Patent ID: 8742637

Claim:
A waterproof and salt spray-resistant fan motor structure, comprising: a base having a bearing cup vertically projected from one side thereof; a stator assembly being externally fitted around the bearing cup, and including a plurality of silicon steel plates having windings mounted thereon; a case being arranged between the base and the stator assembly, and internally defining a closed space; at least one circuit board being located in the closed space defined by the case; at least one gasket being externally fitted around the case; wherein the case includes a top portion, a first sidewall portion, and a second sidewall portion; the first and second sidewall portions being separately connected to and extended from two radially opposite sides of the top portion to the base, such that the top portion is located opposite to the base, the first and the second sidewall portions are located opposite to each other, and the top portion, the first and second sidewall portions and the base together define the closed space therebetween; and wherein the first sidewall portion has a first distal end and the second sidewall portion has a second distal end; and the first and second distal ends being in contact with the base.