Abstract: A mobile transport system includes a vehicle frame, first and second pairs of support wheels, first and second drive wheels, and a swing frame. A drive unit including a drive frame is disposed on the swing frame. The first drive wheel is rotatably supported on a first swing arm, and the second drive wheel is rotatably supported on a second swing arm. The first and second swing arms are coupled to each other by a coupling unit, such that a pivot motion of the first swing arm about a first swing axis in a first pivot direction brings about a pivot motion of the second swing arm about a second swing axis in a second pivot direction oriented opposite to the first pivot direction.

Abstract: An electric appliance includes a housing part, and first, second, and third cooling fins are premolded or provided on the housing part. The housing part has a wall, e.g., a topside, and two side walls, and of the cooling fins extends along the wall and at least one of the side walls.

Abstract: A mobile transport system includes a vehicle frame, first and second pairs of support wheels, first and second drive wheels, and a swing frame pivotable about an swing axis relative to the vehicle frame. The first support wheels are disposed on the vehicle frame, and the second support wheels are disposed on the swing frame. A drive unit including a drive frame is disposed on the swing frame. The first drive wheel is rotatably supported on a first swing arm pivotable about a first swing axis relative to the drive frame, and the second drive wheel is rotatably supported on a second swing arm pivotable about a second swing axis relative to the drive frame. The drive frame is pivotable about a steering axis relative to the swing frame.

Abstract: A mobile transport system for transporting objects, e.g., in a technical facility, includes a first drive module and a second drive module, which are offset relative to each other in a longitudinal direction, and a load-holding unit, which is supported on the drive modules. Each of the drive modules includes a module frame, a first caster, which is mounted for rotation about a first axis of rotation, a second caster, which is mounted for rotation about a second axis of rotation, a third caster, which is mounted for rotation about a third axis of rotation, a fourth caster, which is mounted for rotation about a fourth axis of rotation, and a drive unit.

Abstract: In a method for operating an electric vehicle, including a first energy storage device (e.g., a rechargeable battery storage device), a second energy storage device (e.g., a double-layer capacitor device), an energy supply unit which provides energy, for charging the first and/or second energy storage device, and a first electrical consumer connected to the second energy storage device via an intermediate circuit, the first energy storage device is connected to the energy supply unit via a bidirectional converter unit, the second energy storage device is connected to the energy supply unit, a first power flows from the first energy storage device to the second energy storage device if an intermediate circuit voltage falls below a definable voltage, and a second power flow from the second to the first energy storage device is prevented.

Abstract: In an installation including a stored energy source and an electric motor which can be fed by an inverter, and a method for operating an installation, the stored energy source forms an electrical series circuit with a first fuse and further fuse(s). A controllable contact, e.g., a switch, a contactor, etc., is connected in parallel to the further fuse, or a respective controllable contact, e.g., a switch, a contactor, etc., is connected in parallel to each of the further fuses. The series circuit feeds the DC-voltage-side connection of the inverter, and a device for detecting the voltage applied to the series circuit is connected to control electronics which generate a control signal for the contact or control signals for the controllable contacts. For example, the respective contact is opened when the voltage falls below a respective voltage threshold.

Abstract: An electric motor includes an angle sensor, and the angle sensor includes a main body, a hood part, a holding part, a first circuit board, an intermediate flange, a second circuit board, a disk part, e.g., with a dimensional scale, and a hollow shaft. The rotor shaft of the angle sensor is connected to a rotor of the electric motor for conjoint rotation, and the disk part is slid onto the hollow shaft and bears against a shaft step and/or a flat surface region of the hollow shaft. The second circuit board has conducting tracks acting and/or formed as coil winding and is held clamped between the main body and the intermediate flange, and the intermediate flange is pressed towards the main body by the screw head of another screw screwed into a threaded bore of the main body. The first circuit board is held clamped between the intermediate flange and the holding part, and the screw head of a screw screwed into a threaded bore of the intermediate flange presses the holding part towards the intermediate flange.

Abstract: In a method for selecting a data transmission method from a number of available data transmission methods in a communication system, in which the communication system includes at least a first base station, a second base station, and a terminal device, in which a wireless communication link exists between the first base station and the terminal device via a first radio channel, and in which a wireless communication link exists between the second base station and the terminal device via a second radio channel, a data packet to be transmitted is sent from the terminal device via the first radio channel to the first base station and via the second radio channel to the second base station, at least one value pair is specified that includes a decorrelation distance of a first noise of the first radio channel and a cross-correlation coefficient between the first noise of the first radio channel and a second noise of the second radio channel, a packet error rate is determined for each of the available data transmiss

Abstract: In an electric motor having electromagnetically actuatable brake, the brake has a coil received in a magnet body. A brake lining carrier is connected, rotation-fast but axially displaceable, to a rotor shaft of the electric motor, and an armature disk is connected, rotation-fast but axially displaceable, to the magnet body. The armature disk is arranged axially between the brake lining carrier and the magnet body. Springs supported on the magnet body press on the armature disk. A second electromagnet is arranged on the magnet body. A lever is pivotably mounted relative to and/or on the magnet body. The lever is connected to the armature disk, such that in a first rotational position of the lever, the armature disk is pressed towards the brake lining carrier, and in a second rotational position of the lever, the armature disk is kept pulled towards the magnet body.

Abstract: A gearing includes a housing and a shaft unit. The housing includes a lower part and an upper part placed on the lower part. The lower part has at least one, e.g., semi-cylindrical, cut-out, e.g., a bearing holder, for holding the shaft unit. The upper part has at least one second, e.g., semi-cylindrical, cut-out, e.g., a bearing holder, which together with the cut-out of the lower part forms a complete and/or cylindrical bearing holder. The shaft unit has a shaft onto which first and second bearings are mounted, the outer rings of which are braced with respect to one another. The shaft unit has first shim washer(s) for adjusting the bracing, e.g., the bearing tension. The gearing has second shim washer(s) for adjusting the axial position of the shaft unit.

Abstract: A mobile part includes at least one attachment module situated on the mobile part. The attachment module has a base plate and a wheel holding unit. A first linear axle is situated on the base plate, and a second linear axle is situated so as to be movable by the first linear axle. The wheel holding unit is situated so as to be movable via a third linear axle, which is situated so as to be movable by the second linear axle, and each one of the linear axles has a non-vanishing angle with respect to each of the other linear axles, in particular a right angle.

Abstract: A drive system includes a frequency converter, a drive unit, and a power supply. The drive unit includes an electric motor and a further component, including a sensor element, actuator element, and/or data storage element. The frequency converter supplies the further component of the drive unit with energy via at least the power supply. The frequency converter is adapted to obtain a first piece of information about the maximum available electrical energy of the power supply and to obtain a second piece of information about the electrical energy requirement of the further component of the drive unit. The frequency converter is adapted to check the plausibility of the first piece of information with respect to the second piece of information. The decision-making criterion for the plausibility check is formed by a logical comparison of the first piece of information with the second piece of information.

Abstract: An electric motor includes a fan guard and rotor shaft mounted rotatably relative to the fan guard and angle sensor. A housing of the angle sensor is connected to a torque support, which is connected to the fan guard, the torque support having members having a meandering shape.

Abstract: In a method for determining a financial amount for a logistical performance in a production system, and a production system having a vehicle for carrying out the method, an item of order information, in particular an item of driving-order information, is transmitted to a vehicle in the production system; the vehicle approaches the workstations in sequence, and an individual production-method step is performed at the respective workstation on the component transported by the vehicle in each case; the logistical performance is detected in the process, in particular the number of approached workstations, the traveled distance, and/or the number of components transported by the vehicle; and the detected logistical performance is transmitted via an Internet connection to a server, which is located at a position that is geographically at a distance from the production system.

Abstract: An energy store includes a storage module having a fan. The fan is arranged as a radial fan, and channels extend through the storage module, e.g., axially, open into a spatial region which is delimited by a cover part of the energy store connected to the storage module and the storage module. The cover part has a recess extending through the cover part, e.g., axially, which is covered by the fan, e.g., by the suction region of the fan, e.g., on the side of the cover part facing away from the storage module, and the energy store has a deflection hood, e.g., for deflecting the conveyed air flow in the axial direction, on the side of the cover part facing away from the storage module.

Abstract: In a method for operating an alarm system in a wireless network having at least one alarm gateway and at least one mobile system: a test message is generated by the alarm gateway; the test message is distributed in the network by the alarm gateway via broadcast flooding; the mobile system evaluates the incoming test messages; the mobile system generates a feedback message; the feedback message is sent through the network to the alarm gateway; and the alarm gateway receives the feedback message and evaluates it.

Abstract: An electric motor includes a first printed circuit board having layers with conductor tracks. The layers are spaced apart from one another by first layers of insulating material, for example, fiber-reinforced plastic, e.g., an epoxy material, and an insulating layer is arranged between two of the layers.

Abstract: In an electrical device and method for producing a first and second electrical device from a construction kit, the electrical device includes a heat sink having a contact surface, on which a power module is arranged. A frame part of the electrical device is arranged on the contact surface, the power module is accommodated in the frame part, and the frame part is delimited by a bulge of the heat sink protruding at the edge of the contact surface.

Abstract: A gear unit includes a shaft, rotatably mounted via a first bearing, a housing part, and a cover connected to the housing part. The shaft has a threaded region onto which a nut is screwed, and a spacing sleeve and a disk are arranged between the nut and an inner ring of the spacing sleeve. The greatest outer diameter of the disk is greater than the greatest outer diameter of the spacing sleeve; the greatest radial distance of the disk relative to the rotational axis of the shaft is greater than the greatest radial distance of the spacing sleeve relative to the rotational axis of the shaft; and/or the radial spacing region covered by the disk and relative to the rotational axis of the shaft contains the radial spacing region covered by the spacing sleeve.

Abstract: In a gear mechanism having a gear stage, the input shaft is oriented coaxially to the output shaft. The first planet carrier is connected to the input shaft for conjoint rotation, e.g., is integrally formed therewith. The first gear wheel is connected to the second gear wheel for conjoint rotation, the first planet gear is connected to the second planet gear for conjoint rotation, and the first crown-toothed gear is connected to the housing for conjoint rotation. The toothing of the first planet gear meshes with the toothing of the first crown-toothed gear, and the toothing of the second planet gear meshes with a crown toothing formed on the second planet carrier.