Provided is a method for implementing skewing in a hybrid homopolar generator comprising. The method includes aligning inductor poles within an axial front segment of a rotor, with corresponding magnets within an axial back segment of the rotor. The method also includes moving, during assembly, the axial front segment and the axial back segment relative to each other such that inductor poles in the axial front segment and the axial back segment form a pattern.

A tool changer in accordance with the present disclosure comprises: a housing fastened to a manipulator of a robot, wherein the housing is a non-magnetic material; a bar-shaped magnet disposed in the housing; a motor configured to rotate the magnet on a rotation shaft perpendicular to a longitudinal direction of the magnet; and a core configured to derive a path of a magnetic flux by the magnet. The core comprises: a pair of first poles facing both poles of the magnet, when the magnet rotates to be elongated in a first direction; a bridge configured to connect the pair of the first poles and disposed in the housing, wherein the bridge is a magnetic material; a pair of second poles facing the both poles of the magnet, when the magnet rotates to be elongated in a second direction perpendicular to the first direction; and a pair of terminals connected to the second poles and facing a magnetic body disposed outside the housing.

A tool changer in accordance with the present disclosure comprises: a housing fastened to a manipulator of a robot, wherein the housing is a non-magnetic material; a bar-shaped magnet disposed in the housing; a motor configured to rotate the magnet on a rotation shaft perpendicular to a longitudinal direction of the magnet; and a core configured to derive a path of a magnetic flux by the magnet. The core comprises: a pair of first poles facing both poles of the magnet, when the magnet rotates to be elongated in a first direction; a bridge configured to connect the pair of the first poles and disposed in the housing, wherein the bridge is a magnetic material; a pair of second poles facing the both poles of the magnet, when the magnet rotates to be elongated in a second direction perpendicular to the first direction; and a pair of terminals connected to the second poles and facing a magnetic body disposed outside the housing.

A motor for an air compressor is provided. The motor includes a stator including a first coil to generate a magnetic flux for driving the motor and a second coil positioned in a space the same as a space for the first coil to increase an inductance, and a rotator to mutually interact with the stator to rotate.

A motor for an air compressor is provided. The motor includes a stator including a first coil to generate a magnetic flux for driving the motor and a second coil positioned in a space the same as a space for the first coil to increase an inductance, and a rotator to mutually interact with the stator to rotate.

A single phase brushless high-speed motor, comprising: an outer housing, a stator assembly, and a rotor assembly; the stator assembly including a coil bobbin, stator coils and a stator core; the stator core including two core blocks, which comprise tooth portions, two opposite ends of the tooth portions being provided with a first magnetic yoke and a second magnetic yoke; the tooth portions of the stator core being engaged with each other to form an inner hole of the stator; the rotor assembly comprising an integral bearing, one end of the integral bearing being connected to an impeller, and the other end being mounted around magnets, which form magnetic body having two poles. The volume of the single-phase brushless motor is decreased and the requirements for the miniaturization of single-phase brushless motors are satisfied by arranging a mounting structure comprising a stator assembly and a rotor assembly.

A single phase brushless high-speed motor, comprising: an outer housing, a stator assembly, and a rotor assembly; the stator assembly including a coil bobbin, stator coils and a stator core; the stator core including two core blocks, which comprise tooth portions, two opposite ends of the tooth portions being provided with a first magnetic yoke and a second magnetic yoke; the tooth portions of the stator core being engaged with each other to form an inner hole of the stator; the rotor assembly comprising an integral bearing, one end of the integral bearing being connected to an impeller, and the other end being mounted around magnets, which form magnetic body having two poles. The volume of the single-phase brushless motor is decreased and the requirements for the miniaturization of single-phase brushless motors are satisfied by arranging a mounting structure comprising a stator assembly and a rotor assembly.

This present invention provides a novel DC dynamo which is characterized by making the magnetic lines of flux pass through an air gap between the rotator and the stator in the same direction, thus the most of armature coils can always receive the electromotive force of the same polarity in the same direction. Therefore, bidirectional energy conversion between the mechanical energy and the electrical energy of the armature coils in series can still proceed in the absence of commutators and induced the armature to generate sufficient electromotive force to conveniently regulate suitable terminal voltages and the ratios of the rotating speed and the moving speed thereof.

This present invention provides a novel DC dynamo which is characterized by making the magnetic lines of flux pass through an air gap between the rotator and the stator in the same direction, thus the most of armature coils can always receive the electromotive force of the same polarity in the same direction. Therefore, bidirectional energy conversion between the mechanical energy and the electrical energy of the armature coils in series can still proceed in the absence of commutators and induced the armature to generate sufficient electromotive force to conveniently regulate suitable terminal voltages and the ratios of the rotating speed and the moving speed thereof.

An electric motor having a rotor with an axis of rotation and an annular stator surrounding the rotor, the stator extending along an axial direction parallel to the axis of rotation and having a first end face and a second end face pointing in opposite axial directions. The stator has exactly two stator teeth extending from an annular circumferential surface that runs between the end faces of the stator, in a radially inward direction to the rotor and facing one another in relation to the axis of rotation, a first stator slot and a second stator slot, which faces the first slot in relation to the axis of rotation, extending along the circumferential surface, between the stator teeth.