Method for Winding a Stator for use in a Dual-Phased Motor

Abstract

A method for winding a stator for use in a dual-phased motor is disclosed. The stator includes a magnetic yoke portion and first, second, third and fourth magnetic poles that are circumferentially arranged around and coupled with the magnetic yoke portion. The method includes winding a first wire around the first and third magnetic poles to form first coil layers, winding a second wire around the first magnetic pole to form a second coil layer, around the second magnetic pole to form a first coil layer, around the third magnetic pole to form a second coil layer, and around the fourth magnetic pole to form a first coil layer, and winding a third wire around the second and fourth magnetic poles to form second coil layers.

What is claimed is: 
     
         1 . A method for winding a stator for use in a dual-phased motor, wherein the stator comprises a magnetic yoke portion and first, second, third and fourth magnetic poles that are circumferentially arranged around and coupled with the magnetic yoke portion, wherein the method comprises:
 winding a first wire around the first and third magnetic poles to form first coil layers;   winding a second wire around the first magnetic pole to form a second coil layer, around the second magnetic pole to form a first coil layer, around the third magnetic pole to form a second coil layer, and around the fourth magnetic pole to form a first coil layer; and   winding a third wire around the second and fourth magnetic poles to form second coil layers.   
     
     
         2 . The method for winding the stator for use in the dual-phased motor as claimed in  claim 1 , wherein the first coil layer of each of the first, second, third and fourth magnetic poles is an inner layer of the coil, and wherein the second coil layer of each of the first, second, third and fourth magnetic poles is an outer layer of the coil. 
     
     
         3 . The method for winding the stator for use in the dual-phased motor as claimed in  claim 1 , further comprising:
 dividing each of the first, second, third and fourth magnetic poles into two winding areas radially spaced from each other; and   winding the first coil layer and the second coil layer in the two winding areas, respectively.   
     
     
         4 . The method for winding the stator for use in the dual-phased motor as claimed in  claim 1 , wherein the first and second coil layers of the first and third magnetic poles are wound in a direction, and wherein the first and second coil layers of the second and fourth magnetic poles are wound in another direction opposite to the direction. 
     
     
         5 . The method for winding the stator for use in the dual-phased motor as claimed in  claim 1 , further comprising:
 connecting two ends of the first wire to a common pin and a connection pin, respectively;   connecting two ends of the second wire to a second power pin and the common pin, respectively; and   connecting two ends of the third wire to the connection pin and a first power pin.   
     
     
         6 . A method for winding a stator for use in a dual-phased motor, wherein the stator comprises a magnetic yoke portion and first, second, third and fourth magnetic poles that are circumferentially arranged around and coupled with the magnetic yoke portion, wherein the method comprises:
 winding a first wire around the first and second magnetic poles to form first coil layers;   winding a second wire around the first magnetic pole to form a second coil layer, around the second magnetic pole to form a second coil layer, around the third magnetic pole to form a first coil layer, and around the fourth magnetic pole to form a first coil layer; and   winding a third wire around the third and fourth magnetic poles to form second coil layers.   
     
     
         7 . The method for winding the stator for use in the dual-phased motor as claimed in  claim 6 , wherein the first and second coil layers of the first and third magnetic poles are wound in a direction, and wherein the first and second coil layers of the second and fourth magnetic poles are wound in another direction opposite to the direction. 
     
     
         8 . A method for winding a stator for use in a dual-phased motor, wherein the stator comprises a magnetic yoke portion and first, second, third and fourth magnetic poles that are circumferentially arranged around and coupled with the magnetic yoke portion, wherein the method comprises:
 winding a first wire around the first, second, third and fourth magnetic poles to form first coil layers;   connecting two ends of the first wire to a common pin and a first power pin, respectively;   winding a second wire around the first, second, third and fourth magnetic poles to form second coil layers; and   connecting two ends of the second wire to a second power pin and the common pin, respectively.   
     
     
         9 . The method for winding the stator for use in the dual-phased motor as claimed in  claim 8 , wherein the first and second coil layers of the first and third magnetic poles are wound in a direction, and wherein the first and second coil layers of the second and fourth magnetic poles are wound in another direction opposite to the direction.