Patent ID: 7755236

Claim:
An electric motor for a ceiling fan comprising a shaft 1 ; a stator 2 ; a rotor 3 , with a top end cover 5 ; a bottom end cover 6 ; an outer shell cover ring 7 having a first end and a second end and having an inner wall; and a plurality of permanent magnets 8 ; and at least one bearing 4 ; wherein said stator is fit over said shaft 1 ; said rotor 3 is fit over said stator 2 ; said rotor 3 is engaged with said shaft 1 via at least one said bearing 4 ; said magnets 8 are positioned along said inner wall of said outer shell cover ring 7 ; said top end cover 5 is disposed at said first end of said cover ring 7 ; said bottom end cover 6 is disposed at said second end of said cover ring 7 ; said top end cover 5 and bottom end cover 6 are connected to each other via a plurality of bolts 9 and nuts 10 , said bolts 9 vertically passing all the way though said top end cover 5 and said bottom end cover 6 ; and a plurality of gaps 11 on a radial inner circumference of said top end cover is disposed between two said magnets 8 and serves for the passage of said bolts 9 and said ceiling fan further includes a brushless direct current motor.