Matches 1 - 50 out of 107 1 2 3 >


Match Document Document Title
US20130342051 AIR COOLED ELECTRIC MOTOR  
An electric motor assembly. A stator includes a set of windings and has a first end, a second end, and an outer radial surface. A rotor includes a shaft having an axis. A first frame supports the...
US20120223610 STATOR BLADE FOR AN ELECTRIC MOTOR  
The present invention refers to a stator blade (10) for an electric motor that comprises a central hole (20), a plurality of grooves (30) spaced around the hole (20), and a plurality of teeth (50)...
US20130009513 STATOR ASSEMBLY FOR MOTOR  
Disclosed therein is a stator assembly including: a stator core (10) having a round base, a plurality of teeth radially formed along the outer circumferential surface of the base, and at least one...
US20140339947 Multi-Piece Stator For An Electric Motor  
A multi-piece stator includes a pole cluster, a flux ring, and an insulation member. A rotor cavity is located at a center of the pole cluster, and multiple flux poles extend radially outward from...
US20130106237 STATOR ASSEMBLY FOR MOTOR  
The present invention relates to a stator assembly that includes: a stator core having a circular base, a plurality of teeth radially formed along an outer circumference of the base, and at least...
US20130200747 MOTOR AND WASHING MACHINE HAVING THE SAME  
A motor having an improved structure to be driven while maintaining a constant level of performance, and a washing machine having the same, the washing machine including a body, a tub disposed...
US20050110363 Method for producing a spindle motor and a spindle motor for a hard disk drive  
In a method for the manufacture of a spindle motor for a hard disk drive comprising a stator, a rotor and a hydrodynamic bearing arrangement that rotatably supports the rotor, it is provided that...
US20070114862 Motor having stator made of soft magnetic powder material  
A motor includes, a stator made of compressed soft magnetic powder, with a plurality of bolt holes formed around a circumferential outer surface of an end of the stator; a cover fitted over the...
US20120115732 SUPERCONDUCTOR WINDING  
This invention relates to a superconducting electrical machine, comprising: a superconducting winding at least partially surrounded by a magnetic flux guide, wherein the magnetic flux guide...
US20070216245 Hollow generator  
Lacking a physical axis of rotation, this all-in-one electric generator/turbine requires less kinetic energy, substantially fewer parts, and less space in the power plant than traditional designs....
US20140197711 DRIVE UNIT, PARTICULARLY FOR A REVOLVING DOOR, WITH AN ELECTRONICALLY COMMUTATED MULTIPOLE MOTOR  
A drive unit for a door includes an electronically commutated multipole motor having: a stator part configured to be arrangable at a stationary structural component part; and a rotor part...
US20120169063 PERMANENT MAGNET GENERATOR  
A new configuration for a double-sided rotor, radial flux, air-cored, permanent magnet electric generator (1) is disclosed. The generator (1) includes two radially spaced apart rotor portions (33,...
US20060108890 Stator arrangement for an electric machine, a method for the manufacture of a stator arrangement and a direct current motor  
The invention relates to a stator arrangement for an electric machine, particularly a DC motor, comprising a stator body having a stator back yoke ring and a number of stator teeth between which...
US20080175732 Busbar structure, method of producing the busbar structure, and electric motor having the busbar structure  
A method of producing a busbar structure includes a busbar arranging step for arranging a plurality of the busbars at predetermined positions in a cavity which is formed between a fixed mold and a...
US20050116579 Motor for blowers  
A blower motor of the present invention comprises a housing, a motor shaft supported in a bearing which is supported in the housing, a rotor which is fixed to the motor shaft and tapers off toward...
US20090033173 MOTOR STATOR WITH LIFT CAPABILITY AND REDUCED COGGING CHARACTERISTICS  
A motor includes a stator and a rotor, equipped to be movable in at least a first direction relative to the stator, the rotor operably interfacing the stator so that a motor force is generated in...
US20120139388 RARE EARTH SINTERED MAGNET AND MOTOR  
In the rare earth sintered magnet, the ratio of R2 to the sum of R1 and R2 that are contained in crystal grain boundaries surrounding the crystal grains in the rare earth sintered magnet body is...
US20050253478 Tube motor for use in motor-driven shutter or motor-driven blind  
A pipe serving as a shell of a tube motor adapted to drive a rotary tube core of a motor-driven shutter or motor driven blind is composed of two half pieces assembled together.
US20140103777 STATOR FOR AN ELECTRIC MOTOR OF A WASHING MACHINE AND METHOD OF MANUFACTURING THE SAME  
A stator for an electric motor and method of manufacturing the stator is disclosed. The stator has a stator core including an annular yoke and a plurality of teeth, a plurality of polymeric...
US20070013259 Rotary electric machine with stator outer surface designed to enhance heat dissipation  
According to the present invention, a rotary electric machine includes a rotor with a rotary shaft, a stator surrounding an outer periphery of the rotor, and a frame supporting the rotor and the...
US20120274174 ROTARY ELECTRIC MACHINE STATOR  
A stator includes annular segment assembly portions of phases wound on a stator core in a distributed winding manner. The annular segment assembly portion of each phase includes segment coils that...
US20050017593 Bobbin and motor  
In a motor comprising a stator assembly and a rotor assembly housed inside the stator assembly, a bobbin is structured to be oval-cylindrical in its radial cross section, rather than...
US20110278982 PRESS PLATE FOR TIGHTENING THE METAL SHEETS OF A STATOR CORE OF AN ELECTRIC MACHINE  
A press plate (5) for tightening the metal sheets (2) of a stator core of an electric machine has an annular element (16) with a plurality of holes (17) provided at a side wall (11) thereof. The...
US20050258702 Multiple winding coil shapes for increased slot fill  
A stator of an electric machine includes stator teeth. First windings are wound around first stator teeth and define a first cross section having a width that is narrower at a first radial edge of...
US20110260574 MAGNETIC CORE AND USE OF MAGNETIC CORE FOR ELECTRICAL MACHINES  
A magnetic core is described comprising a stack of electrical steel sheets with a known preferential direction of permeability. In the stack the preferential direction of permeability of...
US20120194030 Force Balanced Multivoltage Winding Configuration  
A stator arrangement for a balanced multiple voltage device operable as an electric motor, a generator, or a motor-generator includes a plurality of arc sectors configured so as to surround a...
US20060145559 Electronically commutated single-phase motor  
The present invention refers to an electronically commutated single phase motor comprising a rotor (2; 202; 302) and a stator (3; 203; 303) with an asymmetrical wound yoke (4; 204; 304) and...
US20130293060 METHOD OF MANUFACTURING LAMINATED STATOR CORE AND LAMINATED STATOR CORE MANUFACTURED BY THE METHOD  
A method of manufacturing a laminated stator core and a laminated stator core manufactured by the method, the method capable of forming a recess 21 over one or both of (a) a lateral portion of an...
US20070252448 Stator Module  
The invention relates to a stator module for a synchronous machine with transversal flux guidance, in particular a transversal flux machine having at least one phase, having a stator unit that is...
US20110278983 SEGMENTED CORE MOTOR STATOR  
Stator core of motor stator is equipped with a segmented core connecting body which connects in an annular shape a segmented core having a structure whereby laminated core plates are connected and...
US20080252164 Variable speed motor  
Shift gears of a variable speed motor is no longer needed for a set of gears, but multiple layers disks with magnets fit over an axle rotated by a multiple layers annular opening of a housing,...
US20070210674 Stator of rotating electric machine and structure thereof  
In a stator core support structure in a conventional rotating electric machine, it has been difficult to set the circumferential and radial stiffnesses with which elastic bars support a stator...
US20070152520 ROTATING MACHINERY  
In a rotating machinery having armature windings constituted by a lot of strands, when the armature winding is constituted by four layers, a step number of the strands becomes half with respect to...
US20080001494 Motor Generator and Automobile Carrying the Same  
In a stator core composed of a powder compacted magnetic body, a yoke part comprises a protrusion protruding from an axial end face of a tooth. The tooth has an axial length gradually decreases...
US20130307369 STATOR WINDING COMPRISING MULTIPLE PHASE WINDINGS  
Stator winding (18) comprising multiple phase windings (12). A phase winding has at least two partial phase windings (120a, 120b) which include coils (123) and coil connectors (126) that run parallel.
US20130027112 INDUCTOR  
This invention relates to an inductor, more particularly, to an inductor with variable inductances.
US20080185935 Brushless Dc Machine And Its Return Ring Packet, Gear Rim Packet, And Top Piece, And Production Method Therefor  
The invention relates to a brushless DC machine comprising a rotor and a stator that supports a winding assembly. The stator encompasses a gear rim with tooth tips that extend radially outward as...
US20060163970 Torus geometry motor system  
A torus motor system includes a hollow stator and a rotor which is driven along a rotor path formed within the hollow stator by a magnet system. The rotor operates as a piston within the rotor...
US20060125341 Stator and electrical machine  
The method for making a stator includes making individual strip-shaped laminas (15) for it; stacking the laminas (15) to form a stator core (13) with grooves (18) on one side extending through the...
US20060066171 Stator core for rotating electric machine  
An outer rotor type split stator core which can be simply assembled at one time of core elements arranged in a circular form and possesses high rigidity, wherein core elements divided into...
US20080067883 Generator and/or motor assembly  
A generator and/or motor device that includes an inner stator having one or more inner coils, an outer stator shell having one or more outer coils, and a rotor assembly arranged radially between,...
US20070096581 Brushless permanent magnet motor/generator with axial rotor decoupling to eliminate magnet induced torque losses  
A permanent magnet motor/generator that includes a stator, a rotor provided with a plurality of permanent magnets at a peripheral surface thereof and having a central axis which coincides with the...
US20080238226 STATOR AND GAP WINDING MOTOR USING THE SAME  
A so-called gap winding motor capable of preventing a rotation detector from being affected by noise generated by a stator coil connection portion and decreasing the size and cost is provided. The...
US20060290231 Small generator with collective multiple magnetic poles (2)  
A small generator with collective multiple magnetic poles includes a magnet member, multiple magnetic poles arranged in an annular shape and facing to the magnet member, a iron core having its...
US20070159016 Vibration generator and assemblies embodying same  
A vibration generator (11) is provided that comprises a housing (1), a weight (3) that is movable relative to the housing in a manner operatively imparting a vibratory movement to the housing, and...
US20080092374 Generator endplate removal tool and method  
A method and apparatus for compressing the endplate of an electric generator to relieve the restraining force on a plurality of key blocks that restrain the endplate in compression. The method...
US20060273682 Permanent-magnet generator with magnetic flux controls  
A permanent-magnet generator with flux control means, which has a device simple in construction to increase or decrease air gaps for flux path in response to an rpm of a rotor, regulating a...
US20110168472 MIDDLE ELECTRIC MOTOR DRIVE UNIT FOR ELECTRIC BICYCLE  
A middle electric motor drive unit for an electric bicycle, including a motor, a controller, a sensor, a gear reducer, a one-way clutch, a chain tightener, and a housing. The middle electric motor...
US20080211326 Inner rotor type permanent magnet excited transverse flux motor  
Disclosed herein is an inner rotor type permanent magnet excited transverse flux motor, in which a laminated structure in an axial direction or in a radial shape is applied to a stator iron core...
US20140132106 MOTOR HAVING BRIDGED STATOR WITH SEARCH COIL  
A motor is provided for use in a machine. The motor includes a bridged stator.

Matches 1 - 50 out of 107 1 2 3 >