An apparatus for manufacturing an electronic component includes a grip unit configured to grip an electronic member having a plurality of projections arranged thereon, a connected coil assembly forming unit configured to form a connected coil assembly in which a plurality of single coils are connected to one another, and a coil mounting unit configured to sequentially mount the plurality of single coils of the connected coil assembly on the plurality of projections.

A conductor assembly and method for constructing an assembly of the type which, when conducting current, generates a magnetic field or which, in the presence of a changing magnetic field, induces a voltage. In one embodiment the method provides a first insulative layer tubular in shape and including a surface along which a conductor segment may be positioned. A channel formed in the surface of the insulative layer defines a first conductor path and includes a surface of first contour in cross section along a first plane transverse to the conductor path. A segment of conductor having a surface of second contour in cross section is positioned at least partly in the channel and extends along the conductor path. Along the first plane, contact between the conductor surface of second contour and the channel surface of first contour includes at least two separate regions of contact.

A conductor assembly and method for constructing an assembly of the type which, when conducting current, generates a magnetic field or which, in the presence of a changing magnetic field, induces a voltage. In one embodiment the method provides a first insulative layer tubular in shape and including a surface along which a conductor segment may be positioned. A channel formed in the surface of the insulative layer defines a first conductor path and includes a surface of first contour in cross section along a first plane transverse to the conductor path. A segment of conductor having a surface of second contour in cross section is positioned at least partly in the channel and extends along the conductor path. Along the first plane, contact between the conductor surface of second contour and the channel surface of first contour includes at least two separate regions of contact.

The present invention relates to a resolver having a stator for detecting the rotational position of a rotor rotating at the inner center thereof. The stator includes: a stator core having a cylindrical shape; a plurality of excitation windings attached to the inner surface of the stator core at a predetermined distance in the circumferential direction, each of the plurality of excitation windings being tightly wound; a plurality of sine output windings stacked and attached to the patterns of the excitation windings in the circumferential direction, each of the plurality of sine output windings being loosely wound; and a plurality of cosine output windings stacked and attached to the patterns of the excitation windings in the circumferential direction, the sine output windings and the cosine output windings being alternately attached such that the sine output windings and the cosine output windings have the same winding distribution.

The present invention relates to a resolver having a stator for detecting the rotational position of a rotor rotating at the inner center thereof. The stator includes: a stator core having a cylindrical shape; a plurality of excitation windings attached to the inner surface of the stator core at a predetermined distance in the circumferential direction, each of the plurality of excitation windings being tightly wound; a plurality of sine output windings stacked and attached to the patterns of the excitation windings in the circumferential direction, each of the plurality of sine output windings being loosely wound; and a plurality of cosine output windings stacked and attached to the patterns of the excitation windings in the circumferential direction, the sine output windings and the cosine output windings being alternately attached such that the sine output windings and the cosine output windings have the same winding distribution.

The coil winding device includes a nozzle configured to feed a wire to wind the wire around the winding core to form a coil, a plurality of hook rods disposed in predetermined intervals around an end part of the winding core, the wire drawn out from an edge of the coil being configured to be hooked to each of the plurality of hook rods during a forming process of the coil, a winding core rotating mechanism configured to rotate the winding core together with the plurality of hook rods, a hook rod rotating mechanism configured to rotate the plurality of the hook rods, and a wire drawing-out mechanism configured to draw out the wire from the edge of the coil and hook the wire on the hook rods during the forming process of the coil.

The coil winding device includes a nozzle configured to feed a wire to wind the wire around the winding core to form a coil, a plurality of hook rods disposed in predetermined intervals around an end part of the winding core, the wire drawn out from an edge of the coil being configured to be hooked to each of the plurality of hook rods during a forming process of the coil, a winding core rotating mechanism configured to rotate the winding core together with the plurality of hook rods, a hook rod rotating mechanism configured to rotate the plurality of the hook rods, and a wire drawing-out mechanism configured to draw out the wire from the edge of the coil and hook the wire on the hook rods during the forming process of the coil.

The present invention is to provide a plurality of unit coil portions formed by winding one conductive wire about a winding axis is placed side by side in the winding axis direction, each of the unit coil portions is formed by unit wound portions having different inner circumferential lengths from each other, the unit coil portion is multi-layered in at least a part thereof by pushing at least a part of the unit wound portion having a small inner circumferential length inside the unit wound portion having a large inner circumferential length, and the unit wound portion is wound along a loop shape winding route having a plurality of arc shape corner parts. In unit wound portions forming the unit coil portion, corner parts formed at the same phase angle with respect to the winding axis are formed in an arc shape having curvature center at the same position.

The present invention relates to a stator coil winding machine including: a stator transfer unit adapted to transfer a linear type stator having a plurality of stator cores in directions of X and Y axes; a winding guide unit adapted to guide the transferred stator to coil winding; a winding unit adapted to wind a coil on the stator; a tension adjusting unit adapted to adjust tension on the coil being wound on the stator; and a controller adapted to control operations of the stator transfer unit, the winding guide unit, and the winding unit to allow the coil to be wound on the stator by means of three-phase Y connection, based on a previously set winding sequence.

The present invention relates to a stator coil winding machine including: a stator transfer unit adapted to transfer a linear type stator having a plurality of stator cores in directions of X and Y axes; a winding guide unit adapted to guide the transferred stator to coil winding; a winding unit adapted to wind a coil on the stator; a tension adjusting unit adapted to adjust tension on the coil being wound on the stator; and a controller adapted to control operations of the stator transfer unit, the winding guide unit, and the winding unit to allow the coil to be wound on the stator by means of three-phase Y connection, based on a previously set winding sequence.