37 - Services de construction; extraction minière; installation et réparation
Produits et services
Wholesale services relating to automobile parts; retail
services relating to automobile parts; retail services in
relation to car accessories; advertising, marketing and
promotional services; advertising, marketing and promotional
services; dissemination of advertising, marketing and
publicity materials; business merchandising display
services; commercial management; arranging of trading
transactions and commercial contracts; provision of
commercial information; commercial or industrial management
assistance; business management; administration of the
business affairs of franchises; organization of exhibitions
for commercial or advertising purposes; providing business
information via a web site; retail services in relation to
cooling equipment. Installation of apparatus for ventilating; installation of
automobile accessories; installation of parts for vehicles;
assembly services relating to installation of accessories
for vehicles; machinery installation, maintenance and
repair; assembly services relating to installation of parts
for vehicles; installation of replacement vehicle parts;
installation of heating and cooling apparatus; installation
of vehicle security devices; custom installation of
exterior, interior and mechanical parts of vehicles
[tuning]; maintenance of parts and fittings for commercial
motor land vehicles; repair of parts of engines; maintenance
and repair of cooling appliances and installations; advisory
services relating to the installation of heating and cooling
apparatus; maintenance and repair of motor vehicle cooling
systems.
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Wholesale services relating to automobile parts; Retail services relating to automobile parts; Retail services in relation to car accessories; Advertising, marketing and promotional services; Advertising, marketing and promotional services; Dissemination of advertising, marketing and publicity materials; Business merchandising display services; Commercial management; Arranging of trading transactions and commercial contracts; Provision of commercial information; Commercial or industrial management assistance; Business management; Administration of the business affairs of franchises; Organization of exhibitions for commercial or advertising purposes; Providing business information via a web site; Retail services in relation to cooling equipment. Installation of apparatus for ventilating; Installation of automobile accessories; Installation of parts for vehicles; Assembly [installation] of accessories for vehicles; Machinery installation, maintenance and repair; Assembly [installation] of parts for vehicles; Fitting of replacement vehicle parts; Installation of heating and cooling apparatus; Installation of vehicle security devices; Custom installation of exterior, interior and mechanical parts of vehicles [tuning]; Maintenance of parts and fittings for commercial motor land vehicles; Repair of parts of engines; Maintenance and repair of cooling appliances and installations; Advisory services relating to the installation of heating and cooling apparatus; Maintenance and repair of motor vehicle cooling systems.
An electric machine includes a casing, a cap covering the casing to define an enclosure, a heat sink, a circuit board in the enclosure having a first conductive layer as a top face, a second conductive layer as a bottom face, and vias passing through the circuit board between the top and bottom faces. An electronic component is soldered to the circuit board on the first conductive layer and disposed on top of a first part of the vias. A conductive mass is soldered to the circuit board proximal to the electronic component and disposed on top of a second part of the vias. The conductive mass forms part of the circuit through which a power supply of the electric machine flows and is in electric and heat exchange relationship with the electronic component, while the bottom face is in heat exchange relationship with the heat sink.
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
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
An electric machine includes a conductive element disposed in such a way as to connect a first track and a second track of an electric power circuit to close the circuit; the conductive element being held in position by at least one mechanically breakable joint which, if subjected to a predetermined force, mechanically yields or breaks and thereby opens the electric power circuit; the machine includes a system for releasing the conductive element from the first and/or the second track if the casing of the electric machine is moved near the cap which covers the machine.
H02K 5/136 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction spécialement adaptées à un fonctionnement dans un liquide ou dans un gaz à l'épreuve des explosions
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
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
A rotary electric machine includes an enclosure delimiting an internal space for stator and rotor units. An access hole gives access to the internal space. An internal gasket encircles the access hole adjacent a wall of the enclosure. A closing element is disposed in the internal space, movable towards and away from the wall between a closed configuration compressing the gasket to seal the access hole and an open configuration connecting the internal space with the surrounding atmosphere. An elastic device operates to move the closing element from the open to closed configurations to compress the gasket and seal the access hole. The closing element has a pressure surface facing the access hole and accessible through the access hole via a pin. Pressing the pressure surface causes the closing element to move from the closed configuration to the open configuration.
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur
H02K 5/15 - Montage des flasques-paliers ou des plaques d'extrémité
H02K 5/167 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des paliers à contact lisse ou des chapeaux de palier sphériques
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
An electric machine includes a plurality of conductive tracks defining an electric power circuit, to provide current for electronic power components, a printed circuit board which mounts the conductive tracks, an enclosure which defines a housing for the printed circuit board and has a dissipative wall, a heat-conductive filler interposed between the printed circuit board and the enclosure, an elastic device acting on the printed circuit board to press it against the dissipative wall, a conductive element held in position by at least one heat-sensitive joint and disposed to connect a first track and a second track to close the electric power circuit. The elastic device includes an elastic element pressed against the conductive element to apply a force on the heat-sensitive joint and the heat-sensitive joint is configured to break if subjected to a temperature higher than a predetermined threshold temperature to open the electric power circuit.
H02K 11/25 - Dispositifs pour détecter la température ou actionnés par des valeurs de cette variable
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
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
H02K 7/12 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques avec un mouvement auxiliaire limité de parties statoriques, rotoriques ou de noyau, p. ex. des rotors pouvant se déplacer axialement pour assurer un embrayage ou un freinage
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
A rotary electric machine includes an electronic module and a heat sink for dissipating heat produced by the module. The module includes a printed circuit, an electronic component having a base positioned on the printed circuit, a heat transfer device connected to the printed circuit and to the electronic component for transferring heat generated by the component to the heat sink. The heat transfer device includes an upper portion extending from the printed circuit towards the heat sink from the same side of the component and a base portion connected to the upper portion and positioned in the printed circuit at least partly under the component to form, at least partly, a preferential path for the heat, from the base of the electronic component to the heat sink. The electronic component is connected at least partly by its own base to the base portion of the heat transfer device.
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
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
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
H01L 23/367 - Refroidissement facilité par la forme du dispositif
H01L 23/40 - Supports ou moyens de fixation pour les dispositifs de refroidissement ou de chauffage amovibles
An electric liquid pump includes a casing having a central portion, rear cover and front cover, having an inlet and an outlet for the liquid. The central portion has first and second compartments, with the second compartment in fluid communication with the front cover interior. The pump includes an impeller and an electric motor, for operating the impeller, a stator housed in the first compartment, a rotor, coaxial with the stator, housed in the second compartment and an electronic card for supplying the stator at least partly housed in the rear cover. The central portion includes a plurality of walls delimiting a plurality of gaps in fluid communication with the second compartment and the front cover interior such that the liquid circulates in the gaps. The walls at least partly face the stator such that the liquid circulating in the corresponding gap removes heat from the stator.
Fans for cooling vehicle engines; fans for motors and engines; axial flow blowers; power-operated air blowers; fluid pumps as parts of machines, motors and engines; axial flow pumps
An electrical machine includes a casing including a base wall provided with a projection projecting from the base wall towards the inside of the casing. A stator includes a core having a plurality of pole shoes, a plurality of conductors wound on the pole shoes to form a plurality of coils constituting a stator winding. Insulators are interposed between the core and the stator winding. A coil of the winding has an end portion engaged with the projection for heat exchange. The insulators include a housing for a first number of turns of the coil and a second housing for a second number of turns of the coil. The first and second housings are shaped such that a layer of the turns of the end portion abutted against the projection is defined by stretches of the conductors all substantially coplanar with each other.
H02K 3/34 - Enroulements caractérisés par la configuration, la forme ou la réalisation de l'isolement entre conducteurs ou entre conducteur et noyau, p. ex. isolement d'encoches
H02K 5/04 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction
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
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
Produits et services
Fans for motors and engines; fan belts for motors and
engines; filters for cleaning cooling air, for engines;
filters [parts of machines or engines]; regulators [parts of
machines]; pumps [parts of machines, engines or motors];
radiators [cooling] for motors and engines; control
mechanisms for machines, engines or motors; speed governors
for machines, engines and motors; anti-pollution devices for
motors and engines; alternators; brushes [parts of
machines]; carburetter feeders; carburetters; catalytic
converters; condensers [steam] [parts of machines]; controls
(hydraulic -) for machines, motors and engines; cylinders
for motors and engines; door closers, electric; door
openers, electric; fuel economisers for motors and engines;
heat exchangers [parts of machines]; hydraulic door openers
and closers [parts of machines]; injectors for engines;
pistons for engines; pressure reducers [parts of machines];
pressure regulators [parts of machines]; radiators [cooling]
for motors and engines; starters for motors and engines. Anti-theft alarms for vehicles; anti-theft devices for
vehicles; air pumps [vehicle accessories]; reversing alarms
for vehicles; motors, electric, for land vehicles; motors
for cycles; motors for land vehicles; air bags [safety
devices for automobiles]; anti-glare devices for vehicles;
safety belts for vehicle seats.
A rotary electric machine including an electronic module which includes a printed circuit board and a plurality of electronic components, each of which is provided with respective connecting pins disposed on a component side of the printed circuit board; the electronic module includes at least one conductive track which includes a plurality of tabs, each configured to be connected to a respective connecting pin; the conductive track is positioned on the component side of the printed circuit board; the printed circuit board has at least one seat configured to house at least a first tab of the tabs in such a way that the top face of the first tab is coplanar with the component side of the printed circuit board.
An electric machine including a casing comprising a base wall, a stator integral with the casing and provided with a plurality of coils constituting a stator winding, a thermally conductive and electrically insulating annular heat sink interposed between the stator and the base wall of the casing; the annular heat sink is abutted against the base wall and the coils are abutted against the annular heat sink which defines a stop for the stator.
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 3/44 - Protection contre l'humidité ou les agents chimiquesEnroulements spécialement adaptés à un fonctionnement dans un liquide ou un gaz
F28F 21/06 - Structure des appareils échangeurs de chaleur caractérisée par l'emploi de matériaux spécifiés de matériau plastique
H02K 1/18 - Moyens de montage ou de fixation des parties magnétiques fixes sur ou aux structures constituant le stator
H02K 15/02 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques
H02K 15/12 - Imprégnation, chauffage ou séchage des bobinages, des stators, des rotors ou des machines
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
Produits et services
Anti-theft alarms for vehicles; Anti-theft devices for vehicles; Air pumps for vehicles; Reversing alarms in the nature of back-up warning alarms for vehicles; Motors, electric, for land vehicles; Motors for cycles; Motors for land vehicles; Air bags in the nature of safety devices for automobiles; Anti-glare devices for vehicles in the nature of car window shades; Safety belts for vehicle seats
Described is an electric pump (1) for moving a liquid comprising a casing formed by a central portion (2), by a rear cover (3) and by a front cover (4), having an inlet and an outlet for the liquid; the central portion (2) has a first and a second compartment (10, 11), which are separate from each other, with the second compartment (11) in fluid communication with the inside of the front cover; the pump comprises an impeller (6) and an electric motor (5), for operating the impeller, comprising a stator (7) housed in the first compartment (10), a rotor (8), coaxial with the stator (7), housed in the second compartment (11) and an electronic card (9) for supplying the stator (7) at least partly housed in the rear cover (3); the central portion (2) comprises a plurality of walls (12, 13, 18) delimiting a plurality of gaps (14) in fluid communication with the second compartment (11) and with the inside of the front cover (4) in such a way that the liquid also circulates in the gaps (14); the walls (12, 13, 18) are at least partly facing the stator in such a way that the liquid circulating in the corresponding gap removes heat from the stator.
Described is a rotary electric machine comprising an electronic module (6) and a heat sink (7) for dissipating the heat produced by the electronic module (6); the electronic module comprises a printed circuit (10), at least one electronic component (12) having a base (14) positioned on the printed circuit (10), a heat transfer device (17) connected to the printed circuit (10) and to the electronic component (12) for transferring the heat generated by the electronic component (12) to the heat sink (7); the heat transfer device (17) comprises an upper portion (18) extending from the printed circuit board (10) towards the heat sink (7) from the same side of the electronic component (12) and a base portion (19) connected to the upper portion (18) and positioned in the printed circuit (10) at least partly under the electronic component (12) to form, at least partly, a preferential path for the heat generated by the electronic component (12), from the base (14) of the electronic component (12) to the heat sink (7); the electronic component (12) is connected at least partly by its own base (14) to the base portion (19) of the heat transfer device (17).
An axial fan includes a motor, an impeller and a hub of the impeller for connecting to a shaft of the motor. A bottom wall of the hub has a central portion and an outer annular portion connected to the central portion by an intermediate portion defined by a plurality of blades arranged radially and angularly distributed about an axis of rotation. The blades are elasto-plastic blades and are able to prevent the impeller from moving axially parallel to the axis, moving radially perpendicular to the axis and a bending of the impeller with movements normal to the plane in which the mean surface of the impeller itself lies. The blades allow a movement with torsional bending around the axis to allow the damping of the resonance frequencies of the assembly formed by the impeller-shaft-rotor.
Described is a rotary electric machine which comprises a casing (2) and a cap (3) for closing the casing (2) forming with it a case (4) closed in a sealed fashion; the closed case (4) comprises a rotor (6), constrained inside it in a rotatable fashion, the shaft (8) of which, for transmission of the motion, rotates about its own axis of rotation (R), having a first end (8a) rotatably fixed to the cap (3) and a second end (8b) which extends outside the casing (2) through a through opening (16) of the casing (2) itself; at least one rear bearing (9) supports the first end (8a) of the transmission shaft (8) during its rotation around its axis (R); pushing means (13), located between the cap (3) and the rear bearing (9), are configured to act on the outer ring (12) of the rear bearing (9) in a direction parallel to the axis of rotation (R) of the transmission shaft (8); means (26) for locking the outer ring (12) of the rear bearing (9) are configured to oppose the thrust generated by the pushing means (13) on the outer ring (12) of the rear bearing (9).
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
F16C 35/067 - Leur fixation dans la carcasse d'enveloppe
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 5/167 - Moyens de support des paliers, p. ex. supports isolants ou moyens pour ajuster les paliers dans leurs flasques utilisant des paliers à contact lisse ou des chapeaux de palier sphériques
Protection system (1) for an electrolytic capacitor (109) comprising a current divider (2) which can be inserted between the electrolytic capacitor (109) and the reference potential; the divider (2) comprises a first branch comprising a controllable switch (3), for example a MOSFET, having resistor R1, to open the first branch, and a second branch, comprising a resistor R2 which is much greater then R1; the protection system comprises a comparator stage (4) for controlling the controllable switch (3), on the basis of a comparison between a signal S1, proportional to the voltage on the divider (2), with a threshold T1 and an amplifier stage (7) with gain for transmitting to the comparator stage (4) the signal S1; the amplifier stage (7) comprises a circuit (10) for controlling the gain of the amplifier stage (7) controlled by the comparator stage for varying the gain between a first value A1 and a second value A2 with the first value A1 greater than the second value A2.
H02H 7/16 - Circuits de protection de sécurité spécialement adaptés aux machines ou aux appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou de ligne, et effectuant une commutation automatique dans le cas d'un changement indésirable des conditions normales de travail pour capacités
H02H 9/02 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion sensibles à un excès de courant
Electric motor (1) for automotive applications which can be installed on board a vehicle, comprising an electronic control circuitry (2) in turn comprising a power driver (4), at least one filtering capacitor (5) at the input to the power driver (4), a communication interface (8) for communicating with a control unit (100) of the vehicle, a system (9) for connecting the communication interface (8) to the control unit (100) of the vehicle, a microprocessor (7) in communication with communication interface (8) and with the power driver (4); the connection system (9) comprising at least a first powered line (VdcLIN) and the electric motor (1) comprising a pre-charging circuit (10) of the filtering capacitor (5) which can be switched between an open configuration and a closed configuration and operating between the first powered line (VdcLIN) of the connection system (9) and the filtering capacitor (5) for charging the filtering capacitor (5).
B60L 1/00 - Fourniture de l'énergie électrique à l'équipement auxiliaire des véhicules à traction électrique
B60L 3/00 - Dispositifs électriques de sécurité sur véhicules propulsés électriquementContrôle des paramètres de fonctionnement, p. ex. de la vitesse, de la décélération ou de la consommation d’énergie
B60R 16/03 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleursAgencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques pour l'alimentation des sous-systèmes du véhicule en énergie électrique
H02J 7/34 - Fonctionnement en parallèle, dans des réseaux, de batteries avec d'autres sources à courant continu, p. ex. batterie tampon
H02H 9/00 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion
A method for controlling an electric drive comprising a step of measuring the angle φ between the voltage Vf applied at least to a phase of an electric motor forming part of the electric drive and the respective phase current If, a step of indirectly measuring the phase current If in the phase and, given a vector diagram of an equivalent circuit of the phase of the electric motor, a step of calculating the angle γ between the counter- electromotive force Emf and the phase current If defining a reference system comprising an axis X having direction of the current phase If and an axis Y at right angles to the axis X.
H02P 6/182 - Dispositions de circuits pour détecter la position sans éléments séparés pour détecter la position utilisant la force contre-électromotrice dans les enroulements
H02P 23/12 - Commande par observateurs, p. ex. en utilisant des observateurs de Luenberger ou des filtres de Kalman
H02P 23/14 - Estimation ou adaptation des paramètres des moteurs, p. ex. constante de temps du rotor, flux, vitesse, courant ou tension
H02P 6/18 - Dispositions de circuits pour détecter la position sans éléments séparés pour détecter la position
Axial ventilator (1) comprising a motor (M) equipped with a shaft and a fan (3) comprising a central hub (4) keyed by interference on the shaft of the motor (M); the ventilator (1) has at least one stable and irreversible connection point (6) made between the shaft and central hub (4) and forming a stable axial locking of the central hub on the shaft (2).
Described is machine (1) for removing an adhesive sheet (101) formed by a film (103) and by an adhesive layer (104) applied to the film (103) by a corresponding supporting sheet (102) comprising a frame (2); a seat (3) for the adhesive sheet (101) made in the frame (2); a suction system operating in the seat (3) in order to retain the adhesive sheet (101) and a gripper (10) for gripping the supporting sheet (102), movable relative to the frame (2) between a first operating position and a second operating position along a feed direction (D), for gripping the supporting sheet (102) and separating it from the adhesive sheet (101).
B32B 43/00 - Opérations spécialement adaptées aux produits stratifiés et non prévues ailleurs, p. ex. réparationAppareils pour ces opérations
H01L 21/683 - Appareils spécialement adaptés pour la manipulation des dispositifs à semi-conducteurs ou des dispositifs électriques à l'état solide pendant leur fabrication ou leur traitementAppareils spécialement adaptés pour la manipulation des plaquettes pendant la fabrication ou le traitement des dispositifs à semi-conducteurs ou des dispositifs électriques à l'état solide ou de leurs composants pour le maintien ou la préhension
29.
PROCESS FOR CALCULATING AN ANGULAR SPACING BETWEEN THE BLADES OF AN AXIAL FAN
Described is a process for calculating an angular spacing of an axial fan (1) comprising a hub (2) and a number z of blades (3) extending from the hub wherein an angular position of the various blades is indicated as α1,....,α2 assuming α1=0, and an angular difference between the various blades is indicated as εį=αį+1 − αį ,į=1,...., z-1, εz= 360° - αz, comprising a step of setting up a calculating system comprising a plurality of mathematical problems each an expression of a constraint which the angular spacing must satisfy; the calculating system comprising a first mathematical problem which requires that the fan (1 ) is statically balanced, a second mathematical problem which requires that adjacent blades (3) are not superposed and a third mathematical problem which requires that the angular differences ε1,...,εn are all different to each other.
Described is method for controlling an electric fan comprising an electric motor and electronics for controlling the electric motor, comprising a step for controlling the speed of the motor, a step for controlling the power of the motor as an alternative to the step for controlling the speed; the step for controlling the power comprising a step for monitoring the electrical power PIN;FEEDBACK absorbed by the motor and a step for regulating the electrical power PIN;FEEDBACK absorbed by the motor comprising a step of applying a variation Δfreq to the electricity supply frequency of the motor as a function of a difference between a power set-point PIIN, REF and the power absorbed by the motor PIIN.FEEDBACK.
H02P 27/04 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs
H02P 27/08 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p. ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant des convertisseurs de courant continu en courant alternatif ou des onduleurs avec modulation de largeur d'impulsions
H02P 29/00 - Dispositions pour la régulation ou la commande des moteurs électriques, adaptées à des moteurs à courant alternatif et à courant continu
Described is an axial fan comprising an electric motor (3), an impeller (4) and a hub (5) of the impeller (4), the hub having a bottom wall (9) connected to the free end part of a shaft (14) of the electric motor in such a way as to rotate it about an axis (R) of rotation, the hub (5) being cup- shaped and having an outer annular wall (10) for containing at least partly the motor; the bottom wall (9) of the hub (5) has a central portion (11), an outer annular portion (12) connected to the central portion (11) by an intermediate portion (13) which is defined by a plurality of blades (16) arranged radially and angularly distributed about the axis of rotation, the blades (16) are elasto-plastic blades and are able to prevent the impeller (4) from moving axially parallel to the axis of rotation (R), moving radially perpendicular to the axis of rotation and a bending of the impeller (4) with movements normal to the plane in which the mean surface of the impeller itself lies, the blades (16) allowing on the other hand a movement with torsional bending around the axis of rotation so as to allow the damping of the resonance frequencies of the assembly formed by the impeller-shaft- rotor.
An axial fan (5) has an axis (R) of rotation and comprises a hub comprising a bottom wall (16) and a lateral wall (17) extending from the bottom wall (16) and having a peripheral edge (18) on an opposite side with respect to the bottom wall (16) along the axis (R) of rotation; the fan comprises a plurality of blades (15) extending from the lateral wall (17) externally of the hub (14) and at least a fin (19) internally of the hub (14) and comprising an end portion (20) projecting axially beyond the bottom wall (15) and the lateral wall (17) forming a cup-shaped structure of the hub (14), the fan comprising an end portion (20) projecting axially beyond the peripheral edge (18) externally of the hub (14).
An electrical machine includes a casing including a base wall provided with a projection projecting from the base wall towards the inside of the casing. A stator includes a core having a plurality of pole shoes, a plurality of conductors wound on the pole shoes to form a plurality of coils constituting a stator winding. Insulators are interposed between the core and the stator winding. A coil of the winding has an end portion engaged with the projection for heat exchange. The insulators include a housing for a first number of turns of the coil and a second housing for a second number of turns of the coil. The first and second housings are shaped such that a layer of the turns of the end portion abutted against the projection is defined by stretches of the conductors all substantially coplanar with each other.
H02K 3/34 - Enroulements caractérisés par la configuration, la forme ou la réalisation de l'isolement entre conducteurs ou entre conducteur et noyau, p. ex. isolement d'encoches
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 5/04 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction
An axial flow fan having an axis of rotation includes a central hub including a base wall and a lateral wall which projects from the base wall to form a cup-shaped structure, a plurality of blades each fixed to the central hub and including a leading edge and a trailing edge, a plurality of extractors of a fluid which are associated with the base wall for conveying air from the inside of the cup-shaped structure to the outside of the cup-shaped structure through the base wall.
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
H02K 5/20 - 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 7/14 - Association structurelle à des charges mécaniques, p. ex. à des machines-outils portatives ou des ventilateurs
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
F04D 29/32 - Rotors spécialement adaptés aux fluides compressibles pour pompes à flux axial
F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur
F04D 19/00 - Pompes à flux axial spécialement adaptées aux fluides compressibles
F04D 25/06 - Ensembles comprenant des pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité
Described is a process for assembling an electronic card (100) comprising at least one conductor track (102) and at least one electronic component (103, 104, 105) of the PTH type having at least one power supply pin (103a, 103b, 104a, 104b, 105a, 105b), comprising a step of soldering the power supply pin (103a, 103b, 104a, 104b, 105a, 105b) on the conductor track (102); the soldering step comprises a step of heating the conductor track (102) using a micro-flame device (6) and a step of dispensing a soldering material using a dispensing device (10); the process comprises a step of monitoring the temperature of the conductor track (102) to check the reaching of a first predetermined temperature value V1 of the conductor track (102) in the soldering zone (106, 107, 108) for dispensing the soldering material when the temperature of the conductor track (102) reaches the first predetermined temperature value V1.
A method for controlling an electric ventilator comprising comprising the steps of: setting a first value V1 of the speed V of rotation of an electric motor; setting a maximum threshold temperature T3 Mof electronic power means; setting a maximum threshold temperature T3 Dof a microcontroller; setting a first threshold temperature Tl D of the microcontroller lower than T3 D; monitoring the temperature To of the microcontroller; monitoring the temperature T M of the electronic power means; setting a first threshold temperature T1 Mof the electronic power means lower than T3 M; preparing a counter of a predetermined time X; activating the counter if the temperature To or T M exceeds the respective first threshold temperature T1 0, T1 M; reducing the speed V of rotation of the electric motor to a second value V1 lower V1 if after the predetermined time X, the temperature To or the temperature T M is higher than the respective first threshold temperature T1 0, T1 M.
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
F04D 27/00 - Commande, p. ex. régulation, des pompes, des installations ou des systèmes de pompage spécialement adaptés aux fluides compressibles
H02P 29/00 - Dispositions pour la régulation ou la commande des moteurs électriques, adaptées à des moteurs à courant alternatif et à courant continu
H02H 7/085 - Circuits de protection de sécurité spécialement adaptés aux machines ou aux appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou de ligne, et effectuant une commutation automatique dans le cas d'un changement indésirable des conditions normales de travail pour moteurs dynamo-électriques contre une charge excessive
A rotary electrical machine incorporating an electronic module that includes a printed circuit mounted with a plurality of surface mounted electronic components and a plurality of pin-through-hole electronic components; the electrical machine includes a dissipator for dispersing the heat generated by the electronic module; the surface mounted electronic components and the pin-through-hole electronic components are mounted between the printed circuit and the dissipator; the electronic module also includes a transferring element, also mounted between the printed circuit and the dissipator, in thermal contact with at least one of the surface mounted electronic components; the transferring element is designed to disperse the heat generated by the surface mounted electronic components towards the dissipator with the aid of a thermally conductive and electrically isolating filler material inserted between the transferring element and the dissipator.
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 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
H02K 15/00 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
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
An electric motor including a casing; a cap coupled to the casing to form a housing of the electric motor; a stator, including a plurality of poles and a three-phase winding, each phase having one end, housed in the housing; a rotor inserted in the housing and rotatably constrained to it; a control printed circuit board connected to the stator; the outside of the housing including a seat for the printed circuit board in communication with the inside of the housing by means of at least one hole; the printed circuit board is housed in the seat and the electric motor includes a rigid system for sealed connection between the printed circuit board and the winding at the hole.
H02K 3/50 - Fixation des têtes de bobines, des connexions équipotentielles ou des connexions s'y raccordant
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
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 1/22 - Parties tournantes du circuit magnétique
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 3/52 - Fixation des enroulements de pôles saillants ou de leurs connexions
H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p. ex. façonnées pour former des boîtes à connexions ou à bornes
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
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
An electric machine comprises a sealed outer casing defined by a body and by a cover coupled to the body, a stator and a rotor the latter two being mounted inside the casing; the stator is of a wound type and comprises a core having at least two pole pieces and a plurality of windings each defined by a conductor wire wound in a plurality of coils around the pole pieces; the electric machine further comprises a plurality of plastic components located inside the casing and made of a plastic material whose moisture absorption at saturation is less than 0.8%, having insulating and/or supporting and/or cooling functions.
H02K 5/02 - Enveloppes ou enceintes caractérisées par le matériau les constituant
H02K 1/04 - Détails du circuit magnétique caractérisés par le matériau employé pour l'isolation du circuit magnétique ou de parties de celui-ci
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
H02K 11/33 - Circuits d’entraînement, p. ex. circuits électroniques de puissance
H02K 3/30 - Enroulements caractérisés par leur matériau d'isolement
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
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
H02K 9/08 - Dispositions de refroidissement ou de ventilation par un agent de refroidissement gazeux circulant entièrement à l'intérieur de l'enveloppe de la machine
An electrical machine (1) comprising a casing (2) comprising a base wall (15) provided with at least one projection (16) projecting from the base wall (15) towards the inside of the casing; the machine (1) also comprises a stator (3) formed by a ferromagnetic core (4) having a plurality of pole shoes (6) each having a respective end (6a), a plurality of conductors (8) wound on the pole shoes (6) to form a plurality of coils (9) constituting a stator winding (10), a first and a second insulator (18, 19) interposed between the ferromagnetic core (4) and the stator winding (10); at least one coil (9) of the winding (10) has an end portion (12) engaged with the projection (16) for heat exchange with it; the insulators (18, 19) comprise at least for the coil (9) abutted against the projection (16) a housing (20, 22) for a first number (N1) of turns (11a) of the coil (9) and a second housing (21, 23) for a second number (N2) of turns (11b) of the coil (9); the first and the second housing (20, 21, 22, 23) are shaped in such a way that a layer (25) of the turns (11) of the end portion (12) abutted against the projection (16) is defined by stretches of the conductor (8) all substantially coplanar with each other.
H02K 3/34 - Enroulements caractérisés par la configuration, la forme ou la réalisation de l'isolement entre conducteurs ou entre conducteur et noyau, p. ex. isolement d'encoches
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
An electrical machine (1 ) comprises an electronic module (7) comprising a plurality of electronic components (9, 10, 13, 14), an electronic module (7) supporting element (15) and a heat sink (8) for dispersing the heat produced by the electronic module (7); at least a first electronic component (13) amongst the electronic components of the electronic module (7) is facing towards the heat sink (8) and in thermal contact with it and the electrical machine (1 ) comprises a spring (20) acting between the supporting element (15) and the first electronic component (13) for pushing it away from the supporting element (15) towards the heat sink (8).
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
H05K 7/20 - Modifications en vue de faciliter la réfrigération, l'aération ou le chauffage
An axial flow fan (200) having an axis (R) of rotation comprises a central hub (201 ) comprising a base wall (202) and a lateral wall (203) which projects from the base wall (202) to form a cup-shaped structure, a plurality of blades (204) each fixed to the central hub (201 ) and comprising a leading edge (205) and a trailing edge (206), a plurality of extractors (207) of a fluid which are associated with the base wall (202) for conveying air from the inside of the cup-shaped structure to the outside of the cup- shaped structure through the base wall (202).
H02K 7/14 - Association structurelle à des charges mécaniques, p. ex. à des machines-outils portatives ou des ventilateurs
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
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
F04D 29/32 - Rotors spécialement adaptés aux fluides compressibles pour pompes à flux axial
F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur
A method for making a rotary electric machine comprises the steps of: preparing a core (18) having a plurality of pole expansions and a plurality of windings (100, 200, 300) made of electrically conductive material on the pole expansions, where at least a part of the windings (100, 200, 300) is made from a conductor wire having a free end (14) that can be connected electrically to a mains power supply; stably coupling to each other at least two free ends (14) of different windings (100, 200, 300) so as to connect them to a single power supply terminal; twisting the coupled ends (14) together to form a single electrical termination (5, 6, 7) twisted along a principal line of extension of the electrical termination (5, 6, 7).
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
H02K 15/00 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques
H02K 3/52 - Fixation des enroulements de pôles saillants ou de leurs connexions
H02K 15/02 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques des corps statoriques ou rotoriques
45.
Rotor for an electrical machine and relative assembly method
A rotor for an electrical machine includes a laminated core having a main axis and a plurality of poles delimiting a plurality of radial seats extending along the main axis, each seat being delimited by a first and a second pole. The rotor includes a plurality of magnets inserted in the seats and a plurality of springs locking the magnets in the seats; the springs acting between each magnet and the first pole delimiting the relative seat for pushing each magnet towards the second pole delimiting the same seat.
H02K 1/27 - Noyaux rotoriques à aimants permanents
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 rotary electrical machine incorporating an electronic module (8) comprising a printed circuit (13) mounted with a plurality of surface mounted electronic components (11) and a plurality of pin-through-hole electronic components (12); the electrical machine comprises a dissipator (9) for dispersing the heat generated by the electronic module (8); the surface mounted electronic components (11) and the pin-through-hole electronic components (12) are mounted between the printed circuit (13) and the dissipator (9); the electronic module (8) also comprises a transferring element (19), also mounted between the printed circuit (13) and the dissipator (9), in thermal contact with at least one of the surface mounted electronic components (11); the transferring element (19) is designed to disperse the heat generated by the surface mounted electronic components (11) towards the dissipator (9) with the aid of a thermally conductive and electrically isolating filler material (24) inserted between the transferring element (19) and the dissipator (9).
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 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
Described is an electric motor (1) comprising a casing (2); a cap (3) coupled to the casing (2) to form a housing (4) of the electric motor (1); a stator (5), comprising a plurality of poles and a three-phase winding (8), each phase having one end (11, 12, 13), housed in the housing (4); a rotor (20) inserted in the housing (4) and rotatably constrained to it; a control printed circuit board (27) connected to the stator (5); the outside of the housing (4) comprising a seat (31) for the printed circuit board (27) in communication with the inside of the housing (4) by means of at least one hole (32, 33, 34); the printed circuit board (27) is housed in the seat (31) and the electric motor (1) comprises a rigid system (100) for sealed connection between the printed circuit board (27) and the winding (8) at the hole (32, 33, 34).
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 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p. ex. façonnées pour former des boîtes à connexions ou à bornes
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
H02K 3/52 - Fixation des enroulements de pôles saillants ou de leurs connexions
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
An electric drive unit includes an electric motor, an inverter supplying electricity to the motor, a continuous current stage supplying electricity to the inverter, a controller including a modulator for driving the inverter controlled by a first digital signal representing the amplitude of the phase voltages to be applied to the motor and by a second digital signal representing the electrical frequency of the phase voltages. An analog/digital stage calculates the optimum value of the advance angle (δopt) of the voltage applied to the motor relative to the counter-electromotive force (“CEMF”) as a linear function of the peak value of the phase current and an analog/digital stage for measuring the angle (φact) between the voltage applied to the electric motor and the phase current. The controller is programmed for estimating the angle (γact) between the phase current and the CEMF as the difference between δopt and φact.
H02P 6/18 - Dispositions de circuits pour détecter la position sans éléments séparés pour détecter la position
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 23/00 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par un procédé de commande autre que la commande par vecteur
49.
Rotating electric machine and related packaging method
Described is a rotating electrical machine integrating an electronic module comprising a printed circuit, a plurality of electronic power and signal components positioned on the components side of the printed circuit, a plurality of conductor tracks, positioned on the welding side opposite the components side of the printed circuit, which implement the direct electrical connections between the electronic power components; the electronic power and signal components are in contact through a filler with the cap of the electrical machine for allowing an optimum dispersal of the heat generated by them, the contact being guaranteed by elastic elements which press on a support in which the electronic module is housed.
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur
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 5/10 - 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 3/52 - Fixation des enroulements de pôles saillants ou de leurs connexions
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
H02K 15/12 - Imprégnation, chauffage ou séchage des bobinages, des stators, des rotors ou des machines
A ventilation unit (1) comprises an axial fan (4) having an axis of rotation (R); an electric motor (3) for driving the axial fan (4) and comprising a casing (5a), a cap (5b) coupled to the casing (5a) to form a sealed enclosure (5) and an electronic control system (6) at least partly housed in the enclosure (5); a shroud (2) supporting the electric motor (3) and having an outer frame (7) for mounting the ventilation unit, an inner collar (8) supporting the electric motor (3), a plurality of spokes (9, 10) for connecting the inner collar (8) to the outer frame (7); a first spoke (10) of the shroud (2) comprises a compartment (11) for housing at least one electronic component (12, 13) forming part of the electronic control system (6).
H02K 11/02 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection pour la suppression des parasites d’origine électromagnétique
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
A ventilation unit (1) for generating an air flow (F) comprises a centrifugal rotor (2) able to rotate about an axis (R) of rotation, a diffuser (4) comprising a first and a second outlet (6, 7), the outlets being positioned on opposite sides of the centrifugal rotor (2) and delimiting a blowing duct (5); the centrifugal rotor (2) is inserted in the blowing duct (5) and is aligned with the first outlet (6) and with the second outlet (7) according to a main axis (X) which is perpendicular to the axis (R) of rotation.
A shroud (1) comprises a frame (2) having a main opening (3) delimited by a main wall (4) and at least one secondary opening (5) delimited by a secondary opening (6), for the passage of a cooling air flow; a ventilator mounting system (7) associated with the frame (2) to support the ventilator at the main opening (3); a panel (10) for closing the secondary opening (5), connected to the frame (2) and movable, by rotation, between a lowered position and a raised position; the shroud comprises a pin (11), defining the axis of rotation (R) of the panel (10), extending through the secondary opening (5) and having a first and a second end (11a, 11 b) respectively connected to a first and a second section (6a, 6b) of the secondary wall (6), opposite each other, a pair of hooks (12a, 12b) being provided in the panel (10) for connection to the pin (11).
An electric machine (100) comprises a sealed outer casing (102) defined by a body (103) and by a cover (104) coupled to the body (103), a stator (105) and a rotor (106) the latter two being mounted inside the casing (102); the stator (105) is of a wound type and comprises a core (107) having at least two pole pieces (108) and a plurality of windings (109) each defined by a conductor wire wound in a plurality of coils (110) around the pole pieces (108); the electric machine (100) further comprises a plurality of plastic components (111, 112, 113, 115) located inside the casing (102) and made of a plastic material whose moisture absorption at saturation is less than 0.8%, having insulating and/or supporting and/or cooling functions.
H02K 1/04 - Détails du circuit magnétique caractérisés par le matériau employé pour l'isolation du circuit magnétique ou de parties de celui-ci
H02K 5/14 - Moyens de support ou de protection des balais ou des porte-balais
H02K 9/04 - 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
Described is a case (1) comprising a first panel (2) which is rectangular in plan having an inner face (2a) and an outer face (2b), and a second panel (3) which is rectangular in plan, having an inner face (3a) and an outer face (3b), hinged to the first panel (2) along respective long sides (2c, 3c) according to a first hinge axis (A1); the first and the second panel are movable relative to each other between a closed position at which the inner faces (2a, 3a) of the panels (2, 3) face each other and an open position at which the outer face (2b) of the first panel (2) faces the outer face (3b) of the second panel (3); the case (1) comprises an elastic system for retaining a portable computer associated with the inner face of the second panel (3) and an wing (6) rotatabiy connected to the first panel (2) according to a second hinge axis (A2) and moveable between a first position at which its first face (6a) faces the first panel (2) and a second position at which its second face (6b), opposite the first face (6a), faces the panel (2).
An electric machine comprises an outer casing (2), a rotor and a stator (3) having at least one polar expansion (5) and at least one winding (8) having an annular shape and placed around the polar expansion (5). The casing (2) has a plurality of protrusions (13) each of which holds, by supporting, a corresponding portion (12) of a stator winding (8) to enable heat exchange between the winding (8) and the protrusion (13). Each portion (12) of the winding (8) is electrically insulated from the respective protrusion (13).
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
H02K 3/52 - Fixation des enroulements de pôles saillants ou de leurs connexions
H02K 1/18 - Moyens de montage ou de fixation des parties magnétiques fixes sur ou aux structures constituant le stator
H02K 3/32 - Enroulements caractérisés par la configuration, la forme ou la réalisation de l'isolement
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
58.
A ROTOR FOR AN ELECTRICAL MACHINE AND RELATIVE ASSEMBLY METHOD
Described is a rotor (1) for an electrical machine comprising a laminated core (2) having a main axis (R) and a plurality of poles {3a, 3b) delimiting a plurality of radial seats (4) extending along the main axis (R), each seat (4) being delimited by a first and a second pole (3a, 3b); the rotor comprising a plurality of magnets (5) inserted in the seats (4) and a plurality of springs (10) locking the magnets (5) in the seats (4); the springs (10) acting between each magnet (5) and the first pole (3a) delimiting the relative seat (4) for pushing each magnet (5) towards the second pole (3b) delimiting the same seat (4),
H02K 1/27 - Noyaux rotoriques à aimants permanents
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
Described is a centrifugal fan (1) comprising a centrifugal impeller (4) rotatable around an axis of rotation (R); a drive motor (3) of the centrifugal impeller (4); a casing (2) comprising a central portion (17) for housing the motor (3) and the centrifugal impeller (4) and a tangential outlet channel (18) in communication with the central portion (17); the casing (2) has an inlet opening (15) in the central portion (17) and an outlet opening (16) in the tangential outlet channel (18); the fan (1) comprises a system (4,14, 28, 29) for cooling the motor (3) comprising the impeller (4), a ventilation channel (31) operating between the tangential outlet channel (18) and the central portion (17) for generating a flow of cooling air, a collar (28) integral with the centrifugal impeller (4) extending axially from the centrifugal impeller (4) around the motor (3) and a plurality of blades of the motor (3) for generating a tangential cooling component which combines with the flow of cooling air generating as a resultant a helical vortex around the motor (3).
Described is a rotating electrical machine integrating an electronic module (8) comprising a printed circuit (28), a plurality of electronic power (67) and signal (68) components positioned on the components side (8a) of the printed circuit (28), a plurality of conductor tracks (30), positioned on the welding side (40) opposite the components side (8a) of the printed circuit (28), which implement the direct electrical connections between the electronic power components (67); the electronic power (67) and signal (68) components are in contact through a filler with the cap of the electrical machine for allowing an optimum dispersal of the heat generated by them, the contact being guaranteed by elastic elements (44) which press on a support (41) in which the electronic module (8) is housed.
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur
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 3/52 - Fixation des enroulements de pôles saillants ou de leurs connexions
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
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 15/12 - Imprégnation, chauffage ou séchage des bobinages, des stators, des rotors ou des machines
Described is an electric drive unit (1) comprising an electric motor (2) with permanent magnets, an inverter (3) supplying electricity to the electric motor (2), a continuous current stage (4) supplying electricity to the inverter, a controller (8) comprising a modulator (5) for driving the inverter controlled by a first digital signal (Vs__act) representing the amplitude of the phase voltages to be applied to the electric motor and by a second digital signal (freq_act) representing the electrical frequency of the phase voltages; the electric drive unit (1) comprises an analogue/digital stage (6) for calculating the optimum value of the advance angle (δορΐ) of the voltage applied to the electric motor relative to the counter-electromotive force as a linear function of the peak value of the phase current and an analogue/digital stage (12) for measuring the angle (φact) between the voltage applied to the electric motor and the phase current; the controller (8) is programmed for estimating, with a sampling at electrical frequency, the angle (γact) between the phase current and the counter-electromotive force as the difference between the aforesaid optimum value of the advance angle (δopt) and the angle (θact) measured between the voltage applied to the electric motor and the phase current.
H02P 23/00 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par un procédé de commande autre que la commande par vecteur
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
A method for making a rotary electric machine comprises the steps of: preparing a core (18) having a plurality of pole expansions and a plurality of windings (100, 200, 300) made of electrically conductive material on the pole expansions, where at least a part of the windings (100, 200, 300) is made from a conductor wire having a free end (14) that can be connected electrically to a mains power supply; stably coupling to each other at least two free ends (14) of different windings (100, 200, 300) so as to connect them to a single power supply terminal; twisting the coupled ends (14) together to form a single electrical termination (5, 6, 7) twisted along a principal line of extension of the electrical termination (5, 6, 7).
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
H02K 3/52 - Fixation des enroulements de pôles saillants ou de leurs connexions
H02K 15/00 - Procédés ou appareils spécialement adaptés à la fabrication, l'assemblage, l'entretien ou la réparation des machines dynamo-électriques
An electric motor (1) comprises a casing (2), a stator housed in the casing (2), a sealing cover (10), a rotor (6) rotatable inside the casing (2) and equipped with a commutator (7), a circuit (8) for powering the commutator (7) comprising two brushes (15) in sliding contact with the commutator (7); the motor (1) comprises two brush holder sleeves (14) in which the brushes (15) slide and two springs (17) operating between the brush holder sleeves (14) and the respective brushes (15) in such a way as to push the latter towards the commutator (7); both the sleeves (14) and the springs (17) form part of the circuit (8) for powering the brushes (15).
H02K 5/14 - Moyens de support ou de protection des balais ou des porte-balais
H02K 11/02 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection pour la suppression des parasites d’origine électromagnétique
H01R 39/40 - Porte-balais permettant le mouvement du balai dans son support pendant le passage du courant
H01R 39/415 - Porte-balais du type cartouche avec ressort se détendant de lui-même
A ventilator (1) comprises an electric motor (2) comprising a casing (4), a rotor rotatable inside the casing (4) about an axis of rotation (R), a shaft (5) integral with the rotor and having at least one end portion (6) protruding from the casing (4); the ventilator (1) comprises a fan equipped with a plurality of blades (7), a hub (8) for mounting the blades (7) and comprising a bottom wall (9) for coupling to the shaft (5) and at least one perimeter portion (11) extending from the bottom wall (9) to define a base for connecting the blades (7); the hub (8) is defined by a rigid disc (8) and comprises a plurality of bases (Ha) which extend from the bottom wall (9) at each of the blades (7) to define a connecting surface for joining each blade (7) to the bottom wall (9).
A method for making a rotary electric machine comprises the steps of: preparing a core (18) having a plurality of pole expansions and a plurality of windings (100, 200, 300) made of electrically conductive material on the pole expansions, where at least a part of the windings (100, 200, 300) is made from a conductor wire having a free end (14) that can be connected electrically to a mains power supply; stably coupling to each other at least two free ends (14) of different windings (100, 200, 300) so as to connect them to a single power supply terminal; twisting the coupled ends (14) together to form a single electrical termination (5, 6, 7) twisted along a principal line of extension of the electrical termination (5, 6, 7).
a), for absorbing the heat produced, in particular, by the electronic circuit (8). The machine (1) also comprises elastic elements (12) operating between the stator (3) and the electronic circuit (8) in such a way as to press the electronic circuit (8) against the heat sink.
A ventilation unit for motor vehicles comprises a tubular element (5) fitted, through an opening (4) in the chassis (1) of the motor vehicle, and a hub (8), coaxial with the tubular element (5), which mounts an electric motor (10) for driving an impeller (12) fitted with blades (15); the motor and impeller are supported by connecting means (7) which are provided between the tubular element (5) and the hub (8) and which define a grille (20) for protecting the opening (4); these connecting means are suitably shaped to define means for regulating the air flow generated by the impeller (12), in such a way as to increase efficiency and reduce noise; the unit (2) also comprises a cover (21) for protecting the motor (10), fitted with means (24) for quick connection/disconnection to/from the hub (8) and defining, between the hub and the motor, openings (26) to allow the passage of the air flow moved by the impeller in such a way as to cool the motor.
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
75.
Electric machine having a heat dissipating construction
An electric machine comprises an outer casing (2), a rotor and a stator (3) having at least one polar expansion (5) and at least one winding (8) having an annular shape and placed around the polar expansion (5). The casing (2) has a plurality of protrusions (13) each of which holds, by supporting, a corresponding portion (12) of a stator winding (8) to enable heat exchange between the winding (8) and the protrusion (13). Each portion (12) of the winding (8) is electrically insulated from the respective protrusion (13).
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
Produits et services
Motors and engines (except for land vehicles); fans for motors and engines; electric fans for motors; speed governors for machines, engines and motors; centrifugal pumps (and parts and fittings therefor). Fire alarms; anti-theft warning apparatus; anti-theft warning device; window winders; electric and electronic door-opening devices; car stereos (and parts and fittings therefor); aerials (and parts and fittings therefor); apparatus for recording, transmission and reproduction of sound and images; telephone apparatus; protectors for electric motors (and for parts of electric motors); connectors; electric sensors for motors; electric connection indicators. Apparatus for heating, refrigerating, ventilating, air conditioning for vehicles (and parts and fittings therefor); refrigerators (and parts and fittings therefor). Motor vehicles and parts; motors and engines for land vehicles; anti-theft devices for vehicles (and parts and fittings therefor); electric defrosting devices for vehicles (and parts and fittings therefor); windscreen wipers; electric controllers for windows; vehicles seats; brakes for vehicles; safety belts (and parts and fittings therefor); Central Control Lock (CCL) for vehicles; fans for motors; tyres.
An electric motor (1) comprises a casing (2), a stator housed in the casing (2), a sealing cover (10), a rotor (6) rotatable inside the casing (2) and equipped with a commutator (7), a circuit (8) for powering the commutator (7) comprising two brushes (15) in sliding contact with the commutator (7); the motor (1) comprises two brush holder sleeves (14) in which the brushes (15) slide and two springs (17) operating between the brush holder sleeves (14) and the respective brushes (15) in such a way as to push the latter towards the commutator (7); both the sleeves (14) and the springs (17) form part of the circuit (8) for powering the brushes (15).
H02K 5/14 - Moyens de support ou de protection des balais ou des porte-balais
H02K 11/02 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection pour la suppression des parasites d’origine électromagnétique
In an axial fan (1), equipped with a frame (13), a motor (2) and an impeller (3) whose hub (15) is rotationally driven by the motor (2) and where the hub (15) is cup-shaped, with an end wall (16) and an annular side wall (17) to partially contain the motor (2), the motor (2) protrudes from the hub (15) with its longitudinal end (23) which is supported and laterally surrounded by a crown (12) of the frame (13) and the crown (12) has an annular end strip (21) facing the hub (15) and laterally surrounding an annular end strip (22) of the hub (15) which faces the crown (12).
F04B 35/00 - 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
A ventilation system (1) for vehicles comprises an electric ventilator (2) in turn comprising a fan (4), an electric motor (3) for driving the fan (4) and a microcontroller (6) installed at the motor (3) for controlling the rotation speed of the fan (4), the micro-controller (6) processes one or more vehicle functional parameters according to which it defines the rotation speed of the fan (4).
A fan (1), in particular for vehicle engines, comprises a hub (2) that can be engaged with a rotating shaft of a vehicle, a plurality of blades (4) extending radially from the hub (2) and a peripheral ring (5) coaxial with the hub (2). The blades (4) are interposed between the hub (2) and the peripheral ring (5) and are fixed at one end to the hub (2) and at the other end to the peripheral ring (5). The diameter "D" of the fan (1) corresponds to the diameter of the peripheral ring (5) and is between 305 mm and 365 mm, preferably between 320 mm and 350 mm, even more preferably between 335 mm and 345 mm, and advantageously is 340 mm.
An electric drive (1) comprises: a permanent magnet brushless motor (2), a motor (2) power supply bridge, a circuit for driving the power supply bridge according to the position of the rotor and of the phase currents (is); the drive (1) comprises a circuit (40) for detecting the zero crossings of a phase current (Is) in order to drive the electric motor (2).
An electric machine (1) comprises; a casing; a stator (3) fixed to the casing and including at least one electrical winding (5); a rotor (4) housed in the casing and rotatably connected to the latter; an electronic circuit (8) for powering the winding (5) at least partly housed in the casing; a cover (2a) for closing the casing to form with the latter a sealed enclosure; a terminal strip (9), accessible from outside the sealed enclosure, for controlling and powering the electronic circuit (8); a heat sink, embodied by the cover (2a), for absorbing the heat produced, in particular, by the electronic circuit (8). The machine (1) also comprises elastic elements (12) operating between the stator (3) and the electronic circuit (8) in such a way as to press the electronic circuit (8) against the heat sink.
H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
A ventilation unit for motor vehicles comprises a tubular element (5) fitted, through an opening (4) in the chassis (1) of the motor vehicle, and a hub (8), coaxial with the tubular element (5), which mounts an electric motor (10) for driving an impeller (12) fitted with blades (15); the motor and impeller are supported by connecting means (7) which are provided between the tubular element (5) and the hub (8) and which define a grille (20) for protecting the opening (4); these connecting means are suitably shaped to define means for regulating the air flow generated by the impeller (12), in such a way as to increase efficiency and reduce noise; the unit (2) also comprises a cover (21) for protecting the motor (10), fitted with means (24) for quick connection/disconnection to/from the hub (8) and defining, between the hub and the motor, openings (26) to allow the passage of the air flow moved by the impeller in such a way as to cool the motor.
An electric drive comprises a plurality of synchronous motors (2, 3, 4), a line (5) for powering the motors (2, 3, 4), a control unit (6) that powers the line (5) inside it to modulate supply voltage of the motors (2, 3, 4); the control unit (6) also comprises a feedback circuit (7) active between the motor (2, 3, 4) and the control unit (6) to provide the latter with data (S2, S3, S4) relating to the operation of each motor (2, 3, 4) so that the control unit (6) can modulate the voltage also as a function of the feedback data.
H02P 6/04 - Dispositions pour commander ou réguler la vitesse ou le couple de plusieurs moteurs
H02P 5/74 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple d’au moins deux moteurs électriques pour commander au moins deux moteurs dynamo-électriques à courant alternatif
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Machines and machine tools; motors and engines (except for
land vehicles); machine coupling and transmission components
(except for land vehicles); agricultural implements other
than hand-operated; incubators for eggs. Vehicles; apparatus for locomotion by land, air or water. Building/erection of buildings; repair; installation
services; assistance and maintenance.
An electric drive (1) comprises: a permanent magnet brushless motor (2), a motor (2) power supply bridge (3), a circuit for controlling the power supply bridge (3) according to rotor position and phase currents (Is); the drive (1) comprises a circuit (6) for detecting the zero crossings of the induced counter electromotive force (Es) in the stator windings to determine the position of the rotor and a circuit (25) for indirectly detecting the amplitudes of the phase currents (Is).
H02P 6/06 - Dispositions pour la régulation de la vitesse d'un seul moteur dans lesquelles la vitesse du moteur est mesurée et comparée à une grandeur physique donnée pour ajuster la vitesse du moteur
H02P 6/08 - Dispositions pour commander la vitesse ou le couple d'un seul moteur
H02P 6/18 - Dispositions de circuits pour détecter la position sans éléments séparés pour détecter la position
G01R 15/18 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs inductifs, p. ex. des transformateurs
An axial flow fan comprises a central hub (2) and a plurality of blades (3), each fixed to the central hub (2) and extending from a respective first end (3 a) proximal to the hub (2) to a respective second end (3b) distal from the hub (2); the blades (3) are inclined at a keying angle (β) to a rotation plane (R) of the fan which also comprises a plurality of aerodynamic protrusions (11), each extending from a first lateral edge (6) of a corresponding blade (3) in the vicinity of its second end (3b); each protrusion (11) lies in a plane (PP) perpendicular to an axis (A) of fan rotation.
An electric machine comprises an outer casing (2), a rotor and a stator (3) having at least one polar expansion (5) and at least one winding (8) having an annular shape and placed around the polar expansion (5). The casing (2) has a plurality of protrusions (13) each of which holds, by supporting, a corresponding portion (12) of a stator winding (8) to enable heat exchange between the winding (8) and the protrusion (13). Each portion (12) of the winding (8) is electrically insulated from the respective protrusion (13).
H02K 1/18 - Moyens de montage ou de fixation des parties magnétiques fixes sur ou aux structures constituant le stator
H02K 3/32 - Enroulements caractérisés par la configuration, la forme ou la réalisation de l'isolement
H02K 3/52 - Fixation des enroulements de pôles saillants ou de leurs connexions
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
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
An electric machine comprises: a casing (2); a stator (3) and a rotor (4) supported by the casing (2), the rotor (4) having at least one rotor winding (7); a commutator (9) connected permanently to the rotor (4) and electrically connected to the rotor winding (7); a pair of brushes (12), each having a first end (12a) maintained in a sliding position with the commutator (9) and electrically connected to respective terminals which may be connected to an electricity mains supply; a pair of brush holder elements (11) supported by the casing (2), each brush holder element (11) being associated with a respective brush (12) to keep it pressed on the commutator (9). Each brush holder element (11) has at least one lateral surface (18) to face a respective butting position (17) of the casing (2), and which may be joined to the butting portion (17) to transmit a thermal power to the butting portion. The lateral surface (18) of each brush holder element (11) is electrically isolated from the respective butting portion (17).
A ventilation unit (1) comprise : a rotary member (11) equipped with a hub (13) and a plurality of blades (12) connected to the hub (13), and a closed, or sealed, electric motor (4) housed at least partly in the hub (13) and designated to drive the rotary member (11); between the hub and the motor in the ventilation unit there is an air space forming part of fluid dynamic circuit for a flow (F1) for cooling the motor.
F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p. ex. pour la ventilation
F04D 29/32 - Rotors spécialement adaptés aux fluides compressibles pour pompes à flux axial
F04D 29/58 - RefroidissementChauffageRéduction du transfert de chaleur
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
Described is a ventilation unit (1) where an open motor (4) rotationally drives a hub (13) equipped round the outside of it with a plurality of first blades (12) forming an axial fan (27); the motor (4) is at least partially housed in the hub (13) and defines with the latter an air space (15) that forms part of a fluid dynamic circuit (22) for a flow (F1) that cools the motor (4); the cooling flow (F1) is produced by a secondary fan (21) that comprises a plurality of second blades (19), is built into the hub (13) inside the hub (13) itself and is coaxial with the fan (27) formed by the first blades (12).
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Machines and machine tools; motors and engines (except for
land vehicles); machine coupling and transmission components
(except for land vehicles); agriculture implements other
than hand-operated; incubators for eggs. Vehicles; apparatus for locomotion by land, air or water. Building/erection of buildings; repair; installation
services; assistance and maintenance.
An electric ventilator (1) comprises a frame (2), a pair of centrifugal fans (3) mounted on the frame (2), an electric motor (4) for driving the fans (3) and axially interposed between the fans (3), and a unit (5) for controlling the speed of the motor (4); the speed control unit (5) comprises a plurality of electrical switching resistors (7) housed in a box-shaped container (8) that can be closed and sealed; the container (8) is mounted on the frame (2) and has the shape of a bridge so as to surround the casing (13) of the motor (4) without touching it.
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
35 - Publicité; Affaires commerciales
37 - Services de construction; extraction minière; installation et réparation
38 - Services de télécommunications
42 - Services scientifiques, technologiques et industriels, recherche et conception
45 - Services juridiques; services de sécurité; services personnels pour individus
Produits et services
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs; Fans for motors and engines; Fan belts for motors and engines; Filters for cleaning cooling air, for engines; Filters [parts of machines or engines]; Regulators [parts of machines]; Pumps [parts of machines, engines or motors]; Radiators [cooling] for motors and engines; Control mechanisms for machines, engines or motors; Speed governors for machines, engines and motors; Anti-pollution devices for motors and engines; Alternators; Brushes [parts of machines]; Carburetter feeders; Carburetters; Catalytic converters; Condensers [steam] [parts of machines]; Control mechanisms for machines, engines or motors; Controls (Hydraulic -) for machines, motors and engines; Cylinders for motors and engines; Door openers and closers (Hydraulic -) [parts of machines]; Fuel economisers for motors and engines; Heat exchangers [parts of machines]; Hydraulic door openers and closers [parts of machines]; Injectors for engines; Pistons for engines; Pressure reducers [parts of machines]; Pressure regulators [parts of machines]; Radiators [cooling] for motors and engines; Starters for motors and engines. Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus; Door closers, electric; door openers, electric. Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; Air valves for steam heating installations; Anti-dazzle devices for automobiles [lamp fittings]; Anti-glare devices for vehicles [lamp fittings]; Filters for air conditioning. Vehicles; apparatus for locomotion by land, air or water; Anti-theft alarms for vehicles; Anti-theft devices for vehicles; Air pumps [vehicle accessories]; Reversing alarms for vehicles; Motors, electric, for land vehicles; Motors for cycles; Motors for land vehicles; Air bags [safety devices for automobiles]; Anti-glare devices for vehicles; Safety belts for vehicle seats. Advertising; business management; business administration; office functions; Organization of exhibitions for commercial or advertising purposes; Organization of trade fairs for commercial or advertising purposes; Presentation of goods on communication media, for retail purposes. Building construction; repair; installation services; Machinery installation, maintenance and repair; Motor vehicle maintenance and repair; Vehicle maintenance. Telecommunications. Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. Legal services; security services for the protection of property and individuals; personal and social services rendered by others to meet the needs of individuals.
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs; Fans for motors and engines; Fan belts for motors and engines; Filters for cleaning cooling air, for engines; Filters [parts of machines or engines]; Regulators [parts of machines]; Pumps [parts of machines, engines or motors]; Radiators [cooling] for motors and engines; Control mechanisms for machines, engines or motors; Speed governors for machines, engines and motors; Anti-pollution devices for motors and engines; Alternators; Brushes [parts of machines]; Carburetter feeders; Carburetters; Catalytic converters; Condensers [steam] [parts of machines]; Control mechanisms for machines, engines or motors; Controls (Hydraulic -) for machines, motors and engines; Cylinders for motors and engines; Door openers and closers (Pneumatic -) [parts of machines]; Fuel economisers for motors and engines; Heat exchangers [parts of machines]; Hydraulic door openers and closers [parts of machines]; Injectors for engines; Pistons for engines; Pressure reducers [parts of machines]; Pressure regulators [parts of machines]; Radiators [cooling] for motors and engines; Starters for motors and engines. Vehicles; apparatus for locomotion by land, air or water; Anti-theft alarms for vehicles; Anti-theft devices for vehicles; Air pumps [vehicle accessories]; Reversing alarms for vehicles; Motors, electric, for land vehicles; Motors for cycles; Motors for land vehicles; Air bags [safety devices for automobiles]; Anti-glare devices for vehicles; Safety belts for vehicle seats. Building/erection of buildings; repair; installation services; assistance and maintenance; Machinery installation, maintenance and repair; Motor vehicle maintenance and repair; Vehicle maintenance.
A centrifugal fan comprises a casing (2) and an impeller (5) that is mounted in the casing (2) and turns about a defined axis of rotation (X). The casing (2) has an axial inlet opening, through which air is drawn in, and a tangential air discharge opening (7). The tangential discharge opening (7) is delimited by a first edge (8) that is substantially parallel with the axis of rotation (X) and is located in the vicinity of the impeller (5), by a second edge (9) opposite the first edge (8) and spaced from the impeller (5) and by two lateral edges (10), each joining the first edge (8) to the second edge (9). The centrifugal fan also comprises an appendage (12) located in the vicinity of the tangential discharge opening (7), delimited by the first edge (8) and having a convex surface (16) inside the casing (2) and a connecting surface (15) between the convex surface (16) and the first stage (8).
Described is a direct current motor (1) with permanent magnet stator, having at least four stator poles (5, 6, 7, 8) which are spaced at equal angular intervals about the rotation axis (A) of the rotor (3) and which generate a magnetic field that is asymmetrical about the rotation axis (A) of the rotor (3) and where the rotor winding (4) can be powered partially and selectively at least at two fixed, explementary angular sectors.
H02K 23/02 - Moteurs ou génératrices à courant continu à collecteur mécaniqueMoteurs universels à collecteur pour courants alternatif et continu caractérisés par la disposition de l'excitation
H02K 23/04 - Moteurs ou génératrices à courant continu à collecteur mécaniqueMoteurs universels à collecteur pour courants alternatif et continu caractérisés par la disposition de l'excitation l'excitation étant produite par un aimant permanent
H02K 23/20 - Moteurs ou génératrices à courant continu à collecteur mécaniqueMoteurs universels à collecteur pour courants alternatif et continu caractérisés par la disposition de l'excitation avec des balais additionnels disposés sur le collecteur entre les balais principaux, p. ex. machines à champ transversal, métadynes, amplidynes ou autres machines excitées par la réaction d'induit
In an axial fan (1), equipped with a frame (13), a motor (2) and an impeller (3) whose hub (15) is rotationally driven by the motor (2) and where the hub (15) is cup- shaped, with an end wall (16) and an annular side wall (17) to partially contain the motor (2), the motor (2) protrudes from the hub (15) with its longitudinal end (23) which is supported and laterally surrounded by a crown (12) of the frame (13) and the crown (12) has an annular end strip (21) facing the hub (15) and laterally surrounding an annular end strip (22) of the hub (15) which faces the crown (12).
12 - Véhicules; appareils de locomotion par terre, par air ou par eau; parties de véhicules
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agriculture implements other than hand-operated; incubators for eggs; Fans for motors and engines; Fan belts for motors and engines; Filters for cleaning cooling air, for engines; Filters [parts of machines or engines]; Regulators [parts of machines]; Pumps [parts of machines, engines or motors]; Radiators [cooling] for motors and engines; Control mechanisms for machines, engines or motors; Speed governors for machines, engines and motors; Anti-pollution devices for motors and engines; Alternators; Brushes [parts of machines]; Carburetter feeders; Carburetters; Catalytic converters; Condensers [steam] [parts of machines]; Control mechanisms for machines, engines or motors; Controls (Hydraulic -) for machines, motors and engines; Cylinders for motors and engines; Door openers and closers (Pneumatic -) [parts of machines]; Fuel economisers for motors and engines; Heat exchangers [parts of machines]; Hydraulic door openers and closers [parts of machines]; Injectors for engines; Pistons for engines; Pressure reducers [parts of machines]; Pressure regulators [parts of machines]; Radiators [cooling] for motors and engines; Starters for motors and engines. Vehicles; apparatus for locomotion by land, air or water; Anti-theft alarms for vehicles; Anti-theft devices for vehicles; Air pumps [vehicle accessories]; Reversing alarms for vehicles; Motors, electric, for land vehicles; Motors for cycles; Motors for land vehicles; Air bags [safety devices for automobiles]; Anti-glare devices for vehicles; Safety belts for vehicle seats. Building/erection of buildings; repair; installation services; assistance and maintenance; Machinery installation, maintenance and repair; Motor vehicle maintenance and repair; Vehicle maintenance.
