Patent ID: 8264109

Claim:
A stator for an external rotor motor, comprising a stator core ( 1 ) having multiple teeth ( 4 ) and a shaft ( 3 ); a stator winding ( 2 ); multiple slots ( 5 ); a pair of end plates ( 6 ); a patch board ( 7 ) having a first through hole ( 8 ); a power wire ( 11 ); and a fastening device ( 9 ) wherein said shaft ( 3 ) is disposed at the center of said stator core ( 1 ); said slot ( 5 ) is formed between adjacent teeth ( 4 ) of said stator core ( 1 ); said stator winding ( 2 ) is received in said slot ( 5 ) and wrapped around said teeth ( 4 ) of said stator core ( 1 ); insulators are injected in one end of said stator core ( 1 ) and in said slot ( 5 ); said end plate ( 6 ) is formed via insulators on one end of said stator core ( 1 ); said patch board ( 7 ) is disposed above one of said end plates ( 6 ); said shaft ( 3 ) passes through said first through hole ( 8 ) of said patch board ( 7 ); a head of said stator winding ( 2 ) is welded with said power wire ( 11 ) to form a weld-connecting portion ( 10 ); and said fastening device ( 9 ) is disposed at the top of said patch board ( 7 ) and operates to fix said weld-connecting portion ( 10 ).