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Patent Searching and Data


Matches 501 - 550 out of 13,864

Document Document Title
WO2001084691A3
A portable device integrates a small dc motor. The mounting structure of the motor allows an easy installation of the motor and to lower an electric noise level substantially. An insulating first elastic member and a conductive second el...  
WO/2002/005409A1
An electric motor with two sets of stator coils (51, 53, 55 and 52, 54, 56), where the coils in each set are coupled in a star configuration. The motor has two sets of contactors with two rotor brushes. The electric current path always c...  
WO/2002/003531A1
The invention relates to an electric motor comprising a shaft (1; 10). Said shaft has a commutator (2; 20) and a magnetic element (3; 30), whose speed and/or angular position is detected by a sensor (4; 40). The invention is characterise...  
WO/2002/003528A2
A flux ring for a motor of a power tool has an annular housing which fits inside the motor can of the motor. At least one magnet is on the ring. The at least one magnet includes a portion formed from an isotropic magnetic material and a ...  
WO/2002/000080A1
In a hand mixer (1) having two mains terminals (10, 11) and having interference suppression means (16) for a motor (27) and having a switching means configuration (130) which includes speed switching means (60) for switching the speed of...  
WO/2001/099259A1
In an electrical drive unit according to prior art, a signal receiver which is arranged on a printed circuit board in an electronic housing has to be brought close to a signal transmitter, thereby requiring considerable effort. The inven...  
WO/2001/089064A1
A rotation sensor for sensing the rotational state of a rotary shaft, which comprises a decreased number of parts and can be fixed easily. An elongated holder receiving part (10) is formed in the rear of an opening (7b) in the case body ...  
WO/2001/084691A2
A portable device integrates a small dc motor. The mounting structure of the motor allows an easy installation of the motor and to lower an electric noise level substantially. An insulating first elastic member and a conductive second el...  
WO/2001/083925A1
An automation assembly is adapted to be connected to a door system of a motor vehicle. The automation assembly is modular and includes a frame that is fixedly secured to the motor vehicle. A motor is fixedly secured to the frame and adap...  
WO/2001/082454A1
The invention relates to a device for use in an electronic driving dynamics control system, comprising an electromechanical converter, especially an electromotor, a hydraulic pump (17), and an electric control device (4, 5, 16) for the c...  
WO/2001/079787A1
The invention concerns a connector for an electric motor, said motor comprising a magnetic ring (21) which is the source of a magnetic field relative to the engine operational parameters, which includes a magnetic current conducting memb...  
WO/2001/080377A1
The invention relates to an electrical machine, especially a starter motor for starting an internal combustion engine, that comprises an armature. Said armature is rotatably mounted inside an excitation winding and comprises commutator w...  
WO/2001/080407A1
The invention relate to a drive system for an adjustable vehicle part. Said drive system has an electromotor (10), a worm gear which has a worm wheel (28) that is surrounded by a gear housing (36, 38; 136, 148); and electronic components...  
WO/2001/078217A1
A flat type vibrating motor capable of providing a big vibration while a size is reduced and eliminating a start dead point, wherein a ring-shaped stator (4) divided into eight parts in circumferential direction and magnetized alternatel...  
WO/2001/076058A1
A power generator in which the rotor's mechanical rotation speed and the output frequency can be varied substantially independently of each other through electronic controls (80), to achieve results such as better match between speed and...  
WO/2001/073926A1
The invention relates to a device for receiving large-scale integrated electronic components (25) in the interior of an electromotor (1). Said electromotor is provided with a base (9) enclosing a commutator (7), a plug connector (10) bei...  
WO/2001/069763A1
A commutator motor capable of utilizing any of dc and ac power supplies and superior in the function of preventing the burning of coil wires during overload. This commutator motor includes an iron core having a plurality of slots, a rota...  
WO/2001/067582A1
This invention relates to a device for an electric motor comprising a stator (10) with at least one stator winding (11), a rotor (14) with a commutator (18) and rotor windings (17) and at least one brush (21) which is pressed against the...  
WO/2001/061828A1
The invention relates to an electric motor, in particular for raising and lowering the panes of a motor vehicle, comprising a driving gear (11), a driving gear housing (10) and an electronic control system located in said driving gear ho...  
WO/2001/057990A1
The invention relates to an electrically driven motor (1) having a shaft (4), whose rotational speed is picked off by a hall sensor (10) assigned to said shaft. The Hall sensor (10) is mounted on a support element (13) that is fixed to a...  
WO/2001/056138A1
The invention relates to an electric drive for a vehicle. A housing (1) that is stationary in relation to the vehicle frame is provided. A motor housing (5) having a stator (4) and a rotor (7) being provided in said motor housing (5) are...  
WO/2001/054235A1
An improved flat or cylindrical mechanical electric commutator with neutral segments (4) between the current carrying segments which allow the current carrying carbon brushes (11, 12, 13, 14) in a brush holder (7) to pass from a negative...  
WO/2001/051883A1
A low cost Hall position sensor comprises a standard surface mount Hall effect sensing device (2) having its three leads (4, 6, 8) soldered directly to an exposed electro-conductive end portion of a standard flexible multiconductor circu...  
WO/2001/051251A1
The invention relates to a hand machine tool (10), in particular, an angle grinder, with a housing (12), which accommodates an electric motor (21) and a gearbox (26). The motor (21) comprises a rotor (210), mounted in rotor bearings (210...  
WO/2001/041288A1
A novel low cost limited angle torque DC brushless servomotor is disclosed. The motor itself is a modified standard low cost DC brush motor which is modified by removing the brush assembly and substituting in its place an appropriately c...  
WO/2001/037407A1
A current feeding device for dc motors, and a method of fabricating the same, wherein after motor brush-pressing plate spring members (52) having a plurality of motor brushes (54) fixed thereto are attached to a brush holding plate (51),...  
WO/2001/037405A1
A DC motor is used to open and close the valve of an EGR valve device. A device for energizing the DC motor includes a commutator mounted on the rotor and divided into sections to produce n phases from the direct current supplied by a po...  
WO/2001/037406A1
A DC motor comprises a stator (2) including n phase coils arranged at substantially regular intervals around the stator core (3), a rotor (8) including a plurality of permanent magnets (9) at respective positions corresponding to the coi...  
WO/2001/037402A1
A current feeding device for EGR valve devices, wherein a power supply motor brush (25) in the current feeding device is arranged on the side of a sensor body power supply section (21) having a sensor, thereby dispensing with a connectio...  
WO2000062402A9
The armature is fabricated from pre-machined copper sheet metal parts with an electrical conductor pattern of numerous axially extending conductive bands. These precision machined sheet metal parts are cold rolled to form two work harden...  
WO/2001/037409A1
An EGR valve device, wherein a rotor (55) on which a magnet (57) is installed is assembled rotatably into a stator comprising a stator core (53) and a coil (54) through bearings (58) and (59), and a power supply device comprising a recti...  
WO/2001/031760A2
The invention relates to a gearmotor which is easy to install and which due to its especially flat design can be utilized in various ways also in narrow spaces. To this end, the gearmotor is provided on one side of a wheel-shaped housing...  
WO/2001/028071A1
A high efficiency and low audio noise motor includes an armature (Figure 5) and a stator (Figure 6). The armature has an armature aspect ratio which is equal to the armature diameter (DA) divided by the armature thickness and is not less...  
WO2000074216A3
The invention relates to a commutator motor, notably a control motor for vehicle units such as window lifts, sun roofs and such like, which comprises a brush holder (19) fixed to the motor housing (11) and a device (22) for detecting the...  
WO2000062402A8
The armature is fabricated from pre-machined copper sheet metal parts with an electrical conductor pattern of numerous axially extending conductive bands. These precision machined sheet metal parts are cold rolled to form two work harden...  
WO/2001/022561A1
The aim of the invention is to ensure easy fixation of a sensor for sensing a speed and/or the direction of rotation (3), especially in the form of a brittle magnetic rotor, in a manner which is devoid of tractile or compression stress, ...  
WO/2001/020754A1
A permanent magnet field-type compact DC motor having a high output and a low cogging torque is made by fixing a pair of rare earth magnets (1) mainly composed of rare earth-iron-based rapidly quenched and solidified flakes to a soft mag...  
WO/2001/017093A1
A permanent magnet small DC motor wherein an arcuate rare earth magnet (1) having a maximum thickness of 1 mm or less which is formed with a binder by compression forming from rare earth metal-iron rapidly-cooled solidified flakes is pre...  
WO/2001/011757A1
A power tool has an electric motor with a stator assembly and an armature rotatable within the stator assembly. A commutator (50) is rotatable with the armature and is connected to the armature via a shaft (42). The commutator (50) has a...  
WO2000057532A3
A motor includes a shaft, at least one bearing, a rotor, a stator, and a brush carrier. The bearing is located adjacent to the shaft. The rotor is interconnected to the shaft and magnetically interacts with the stator. The brush carrier ...  
WO/2001/006619A1
An electric motor (19) comprises a first part (21) and a second part (23) which are moveable with respect to each other. The first part comprises a foil-shaped insulating substrate (51) on which a plurality of series- connected spiral-sh...  
WO/2001/005018A1
A device for energizing a DC motor having a commutator segmented into pieces in a circumferential direction to commutate the DC current that is fed from a power source via a first brush and a slip ring that is segmented into n parts in a...  
WO/2001/002139A1
A portable motor power device comprising a cordless battery pack removably installed in a housing to feed a low DC voltage to a DC motor, and a corded power pack removably installed in the housing to convert an AC power voltage into a hi...  
WO/2000/074216A2
The invention relates to a commutator motor, notably a control motor for vehicle units such as window lifts, sun roofs and such like, which comprises a brush holder (19) fixed to the motor housing (11) and a device (22) for detecting the...  
WO/2000/074208A1
Magnetic shells (4-7) for permanent-magnet-excitation are fixed on the inner periphery of the motor housing (1) by means of clamping elements (2; 3) that are simply pressed into place between the tangential front faces of adjacent magnet...  
WO2000038297A9
An electro-mechanical machine having a field producing assembly (34, 34', 34a, 34b) providing a cup-shaped air gap (133) which is circumferentially disposed about an axis of rotation. The field assembly (34, 34', 34a, 34b) produces a cir...  
WO/2000/062402A1
The armature is fabricated from pre-machined copper sheet metal parts with an electrical conductor pattern of numerous axially extending conductive bands. These precision machined sheet metal parts are cold rolled to form two work harden...  
WO/2000/060725A1
A coreless motor having an improved assembling accuracy and a high accuracy constituted by reducing the number of metallic parts, the weight, the number of parts, the assembling man-hour, and the manufacturing cost. The device is equippe...  
WO/2000/060723A1
A motor for a power tool adapted to be powered by either an AC power source or a DC power source. The motor (12) includes a permanent magnet field (30) having an armature (34) disposed within the field (30). The armature (34) includes a ...  
WO/2000/057532A2
A motor includes a shaft, at least one bearing, a rotor, a stator, and a brush carrier. The bearing is located adjacent to the shaft. The rotor is interconnected to the shaft and magnetically interacts with the stator. The brush carrier ...  

Matches 501 - 550 out of 13,864