Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 701 - 750 out of 16,049

Document Document Title
WO/2005/076438A1
A motor is inserted in the axial direction from an opening section into a motor case, one end surface in the axial direction of a stator is butted against the inner wall surface of the case, and the stator is urged toward axially one sur...  
WO/2005/074107A1
The coil is made of conductive wire in present technical solution. It's of following characteristics: the conductive wire is flat, and the flat wire is wound into flat coil in the same direction. The flat conductive wire contact with eac...  
WO/2005/074099A1
A motor, comprising teeth having teeth (4) on which windings are wound and teeth (5) on which the windings are not wound, wherein the teeth (4) on which the windings (6) are wound and the teeth (5) on which the windings (6) are not wound...  
WO2005043715A3
The invention relates to an actuator comprising an electric control motor, a transmission mechanism and a control element, wherein the control motor is a direct current motor consisting of a first part with permanent magnets and a second...  
WO2005052505A3
The invention relates to a device for detecting movements and/or positions of an object with the aid of voltage pulses induced by the field of adjacent magnets (6, 7) in a coil (4). In order to generate a sufficiently strong signal also ...  
WO/2005/071816A2
An improved linear motor which compensates for manufacturing or assembly errors in the positioning of the magnetic field detectors. The linear motor synthesises a correction signal which can be simply combined (for example added) to the ...  
WO2005043723B1
A brushless permanent magnet electric machine includes a stator assembly having a stator core that defines (12 x n) slots and stator teeth having a generally "T"-shaped cross section. Winding wire is wound around the stator teeth, wherei...  
WO/2005/062460A1
A method and controller for electronically commutating a permanent magnet brushless dc motor (21) under closed loop control where current is commutated (22) through successive combinations of two out of three stator windings to produce a...  
WO/2005/060069A2
The device for determining the position of the rotor in an electric motor comprises a detector (2), which is mounted on the electric motor (1) and which is sensitive to the passage of the rotor through a reference position, and comprises...  
WO/2005/055394A1
The invention relates to an electromotive drive comprising an electric motor with a commutator that is located in a motor housing, in addition to gearing that is flange-mounted on the electric motor. In said drive, the armature shaft pas...  
WO/2005/055398A1
An electric power steering device (1) has an electric motor (7) for assisting steering, the electric motor (7) including a rotating shaft (8) and a motor housing (18). The electric motor (7) has a stator (19) fixed to the motor housing (...  
WO/2005/055400A1
A switched DC rotating electrical machine (100) comprising a stator (3), a rotor (2) and switching means (11a, 11b, 18a, 18b), an excitation winding (5) associated with one of the stator (3) or the rotor (2) having a pair of inputs, the ...  
WO/2005/055401A1
An apparatus and method for providing improved sensorless control of permanent magnet motors is described. Induced electricity from at least one winding set is used to determine rotor position and provide feedback to a commutation circui...  
WO/2005/053139A1
A brushless permanent magnet electric machine with a fixed radial air gap is operated to a much higher speed than normal maximum speed by the reduction in effective magnet pole strength. Permanent magnets are supported on the inner surfa...  
WO/2005/052505A2
The invention relates to a device for detecting movements and/or positions of an object with the aid of voltage pulses induced by the field of adjacent magnets (6, 7) in a coil (4). In order to generate a sufficiently strong signal also ...  
WO/2005/050822A1
An electric motor operated by AC current, that includes a stator (11) and a rotor (14) supported for rotation about an axis relative to the stator. The stator is provided with field windings (12) angularly distributed about the rotor axi...  
WO2005011098A3
The present invention provides a highly optimized motor design enabling an increase in torque compared to a similarly sized motor of traditional design. Additionally, the present invention enables motors that provide smooth, ripple free,...  
WO/2005/043723A1
A brushless permanent magnet electric machine includes a stator assembly having a stator core that defines (12 x n) slots and stator teeth having a generally 'T'-shaped cross section. Winding wire is wound around the stator teeth, wherei...  
WO/2005/043715A2
The invention relates to an actuator comprising an electric control motor, a transmission mechanism and a control element, wherein the control motor is a direct current motor consisting of a first part with permanent magnets and a second...  
WO2005017318A3
A rotating machine has a stator (Figure 3) and a permanent rotor (Figure 6). The stator has magnetic poles (6 and 8) and bobbin winding (10) located between the magnetic poles (6 and 8). The magnetic poles are connected by circular plate...  
WO/2005/041392A1
The machine (1) comprises: a rotor (2) with a permanent magnet (5), for producing an annular distribution of magnetic polarities (N, S) of angularly alternating sign about the axis of rotation (A-A) of the rotor (2), within a magnetized ...  
WO/2005/041387A1
The invention relates to a dynamoelectric machine comprising one carrier body (8) embodied as a rotor and one carrier body embodied as a stator, said two carrier bodies (8) moving in relation to each other. One of the carrier bodies (8) ...  
WO/2005/038754A2
A self-rotating enclosure (6) containing an electric motor (4) particularly suited for use in very low power and low speed applications, including a counter-torque producing magnet (34). The motor comprises magnets (M3,M4) which generate...  
WO/2005/033813A1
The invention relates to a linear motor and its progressive motion or motion control, more particularly for modular transport devices with straight and curved route sections forming a route course. The invention aims at providing said ty...  
WO/2005/034306A1
A rotor of a motor, comprising a magnetic material-made base plate (13) connected to a rotating shaft (12), an outward swing type rotor core (18) installed on the base plate (13) and having a projected part (20) axially projecting from b...  
WO/2005/034317A1
A DC motor including: a stator having a ring of electromagnets (21) with radially aligned poles and hollow cores (41), a rotor placed concentric with and adjacent to the stator, having a ring of permanent magnets (23) with radially align...  
WO/2005/034307A1
It is possible to increase the efficiency and output without requiring a complicated manufacturing procedure or increase of the cost. An electromagnetic motor includes: a stator fixed to a rotary shaft; a u-phase coil winding unit, a v-p...  
WO2005006518A3
The invention relates to a ventilator for an alternator-starter, fixed on a rotor (4) with magnetic poles and comprising: a metal insert (13) which is used to fix the ventilator to the rotor; an end shield plate (17) and ventilation blad...  
WO/2005/029680A1
A rotor assembly (1) for an electric machine such as a motor comprises a rotor (3) on a shaft (2) having a bearing (7, 8) at each end portion, the bearings being arranged to rotatably support the rotor and shaft. The assembly further com...  
WO/2005/029685A1
It is possible to provide a brush-less type rotation detector shielding structure capable of reducing the interference of magnetic flux leaking from a rotation transformer to a stator iron core and rotor iron core and suppressing lowerin...  
WO/2005/029687A1
A rotor assembly (1) for an electric machine such as a motor comprises a rotor (3) on a shaft (2) having a bearing (7, 8) at each end portion, the bearings being arranged to rotatably support the rotor and shaft. The assembly further com...  
WO/2005/027323A1
A stator part of a linear motor includes a U-phase coil part (10U), a V-phase coil part (10V), and a W-phase coil part (10W) through which currents with phases different by 120 degrees from one another flow. Each coil part has pairs of a...  
WO/2005/027335A1
A multiphase brushless permanent magnet motor has a stator provided with at least one winding for each phase, the windings permanently connected to each other at a plurality of junctions. A power source is coupled, via controlled motor e...  
WO/2005/025037A1
For example, in a combination of: a rotor (1) having 8 magnetic poles; and a stator (2) having 12 slots and having permeance pulsation components of the same number as the number of the poles of the rotor (1) generating cogging torque on...  
WO/2005/022719A1
A rotating electric machine comprises a stator having a frame (20) where the number of stator slots Ns is equal to 12, and a rotor arranged in the inner space of the stator where the number of rotor poles Np is equal to 8. Stress relaxin...  
WO/2005/020411A1
The invention relates to a reluctance motor (1) comprising a rotor (3) and a stator (6), whereby the rotor (3) has rotor segments (10) that, in free-standing areas, are provided with an essentially rectangular design and have the shape o...  
WO/2005/018071A1
The invention provides a synchronous motor in which the share of space for a coil winding wound on a stator core through a bobbin is improved. A stator core (26) is dividably assembled to the axial opposite sides of a bobbin (29) having ...  
WO/2005/017318A2
A rotating machine has a stator (Figure 3) and a permanent rotor (Figure 6). The stator has magnetic poles (6 and 8) and bobbin winding (10) located between the magnetic poles (6 and 8). The magnetic poles are connected by circular plate...  
WO/2005/011098A2
The present invention provides a highly optimized motor design enabling an increase in torque compared to a similarly sized motor of traditional design. Additionally, the present invention enables motors that provide smooth, ripple free,...  
WO/2005/008862A1
[PROBLEMS] To provide a brush-less motor used in electric devices, a small-size brush motor, and a ring magnet, a yoke-equipped ring magnet, and a brush-less motor capable of simultaneously achieving reduction of cogging torque and high ...  
WO/2005/008880A1
A field winding (1) is connected with an AC power supply, a rotor winding (4) is formed by sequentially connecting unit windings wound uniformly in the circumferential direction of a stator core (5), a lead wire of each unit winding is c...  
WO/2005/008864A1
A steering device (1) for a vehicle, comprising an electric motor (12) for generating steering supporting force. The electric motor (12) further comprises two rotors (18, 19) and a stator (22). The stator (12) further comprises a plurali...  
WO/2005/006518A2
The invention relates to a ventilator for an alternator-starter, fixed on a rotor (4) with magnetic poles and comprising: a metal insert (13) which is used to fix the ventilator to the rotor; an end shield plate (17) and ventilation blad...  
WO/2005/004313A1
The invention relates to a planar direct drive unit comprising a passive unit (1), an active unit (3), a bearing unit, and a position measuring system that is provided with a material measure and a measuring sensor which scans the materi...  
WO/2004/109894A1
The aim of the invention is to reduce the torque ripple of permanent magnet excited synchronous motors (1) having tooth coils (6). For this purpose, the invention provides for constructive means for damping or neutralizing the fifth and/...  
WO/2004/107529A1
It is possible to suppress vibration and noise caused by radial-direction electromagnetic excitation force of an electric motor. In an electric motor (100), a rotor (1) is divided into four rotator pieces (3, 4, 5, 6) with respect to a s...  
WO/2004/107537A1
A system and method for assembling machines using multiple, structurally equivalent components. The characteristics of each component are tested. The tested components are sorted into component classes using the test information. Individ...  
WO/2004/107536A1
A brushless motor has a stator 6, a rotor 7 and a circuit board 4 for controlling rotation of the rotor 7. The stator 6 has iron cores 1 and coils 2 wound around the iron cores. Switching elements 3 for turning on and off electric power ...  
WO/2004/095675A1
The invention relates to a gearing drive unit (10), which can be combined with different plug-in modules (34, 82, 94, 110). The gearing drive unit comprises: an electric drive motor (12) having an armature shaft (16); at least one housin...  
WO/2004/093298A1
A permanent magnet type motor (10) comprising a rotor (30) having permanent magnets arranged in two stages in the axial direction on the outer circumference of a rotor core while being shifted by an electrical stage skew angle Ņēr in the...  

Matches 701 - 750 out of 16,049