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US20090079293 Claw pole type motor and pump  
A claw pole type motor includes a rotor having a magnet arranged on an outer circumferential surface thereof and a stator including an annular iron core and an annular coil received within the...
US20080231140 ELECTRIC MACHINE HAVING CLAW POLE STATOR  
The present invention relates to an electric machine having a claw pole stator, comprising: a first and a second claw pole plate each of which has a yoke and pole claws, the pole claws connected...
US20060208601 Three phase claw pole type motor  
A three-phase claw-pole-type motor having claw poles easily manufacturable and having high efficiency. A plurality of claw poles are provided each of which has a claw portion, a radial yoke...
US20110043074 STEPPING MOTOR  
A stepping motor includes a rotor assembly and a stator assembly including two stator units axially coupled to each other. The two stator units each include a pair of yokes which each include a...
US20110001388 MOTOR  
In a busbar unit, which is a distributing device arranged to supply electrical currents to coils, a busbar holder is arranged to support coil connection busbars and sensor connection busbars....
US20050067917 Claw pole motor  
A claw pole rotor with at least one motor module is indicated, the claw pole rotor having a stator (11) and an external rotor (12). Stator (11) and rotor (12) are configured conical in shape to...
US20100295390 STATOR FOR A POLYPHASE ELECTRIC MACHINE AND METHOD FOR MANUFACTURING SAME  
A stator (16) is proposed for a polyphase electric machine, having a core body (17), which is provided with slots (114), which are situated in the radial direction with respect to an axis of...
US20110121679 MOTOR  
A motor may include a stator provided with a yoke having a plurality of pole teeth and an exciting coil and a rotor disposed in a circular space surrounded by the pole teeth. A portion where a...
US20050121989 Brushless motor having claw pole type stator  
A stator includes two yokes and two coils. Each yoke is a claw pole type and has a plurality of pole teeth, which extend in an axial direction. The yokes are axially opposed to each other in such...
US20080018194 CLAW-POLE TYPE SINGEL-PHASE MOTOR, CLAW-POLE TYPE SINGLE-PHASE MOTOR SYSTEM AND ELECTRIC PUMP, ELECTRIC FAN AND VEHICLE PROVIDED WITH CLAW-POLE TYPE SINGLE-PHASE MOTOR  
A single-phase claw-pole type motor comprises a stator, which comprises a claw-pole type stator core and toroidally-wound single-phase stator windings, and a rotor that has alternate polarities,...
US20080007126 CLAW POLE STATOR FOR A STEPPING MOTOR AND CLAW POLE STEPPING MOTOR  
A claw pole stator for a stepping motor having at least a first and a second claw pole plate, each of which has a yoke and pole claws, the first and the second claw pole plate having the same...
US20080093950 Polyphase Claw-Pole Machines With a Segmented Magnetic Circuit  
A polyphase claw-pole armature for an electrical machine is made with several identical segments regularly distributed along the direction of motion and spaced by a magnetic air gap. The number of...
US20080067889 MULTIPLE PHASE CLAW POLE TYPE MOTOR  
A claw pole type motor includes first and second claw poles opposed to each other and each including a radial yoke portion having an inner diameter side and an outer diameter side, a plurality of...
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...
US20090162225 PUMP FOR LIQUID COOLING SYSTEM  
A pump comprises a base (10), a case (20) fixed on the base, a rotor (30) received between the case and the base, and an inner stator (40) and an outer stator (50) accommodated in the case. The...
US20090284100 Motor that reduces magnetic interference  
A motor includes a housing formed of a first shell and a second shell, a stator, which is formed of a first yoke, a second yoke, a connecting device and two coils. The first yoke and the second...
US20090284096 Electrical motor and method for manufacturing the same  
There is provided an electrical motor in which the dimensional accuracy of a stator is increased more easily, and the influence exerted on a magnetic circuit is kept as little as possible. In an...
US20090102314 Rotating electrical machinery  
A rotating electrical machine includes: a stator that includes two stator stages each constituted with a plurality of claw poles extending toward opposite sides along an axial direction at...
US20080129157 ELECTRIC GENERATING COIL ASSEMBLY AND ELECTRIC GENERATOR HUB  
An electric generating coil assembly is provided for an electric generating mechanism of an electric generator hub. The electric generating coil assembly has a wire coil part and a wire connecting...
US20140191613 ELECTRIC MACHINE WITH INTERMEDIATE PIECES HAVING MULTIPLE AIR GAPS AND A 3D MAGNETIC FLUX  
The present invention relates to an electric machine (1) consisting of a stator (10) that is provided with at least one exciter unit (11) consisting of a coil (12), at least two annular yokes...
US20110115332 STEPPING MOTOR  
A stepping motor may include a rotor having a drive magnet and a stator having a drive coil wound in a tube shape and disposed on the drive magnet. The stator may include a first yoke, a second...
US20110163629 MOTOR STATOR AND MOLDED MOTOR  
A motor stator is disclosed. Each of a first phase, second phase and third phase of three-phase winding has multiple toroidal coils and crossover wires connecting the coils. The crossover wire of...
US20140191612 ELECTRIC MACHINE WITH MULTIPLE AIR GAPS AND A 3D MAGNETIC FLUX  
The present invention relates to an electric machine (1) that includes a stator (10) and a rotor (20), with the said stator (10) being equipped with at least one annular exciter unit (11) that...
US20100226803 Electric Pump  
A pump is driven by a compact electric motor in which a coil is disposed in a ring form around and along a stator core which has a plurality of claw magnetic poles that extend alternately from...
US20120038301 Polyphase AC Motor, Driving Device and Driving Method Therefor  
Provided is an AC motor in a three-phase unbalanced state such as a claw-teeth type AC motor (108), which is reduced in magnetic flux pulsations and torque pulsations. Among the current command...
US20130270928 STATOR FOR A MODULATED POLE MACHINE  
A stator core section for a stator of a modulated pole machine, the modulated pole machine including the stator, a moving device, and an active gap between respective interface surfaces of the...
US20090243406 Electric Machine Assembly  
An electrical rotary machine is provided comprising a first stator core section being substantially circular and including a plurality of teeth, a second stator core section being substantially...
US20100308671 Can Stack Linear Actuator  
A linear actuator motor design including a rotor assembly that has an insert molded into a non-magnetic sleeve through a plurality of openings, which is kept from rotating within the non-magnetic...
US20080073996 MOTOR STATOR  
A stator motor includes at least one claw-pole assembly (30a, 30b) for coils wound thereon. The at least one claw-pole assembly includes a pair of yokes (10a, 20a, 10b, 20b) facing towards each...
US20080074009 FAN SYSTEM, ELECTRIC MOTOR, AND CLAW-POLE MOTOR  
A fan system having a three-phase claw-pole motor comprising a stator and a rotor, wherein the three-phase claw-pole motor provides with stator coils for three phases which are arranged on one plane.
US20070145834 Permanent magnet type rotary machine  
The permanent magnet type rotary machine is capable of reducing cogging torque caused by variation of amounts of magnetic flux in magnetic circuits. The permanent magnet type rotary machine...
US20130320802 Stator of a Claw-Pole Motor  
A claw-pole motor for driving a centrifugal pump; consisting of stator laminations in the form of annular discs with claw poles adjoining said stator laminations, which claw poles are arranged...
US20090001843 ROTATING ELECTRICAL MACHINE  
A rotating electrical machine includes: a claw pole stator constituted with a stator core that includes a plurality of claw poles and a stator coil wound inside the stator core; and a rotor...
US20090015094 ELECTRICAL ROTARY MACHINE AND METHOD OF MANUFACTURING THE SAME  
An electrical rotary machine includes coils including element wires wound, and a core holding the coil, wherein spaces, both between the coils and the core, and between the adjacent element wires,...
US20090167106 Inductor motor and manufacturing method of inductor motor  
An inductor motor includes a stator block, a substantially cylindrical excitation coil, and a rotor including two substantially columnar magnet rotors coaxially arranged, and the magnet rotors are...
US20070035197 Outer rotor motor  
An outer rotor motor is miniaturized, is easier to assemble, and lead ends can be insulated with improved reliability without a drop in motor characteristics. One or a plurality of concave...
US20080069686 MOTOR AND FAN DEVICE USING THE SAME  
The present invention provides a motor which includes a stator including a plurality of one-phase stators composed of a pair of stator cores having claw-type teeth and a coil for generating...
US20080018195 Claw-Teeth-Type Rotating Electrical Machine  
The present invention realizes reduction in vibration and noise while utilizing reluctance torque. A rotating electrical machine of the present invention includes: a rotor in which a plurality of...
US20150015092 Electric Machine  
An electric machine, especially a transversal flux machine, the stator being composed of a stack of phase segments, each phase segment having at least one stator segment and one stator winding,...
US20060055278 Step motor having stator with separated structure  
A step motor includes a spindle, a magnet unit mounted around the spindle, and a stator assembly sleeved over the magnet unit. The stator assembly includes at least one coil-and-yoke unit having a...
US20100253178 PERMANENT-MAGNET SYNCHRONOUS MOTOR  
The present invention can achieve a highly efficient permanent-magnet synchronous motor that can obtain output in a high-speed area without prolonging the axis of the permanent-magnet synchronous...
US20100181865 STRUCTURE OF CASING OF SMALL STEPPING MOTOR  
Disclosed herein is a structure of a casing of a small stepping motor having an outer diameter of 8 mm or less, in which a plurality of yoke teeth is integrally formed on the inner surface of the...
US20080116761 Stator structures  
The stator structures including: a stator base has a plurality of stator slots and every stator slot is including two outside tunnels and an internal tunnel. The width of every outside tunnels is...
US20070296285 MULTIPHASE CLAW-POLE TYPE ELECTRIC ROTARY MACHINE, COGGING TORQUE ADJUSTMENT SYSTEM OF THE SAME, GENERATOR SYSTEM, AND MOTOR SYSTEM  
A multiphase claw-pole type electric rotary machine has two or more phases-stator units. The stator units are arranged phase by phase in an axial direction of the electric rotary machine. Each...
US20090236930 Motor and control unit thereof  
A motor includes: a rotor having permanent magnets in which N-poles and S-poles are alternately arranged in the circumferential direction; seven stator pole groups, each of which has a plurality...
US20100117494 CLAW POLE GENERATOR, ESPECIALLY FOR BICYCLE GENERATOR HUB  
A claw pole generator is basically provided with a circularly arranged permanent magnet and an internal stationary unit with a yoke and a coil. The yoke includes a first laminated yoke and a...
US20090108701 MOTOR AND DRIVING DEVICE  
A magnetic-pole portion can be formed by thread cutting, whereby a motor can be provided at lower cost as compared to a case where the magnetic-pole portion is formed by press-working.
US20070164628 Electric transmission for transmitting mechanical power, in particular for a motor vehicle transmission  
An electric transmission, in particular for a motor vehicle, including two electric motors, whereby the shaft of one of the electric motors is connected to a mechanical energy source, the motor...
US20100066201 Electric motor  
According to a first aspect the electric motor comprises the following components: a first stator member with n1 teeth, a second stator member with n2 teeth, and a third stator member with n3...
US20110241476 PARALLEL WOUND STATOR  
A wound stator includes a plurality of windings, each winding including a primary lead and a secondary lead defined by free ends of the winding. Each of the windings being associated with a first,...

Matches 1 - 50 out of 65 1 2 >