Abstract: A fan unit (1), in particular for an air conditioning system of a motor vehicle, comprising an electric motor (2) for driving a fan wheel (3), an electronic device (7) which generates waste heat and provides electrical current to the electric motor (2) and a fan housing (6), wherein the fan wheel (3) is disposed together with the electric motor (2) in an air guiding region (5) delimited by the fan housing (6). Provision is thereby made for the electronic device (7) to be fastened to the side of the fan housing (6) which faces away from the air guiding region (5) in a heat transferring manner so that a heat transfer connection is formed between the electronic device (7) and the air guiding region (5).

Abstract: In an electronically commutated DC motor having a stator unit (5) and a rotor unit (1) which is in the form of an external rotor, and having stationary sintered bearings (8, 9), the invention proposes that the rotor unit (1) is conductively connected to the shaft (3) in order to connect a conductive shielding, which is formed on the rotor unit (1), to a defined electrical potential, and that the sintered bearing (8, 9) is conductively connected to the potential, so that the shielding of the rotor unit (1) is capacitively coupled to the potential by means of the electrically insulating, oil-filled bearing gap which is arranged between the shaft (3) and the sintered bearing (8, 9). Therefore, a sliding contact is not required.

Abstract: The invention relates to a fan module, in particular for air conditioners in vehicles, comprising an electric motor and a fan rotor, wherein the electric motor and the fan rotor are arranged on a rotor shaft and are connected to each other by a drive connection, and wherein the electric motor is designed to drive the fan rotor via a drive connection, wherein the drive connection has a positive connection to a driver and a mating driver piece, wherein the driver on the electric motor and the mating driver piece on the fan rotor are arranged spaced apart radially with respect to the rotor shaft, wherein the driver is formed and designed in the direction of rotation of the fan rotor to actuate the mating driver piece in order to transmit a force from the electric motor to the fan rotor.

Abstract: In an electronically commutated DC motor having a stator unit (5) and a rotor unit (1) which is in the form of an external rotor, and having stationary sintered bearings (8, 9), the invention proposes that the rotor unit (1) is conductively connected to the shaft (3) in order to connect a conductive shielding, which is formed on the rotor unit (1), to a defined electrical potential, and that the sintered bearing (8, 9) is conductively connected to the potential, so that the shielding of the rotor unit (1) is capacitively coupled to the potential by means of the electrically insulating, oil-filled bearing gap which is arranged between the shaft (3) and the sintered bearing (8, 9). Therefore, a sliding contact is not required.

Abstract: The invention relates to a drive module, particularly for a fan in a motor vehicle, comprising a drive motor having a stator, at least one vibration-dampening decoupling element, and a fastening flange connected to the stator of the drive motor by the decoupling element, wherein the decoupling element is arranged in the interior of the stator and the fastening flange comprises a supporting element that is engaged in the decoupling element.

Abstract: The invention relates to an apparatus for holding an electrical machine (1) such that it is decoupled from vibration, which electrical machine (1) has a pole housing (3) and a machine flange, between which at least one vibration-decoupling element (7) is arranged, which rests on at least one contact surface (11) of the pole housing (3) and/or motor flange (4) and has a shape similar to a sphere, at least in places. The invention provides for the shape of the contact surface (11) to be matched to the shape which is similar to a sphere.

Abstract: The invention relates to a fan module (1), in particular for air conditioners in vehicles, comprising an electric motor (12) and a fan rotor (20), wherein the electric motor (12) and the fan rotor (20) are arranged on a rotor shaft (11) and are connected to each other by means of a drive connection (22, 30), and wherein the electric motor (12) is designed to drive the fan rotor (20) via a drive connection (22, 30), wherein the drive connection (22, 30) has a positive connection (22, 30) to a driver (30) and a mating driver piece (22, 24), wherein the driver (30) on the electric motor (12) and the mating driver piece (22) on the fan rotor (20) are arranged spaced apart radially with respect to the rotor shaft (11), wherein the driver (30; 40) is formed and designed in the direction of rotation of the fan rotor (20) to actuate the mating driver piece (22) in order to transmit a force from the electric motor (12) to the fan rotor (20).

Abstract: The invention relates to a blower apparatus with an electric motor, which drives a blower wheel, is arranged in a motor housing and has a commutator with at least two brushes, which form in each case an associated brush bearing face with respect to the commutator, wherein a cooling air flow for cooling the electric motor is diverted into a cooling air channel of the motor housing by a blower air flow produced by the blower wheel. The invention is based on the object of designing the motor cooling system of the blower apparatus of the generic type in such a way that it is more efficient. The object is achieved by virtue of the fact that the cooling air channel has an air distributor, which splits the cooling air flow into at least two cooling air subflows, which are in each case supplied to one of the brush bearing faces directly and in targeted fashion.

Abstract: The invention relates to a drive module, particularly for a fan in a motor vehicle, comprising a drive motor having a stator, at least one vibration-dampening decoupling element, and a fastening flange connected to the stator of the drive motor by the decoupling element, wherein the decoupling element is arranged in the interior of the stator and the fastening flange comprises a supporting element that is engaged in the decoupling element.

Abstract: The invention relates to a fan motor in a ventilator for an interior ventilation system of a motor vehicle, comprising a first part having a plurality of radially aligned coils and a second part rotatably supported relative to the first part and having a plurality of radially aligned permanent magnets, wherein a concentric ring gap is formed between coils of the first part and permanent magnets of the second part, and the coils are air-core coils.

Abstract: A fan wheel (150) of a fan (130) comprises suction blades (210) having a leading edge (220) facing an axial inlet direction of the fan wheel, and exhaust blades (230) having an exhaust edge (240) facing a radial outlet direction of the fan wheel, as well as one deflecting element (270) connected positively or non-positively to at least one exhaust blade so as to deflect air from an active area of the suction blades (210) to an active area of the exhaust blades.

Abstract: The invention relates to a fan device for a vehicle, the fan device comprising a regulating device and a motor for actuating a ventilation device of the fan device, characterized in that the fan device is designed such that the motor and the regulating device can be cooled by a common air flow of the ventilation device.

Abstract: The invention relates to an apparatus for holding an electrical machine (1) such that it is decoupled from vibration, which electrical machine (1) has a pole housing (3) and a machine flange, between which at least one vibration-decoupling element (7) is arranged, which rests on at least one contact surface (11) of the pole housing (3) and/or motor flange (4) and has a shape similar to a sphere, at least in places. The invention provides for the shape of the contact surface (11) to be matched to the shape which is similar to a sphere.

Abstract: An electric motor, e.g., a fan motor for an air conditioning fan of a motor vehicle, includes a receiving housing serving as a motor housing, which has a receiving opening into which the electric motor at least partially extends, as well as including connection elements for supplying power to the electric motor, and attachment means for the electrical connection elements. The attachment for the electrical connection elements is provided on the electric motor.

Abstract: The invention relates to a blower apparatus with an electric motor, which drives a blower wheel, is arranged in a motor housing and has a commutator with at least two brushes, which form in each case an associated brush bearing face with respect to the commutator, wherein a cooling air flow for cooling the electric motor is diverted into a cooling air channel of the motor housing by a blower air flow produced by the blower wheel. The invention is based on the object of designing the motor cooling system of the blower apparatus of the generic type in such a way that it is more efficient. The object is achieved by virtue of the fact that the cooling air channel has an air distributor, which splits the cooling air flow into at least two cooling air subflows, which are in each case supplied to one of the brush bearing faces directly and in targeted fashion.

Abstract: An electric motor, e.g., a fan motor for an air conditioning fan of a motor vehicle, includes a receiving housing serving as a motor housing, which has a receiving opening into which the electric motor at least partially extends, as well as including connection elements for supplying power to the electric motor, and attachment means for the electrical connection elements. The attachment for the electrical connection elements is provided on the electric motor.