Frame for an electrical fan

Details Frame for an electrical fan Frame for an electrical fan

2005-05-23

2009-02-03

Nguyen, Ninh H (Department: 3745)

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between shaft or shaft sleeve and...

Reexamination Certificate

active

07484931

ABSTRACT:
A frame (10) for an electrical fan includes a bracket (20) and a bearing support (30) located at the center of the bracket. The bearing support includes a metal tube (50) and a plastic body (40) connecting with the metal tube. The metal tube defines at least one connecting hole (52) in a wall thereof. The plastic body includes an inner portion (42) located inside the metal tube, an outer portion (44) located outside the metal tube, and a connecting portion (46) located in the connecting hole and integrally connecting the inner and the outer portions of the plastic body. The inner portion is used for engaging with two bearings (60) for rotatably connecting with a rotor shaft of the electrical fan.

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patent: 2000-257585 (2000-09-01), None
patent: 87211671 (1999-10-01), None

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