An inlet nozzle assembly for the suction-side arrangement on an impeller rotatable about a rotational axis, having a front end section and an adjoining casing section. The casing section has a wall surrounding the rotational axis which forms a receiving space for receiving the impeller, so that a radial gap is formed in the radial direction between the circumferential wall and a radially outer end section of the impeller, and the end section has a front wall with an inlet nozzle which extends into the receiving space. In the end section between the front wall and a front side of the impeller an axial gap is formed, wherein radial ribs extend from the circumferential wall into the receiving space to reduce the radial gap, and/or that axial ribs extend from the end wall to the receiving space to reduce the axial gap.
The invention relates to a flow guide device (21) and to a fan (15) having a flow guide device (21). The flow guide device (21) has an annular wall (23) fully enclosing a central axis (A) in a circumferential direction (U) and defining an inflow duct (27) on the inside thereof facing the central axis (A). The downstream end of the annular wall (23) has a rear edge (31), which does not extend within a single plane oriented at right angles to the central axis (A) but instead forms a plurality of recesses (33) and/or a plurality of projections (32) relative to a virtual reference plane (E) oriented at right angles to the central axis (A). The rear edge (31) may have an undulating and/or serrated profile.
F04D 29/16 - Joints d'étanchéité entre le côté du refoulement et celui de l'aspiration
F04D 29/52 - Carters d'enveloppeTubulures pour le fluide énergétique pour pompes axiales
F04D 29/66 - Lutte contre la cavitation, les tourbillons, le bruit, les vibrations ou phénomènes analoguesÉquilibrage
F04D 29/68 - Lutte contre la cavitation, les tourbillons, le bruit, les vibrations ou phénomènes analoguesÉquilibrage en agissant sur les couches limites
Radial fan has tapered tongue geometry, impeller with impeller blades extending in radial direction about axis of rotation, and volute casing accommodating impeller rotatable about axis of rotation. Impeller blades each have a radially outward end edge, and end edges directly adjacent in circumferential direction that span an imaginary surface therebetween. Volute casing has outlet port for radially ejecting a fluid flow by impeller that is delimited in circumferential direction about axis of rotation by a tongue. At transition to a spiraled casing part of volute casing, the tongue has radially inward inner edge with two sections transitioning into one another via an extremum at a transition point. At least one section is inclined relative to axis of rotation and/or relative to radially outward end edges of impeller blades and intersects with at least one radially outward end edge and adjacent lateral surface up to its center in radial direction.
The invention relates to a ventilator (1) having a rotor unit which is rotatable about an axis of rotation (X) and which has a rotor shaft (12) extending along the axis of rotation (X), wherein the ventilator (1) has, on a first side (A) of the rotor unit along the axis of rotation (X), a first support structure, and, on a second side (B) of the rotor unit lying opposite along the axis of rotation (X), a second support structure, wherein the rotor shaft (12), on the first side (A), is mounted with a first bearing (21) on the first support structure and, on the second side (B), is mounted with a second bearing (22) on the second support structure.
The invention relates to a splash guard (1) for a fan (10), designed to be mounted on a rotor can bottom (12) of a rotor can (11) of the fan (10), having a ring element (2) that rotates about a rotational axis and its axial outer face (21) can be sealingly arranged on an axial inner wall face (13) of the rotor can bottom (12). The invention also relates to a fan (10) having the splash guard (1).
F04D 19/00 - Pompes à flux axial spécialement adaptées aux fluides compressibles
F04D 29/32 - Rotors spécialement adaptés aux fluides compressibles pour pompes à flux axial
F04D 29/70 - Grilles d'aspirationFiltresSéparateurs de poussièreNettoyage
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
H02K 5/10 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction avec des dispositions empêchant l'introduction de corps étrangers, p. ex. de l'eau ou des doigts
F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
The invention relates to an external rotor device with a rotor housing designed to receive at least one rotor and with at least one sensor magnet provided on the rotor housing. The sensor magnet is arranged/can be arranged in sensory correlation with and in a predefinable relative position relative to the rotor. According to the invention, the external rotor device is characterised in that the external rotor device has at least one ring which is integrally formed on the rotor housing, the ring having at least one pocket which is arranged to receive the sensor magnet, the sensor magnet being arranged/arrangeable in the pocket in such a way and the ring being arranged/arrangeable in a predefinable relative position relative to the rotor on/in the rotor housing in such a way that the relative position of the sensor magnet relative to the rotor in at least one spatial direction is predefined by the materially integral formation, in particular at least with regard to the radial direction and also with regard to the circumferential direction and/or the axial direction.
The invention relates to a forced ventilation unit (1) for ventilating a closed air chamber*** (2) between a wall (3, 3') and a piece of furniture (4) arranged in a room (5). The forced ventilation unit (1) can be arranged in or on the piece of furniture (4) and has at least one fan (11) and a heating unit (13), said heating unit (13) having an openable receiving area (14) for receiving electronic units which generate exhaust heat in the form of power loss, and the at least one fan (11) is designed to convey an input airflow (E), which is conducted through the heating unit (13) and is heated in the heating unit (13), out of the room and into the air chamber (2) in order to generate and/or regulate a microclimate in the air chamber (2).
The disclosure relates to a high-speed radial fan and to a rotor assembly (10) for a high-speed radial fan, comprising a bearing tube (20) which is axially open in the interior and in which a shaft (40) carrying a fan wheel (30) is mounted with a rotor (50), wherein the rotor (50) of the rotor assembly (10) is mounted in a cylindrical separating can (3).
The invention relates to a centrifugal separator (101), wherein a drive chamber (110) is formed in a drive housing (104), wherein a separating chamber (111) is formed in a centrifuge housing (103), a partition (112) being formed between the drive chamber (110) and the separating chamber (111), the partition (112) comprising an opening (113), a shaft (106) extending through the opening (113) of the partition (112) into the separating chamber (111) and into the drive chamber (110), a separating rotor being connected to the shaft (106) for conjoint rotation and being arranged in the separating chamber (111) and a drive (109) being arranged in the drive chamber (110) which drives the shaft (106). The drive (109) is designed as an electric motor (114) which drives the shaft (106) directly such that the shaft (106) forms a motor shaft (115) of the electric motor (114).
B01D 45/14 - Séparation de particules dispersées dans des gaz ou des vapeurs par gravité, inertie ou force centrifuge en utilisant la force centrifuge produite par des pales, disques, tambours ou brosses rotatives
F01M 13/04 - Ventilation ou aération du carter par des moyens épurant l'air avant qu'il ne sorte du carter, p. ex. des séparateurs d'huile
13.
Centrifugal blower having an integrated cooling function
A radial fan (1) is provided with a motor (2) and a fan housing, an outer part (4) and an inner part (5) that form a spiral-like pressure chamber (D). A pressure connector (33) which forms an outlet (44) of the radial fan (1) is arranged on the outer part. The fan housing is equipped with a fan wheel (3) which is arranged on a shaft (7) connected to the motor (2), wherein an annular flow divider (8) which surrounds the fan wheel (3) is arranged adjacently to the fan wheel (3) in a radial direction. The flow divider together with the fan housing forming a diffuser (9), which transitions directly into the pressure chamber (D), about the fan wheel (3).
The invention relates to an air delivery device (1) having one or more rotatable air delivery elements (2) which are driven by a motor and are connected to a shaft (3) mounted via at least one roller bearing (4), wherein a rotation of the air delivery element (2) exerts an axial force on the shaft (3) and transmits it to the at least one roller bearing (4), and having an electronic force measurement sensor (5) which is operatively connected to the at least one roller bearing (4) or to the shaft (3) and is designed to measure the axial force acting on the at least one roller bearing (4) or the shaft (3) through the force measurement sensor (5) and to transmit it as an electronic measurement signal (7) to a control unit (6), wherein the control unit (6) is designed to electronically evaluate the measurement signal (7), and wherein a rotational speed of the air delivery element (2) can be controlled on the basis of the electronic measurement signal (7) from the force measurement sensor (5) by controlling the motor.
The invention relates to a forced ventilation system in an air chamber (3), which is peripherally closed by panels (21, 21'), between a wall (1) and a piece of furniture (2), comprising at least one fan (11), a controller (13), and at least one air guide channel (14). The controller (13) is connected to the at least one fan (11) for control purposes and is designed to control and regulate same, wherein the at least one fan (11) and the at least one air guide channel (14) are arranged in the air chamber (3), and a respective air guide channel (14) fluidically connects a respective ventilation opening (22) provided in a first panel (21) to each fan (11). A second panel (21'), in which a suction opening (23) is provided, forms a labyrinth channel (25), and an opening of the labyrinth channel (25) forms the suction opening (23), said opening being fluidically spaced from the air chamber (3). The at least one fan (11) divides the air chamber (3) into a first section (31) delimited by the air guide channel (14) and a second section (31) delimited by the wall (1) and the piece of furniture (2) and is designed to generate an airflow into the second section (31) of the air chamber (3) through the suction opening (23) and the labyrinth channel (25) and out of the second section (31) through the air guide channel (14) such that air from the fan (11) can be suctioned through the suction opening (23) and can be blown out through the ventilation opening (22).
The invention relates to a forced ventilation system for an air chamber (3), which is peripherally closed by at least one panel (21), between a wall (1) and a piece of furniture (2) arranged in a room, comprising at least one fan (11), a heating element (12), a controller (13), at least one air guide channel (14), and at least one ventilation opening (22) which fluidically connects the air chamber (3) to the room. The controller (13) is connected to the at least one fan (11) and the heating element (12) for control purposes and is designed to control and regulate same, wherein the at least one fan (11), the heating element (12), and the at least one air guide channel (14) are arranged in the air chamber (3), and a respective air guide channel (14) fluidically connects a respective ventilation opening (22) to each fan (11). The at least one fan (11) divides the air chamber (3) into a first section (31) delimited by the air guide channel (14) and a second section (32) delimited by the wall (1) and the piece of furniture (2) and is designed to generate an airflow into or out of the second section (32) through the air guide channel (14) such that air from the fan (11) can be suctioned or blown out through the air guide channel (14) and through the ventilation opening (22).
The invention relates to an orbital pump for pumping a fluid, wherein the pump comprises at least one pump control system, a motor that can be controlled by the pump control system, a rotor shaft (10) for fluid transport, and a rotor sensor for detecting an absolute angle of rotation of the rotor shaft (40), the rotor sensor is connected to the pump control system and designed to transmit the angle of rotation of the rotor shaft (40) to the pump control system, and the pump control system is designed to rotationally control the rotor shaft (40) by means of the motor until the rotor shaft (40) is in a pre-determined angle of rotation position.
F04C 14/06 - Commande, surveillance ou dispositions de sécurité pour "machines" ou pompes ou installations de pompage spécialement adaptées pour arrêter, pour démarrer, pour le ralenti ou pour un fonctionnement à charge nulle
F04C 5/00 - "Machines" ou pompes à piston rotatif avec parois des chambres de travail déformables par résilience au moins partiellement
F04C 14/08 - Commande, surveillance ou dispositions de sécurité pour "machines" ou pompes ou installations de pompage caractérisées par une variation de la vitesse de rotation
A fan comprising a fan wheel with impeller hub and impeller blades, and electric motor with a stator and rotor that can rotate about rotation axis (RA) and has a rotor bell comprising an axially front-side rotor bell base. Impeller hub is fastened to the rotor bell wherein, in the rotor bell base, at least one aperture ensures a cooling air flow from the rotor bell. Fan comprises a cover plate arranged on the rotor bell base with a central opening, wherein cover plate covers at least one aperture of the rotor bell base axially spaced at least in sections, so that between the rotor bell base and an inner surface of the cover plate a radially inward extending flow channel toward the central opening of the cover plate is formed. The cover plate radially outward comprises an inclined or curved course in the direction of the rotor bell base.
A motor assembly has an outer stator (40), a rotor assembly (30), a separating can (50), and a first bearing (36) and a second bearing (37). The rotor assembly (30) has an inner rotor (32) and a shaft (31) and defines an axial direction (77) and a radial direction (78) of the motor assembly (20). The motor assembly (20) has a magnetic air gap (53) between the outer stator (40) and the inner rotor (32). The separating can (50) has a split tube component (51) and a separating can base part (52). The split tube component (51) has a split tube section (54). The split tube section (54) extends through the magnetic air gap (53). The outer stator (40) is arranged around the split tube section (54). The split tube section (51) and the separating can base part (52) overlap in a first predefined axial region (55). A seal (60) is provided between the split tube section (51) and the separating can base part (52) in the first predefined axial region (55).
H02K 5/12 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction spécialement adaptées à un fonctionnement dans un liquide ou dans un gaz
F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
H02K 5/173 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p. ex. des roulements à billes
H02K 7/08 - Association structurelle avec des paliers
Motors, electric, other than for land vehicles; electric
motor-driven fans and fans for motors and engines, and
blowing machines, all included in this class; parts for the
aforesaid goods, in particular fan wheels, fan blades, fan
bags, fan casings, injection nozzles, outlet nozzles and
diffuser housings for machine engines and motors; electric
fans for motors and engines; blowing machine wheels, blowing
machine housings; fittings for blowing machines, namely
screens, protective grilles, filter frames, inflow nozzles,
outflow nozzles, diffuser housings, wall rings, the
aforesaid goods of plastic and/or of renewable raw
materials. Ventilation and air movement equipment; parts for the
aforesaid goods, in particular ventilating fan wheels,
ventilating fan blades, fan wheels, fan blades, inflow
nozzles, outflow nozzles and diffuser housings for
ventilating fans; fittings for electric motor-driven fans
and ventilating fans, namely screens, protective grilles,
filter frames, inflow nozzles, outflow nozzles, diffuser
housings, wall rings, the aforesaid goods of plastic and/or
of renewable raw materials.
The invention relates to a winding tooth (1) of a stator of an electric machine, and to a stator with winding teeth of this type with a tooth tip (2) which is arranged on a tooth neck (3) and has a tooth tip end face (20), wherein the tooth tip (2) has two projections (21a, 21b) for reducing motor ripple, which projections (21a, 21b) extend laterally away from the tooth neck (3), wherein in each case one insulation layer (10a, 10b) is provided along the tooth neck (3) and the respective lateral region of the respective projection (21a, 21b), and, in the region of the tooth tip (2), the respective insulation layer (10a, 10b) forms in each case one projection (11a, 11b) extending laterally away from the tooth tip (2).
The invention relates to an external rotor device (10) comprising a rotor housing (15), which is designed to receive at least one rotor, and comprising at least one sensor magnet (30) which is provided on the rotor housing, wherein the sensor magnet is arranged/can be arranged in sensing correlation with and in a predefinable relative position relative to the rotor. According to the invention, the external rotor device (10) is characterized in that the external rotor device (10) has at least one ring (20) which is molded onto the rotor housing (15) in an integrally bonded manner, the ring having at least one pocket (21) which is designed to receive the sensor magnet, the sensor magnet (30) being arranged or being able to be arranged in the pocket in such a way and the ring being arranged or being able to be arranged on/in the rotor housing (15) in a predefinable relative position relative to the rotor in such a way that the relative position of the sensor magnet relative to the rotor is predefined in at least one spatial direction by the integrally bonded molding, in particular at least with respect to the radial direction and with respect to the circumferential direction and/or the axial direction.
H02K 11/215 - Dispositifs utilisant un effet magnétique, p. ex. des éléments à effet Hall ou magnéto-résistifs
H02K 29/08 - Moteurs ou génératrices à dispositifs de commutation non mécaniques, p. ex. tubes à décharge ou dispositifs à semi-conducteurs avec des dispositifs détecteurs de la position utilisant des dispositifs à effet magnétique, p. ex. dispositifs à effet Hall ou magnéto-résistances
25.
Orbital pump device comprising crowning for delivering liquid medium as well as method and use
In many pump types, in particular in orbital pumps, there is an optimization need with regard to the running characteristics, in particular with regard to parameters which relate to the delivery flow. What is provided is an orbital pump device for delivering liquid medium by a rotational movement including a hydraulic housing surrounding a hydraulic chamber in a fluid-tight manner at least one membrane unit which is arranged inside the hydraulic chamber in flat contact with an inner jacket surface of the hydraulic housing; and an inlet and an outlet provided in the hydraulic housing. At least one crowning is provided at the inner jacket surface and/or at the membrane unit such that a radial gap between the membrane unit and the inner jacket surface is defined by the crowning in a circumferential section of less than 360°, and in particular less than 180°.
F04B 43/14 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles à action péristaltique ayant des organes flexibles du genre plat
F04B 43/12 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles à action péristaltique
26.
Stator device with interconnection end disk for an electric motor and use of the stator device
A stator device with a plurality of windings, on a winding carrier, that electromotive interaction with a rotor. The windings are parallel to one another and to the center axis. The windings can be individually electrically contacted with winding terminals of a winding wire. The windings are assigned to at least two disk-shaped and/or ring-shaped electrically conductive interconnection rings so that they are electrically insulated from one another. The winding terminals are connected using the interconnection ring assigned to this terminal polarity (U; V; W) for external permanent common contact by welding hooks formed on the radial inner side on the interconnection ring. A ring-shaped deflection disk, with deflection pins, is provided in the axial direction on the interconnection end disk.
A blocking device (1) for a fan that blocks a direction of rotation of a rotor (70), via which a wheel of the fan can be driven. The blocking device has a bearing tube (10), a rotor shaft (60) and a freewheel sleeve (50). The freewheel sleeve (50) is accommodated in the bearing tube (10) and is connected to the rotor shaft (60), which extends through the freewheel sleeve (50), for conjoint rotation. The freewheel sleeve (50) blocks rotation of the rotor shaft (60) at least in relation to the bearing tube (10) in the direction of rotation of the rotor.
F16D 41/02 - Roues libres ou embrayages à roue libre désenclenchés par le contact avec un organe fixe d'une partie de la roue libre ou de l'embrayage à roue libre ou bien d'une pièce portée par celle-ci
(1) Electric motors for fans; electric motor-driven fans for engines and motors, fans for engines and motors, blowing machines, namely blowing machines for the compression, exhaustion and transport of gases, blowing machines for compression, sucking and carrying of grain, parts for the aforesaid goods, namely fan wheels for engine and motor fans, housings, inflow nozzles, outflow nozzles, diffusion fan housings and diffusion pump housings; fittings for blowing machines, namely blowing machines for the compression, exhaustion and transport of gases, blowing machines for compression, sucking and carrying of grain, namely screens, protective grilles, filter frames, inlet nozzles, outlet nozzles, diffusion pump housings, wall rings for the aforesaid goods
(2) Heating, ventilation and air conditioning (HVAC) systems for use in wind power plants, refrigerators and automobile manufacturing; electric motor-driven fans and ventilating fans; parts for the aforesaid goods, namely ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, inflow nozzles, outflow nozzles, fan housings for the aforesaid goods; fittings for electric motor-operated fans and ventilating fans, namely screens, protective grilles, filter frames, protective grilles, inlet nozzles, outlet nozzles, diffuser housings, wall rings, being parts of ventilating fans designed to attach ventilating fans to walls
Motors, electric, other than for land vehicles; electric motor-driven fans and electric fans for motors and engines, and for blowing machines; parts for the aforesaid goods, in particular fan wheels, fan blades, fan bags, fan casings, injection nozzles, outlet nozzles and diffuser housings for machine engines and motors; electric fans for motors and engines; machine parts, namely, blowing machine wheels, and blowing machine housings; fittings for blowing machines, namely, screens, protective grilles, filter frames, inflow nozzles, outflow nozzles, diffuser housings, and wall rings, all of the aforesaid goods of plastic and of renewable raw materials Ventilation and air movement equipment, namely, air impellers for ventilation; structural and replacement parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, inflow nozzles, outflow nozzles and diffuser housings for ventilating fans; structural and replacement fittings for electric motor-driven ventilating fans and ventilating fans for commercial and industrial use, namely, screens, protective grilles, filter frames, inflow nozzles, outflow nozzles, diffuser housings, and wall rings, all the aforesaid goods of plastic and of renewable raw materials
Motors, electric, other than for land vehicles; Electric motor-driven fans, ventilating fans and blowing machines, all included in class 7; parts for the aforesaid goods, in particular fan wheels, fan blades, fan bags, fan casings, injection nozzles, outlet nozzles, diffuser housings. Ventilation and air movement equipment; electric fans for motors and engines; Parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; Fittings for electric motor-driven fans, ventilating fans and blowing machines, namely screens, protective grilles, filter frames, inflow nozzles, outflow nozzles, diffuser housings, wall rings, the aforesaid goods of plastic and/or of renewable raw materials.
31.
FASTENING DEVICE FOR TWO HOUSING PARTS, IN PARTICULAR FAN HOUSING PARTS
The invention relates to a fastening device for two housing parts, in particular fan housing parts, wherein a first housing part (2) has at least one projecting latching hook (4) formed thereon, and a second housing part (3) has at least one receptacle (6) formed thereon that has a bearing shoulder (12) for the fastened locking of the latching hook (4), wherein the receptacle (6) has two guide ribs (9) extending towards one another in a V shape and thereby defines a wedge-shaped receiving space (5), wherein the latching hook (4) has a wedge shape corresponding to the receiving space (5) and can be inserted into the receptacle (6) along the guide ribs (9).
The invention relates to a position detection device for determining the position of the diaphragm or the drive piston of an electric-motor-driven diaphragm pump, in particular detecting the upper and lower reversal point (Po, Pu) in the movement curve of the diaphragm of a diaphragm pump operated in an electric-motor-driven manner via eccentric means, wherein a diaphragm actuated by a drive connecting rod closes a conveying chamber with valve means provided on an inlet and outlet side such that the volume can be changed between a minimum and maximum volume, whereby a rotational movement of an electric motor having a rotor is converted into an actuation movement of the drive connecting rod via the effect of the eccentric means, wherein the position detection device has detecting means for detecting the load curve of the diaphragm pump during the movement of the diaphragm, as well as an evaluation device in order to determine at least the position of the upper and lower reversal point of the diaphragm from the load curve.
F04B 35/04 - Pompes à piston spécialement adaptées aux fluides compressibles et caractérisées par les moyens d'entraînement de leurs organes de travail ou par leur combinaison avec les machines motrices ou moteurs qui les entraînent ou bien par leurs adaptations à cet effet, non prévues ailleurs les moyens étant électriques
F04B 43/02 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles ayant des organes flexibles du genre plat, p. ex. des diaphragmes
F04B 43/04 - Pompes ayant un entraînement électrique
F04B 43/067 - Pompes ayant un entraînement par fluide le fluide étant déplacé directement par un piston
The invention relates to a position detection device for determining the position of the diaphragm or the drive piston of an electric-motor-driven diaphragm pump, in particular detecting the upper and lower reversal point (Po, Pu) in the movement curve of the diaphragm of a diaphragm pump operated in an electric-motor-driven manner via eccentric means, wherein a diaphragm actuated by a drive connecting rod closes a conveying chamber with valve means provided on an inlet and outlet side such that the volume can be changed between a minimum and maximum volume, whereby a reciprocating movement of an electric motor having a rotor attached to a shaft is converted into an actuation movement of the drive connecting rod via the effect of the eccentric means, wherein the position detection device has detecting means for detecting the average value position of the rotor shaft, as well as an evaluation device in order to determine at least the position of the upper reversal point of the diaphragm from the average value position.
F04B 43/00 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles
F04B 43/04 - Pompes ayant un entraînement électrique
F04B 9/04 - "Machines" ou pompes à piston caractérisées par les moyens entraînants ou entraînés liés à leurs organes de travail les moyens étant mécaniques constitués par des cames, des excentriques ou des mécanismes à téton et rainure guide
F04B 7/00 - "Machines" ou pompes à piston caractérisées par un entraînement desmodromique des organes du mécanisme de distribution
H02P 6/00 - Dispositions pour commander les moteurs synchrones ou les autres moteurs dynamo-électriques utilisant des commutateurs électroniques en fonction de la position du rotorCommutateurs électroniques à cet effet
H02P 6/16 - Dispositions de circuits pour détecter la position
34.
FAN ASSEMBLY HAVING A VARIABLY ADJUSTABLE PLUG-CONNECTOR OUTLET
The invention relates to a fan assembly (1) comprising a fan housing (10), which has a housing lid (11) rotatably mounted on the fan housing (10), and a stator assembly (20), comprising windings (21), of an electric motor mounted on the housing lid (11), the windings (21) of which can be electrically connected by means of a plug connector (12), wherein a plug connector (12) is provided for this purpose on the housing lid (11), the position of which plug connector can be changed and/or adjusted with respect to the fan housing (10) by rotating the housing lid (11) about a rotational angle α.
The present invention relates to a fan housing (1) of an axial fan for receiving a motor (2) and a motor electronics system (3), wherein the fan housing (1) has a substantially cylindrical housing wall (10) which extends in the axial direction (A) with a first end side (S1) and a second end side (S2), in the axial centre of which fan housing (1) a motor flange (11) for receiving a motor (2) is configured, wherein the motor flange (11) configures a hollow-cylindrical bearing tube (12) which is open on one side for mounting the rotor shaft (14) of a rotor (13), wherein the bearing tube (12) is closed at one bearing tube end (12u) thereof in the region of the motor flange (11) and the motor flange (11) configures a receiving chamber (15) for receiving the motor electronics system (3), which receiving chamber (15) is arranged completely in the interior of the cylindrical housing wall (10) between the bearing tube end (12u) and the first end side (S1).
An axial ventilator (1) has a housing (2) and a fan wheel (3) arranged in the housing (2) to generate an axial air flow through the housing (2). The fan wheel (3) has multiple fan wheel blades (4) that extend radially outward from a hub (5) up to a respective blade tip (8). The blades extend spaced apart from an inner wall of the housing (2) via a head gap (12). The fan wheel blades (4) have boreholes (7) along the respective blade tip (8).
The invention relates to an electric motor comprising a motor casing (2) which has a shaft portion for accommodating a motor shaft (4), and a motor portion for accommodating motor electronics (5) and motor windings (6), the shaft portion and the motor portion being separated from each other in a sealed manner by a can (7) that is arranged in the motor casing (2). The can (7) is equipped with a metal ball bearing pot (8) in which a ball bearing (9) for mounting the motor shaft (4) is secured, and indirectly via the can (7), the ball bearing pot (8) adjoins, with an intermediate gap, a casing cover (3) that forms part of the motor casing (2), such that the casing cover (3) acts as a heat sink and heat generated by the ball bearing (9) during operation is dissipated onto the casing cover and into the outer surroundings via the ball bearing pot (8) and the can (7).
H02K 5/173 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p. ex. des roulements à billes
H02K 5/128 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction spécialement adaptées à un fonctionnement dans un liquide ou dans un gaz utilisant des manchons d'entrefer ou des disques à film d'air
H02K 9/22 - Dispositions de refroidissement ou de ventilation par un matériau solide conducteur de la chaleur s'encastrant dans, ou mis en contact avec, le stator ou le rotor, p. ex. des ponts de chaleur
H02K 5/15 - Montage des flasques-paliers ou des plaques d'extrémité
H02K 5/18 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction avec des nervures ou des ailettes pour améliorer la transmission de la chaleur
The invention relates to a rotor (1) and an electric motor comprising the rotor. The rotor is equipped with a permanent magnet (6) extending around an axis of rotation of the rotor, to which magnet a plastic overmoulding (3) is applied, which determines a shaft passage (10) along the axis of rotation for receiving and securing a motor shaft (14) of the electric motor, wherein a press-fit bushing (2) is arranged immediately adjacent to the shaft passage (10) formed by the plastic overmoulding (3). in which bushing the motor shaft can be pressed and secured on the rotor by a press-fit connection.
The invention relates to an electric motor comprising a motor casing (2) that includes a shaft portion for accommodating a motor shaft (4), and a motor portion in which motor electronics (5) and motor windings (6) are arranged, the shaft portion and the motor portion being separated from each other in a sealed manner by a can (7) that is arranged in the motor casing (2). An inner rotor and, axially adjacent thereto, a metal ball bearing pot (8) are arranged in the shaft portion of the can (7), and a ball bearing (9) for mounting the motor shaft (4) is secured in the ball bearing pot (8).
H02K 1/27 - Noyaux rotoriques à aimants permanents
H02K 1/30 - Moyens de montage ou de fixation des parties magnétiques tournantes sur ou aux structures constituant le rotor utilisant des pièces intermédiaires, p. ex. des croisillons
H02K 5/128 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction spécialement adaptées à un fonctionnement dans un liquide ou dans un gaz utilisant des manchons d'entrefer ou des disques à film d'air
H02K 5/173 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p. ex. des roulements à billes
H02K 9/22 - Dispositions de refroidissement ou de ventilation par un matériau solide conducteur de la chaleur s'encastrant dans, ou mis en contact avec, le stator ou le rotor, p. ex. des ponts de chaleur
40.
Set of parts and method for producing a radial fan
A set of parts for a radial fan has a fan wheel (2), a main housing part (1), and a complementary housing part (3). They can be assembled to form a first housing that encloses the fan wheel (2). The housing has an inlet opening (27) and an outlet (23). At least one second complementary fan wheels (2′, 2″) (3′, 3″), the shape of which differs from the first fan wheel part (2), can be connected to the motor instead of the fan wheel (2).
A printed circuit board module (10) has a printed circuit board (20) with a first side (21), a second side (22) and a contact hole (30). A sleeve-type via (32) is provided in the contact hole 30. An annular ring (35, 36) is associated with the via (32), on at least one side (33, 34). The annular ring (35, 36) is arranged on the first side (21) or on the second side (22) of the printed circuit board (20). The annular ring (35, 36) is electrically connected to the via (32). The annular ring (35, 36) has an annular ring edge (40), at least in sections. The printed circuit board module (10) has a solder resist layer (50). It extends, at least in sections, from outside the annular ring edge (40) over the annular ring edge (40) to an outer region (42) of the annular ring (35, 36). An inner region (44) not covered with the solder resist layer (50), remains on the annular ring (35, 36).
H05K 1/11 - Éléments imprimés pour réaliser des connexions électriques avec ou entre des circuits imprimés
F04B 17/03 - Pompes caractérisées par leur combinaison avec des machines motrices ou moteurs particuliers qui les entraînent ou par leur adaptation à ceux-ci entraînées par des moteurs électriques
F04B 15/02 - Pompes adaptées pour travailler avec des fluides particuliers, p. ex. grâce à l'emploi de matériaux spécifiés pour la pompe elle-même ou certaines de ses parties les fluides étant visqueux ou non homogènes
H05K 1/18 - Circuits imprimés associés structurellement à des composants électriques non imprimés
The invention relates to a housing (1) for the electronics (2) of an electric drive, comprising: two housing halves (4, 5) which are adapted to one another and which, while bearing against one another, enclose a housing interior (3); a plurality of screw connections (6) for bracing together the two housing halves (4, 5); and a peripheral frame seal (7) for sealing the housing interior (3) with respect to the surroundings (8), wherein, in the first housing half (4), a sealing groove (9) along the contour of the housing interior (3) to be sealed is designed to receive the frame seal (7), and, in the second housing half (4), there is formed a sealing surface (10) which is adapted to the contour of the sealing groove (9) and which faces towards the frame seal (7). According to the invention, the housing is distinguished by the fact that, when the two housing halves (4, 5) are braced with one another, the frame seal (7) is elastically deformed in a sealing space, which is formed between the sealing groove (9) and the sealing surface (10), in such a way that sealing of the interior with respect to the surroundings (8) is ensured, and by the fact that the frame seal (7) is produced from a fluororubber.
H05K 5/00 - Enveloppes, coffrets ou tiroirs pour appareils électriques
F16J 15/10 - Joints d'étanchéité entre surfaces immobiles entre elles avec garniture solide comprimée entre les surfaces à joindre par garniture non métallique
The invention relates to a radial ventilator (1) with a base part (2), a housing part (4) which is positioned on the base part (2) and comprises an outlet, a motor electronic system (98), and an internal-rotor electric motor which drives a ventilator wheel (3) via a shaft (7). The motor electronic system (98) and a stator (32) of the electric motor are encapsulated in the base part (2) by an overmold (17) and together form an integral single-part component, and the radial ventilator (1) has a pressure chamber (D) which enlarges in a spiral manner about the ventilator wheel (3) and is formed and defined by the housing part (4) and the overmold (17).
The invention relates to a radial ventilator (1) with a motor (2) and a ventilator housing, an outer part (4) and an inner part (5) of which form a spiral pressure chamber (D). A pressure connector (33) which forms an outlet (44) of the radial ventilator (1) is arranged on the outer part, and the ventilator housing is equipped with a ventilator wheel (3) which is arranged on a shaft (7) connected to the motor (2). An annular flow divider (8) which surrounds the ventilator wheel (3) is arranged adjacently to the ventilator wheel (3) in a radial direction, said flow divider together with the ventilator housing forming a diffuser (9), which transitions directly into the pressure chamber (D), about the ventilator wheel (3).
The invention relates to a high-speed radial fan and to a rotor assembly (10) for a high-speed radial fan, comprising a bearing tube (20) which is axially open in the interior and in which a shaft (40) carrying a fan wheel (30) is mounted with a rotor (50), wherein the rotor (50) of the rotor assembly (10) is mounted in a cylindrical separating can (3).
The invention relates to a centrifugal fan (1), comprising: a fan housing (2) having a spiral pressure chamber (D); a rotor assembly (10), which has an internally axially open bearing tube (20), in which a shaft (40) carrying a fan wheel (30) is mounted, which shaft has a rotor (50) of a canned motor, wherein an air-guiding channel (L) between a first pressure-chamber region (2a) and a second pressure-chamber region (2b) of the spiral pressure chamber (D) is formed between the bearing tube (20) and the wall (W) of the canned motor so that an air flow flows through the air-guiding channel (L) from the one to the other pressure-chamber region (2a, 2b) and removes heat from the bearing tube (20) into the pressure chamber (D).
The invention relates to a bearing arrangement designed as a fixed/floating bearing for a rotor of a fan, having a bearing tube, a compression spring, a shaft arranged coaxially with respect to the bearing tube and two identically formed ball bearings arranged between the bearing tube and the shaft, each ball bearing having an inner ring and an outer ring, wherein multiple different fit zones are formed axially along the bearing tube, wherein, in a first axial fit zone, one of the ball bearings as a fixed bearing is attached by its inner ring on the shaft and its outer ring is fixed with a press fit on a continuous, shoulder-free portion of the bearing tube and, in a second axial fit zone, another of the ball bearings as a floating bearing is attached by its inner ring to the shaft and its outer ring is axially displaceably arranged with a clearance fit on a continuous, shoulder-free portion of the bearing tube, wherein the compression spring is arranged in a third axial fit zone and, exerting a preload against the outer rings of the ball bearings, is positioned axially between the ball bearings and is designed to eliminate bearing play of the floating bearing.
The invention relates to a rotor assembly (10) having an integrated heat conducting channel for a high-speed radial ventilator, comprising a bearing tube (20) which is axially open on the inside and in which a shaft (40) that supports a ventilator wheel (30) is mounted on bearings (24, 25), which shaft comprises a rotor (50) of a canned motor, wherein the bearing tube (20) has an outwardly protruding radial projection (21), a heat dissipation portion (23) of which at least partially extends beyond the outer circumference (31) of the ventilator wheel (30), and which provides an integrated heat conducting channel that extends from the bearing (24) to the heat dissipation portion (23).
The invention relates to a rotor assembly (10) for a high-speed radial fan, comprising an inner, axially open bearing tube (20) in which a shaft (40), carrying a fan wheel (30), is mounted, with a rotor (50) of a canned motor, wherein the bearing tube (20) comprises an outwardly protruding radial projection (21) that extends at least partially beyond the outer circumference (31) of the fan wheel (30).
A housing (17) of a fan (1) has an inflow-side end surface (2), an outflow-side end surface (16), and a wall ring (15). The wall ring 15 extends in a direction of an axis (12) from one of the end surfaces (2) to the other (16) and adjoins a fan passage. A fan wheel (10) is arranged in the fan passage. A grid (3) is arranged on the inflow-side end surface (2). The grid has a hub (8) positioned centrally in the fan passage. Primary struts (4) extend in the radial direction between the hub (8) and the edge of the fan passage. Secondary struts (6) intersect the primary struts (4).
The invention relates to a method for determining state values of a wheel (R) of a wheel drive module comprising: the wheel (R); a speed modulation gearbox (G); a first electric motor (M1); a second electric motor (M2); at least one first sensor (S1) for sensing state values of the first electric motor (M1); and at least one second sensor (S2) for sensing state values of the second electric motor (M2), wherein additional sources of state values of the electric motors (M1, M2) and/or the wheel (R) are provided and the sensed state values are compared with each other in order to compensate for and to recognise errors in the sensing of the state values so that actual state values of the wheel (R) are determined from the individual sensed state values.
A pump device (10) for pumping a fluid, having a hydraulic enclosure (12) that comprises an annular section, a pump ring (14) that is deformable and which defines an annular pump chamber at least in certain regions, a pump ring carrier (16) that is solidly connected to the pump ring (14), a first connector and a second connector, which first connector and which second connector are in fluid communication with the pump chamber, wherein the pump device (10) is set up in such a way that at least one measure influences a parking position of an eccentric (18) such that said parking position is preferred in the region of a clamping member (114), the measure being selected from: a) at least one recess in the hydraulic housing, which recess locally widens the chamber for the pump ring (14) in the axial direction, b) a geometry of the pump ring carrier (16), in which the pump ring carrier (16) has an enlarged diameter on its inner side facing the eccentric (18) in the angular region of the clamping member (114), and c) a geometric configuration of the pump ring (14), which, in the non-installed state of the pump ring (14), provides in one region at least a reduced strength of the pump ring (14), said region being in the clamping member region in the installed state of the pump ring (14), resulting in a reduced axial pressing action of the pump ring (14) in the clamping member region.
F04B 43/12 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles à action péristaltique
F01C 5/02 - "Machines" ou machines motrices à piston rotatif, avec parois des chambres de travail déformables par résilience au moins partiellement la paroi déformable par résilience faisant partie de l'organe interne, p. ex. du piston rotatif
F04C 5/00 - "Machines" ou pompes à piston rotatif avec parois des chambres de travail déformables par résilience au moins partiellement
The invention relates to a wheel drive module comprising a wheel (R), a speed modulation gearbox (G), a first electric motor (M1) and a second electric motor (M2), wherein the first and the second electric motors (M1, M2) are designed to jointly drive the wheel (R) about a wheel axis (A) by means of the speed modulation gearbox (G) and to steer said wheel about a steering axis (L) which is orthogonal to the wheel axis (A). The wheel drive module also comprises first motor electronics (10) for controlling the first electric motor (M1) and second motor electronics (20) for controlling the second electric motor (M2) and central electronics (30) connected to the first and second motor electronics (10, 20), thus allowing a signal transfer, and the wheel drive module comprises a control logic for controlling the first and second electric motors (M1, M2), which logic is provided by the first and second motor electronics (10, 20), the central electronics (30), application electronics (40) connected to the central electronics (30), thus allowing a signal transfer, or jointly by the central electronics (30) and the first and second motor electronics (10, 20).
The invention relates to a method for controlling a first electric motor (M1) and a second electric motor (M2) of a wheel drive module, said wheel drive module comprising a wheel (R) and a speed modulation gearbox (G), and said wheel (R) being drivable about a wheel axis (A) jointly by the first and the second electric motors (M1, M2) by means of the speed modulation gearbox (G) and being steerable about a steering axis (L) which is orthogonal to the wheel axis (A), wherein electric control signals for controlling the first and second electric motors (M1, M2) are determined from wheel reference values, which characterise the driving and/or the steering of the wheel (R).
B62D 7/02 - Timonerie de directionFusées ou leur montage pour bogies à pivot
B62D 5/04 - Direction assistée ou à relais de puissance électrique, p. ex. au moyen d'un servomoteur relié au boîtier de direction ou faisant partie de celui-ci
B60K 7/00 - Disposition du moteur dans ou jouxtant une roue motrice
55.
ELECTRIC MOTOR WITH HEAT DISSIPATION FOR THE MOTOR SHAFT BEARING
The invention relates to an electric motor comprising a motor housing (2) which has a shaft section for receiving a motor shaft (4) and a motor section for receiving motor electronics (5) and motor windings (6), wherein the shaft section and the motor section are separated from each other in a sealed manner by a slotted pot (7) arranged in the motor housing (2). The slotted pot (7) is equipped with a metal ball bearing pot (8) in which a ball bearing (9) is fixed, and the ball bearing pot (8) lies indirectly against a motor housing section, which is connected to the outer surroundings, via the slotted pot (7) such that the motor housing functions as a cooling body, and the heat generated by the ball bearing (9) during operation is dissipated onto the motor housing and the outer surroundings via the ball bearing part (8) and the slotted pot (7).
H02K 5/128 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction spécialement adaptées à un fonctionnement dans un liquide ou dans un gaz utilisant des manchons d'entrefer ou des disques à film d'air
H02K 5/173 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p. ex. des roulements à billes
H02K 9/22 - Dispositions de refroidissement ou de ventilation par un matériau solide conducteur de la chaleur s'encastrant dans, ou mis en contact avec, le stator ou le rotor, p. ex. des ponts de chaleur
56.
Device for isolated fan control and fan system and control method
The present disclosure relates to a fan motor control device comprising a control signal input for applying a rotational speed control voltage as the control signal input signal and a control signal output for picking off a control signal output signal for connecting to a fan motor, where modulation means are connected downstream from the control signal input, said modulation means being designed to convert the control signal input signal into a digital and/or pulsed modulation input signal, and isolated transmission means are connected downstream therefrom, which transfer the digital and/or pulsed modulation input signal into a digital and/or pulsed modulation output signal isolated from the control signal input, which is converted into the control signal output signal that can be picked off on the control signal output by means of demodulation means connected downstream from the transmission means.
H02P 1/04 - Moyens de commande de la progression d'une séquence de démarrage en fonction du temps ou en fonction du courant, de la vitesse ou d'un autre paramètre du moteur
H02P 7/291 - Dispositions pour réguler ou commander la vitesse ou le couple de moteurs électriques à courant continu pour réguler ou commander individuellement un moteur dynamo-électrique à courant continu en faisant varier le champ ou le courant d'induit par commande maîtresse avec puissance auxiliaire utilisant des tubes à décharge ou des dispositifs à semi-conducteurs utilisant des dispositifs à semi-conducteurs commandant l'alimentation de l'induit seulement utilisant la modulation d'impulsions par commande marche-arrêt entre deux points de consigne, p. ex. commande par hystérésis
F04D 27/00 - Commande, p. ex. régulation, des pompes, des installations ou des systèmes de pompage spécialement adaptés aux fluides compressibles
G05B 19/05 - Automates à logique programmables, p. ex. simulant les interconnexions logiques de signaux d'après des diagrammes en échelle ou des organigrammes
F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
The invention relates to an orbital pump for pumping a fluid, wherein the pump comprises at least one pump control system, a motor that can be controlled by the pump control system, a rotor shaft (10) for fluid transport, and a rotor sensor for detecting an absolute angle of rotation of the rotor shaft (40), the rotor sensor is connected to the pump control system and designed to transmit the angle of rotation of the rotor shaft (40) to the pump control system, and the pump control system is designed to rotationally control the rotor shaft (40) by means of the motor until the rotor shaft (40) is in a pre-determined angle of rotation position.
A motor assembly has an outer stator (40), a rotor assembly (30), a separating can (50) and a bearing assembly (36, 37) with a first bearing (36) and a second bearing (37). The rotor assembly (30) comprises an internal rotor (32) and a shaft (31) and defines an axial direction (77) and a radial direction (78) of the motor assembly (20). The motor assembly (20) has a magnetic air gap (53) between the outer stator (40) and the inner rotor (32), and the separating can (50) has a split tube component (51) and a separating can base part (52), which split tube component (51) has a split tube section (54), which split tube section (54) extends through the magnetic air gap (53), and which outer stator (40) is arranged around the split tube section (54). The split tube section (51) and the separating can base part (52) overlap in a first predefined axial region (55), wherein a seal (60) is provided between the split tube section (51) and the separating can base part (52) in the first predefined axial region (55).
H02K 5/128 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction spécialement adaptées à un fonctionnement dans un liquide ou dans un gaz utilisant des manchons d'entrefer ou des disques à film d'air
H02K 5/10 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction avec des dispositions empêchant l'introduction de corps étrangers, p. ex. de l'eau ou des doigts
H02K 5/173 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des roulements à rouleaux, p. ex. des roulements à billes
The invention relates to an electric motor having a stator (72) and a rotor (74), said rotor (74) being rotatably mounted by means of a rotary bearing (32), said rotary bearing (32) being received in a receiving element (34) which comprises a moulded part (36) and a housing (38). The annular-shaped moulded part (36) is arranged between a first space (78), in which the rotor (74) is provided, and a second space (80) in which a fan wheel (76) is provided and it defines an axial direction and a radial direction. The housing (38) surrounds the moulded part (36) at least in regions, wherein channels (42) are provided in the receiving element (34), and wherein the channels (42) are designed to provide a fluidic connection between the first chamber (78) and the second chamber (80).
H02K 5/16 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques
H02K 5/20 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction avec des canaux ou des conduits pour la circulation d'un agent de refroidissement
H02K 9/06 - Dispositions de refroidissement ou de ventilation par l'air ambiant s'écoulant à travers la machine comportant des moyens pour établir la circulation d'un agent de refroidissement avec des ventilateurs ou des dispositifs d'entraînement mûs par l'arbre de la machine
The invention relates to a holder for a rotary bearing which is designed to support a rotor in a rotatable manner, comprising a moulded part (120) and at least one damping member (122), said moulded part (120) being annular and defining an axial direction and a radial direction, at least one damping member (122) being arranged on the outside of the moulded part (120) and is made of an elastic material and is used to act upon a movement of the holder (100) in the radial direction.
The invention relates to a wheel drive module (1) for driving and steering a wheel (30), comprising the wheel (30), a first drive motor (11), a second drive motor (21), and a transmission. The wheel (30) can be driven simultaneously by the first drive motor (11) and the second drive motor (21) via the transmission. A first motor shaft (12) for driving the transmission extends from the first drive motor (11) in a first motor shaft direction (12'), and a second motor shaft (22) for driving the transmission extends from the second drive motor (21) in a second motor shaft direction (22'). The first motor shaft direction (12') and the second motor shaft direction (22') are opposite each other, and the first drive motor (11) and the second drive motor (21) extend parallel to the first and second motor shaft direction (12', 22') over a common overlap section (Ü).
The invention relates to a wheel drive module (1) comprising a wheel (30), a gear and a supporting device for supporting the wheel (30) on a housing part, wherein the gear comprises a first and a second drive gear ring (15, 25) which are arranged such that they rotate about a common axis of rotation (R), the wheel (30) is fixed to an output shaft (31) and is steerable and drivable by a respective rotation of the first drive gear ring (15) and the second drive gear ring (25), the supporting device comprises an inner ring (33) and the wheel (30) is held on the inner ring (33) by means of the output shaft (31), the inner ring (33) being supported against the housing part, wherein the gear is uncoupled from a load (K) acting on the wheel (30) by means of the supporting device.
The invention relates to a wheel drive module (1) comprising a wheel (30) and a gear, wherein the gear comprises a first and a second drive gear ring (15, 25) which are arranged such that they rotate about a common axis of rotation (R), the wheel (30) can be steered and driven by a respective rotation of the first drive gear ring (15) and the second drive gear ring (25), and a wheel-receiving space (20) extending along the axis of rotation (R) is defined between the first drive gear ring (15) and the second drive gear ring (25), said wheel-receiving space receiving the wheel (30) at least in part.
The invention relates to a pump device for pumping a liquid, comprising a hydraulic housing (2), a pump ring support (5) which is arranged in the hydraulic housing (2), an elastic pump ring (3) which is arranged between the pump ring support (5) and the hydraulic housing (2) in the radial direction (RR), and a separating chamber pin (4). The pump ring (3) can be pressed in the radial direction (RR) against an inner wall surface of the hydraulic housing (2) by means of the separating chamber pin (4) in order to produce an at least local seal on the hydraulic housing (2), and the hydraulic housing (2) has a radial offset section (6), along which an offset element that is formed on the separating chamber pin (4) or a separate offset element that interacts with the separating chamber pin can be introduced in the axial direction (AR) and thus offsets the separating chamber pin (4) and the pump ring (3) in the radial direction.
F01C 5/02 - "Machines" ou machines motrices à piston rotatif, avec parois des chambres de travail déformables par résilience au moins partiellement la paroi déformable par résilience faisant partie de l'organe interne, p. ex. du piston rotatif
F04C 5/00 - "Machines" ou pompes à piston rotatif avec parois des chambres de travail déformables par résilience au moins partiellement
The invention relates to a blocking device (1) of a fan for blocking a direction of rotation of a rotor (70), via which a wheel of the fan can be driven, comprising a bearing tube (10), a rotor shaft (60) and a freewheel sleeve (50), wherein the freewheel sleeve (50) is accommodated in the bearing tube (10) and is connected to the rotor shaft (60), which extends through the freewheel sleeve (50), for conjoint rotation therewith, and wherein the freewheel sleeve (50) blocks rotation of the rotor shaft (60) at least in relation to the bearing tube (10) in the direction of rotation of the rotor.
F16D 41/02 - Roues libres ou embrayages à roue libre désenclenchés par le contact avec un organe fixe d'une partie de la roue libre ou de l'embrayage à roue libre ou bien d'une pièce portée par celle-ci
F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
A radial fan that includes a fan wheel, which can be rotated about an axis and which comprises a base plate and airfoils protruding from the base plate, wherein the airfoils each comprise an upstream edge in a first spacing (r1) from the axis and a downstream edge in a second spacing (r2) from the axis, and an end wall, which together with the base plate, delimits a flow channel in which the airfoils engage. The cross-sectional area (A) of the flow channel between the upstream edge and the downstream edge passes through a maximum in a third spacing (r3) from the axis. The difference between a fourth spacing (r4) and a fifth spacing (r5), at which the cross-sectional area (A) in each case assumes nearest adjacent minima to the maximum, is at least half of the difference (r2−r1) between the first and the second spacing.
The invention relates to a reel motor (1) for a driven conveyor roller having a stator (11) which is surrounded by a stator housing (10), and a rotor (12) which is driven by a rotor shaft (13), also having a tubular external housing (30) which runs around the state housing (10) at a distance in the circumferential direction, wherein a cooling duct (20), which has a flow connection to an interior, holding the stator (11), of the stator housing (10) is formed between the external housing (30) and the stator housing (10), and an impeller wheel (14) which is secured to the rotor shaft (13) and is designed to generate a cooling air flow (K), wherein the interior of the stator housing (10) and a cooling duct (20) determine a closed cooling circuit through which the cooling air flow is guided.
H02K 7/10 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques
H02K 9/10 - Dispositions de refroidissement ou de ventilation par un agent de refroidissement gazeux circulant en circuit fermé, dont une partie est à l'extérieur de l'enveloppe de la machine
B65G 23/08 - Tambours, rouleaux ou roues avec mécanismes d'entraînement formant un tout complet, p. ex. moteurs et transmissions associés
Motors, electric, other than for land vehicles; electric
motor-driven fans, fans and blowing machines, all included
in this class; parts for the aforesaid goods, in particular
ventilating fan wheels, ventilating fan blades, fan wheels,
fan blades, fan blades, blower housings, inflow nozzles,
outflow nozzles, diffuser housings. Ventilation and air movement equipment; electric
motor-driven fans, ventilating fans and hot air blowers;
parts for the aforesaid goods, in particular ventilating fan
wheels, ventilating fan blades, fan wheels, fan blades,
blowing machine wheels, blowing machine housings, inflow
nozzles, outflow nozzles, diffuser housings; fittings for
electric motor-driven fans, ventilating fans and hot air
blowers, namely screens, protective grilles, filter frames,
inflow nozzles, outflow nozzles, diffuser housings, wall
rings, the aforesaid goods of plastic and/or of renewable
raw materials.
69.
FLUX RETURN RING AND ELECTRICAL EXTERNAL ROTOR MOTOR
The invention relates to a flux return ring for an electrical external rotor motor, with receptacles distributed on the radially inner side in the circumferential direction of the flux return ring and intended to fasten in position a permanent magnet each, wherein each of the receptacles has at least one bending limb formed integrally on the flux return ring, which bending limb is at least elastically bendable in the circumferential direction and designed to exert a clamping force on the corresponding permanent magnet in order to fasten the permanent magnet that can be arranged in the corresponding receptacle.
The invention relates to a method for producing a balanced rotational body having a rotor housing and having a rotor for an electric motor by means of an injection mold, which comprises a first and at least one second mold part (1, 2), which jointly define a cavity (30'). In the method and by means of the associated injection mold, at least one local balancing recess (31') in the rotational body is defined, by means of which balancing recess the rotational body is balanced already in the primary shaping process of the rotor housing.
H02K 15/03 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques comportant des aimants permanents
A stator arrangement (20) has a stator core (22), a wire guiding arrangement (40) and a winding arrangement (24) with a winding wire (26), and is designed as an external stator arrangement. The winding arrangement (24) is designed as a delta circuit (25) and has a number SC of stator coils (28), for which number SC: SC = N * 3 where N = 1, 2, 3, 4, 5,.... The stator core (22) has a magnetic return path (30), stator poles (32) and slots (34) which are formed between the stator poles (32). The wire guiding arrangement (40) has an associated first contact-making arrangement (41) with a first contact element (51), an associated second contact-making arrangement (42) with a second contact element (52), and an associated third contact-making arrangement (43) with a third contact element (53), and the winding wire (26) runs without interruption from the first contact-making arrangement (41), via at least one of the stator coils (28A, 28B), to the second contact-making arrangement (42), from the second contact-making arrangement (42), via at least one of the stator coils (28C, 28D), to the third contact-making arrangement (43), and from the third contact-making arrangement (43), via at least one of the stator coils (28E, 28F), to the first contact-making arrangement (41), wherein the contact elements (51, 52, 53) are electrically connected to the winding wire (26) in order to serve as winding connections.
The invention relates to a stator apparatus (2) for an electric motor having a plurality of windings (1' to 12') which are provided on a winding carrier (4), are designed for electromotively interacting with a rotor which is mounted such that it can rotate about a centre axis relative to the winding carrier (4), extend parallel in relation to one another and in relation to the centre axis and are arranged along a profile which is in the form of an arc of a circle and are designed such that they can be individually electrically contacted by winding connections of a winding wire, wherein at least two discs and/or annular, electrically conductively designed wiring rings (8u, 8v, 8w) are associated with the windings (1' to 12') such that they are arranged, in a manner electrically insulated from one another, along an axial direction of the centre axis on the winding carrier (4) such that the winding connections with the same electrical connection polarity (U; V; W) of the windings (1' to 12') are connected to the wiring ring (8u, 8v, 8w), which is associated with this connection polarity (U; V; W), for external common contact-connection in a non-releasable manner by means of welding hooks (20) which are integrally formed with the radially inner side of the wiring ring (8u, 8v, 8w), wherein the wiring rings (8u, 8v, 8w) are integrated into a hollow-cylindrical wiring end disc (6), and in that an annular deflection disc (10) with deflection pins (12), which are arranged distributed around the periphery of the inner side of the deflection disc (10), for deflecting the winding wire is provided on the wiring end disc (6) in the axial direction.
The invention is based on a method for the production of a drive unit device, in particular of a fan device, which has at least one first modular unit (12) and at least one second modular unit (16) which concentrically receives at least part of the first modular unit (12), wherein the first and second modular units (12, 16) are intended to cooperate mechanically in a change in torque, wherein in at least one method step (100, 110) the first modular unit (12) is secured in the second modular unit (16). In order to increase safety and reduce method costs, it is proposed that the first modular unit (12) be secured in the second modular unit (16) by at least one concentric pressing process step.
The invention relates to an electric motor, designed as an internal rotor electric motor or as an external rotor electric motor, having a stator (10, 40) designed to support an energisable winding, a rotor (70) mounted so as to be rotatable relative to the stator in a peripheral direction about an axis of rotation, and a stationary support unit (20, 30, 50, 60) for fastening and holding the stator. According to the invention, stirrup-like elevation portions (14, 44) with radial indentations (16, 46) arranged therebetween are formed on a stator peripheral surface and a slit-like stator axial aperture (18, 48) extends in the peripheral direction at least in some sections along the elevation portions, wherein the elevation portions cooperate to form a frictionally engaged connection with a peripheral face of the support unit. In a further embodiment the frictionally engaged connection can be configured as a fully clamping connection or as a twist-and-clamp connection.
Motors, electric, other than for land vehicles; electric motor-driven fans for machine engines, ventilating fans for motors and engines and blowing machines for the compression, exhaustion and transport of gases; parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blower housings, inflow nozzles, outflow nozzles, diffuser housings for motors and engines Ventilation and air movement equipment, namely, apparatus for ventilating and air-conditioning; electric motor-driven fans, ventilating fans for commercial and industrial use, and hot air blowers; parts for the aforesaid goods, in particular, ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; fittings for electric motor-driven fans, ventilating fans for commercial and industrial use and hot air blowers, namely, screens, protective grilles, filter frames, inflow nozzles, outflow nozzles, diffuser housings, wall rings, all of the aforesaid goods of plastic and/or of renewable raw materials
Motors, electric, other than for land vehicles; Electric motor-driven fans, ventilating fans and blowing machines, all for machines, engines or motors, included in class 7; Parts for the aforesaid goods, In particular ventilating fan wheels, ventilating fan blades, Fan wheels, Fan blades, Fan blades, Blower housings, Inflow nozzles, outflow nozzles, diffuser housings. Ventilation and air movement equipment; Electric motor-driven fans, ventilating fans and blowing machines; Parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; Accessories for electric motor-driven fans, ventilating fans and blowing machines, namely screens, protective grilles, filter frames, inflow nozzles, outflow nozzles, diffuser housings, wall rings, being parts of ventilating fans designed to fix fans to walls.
Motors, electric, other than for land vehicles; Electric motor-driven fans, ventilating fans and blowing machines, all included in class 7; Parts for the aforesaid goods, In particular ventilating fan wheels, ventilating fan blades, Fan wheels, Fan blades, Fan blades, Blower housings, Inflow nozzles, outflow nozzles, diffuser housings. Ventilation and air movement equipment; Electric motor-driven fans, ventilating fans and blowing machines; Parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; Accessories for electromotively operated ventilators, fans and blowing machines, in particular screens, protective grilles, filter frames, inlet nozzles, outlet nozzles, diffuser housings, wall rings.
Motors, electric, other than for land vehicles; Electric motor-driven fans, ventilating fans and blowing machines, all included in class 7; Parts for the aforesaid goods, In particular ventilating fan wheels, ventilating fan blades, Fan wheels, Fan blades, Fan blades, Blower housings, Inflow nozzles, outflow nozzles, diffuser housings. Ventilation and air movement equipment; Electric motor-driven fans, ventilating fans and blowing machines; Parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; Accessories for electromotively operated ventilators, fans and blowing machines, in particular screens, protective grilles, filter frames, inlet nozzles, outlet nozzles, diffuser housings, wall rings.
Motors, electric, other than for land vehicles; Electric motor-driven fans, ventilating fans and blowing machines, all included in class 7; Parts for the aforesaid goods, In particular ventilating fan wheels, ventilating fan blades, Fan wheels, Fan blades, Fan blades, Blower housings, Inflow nozzles, outflow nozzles, diffuser housings. Ventilation and air movement equipment; Electric motor-driven fans, ventilating fans and blowing machines; Parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; Accessories for electromotively operated ventilators, fans and blowing machines, in particular screens, protective grilles, filter frames, inlet nozzles, outlet nozzles, diffuser housings, wall rings.
Motors, electric, other than for land vehicles; Electric motor-driven fans, ventilating fans and blowing machines, all included in class 7; Parts for the aforesaid goods, In particular ventilating fan wheels, ventilating fan blades, Fan wheels, Fan blades, Fan blades, Blower housings, Inflow nozzles, outflow nozzles, diffuser housings. Ventilation and air movement equipment; Electric motor-driven fans, ventilating fans and blowing machines; Parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; Accessories for electromotively operated ventilators, fans and blowing machines, in particular screens, protective grilles, filter frames, inlet nozzles, outlet nozzles, diffuser housings, wall rings.
Motors, electric, other than for land vehicles; Electric motor-driven fans, ventilating fans and blowing machines, all included in class 7; The aforesaid goods not for loading installations for the automatic loading of feed apparatus, packaging machines and bottling machines; Sealing machines and conveyor belt installations; Parts for the aforesaid goods, In particular ventilating fan wheels, ventilating fan blades, Fan wheels, Fan blades, Fan blades, Blower housings, Inflow nozzles, outflow nozzles, diffuser housings. Ventilation and air movement equipment; Electric motor-driven fans, ventilating fans and blowing machines; Parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; Accessories for electromotively operated ventilators, fans and blowing machines, in particular screens, protective grilles, filter frames, inlet nozzles, outlet nozzles, diffuser housings, wall rings.
Apparatus for lighting, namely, lighting installations; Apparatus for heating, namely, space heating apparatus; Apparatus for steam generating, namely, steam heating apparatus for industrial purposes; Apparatus for cooking, namely, cooktops; Apparatus for refrigerating, namely, refrigerating machines; Apparatus for drying, namely, drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Apparatus for ventilating, namely, ventilators for cooling; Apparatus for water supply, namely, water filtering units for domestic, commercial and industrial use; Apparatus for sanitary purposes, namely, sanitizing apparatus using ultraviolet light for sanitizing surfaces of objects, not for medical purposes
The invention relates to a printed circuit board module (10) comprising a printed circuit board (20) that has a first side (21), a second side (22) and a contact hole (30) in which a sleeve-type via (32) is provided, an annular ring (35; 36) being associated with said via (32), on at least one side (33; 34), said annular ring (35; 36) being arranged on the first side (21) or on the second side (22) of the printed circuit board (20) and being electrically connected to the via (32), said annular ring (35; 36) comprising an annular ring edge (40), at least in sections, said printed circuit board module (10) comprising a solder resist layer (50) that extends, at least in sections, from outside the annular ring edge (40) over the annular ring edge (40) to an outer region (42) of the annular ring (35; 36), an inner region (44) remainining on the annular ring (35; 36), which is not covered with the solder resist layer (50).
A set of parts for a radial fan comprises a fan wheel (2), a main housing part (1) and a first complementary housing part (3), which can be assembled to form a first housing that encloses the fan wheel (2) and has an inlet opening (27) and an outlet (23), characterized in that at least one second complementary housing part (3', 3"), the shape of which differs from the first complementary housing part (3), can be connected to the main housing part (1) instead of the first complementary housing part (3) to form a second housing.
The housing (17) of a fan (1) comprises an inflow-side end surface (2), an outflow-side end surface (16), and a wall ring (15) which extends in the direction of an axis (12) from one of the end surfaces (2) to the other (16) and bounds a fan passage. A fan wheel (10) is arranged in the fan passage. A grid (3) is arranged on the inflow-side end surface (2), said grid having a hub (8) positioned centrally in the fan passage, primary struts (4) extending in the radial direction between the hub (8) and the edge of the fan passage and secondary struts (6) which intersect the primary struts (4).
A set of parts for a radial fan comprises a fan wheel (2), a basic housing part (1) and a first complementary housing part (3), which can be brought together to form a first housing that encloses the fan wheel and has an inlet opening (27) and an outlet (23), characterised in that at least one second complementary housing part (3', 3"), the shape of which differs from the first complementary housing part (3), can be connected to the basic housing part (1) instead of the first complementary housing part (3) to form a second housing.
A pump device (10) for pumping a fluid, having a hydraulic housing (12) which comprises an annular section, a pump ring (14) which is deformable and defines an annular pump chamber at least in sections, a pump ring carrier (16) which is connected fixedly to the pump ring (14), a first connector and a second connector, which first connector and which second connector are connected fluidically to the pump chamber, wherein the pump device (10) is set up in such a way that a parking position of an eccentric (18) is influenced by way of at least one measure in such a way that said parking position is preferred in the region of a clamping member (114), wherein the measure is selected from: a) at least one recess in the hydraulic housing, which recess widens the chamber for the pump ring (14) locally in the axial direction, b) a geometry of the pump ring carrier (16), which geometry is such that the pump ring carrier (16) has an enlarged diameter in the angular region of the clamping member (114) on its inner side which is assigned to the eccentric (18), and c) a geometric configuration of the pump ring (14), which geometric configuration provides at least a reduced thickness of the pump ring (14) in a region in the non-installed state of the pump ring (14), wherein said region lies in the clamping member region in the installed state of the pump ring (14), which results in a reduced axial pressing action of the pump ring (14) in the clamping member region.
F04C 5/00 - "Machines" ou pompes à piston rotatif avec parois des chambres de travail déformables par résilience au moins partiellement
F01C 5/02 - "Machines" ou machines motrices à piston rotatif, avec parois des chambres de travail déformables par résilience au moins partiellement la paroi déformable par résilience faisant partie de l'organe interne, p. ex. du piston rotatif
F04B 43/08 - "Machines", pompes ou installations de pompage ayant des organes de travail flexibles ayant des organes flexibles tubulaires
Motors, electric, other than for land vehicles; Electric motor-driven fans, ventilating fans and blowing machines, all included in class 7; Parts for the aforesaid goods, In particular ventilating fan wheels, ventilating fan blades, Fan wheels, Fan blades, Fan blades, Blower housings, Inflow nozzles, outflow nozzles, diffuser housings. Ventilation and air movement equipment; Electric motor-driven fans, ventilating fans and blowing machines; Parts for the aforesaid goods, in particular ventilating fan wheels, ventilating fan blades, fan wheels, fan blades, blowing machine wheels, blowing machine housings, inflow nozzles, outflow nozzles, diffuser housings; Fittings for electric motor-driven fans, ventilating fans and blowing machines, namely screens, protective grilles, filter frames, inflow nozzles, outflow nozzles, diffuser housings, wall rings, the aforesaid goods of plastic and/or of renewable raw materials.
The invention relates to a rotor (20) for an electrical machine (10), which rotor has a shaft (22), a rotor magnet assembly (30), and at least one first fastening assembly (41). The rotor magnet assembly (30) has an opening (34), through which opening (34) the shaft (22) extends. The first fastening assembly (41) has a spring element (51) and a ring element (52) and is arranged around the shaft (22) at least in some sections. The ring element (52) is fastened to the shaft (22) by means of a press-fit connection (226) and limits movement of the spring element (51) in at least one axial direction (241, 242). The spring element (51) is designed to limit movement of the rotor magnet assembly (30) in the at least one axial direction (241, 242).
A motor housing for an electric motor has a generally cylindrical housing shell (10), which, at one end (26), accommodates a first bearing and a housing cover module (12) such that the housing cover module (12) closes an opposing, open end of the housing shell (10), and serves as a second bearing. The cover module (12) is preferably of metal material and is integrally formed with a plurality of projecting tab and/or arm portions (14, 16, 18). Around the housing shell (10), several recesses or slots (20) are formed, flanked by deformable elements (30,32). By axially applying a tool (60), the deformable elements are deformed to secure the tabs (14, 16, 18) within the slots (20) and to thereby connect the shell (10) and the cover module (12) axially together. The resulting structure is highly resistant to vibrational decoupling, and can readily be obtained by high-speed automated production steps.
Fan impellers; Fan blades; Fan wheels; Fan blades; Fan blades; Blower housings; Inlet nozzles; Outlet nozzles; Diffuser housings; Parts for the aforesaid goods, being parts of machines, included in class 7; Electric motor-driven fans, ventilating fans and blowing machines, all included in class 7. Fans and blowing machines; Fan impellers; Fan blades; Rotors for fans; Fan blades; Impellers; Impeller housings; Inlet nozzles; Outlet nozzles; Diffuser housings; All the aforesaid goods being parts for ventilation and air-conditioning apparatus; Ventilation and air movement equipment; Electric fans. Screens, protective grilles, filter frames, inflow nozzles, outflow nozzles, diffuser housings, wall rings, the aforesaid goods being of plastic and/or of renewable raw materials.
The invention relates to a radial fan comprising: a fan impeller (2) which can rotate about an axis (1) and which comprises a base plate (29) and air blades (31) protruding from the base plate (29), the air blades (31) each having an upstream edge (32) at a first distance (r1) from the axis (1) and a downstream edge (33) at a second distance (r2) from the axis (1); and an end wall (15) which together with the base plate (29) delimits a flow channel (30) with which the air blades (31) engage. The cross-sectional area (A) of the flow channel (30) attains a maximum between the upstream (32) and the downstream edge (33) at a third distance (r3) from the axis (1). The difference between a fourth (r4) and a fifth distance (r5), at which distances the cross-sectional area (A) attains minima most closely adjacent to the maximum, is at least half the difference (r2-r1) between the first and the second distance.
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes. Paper cardboard; Printed matter in the field of ventilating and air conditioning technology; Bookbinding material; Photographs; Stationery; Adhesives for stationery or household purposes; Artists' materials; Paint brushes; Typewriters and office requisites (except furniture); Instructional and teaching materials (except apparatus) in the field of ventilating and air conditioning technology; Plastic materials for packaging (not included in other classes); Printers' type; Printing blocks.
A blower unit, particularly for an apparatus for assisting respiration, comprises a housing (2), an impeller (1) accommodated in an impeller chamber (3) in the housing (2), and a motor (12), connected to the impeller (1) via a shaft (15), which is accommodated in a motor chamber (13) in the housing (2). The motor (12) is fixed between walls (14, 18) of the motor chamber (13) by means of buffers, with at least one of the buffers being a sealing ring (16) which separates the shaft (15) from a passage for cooling air (33) which, in radial section, extends annularly around the motor (12).
An internal rotor (150) for an electric motor (100) has a laminated rotor core (200; 600) with a multiplicity of rotor plates (310), which laminated rotor core (200; 600) has multiple pockets (210) in each of which a rotor magnet (221; 621) is at least partially arranged. The rotor plates (310) have first recesses (211; 611) for forming the pockets (210) and at least a first rotor plate (11) which has at least a second recess (231-236; 631), which second recess (231-236; 631) is assigned to a first recess (211-216; 611), wherein a sprung web-shaped clamping element (291; 691) is formed between the second recess (231-236; 631) and the assigned first recess (211-216; 611), which clamping element (291; 691) is tensioned towards the second recess (231-236; 631) by the assigned rotor magnet (221, 621), and which clamping element (291; 691) as a result applies a force to the assigned rotor magnet (221; 621) toward the first recess (211-216; 611) in order to hold the assigned rotor magnet (221; 621) in the pocket (210). A rotor plate (311) for holding a rotor magnet (221) in a pocket (210) of a laminated rotor core (200; 600) is also presented.
The invention relates to an antenna arrangement (1) having an antenna arrangement housing (12), in which antenna arrangement housing (12) there are arranged an antenna (14), antenna electronics (16) for driving the antenna (14), and a fan unit (30) for active cooling of the antenna electronics (16), which fan unit (30) comprises a fan housing (40) having a plurality of fan unit side surfaces (41 to 48), which comprise a first fan unit housing side surface (41) and a second fan unit side surface (42; 43, 45), in which fan unit housing (40) there are arranged at least two fans (50), wherein the fan unit housing (40) has fluid passage openings (61, 62) on the first fan unit housing side surface (41) and on the second fan unit housing side surface (42; 43, 45) in order to permit a fluid (18) to flow through the fluid passage openings (61, 62).
The invention relates to a modular system for producing drives (10), in particular piece good conveyor drives, with different drive properties, comprising at least one first group (12) of transmission units (18a, 18b), said first group comprising at least one transmission unit (18a, 18b), at least one second group (14) of motor units (20a, 20b), said second group comprising at least one motor unit (20a, 20b), and a third group (16) of electronic units (22a, 22b), said third group comprising at least one electronic unit (22a, 22b) for actuating the motor unit (20a, 20b), wherein the groups can be combined together in order to produce the drive (10).
The housing of a turbomachine comprises a first housing section (14, 17; 32, 45) with a central chamber (13) and an outer chamber (16) which extends around the central chamber (13). A first impeller (6) is received in the central chamber (13) of the first housing section (14, 17; 32, 45) and can be rotated about an axis (9). The first housing section (14, 17; 32, 45) and a second housing section (18, 19; 43, 46) are arranged on different sides of a cutting plane (A) which is perpendicular to the axis (9). The housing has a first passage (22) which extends from the central chamber (13) and a second passage (23) which extends from the outer chamber (16). Both passages (22, 23) cross a housing cutting plane (A) which is perpendicular to the axis (9).
The invention relates to a fan motor control device (1) comprising a control signal input (6) for applying a rotational speed control voltage as a control signal input signal and a control signal output (13) for picking off a control signal output signal for connecting to a fan motor (3), where modulation means (7) are connected downstream from the control signal input (6), said modulation means being designed to convert the control signal input signal into a digital and/or pulsed modulation input signal (10), and isolated transmission means (9) are connected downstream therefrom, which transfer the digital or pulsed modulation input signal (10) into a digital and/or pulsed modulation output signal (11) isolated from the control signal input, which is converted into the control signal output signal that can be picked off on the control signal output by means of demodulation means (12) connected downstream from the transmission means (9).
