A dual shaft integrated motor includes an inner rotor and an outer rotor that are independently rotatable and rotate in an identical pivotal direction. The inner rotor, an inner stator, an outer stator, and the outer rotor are sequentially arranged from a pivot in a radial direction. The inner stator and the outer stator interpose a non-magnetic body therebetween, the non-magnetic body being provided at a position contiguous with the inner stator and the outer stator along a circumferential direction centering on the pivot.

A stator of a motor include a first split core including first teeth, a second split core including second teeth and facing the first split core to define a rotor accommodating hole with the first split core, a first insulator disposed at the first split core, a second insulator disposed at the second split core, phase coils that are wound around the first teeth and the second teeth, respectively, and are configured to connect to a three-phase alternating current (AC) power supply, power line connectors that are disposed at the first insulator and configured to connect the phase coils to the three-phase AC power supply, and a neutral line connector that is disposed at the second insulator and connected to the phase coils.

An alternating hybrid excitation assembly and its application to a rotary motor, linear motor and transformer, including: an even number of iron cores and a plurality of magnetic isolation layers arranged between, forming a loop, each core includes one or two notches wherein permanent magnets are inlaid, the two magnetic pole faces are attached to two opposite sides of the notch of the corresponding core, and a gap is reserved between one side face of each magnet and the side edge of the notch of the core; the magnets have opposite magnetic polarity directions, and an excitation coil surrounds the cores. A permanent magnetic potential and an excitation magnetic potential are superimposed to form an alternating hybrid excitation magnetic field, and thus electromagnetic energy efficiency is improved. Further, embodiments of the alternating hybrid excitation assembly applied to the rotary motor, the linear motor and the transformer.

Provided is a stator of a single-phase motor with which an efficient magnetic circuit can be formed and a large torque can be obtained. The stator includes a pair of stator cores each having C-shape in a plan view and including distal end portions E disposed proximate to an outer peripheral surface of an axial rotor having a rotating shaft. The stator cores are disposed to opposite to each other with the rotor disposed therebetween in a first radial direction X orthogonal to an axial direction along a central axis line O of the rotating shaft. The stator cores include a pair of arm portions each extending in a radial direction intersecting the first radial direction X, and a base portion. The base portion connects ends of the arm portions on the opposite side from the distal end portions E, and extends in a circumferential direction encircling the central axis line O.

An electric machine includes a plurality of coils and a plurality of U-shaped clips. Each coil defines a coil opening and each U-shaped clip includes a first tooth, a second tooth, and a yoke interconnecting the first tooth and the second tooth. The first tooth of each U-shaped clip is disposed in one coil opening and the second tooth of each U-shaped clip is disposed in another coil opening of an adjacent coil with the yoke bridging the two adjacent coils. And two sidewalls of the two adjacent coils are sandwiched between the first tooth and the second tooth of each U-shaped clip.

An axial flux induction machine comprises at least two stators and one rotor where the stators include an inner and outer ring of coils. The stator is comprised of two mirrored structures constructed such as to secure wire coils, amplify magnetic characteristics, and provide a structure upon which to secure a rotary shaft. The structures supporting the outer ring of coils can be in contact between the two stators and the outer ring can be spaced further from the rotary shaft than the inner ring of coils and also further from the rotary shaft than an outer edge of the rotor.

Provided is a stator that can easily attach a coil to a tooth and that can reduce concentration of stress generated in the core during operation. The stator includes a plurality of divided cores aligned in a circumferential direction. Each divided core includes a tooth, and a divided back yoke extending from an end on a radially outside of the tooth to a first circumferential side. A radial width of the divided back yoke is smaller than or equal to a circumferential width of the tooth. A connecting surface is arranged at an end on a second circumferential side of the divided yoke, the connecting surface being a plane or a convex surface extending from a side surface on the second circumferential side of the tooth to an outer circumferential surface of the divided back yoke.

A light-type conversion driving device for a car lamp light-type conversion device, comprises a shell, a rotor, a stator, a rotating shaft and end covers. The stator and stator windings inside the shell constitute a pair of arc-shaped stator magnetic poles capable of being electrically excited. The rotor is an arc-shaped permanent magnet, is fixed on the rotating shaft, and is arranged in a magnetic field space of the arc-shaped magnetic poles of the stator. The rotor is matched with the arc-shaped stator magnetic poles to form a closed magnetic circuit with an air gap. Two ends of the rotating shaft are respectively connected with an oscillating bar which extends in the radial direction of the rotating shaft.

A dual shaft integrated motor including inner and outer rotors independently rotatable and rotating in an identical pivotal direction, the inner and outer rotors each having an output shaft positioned on one end of the pivotal direction, the dual shaft integrated motor includes: a detection unit including a first detection unit detecting a rotation angle of the inner rotor, and a second detection unit detecting a rotation angle of the outer rotor; a bearing unit including a first bearing rotating in conjunction with the inner rotor, and a second bearing rotating in conjunction with the outer rotor; a stator core unit including a first core serving as a stator core of the inner rotor, and a second core serving as a stator core of the outer rotor; and a base to which the detection unit, the bearing unit, and the stator core unit are sequentially attached from the one end.

The present disclosure relates to an electric machine (1) having a rotor (5) and a stator (4). The rotor (5) has a plurality of rotor poles (12). The stator (4) is part-annular and has a plurality of stator teeth (9) each having a winding. The stator (4) includes a plurality of sets (S1-9) of said stator teeth (9), each set (S1-9) comprising more than one stator tooth (9). The sets (S1-9) are magnetically de-coupled from each other. The windings (11) on the stator teeth (9) in each set (S1-9) are in different phases (A, B, C). The present disclosure also relates to a vehicle (2) having an electric machine (1) of the type described herein.