Cooling fan with external circuit board

Details Cooling fan with external circuit board Cooling fan with external circuit board

2007-05-15

2007-05-15

Duong, Hung Van (Department: 2835)

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

C417S423100, C165S121000, C062S259200

Reexamination Certificate

active

11132570

ABSTRACT:
A cooling fan comprising a housing, an electric motor, a blade assembly, and a first motor control circuit board. The housing is operable to connect to a computer chassis that supports an electronic component. An electric motor is fixably mounted within a volume formed by an inner surface of the housing. A blade assembly is rotatably mounted to the electric motor. A first motor control circuit board is coupled to the electric motor and is disposed externally to the volume formed by the inner surface of said housing.

REFERENCES:
patent: 5099181 (1992-03-01), Canon
patent: 5421402 (1995-06-01), Lin
patent: 5676199 (1997-10-01), Lee
patent: 6525938 (2003-02-01), Chen
patent: 6798659 (2004-09-01), Chen
patent: 6924979 (2005-08-01), Clements et al.
patent: 2002/0094282 (2002-07-01), Bendikas et al.
patent: 2003/0019646 (2003-01-01), Clements et al.
patent: 2004/0165355 (2004-08-01), Chen
patent: 2005/0186096 (2005-08-01), Vinson et al.

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