Abstract: A fluid distribution apparatus comprising a fluid chamber, at least one fluid inlet, a plurality of fluid outlets and a distribution unit, including a plurality of valve elements for closing the fluid outlets and a camshaft supported to be rotatable about a rotary axis, having a plurality of cams for operating the valve elements. The valve elements are formed as valve flaps and the cams of the camshaft are provide to lift the valve elements off of the fluid outlets as a function of a rotary position of the camshaft.

Abstract: The invention is based on a fluid distribution apparatus, in particular a water distribution apparatus, comprising a fluid chamber, at least one fluid inlet a plurality of fluid outlets and a distribution unit, including a plurality of valve elements for closing the fluid outlets and a camshaft supported to be rotatable about a rotary axis, having a plurality of cams for operating the valve elements. It is suggested that the valve elements be formed as valve flaps and the cams of the camshaft are provided to lift the valve elements off the fluid outlets as a function of a rotary position of the camshaft.

Abstract: The invention relates to a magnetic axial bearing for taking up axial forces that act on a rotor component that is rotatably supported about a rotational axis with respect to a stator component. The bearing comprises a first bearing part consisting of at least one permanent magnet and at least two flux guide elements associated with the permanent magnet that are disposed on opposing end faces of the permanent magnet and aligned substantially radial and perpendicular to the rotational axis, and a second bearing part consisting of at least two flux guide elements that are disposed at a mutual spacing to one another and aligned substantially radial and perpendicular to the rotational axis, each flux guide element of the second bearing part being associated with a flux guide element of the first bearing part and lying directly opposite the latter in a radial direction and separated from it by an air gap.

Abstract: An electromechanical energy converter (1) is provided that can convert mechanical vibration energy into electrical energy. For this purpose, the energy converter (1) has a housing (2) in which a coil (12) and a permanent magnet (15) are disposed moveable with respect to each other, the coil (12) lying within the magnetic field of the magnet (15). To fully utilize the entire field intensity of the magnet (15), flux guides (18) are disposed at the poles of the magnet (15) that divert the magnetic flux lines (17) substantially in the direction of the coil (12).

Abstract: A directly coupled linear drive having a drive unit and a sliding element that are disposed in a frame, the sliding element, actuated by the drive unit, being capable of effecting a movement in a direction of translation with respect to the frame and having a blocking device for blocking the sliding element in the frame in the event of a shock load to the sliding element, the blocking device having a body coupled to the sliding element that absorbs the shock load and is disposed such that the shock load of the body counteracts the shock load of the sliding element.

Abstract: A permanent magnet motor having an axially magnetized pull magnet consisting of a baseplate on which a stator lamination stack having stator windings is disposed, wherein a hub is disposed opposite the baseplate, the hub being connected to a shaft that is supported with respect to a bearing bush via one or more fluid bearings wherein the hub carries at least one annular rotor magnet that lies radially opposite the stator lamination stack, wherein a pulling device acting in an axial direction and operating under the influence of magnetic tensile forces is disposed in the region between the hub and the stationary part of the motor, wherein the pulling device consists of a permanent magnetic pull magnet on the side of the rotor that interacts magnetically with surfaces on the side of the stator.

Abstract: The invention relates to a spindle motor having a fluid dynamic bearing system comprising axial and radial bearings that contains a rotor component (14) which encloses a stationary shaft (12), which in turn is connected at both its ends to axially aligned bearing parts (16; 18) that are fashioned such that they form capillary sealing gaps (32; 34), a recirculation channel (28) filled with bearing fluid that connects the remote regions of the bearing to each other, and an electromagnetic drive system (42, 44) for driving the rotor component.

Abstract: An electric machine having a hybrid bearing for the purpose of supporting a rotor with respect to a stator, the hybrid bearing consisting of a radial bearing, taking the form of a fluid dynamic bearing, and an axial bearing that is made up of magnetic elements, wherein the magnetic elements comprise at least one permanent magnet and one flux guide element that are disposed so as to be located opposite each other in a radial direction.

Abstract: The fluid dynamic bearing system according to the invention for the rotatable support of an electric motor comprises a substantially cylindrical bearing bush having a bearing bore, a shaft rotatably supported about a rotational axis accommodated in the bearing bore, a bearing gap formed between mutually adjacent surfaces of the bearing bush and the shaft that is filled with a bearing fluid and extends in an axial direction parallel to the rotational axis, at least one radial bearing that is disposed along the bearing gap and formed by bearing surfaces of the bearing bush and the shaft, and at least one axial bearing that is formed as a magnetic bearing.

Abstract: A permanent magnetic motor having a magnetic axial bearing and one or more fluid bearings, wherein a stator unit is disposed on a baseplate, the stator unit being disposed opposite a magnet ring made up of permanent magnets and being separated from the magnet ring by an air gap, and the magnet ring is fixed to the inside circumference of a circumferential hub that is supported with respect to a bearing bush by means of the fluid bearings via a shaft, and at least one fluid dynamic axial bearing is preloaded with an axial attractive force component that is at least partly generated by a ferromagnetic pull ring that is fixed to the baseplate and disposed below the magnet ring and permeated by its field lines, characterized in that, seen magnetically, the stator unit is centered with respect to the magnet ring and has no significant axial offset and that the pull ring has no or only relatively low electrical conductivity at high magnetic permeability.

Abstract: A directly coupled linear drive having a drive unit and a sliding element that are disposed in a frame, the sliding element, actuated by the drive unit, being capable of effecting a movement in a direction of translation with respect to the frame and having a blocking device for blocking the sliding element in the frame in the event of a shock load to the sliding element, the blocking device having a body coupled to the sliding element that absorbs the shock load and is disposed such that the shock load of the body counteracts the shock load of the sliding element.

Abstract: The invention relates to a magnetic axial bearing for taking up axial forces that act on a rotor component that is rotatably supported about a rotational axis with respect to a stator component. The bearing comprises a first bearing part consisting of at least one permanent magnet and at least two flux guide elements associated with the permanent magnet that are disposed on opposing end faces of the permanent magnet and aligned substantially radial and perpendicular to the rotational axis, and a second bearing part consisting of at least two flux guide elements that are disposed at a mutual spacing to one another and aligned substantially radial and perpendicular to the rotational axis, each flux guide element of the second bearing part being associated with a flux guide element of the first bearing part and lying directly opposite the latter in a radial direction and separated from it by an air gap.

Abstract: The invention relates to a spindle motor having a fluid dynamic bearing system comprising axial and radial bearings that contains a rotor component (14) which encloses a stationary shaft (12), which in turn is connected at both its ends to axially aligned bearing parts (16; 18) that are fashioned such that they form capillary sealing gaps (32; 34), a recirculation channel (28) filled with bearing fluid that connects the remote regions of the bearing to each other, and an electromagnetic drive system (42, 44) for driving the rotor component.

Abstract: A permanent magnetic motor having a magnetic axial bearing and one or more fluid bearings, wherein a stator unit is disposed on a baseplate, the stator unit being disposed opposite a magnet ring made up of permanent magnets and being separated from the magnet ring by an air gap, and the magnet ring is fixed to the inside circumference of a circumferential hub that is supported with respect to a bearing bush by means of the fluid bearings via a shaft, and at least one fluid dynamic axial bearing is preloaded with an axial attractive force component that is at least partly generated by a ferromagnetic pull ring that is fixed to the baseplate and disposed below the magnet ring and permeated by its field lines, characterized in that, seen magnetically, the stator unit is centered with respect to the magnet ring and has no significant axial offset and that the pull ring has no or only relatively low electrical conductivity at high magnetic permeability.

Abstract: A permanent magnet motor having an axially magnetized pull magnet consisting of a baseplate on which a stator lamination stack having stator windings is disposed, wherein a hub is disposed opposite the baseplate, the hub being connected to a shaft that is supported with respect to a bearing bush via one or more fluid bearings wherein the hub carries at least one annular rotor magnet that lies radially opposite the stator lamination stack, wherein a pulling device acting in an axial direction and operating under the influence of magnetic tensile forces is disposed in the region between the hub and the stationary part of the motor, wherein the pulling device consists of a permanent magnetic pull magnet on the side of the rotor that interacts magnetically with surfaces on the side of the stator

Abstract: The present invention relates to an electric machine having a claw pole stator, comprising: a first and a second claw pole plate each of which has a yoke and pole claws, the pole claws connected to the yoke via a base and the claw pole plates being disposed coaxially with respect to one another such that a pole claw rim is formed from the pole claws, the pole claws rim defining a rotor-side boundary of a space for receiving a cylindrical coil, wherein a circular line is defined, whose center coincides with the center of the rotation axis, the circular line intersecting the center point of the baseline of at least one pole claw and having a tangent at this center point, wherein an angle a is formed between this tangent and a straight line connecting the two outer points of the baseline, where ??0. In an alternative embodiment, the pole claws are twisted with respect to their baselines.

Abstract: An electric machine having a hybrid bearing for the purpose of supporting a rotor with respect to a stator, the hybrid bearing consisting of a radial bearing, taking the form of a fluid dynamic bearing, and an axial bearing that is made up of magnetic elements, wherein the magnetic elements comprise at least one permanent magnet and one flux guide element that are disposed so as to be located opposite each other in a radial direction.

Abstract: The invention relates to a spindle motor having a stationary part and a rotating part that are rotatably supported with respect to each other by means of radial and axial bearing systems, the radial bearing system being a fluid bearing and the rotating part being driven by an electromagnetic drive system. The spindle motor is characterized in that the axial bearing system is designed as a magnetic bearing and that it operates against a magnetic preload.

Abstract: The invention relates to a spindle motor having a fluid dynamic bearing system comprising axial and radial bearings that contains a rotor component (14) which encloses a stationary shaft (12), which in turn is connected at both its ends to axially aligned bearing parts (16; 18) that are fashioned such that they form capillary sealing gaps (32; 34), a recirculation channel (28) filled with bearing fluid that connects the remote regions of the bearing to each other, and an electromagnetic drive system (42, 44) for driving the rotor component.

Abstract: The invention relates to a spindle motor having a fluid dynamic bearing system comprising axial and radial bearings that contains a rotor component (14) which encloses a stationary shaft (12), which in turn is connected at both its ends to axially aligned bearing parts (16; 18) that are fashioned such that they form capillary sealing gaps (32; 34), a recirculation channel (28) filled with bearing fluid that connects the remote regions of the bearing to each other, and an electromagnetic drive system (42, 44) for driving the rotor component.