Matches 151 - 200 out of 392 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
6137202 Insulated coil and coiled frame and method for making same  
An insulated coil for use in a coil and pole assembly comprising an electrically conductive coil including a plurality of aligned, overlapping turns that are coated with a powder coating material...
6118203 High efficiency motor for x-ray generation  
An x-ray generating device having an improved high efficiency motor is disclosed. The x-ray generating device comprises a cathode assembly and an anode assembly arranged opposite each other in a...
6114790 Sixteen and thirty two slot three phase induction motor winding  
An electric motor comprising a stator having sixteen or thirty two slots and three windings asymmetrically arranged in the slots to achieve a substantially balanced three-phase operation.
6107718 Stator for an electrical machine  
In a stator (11) for an electrical machine, in particular for a starter motor in motor vehicles, having an exciter winding (22) with a plurality of windings that is wrapped randomly around the...
6066910 Commutator-less direct-current motor  
A direct-current motor has a single coil having a plurality of active branches and a rotor having a permanent magnet. The active branches are arranged in sequence essentially without gaps. The...
6059969 AC generator stator coil with noise reduction  
In an ac generator having a claw-pole type rotor, a stator winding has a plurality of front and rear coil ends. Each of the rear coil ends has an inside bent portion extending radially outward from...
6060810 Stator for linear motor by staggered core lamination  
The present invention relates to a stator for a linear motor by staggered core lamination which can facilitate insulation and assembly of a stator core, can freely set an interval of an opening of...
6040650 Stator with coplanar tapered conductors  
The torque produced by an electric machine of the axial air gap type is increased by pressing or forming the active sectors of the radial coil sections, essentially coplanar, and by using...
6011339 Motor mounted in a vehicle  
6005324 Brushless motor and method of manufacturing a stator of the brushless motor  
A brushless motor has a housing including an upper housing and a lower housing; a P.C.B. installed in the upper housing, a stator provided at an underside of the P.C.B., the stator having a...
6002193 Basic module for a discoidal electric machine, and corresponding electric machine  
The present invention includes a basic module for a discoidal machine. The module includes at least one stator subassembly and a rotor subassembly. A housing member is connected to the stator...
5990247 Base and solvent-decomposed molding of thermosetting resin and aliphatic polyester  
The thermosetting composition of the present invention includes an unsaturated polyester, an addition polymerizable monomer, a low shrink agent other than an aliphatic polyester, and an aliphatic...
5986380 Mechanical constraints for tapered end turns of a generator rotor  
An end turn arrangement for turns in a rotor where individual windings are stacked in tapered radial slots in the rotor, with successive turns having a smaller width in a radial inward direction,...
5982069 Axial gap machine phase coil having tapered conductors with increasing width in radial direction  
The torque produced by an electric machine of the type generally known as an axial air gap motor or generator is increased by using nonuniform conductor wires in the stator phase coils in the areas...
5977679 Pole-phase modulated toroidal winding for an induction machine  
A stator (10) for an induction machine for a vehicle has a cylindrical core (12) with inner and outer slots (26, 28) extending longitudinally along the inner and outer peripheries between the end...
5970600 Method of making brushless DC permanent magnet stator windings  
A brushless permanent magnet DC motor for use in a traction drive system has power density and high efficiency. The motor includes a multiple turn, fast insertion, double wave winding which does...
5962945 Multiple parallel conductor  
In a multiple parallel conductor (1), in particular a continuously transposed cable, used for windings of electrical devices and machines, each strand has its own electrical insulation and all...
5959387 Method for winding a field assembly for a universal motor and apparatus produced thereby  
A method for winding a field assembly for a universal motor and apparatus produced thereby is disclosed. The method involves winding both a field winding and a brake winding over different field...
5955804 Alternator winding arrangement with coil ends spaced apart from one another for air passage  
The coil-end portions of an armature winding are disposed around cooling fans and closely, and outer coil ends of the coil-end portions are disposed to be close to alternator frames via insulating...
5912517 Coil components and motor using the coil components having a terminal pin with a conducive connection member wound there around  
A coil component comprises a wire, a terminal pin around which an end of the wire is wound, a terminal section for fixing one end of the terminal pin and for allowing the terminal pin to project...
5910697 High-power, low-voltage axial air-gap electrical machine having a compact stator  
An axial air-gap electric machine comprises a stator including a supporting member having one or more coil structures mounted thereon. The supporting member includes one or more eccentric recesses...
5898252 Dynamoelectric machine rotor and method for preparing it  
A dynamoelectric machine rotor comprising a rotary shaft; a field core member engaged with the rotary shaft; a field coil wound on the field core member through a bobbin; and an outer...
5896021 Removal of moisture from induction motors  
A method for removing moisture from an induction motor having at least two phase windings with each phase winding coupled by a first respective parallel combination of a first switch and a first...
5886444 Rotary machine and manufacturing method therefor  
The present invention is characterized in that a rotary machine attempts to lower the resistance of each coil and realize improvement of efficiency and miniaturization of a motor by shortening the...
5874881 Electromechanical device, coil configuration for the electromechanical device, and information storage and/or reproduction apparatus including such a device  
An electromechanical device has a coil configuration comprising an insulating substrate (30) carrying a first group of 12 series-connected spiral conductor patterns (21a-21m) and a second group of...
5866965 Variable reluctance motor having foil wire wound coils  
A variable reluctance motor is disclosed including a stator having a plurality of radially inwardly extending poles. A coil of foil wire is mounted about each of the stator poles. Flats are formed...
5814412 Base and solvent-decomposed thermosetting molding with aliphatic polyester  
The thermosetting composition of the present invention includes an unsaturated polyester, an addition polymerizable monomer, a low shrink agent other than an aliphatic polyester, and an aliphatic...
5793133 Flat vibration generating apparatus  
A flat vibration generating apparatus wherein a flat coreless eccentric vibrator armature generates an eccentric vibration desired from the aspect of body feel. An air-core armature coil group...
5744896 Interlocking segmented coil array  
Disclosed is a Segmented Coil Array ("SCA") for use in rotary electromotive devices, such as motors and generators, which employ multiple coils operating within an axial gap magnetic structure....
5723933 Electronically commutated DC machine  
An electronically commutated DC machine, especially a DC motor, comprises a permanent magnet rotor providing a cylindrical air gap having a homogeneous magnetic field with straight, radially...
5723931 Multiple pole, multiple phase, permanent magnet motor and method for winding  
A multiple pole, multiple phase, permanent magnet motor comprising a rotor having a plurality of permanent magnet poles, a stator having a plurality of stator slots and an equal number of stator...
5714824 Conductor section for a stator frame of a polyphase dynamoelectric machine  
The conductor section is for a stator frame of a polyphase dynamoelectric machine. The stator frame is provided with a series of elongated parallel slots for receiving respectively conductor...
5710474 Brushless DC motor  
An improved, brushless, slot-less DC motor is disclosed which includes a plurality of ring shaped permanent rotor magnets affixed to the motor shaft and magnetized to have contiguous pole faces...
5708316 Altenator for a vehicle  
In an alternator for a vehicle having field coils for generating rotating magnetic field and stator coils for generating alternating current voltages in response to the rotating magnetic field,...
5698922 Starter for a motor vehicle  
The invention provides a starter for a motor vehicle of the kind having an inductive winding composed of coils, each forming a magnetic pole of the inductor, in which each coil has a conductor of...
5661355 Direct-current electric motor and method of manufacturing this motor  
This motor includes an armature winding (12) equipped with conducting coils (A1 to A4, B1 to B4, C1 to C4) distributed into three phases and into two, lower and upper, layers. The lower coils (A1,...
5654602 Generator winding  
A three phase four pole synchronous generator winding is shown, having three parallel connected circuits per phase, for a stator with 63 winding slots, each circuit having seven series connected...
5636434 Method of fabricating an electrical coil having an inorganic insulation system  
A high temperature electrical insulation system is provided by forming a winding in an electrical device from a conductor that is pre-coated with a first layer of at least partially cured inorganic...
5587619 Rotary armature and method of forming armature coil  
A central conductor portion of a coil is formed with a potbelly-shaped cross-sectional form and a flat-shaped face of an insulated coating film of the potbelly-shaped cross-sectional form coil is...
5530308 Electromagnetic pump stator coil  
An electrical stator coil for an electromagnetic pump includes a continuous conductor strip having first and second terminals at opposite ends thereof and an intermediate section disposed...
5493157 Brushless motor having coreless coil assembly  
A brushless motor of the present invention generally has a stator and a rotor in a clean chamber of contaminant free atmosphere. The stator has a motor base, a shaft provided on the motor base and...
5416373 Electrically insulated coils and a method of manufacturing thereof  
Electrically insulated coils having excellent moisture resistance or water resistance utilize a simple material that is readily available. Using a simple method of manufacture, rotating electric...
5406158 Miniature synchronous motor  
A bobbin or spool is molded of thermoplastic with one end flange of substantially greater diameter with a plurality of arcuately spaced voids through the flange. A coil is wound on the bobbin and a...
5382861 Asynchronous motor and a procedure for the manufacturing of the stator and/or rotor of an asynchronous motor  
An asynchronous motor is disclosed with stator and rotor windings placed in respective grooves, at least one of the windings being a cast winding. The grooves on the stator and those on the rotor...
5361011 Mechanically interlocking rotor assembly  
A rotor for an electrical machine comprises a bobbin, a winding, and two pole pieces. The winding comprises a wire wound around the outer surface of the bobbin. At least one flat on the outer...
5352948 Armature for high-speed electric motors force-ventilated in air containing abrasive dust  
The armature (1) for high-speed electric motors force-ventilated in air containing abrasive dust, in particular in electric tools including right angle grinders, has windings which are laid in...
5350958 Superconducting rotating machine, a superconducting coil, and a superconducting generator for use in a lighting equipment using solar energy  
A superconducting rotating machine comprises a cylindrical frame, a stator installed integrally around an inner periphery of the cylindrical frame and a rotor arranged concentrically and rotatably...
5329197 Generator rotor winding with two coils per slot  
Two coil windings per slot are disposed in a dynamoelectric machine rotor. The coil winding conductors are stacked on the sides of the rotor slots with the central coil sides separated by a...
5325009 Rotor shaft with integral wedge retainers for core of a two-pole generator  
A two-pole generator rotor assembly (100) including a core (120) and a shaft for mounting the core (120). The shaft includes a pair of shaft end portions (117, 119), with each of the shaft end...
5304884 Molded armature  
An armature, a method for producing the armature and a mold for molding the same are so configured that the coil pitch of each of phase coils is set to a value of 125% or less of the pole pitch,...
Matches 151 - 200 out of 392 < 1 2 3 4 5 6 7 8 >