Stator and cooling fan having the same

Details Stator and cooling fan having the same Stator and cooling fan having the same

2009-06-17

2011-12-13

Leung, Quyen (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S215000, C310S06700R

Reexamination Certificate

active

08076816

ABSTRACT:
A cooling fan includes a fan housing, a stator mounted in the fan housing and a rotor rotatablely supported by the stator. The stator includes a stator core, an insulating frame attached to the stator core and stator coils wound on the insulating frame and around the stator core. The insulating frame electrically insulates the stator coils from the stator core. The stator core includes a main body and a plurality of claws. Every two neighboring claws define a receiving room therein. The insulating frame includes a bottom portion located at a bottom of the stator core and a plurality of flanges extending upwardly from the bottom portion into the receiving rooms of the stator core, respectively. A height of the flanges is no less than that of the stator core.

REFERENCES:
patent: 6654213 (2003-11-01), Horng et al.
patent: 6670736 (2003-12-01), Horng et al.
patent: 2006/0012261 (2006-01-01), Ku et al.

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