support and a second connection zone between the weld seam and the connecting element; d. arranging a metal layer on the surface and the weld seam so that the metal layer covers at least the first connection zone; d. cohesively joining the metal layer at least with the surface and the weld seam; and e.

Abstract: A plane plate for a pressing tool of a press; wherein the plane plate for activating a punch of the press by way of at least one lifting cylinder is displaceable along an axial direction; wherein the plane plate has a link to the at least one lifting cylinder, at least one cylindrical guiding face which for contacting a guide column is parallel with the axial direction, and a centrally disposed receptacle for contacting the punch or a punch holder of the press; wherein the plane plate in at least a first cross section which between the receptacle and the guiding face runs parallel with the axial direction and along a radial direction that runs so as to be perpendicular to the axial direction has at least a first region in which a wall thickness of the plane plate is continuously variable.

Abstract: The present invention concerns a hydrogen store comprising a composite material including a hydrogenable material, a method for producing the hydrogen store and a device for producing the hydrogen store.

Abstract: The invention relates to a powder press, comprising a tool structure, which has a conical substructure having lower rams nested in each other, wherein each lower ram has a longitudinal extent, in particular a cylindrical longitudinal extent, which is guided in a die, wherein, in the case of at least two longitudinal extents of the lower rams, each longitudinal extent is adjoined by a conical enlargement, wherein the conical enlargements can be guided in each other, wherein the region of the conical enlargement has an inner wall and an outer wall, which expand conically and which are preferably longer than the longitudinal extent. The invention further relates to a method for operating a powder press and to a computer program product having computer program code means that can be executed on a computer system in order to perform the method.