Cooling fan with an outer rotor motor

Details Cooling fan with an outer rotor motor Cooling fan with an outer rotor motor

2005-05-25

2009-06-30

Le, Dang D (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S089000, C310S063000, C417S354000

Reexamination Certificate

active

07554228

ABSTRACT:
A cooling fan with an outer rotor motor supported by a fan housing. A motor housing is disposed within a conduit through the fan housing, while the outer rotor motor is disposed within the motor housing. A plurality of support members coupled between the motor housing and the fan housing enable the fan housing to support the motor housing. A hub is rotatably coupled to the outer rotor motor and has a first portion disposed within the motor housing and a second portion disposed outside of the motor housing. A plurality of blades extends radially from the second portion said hub.

REFERENCES:
patent: 3032666 (1962-05-01), Papst
patent: 4883982 (1989-11-01), Forbes et al.
patent: 4950932 (1990-08-01), Harms et al.
patent: 5217353 (1993-06-01), De Filippis
patent: 5955807 (1999-09-01), Kajiura et al.
patent: 5969445 (1999-10-01), Horiuchi et al.
patent: 6107708 (2000-08-01), Yamaguchi et al.
patent: 6196802 (2001-03-01), Matsumoto
patent: 6661147 (2003-12-01), Tajima et al.
patent: 7211915 (2007-05-01), Conrady et al.

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