The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 20, 2021

Filed:

Jan. 23, 2019
Applicant:

Asustek Computer Inc., Taipei, TW;

Inventors:

Hsin-Chen Lin, Taipei, TW;

Ing-Jer Chiou, Taipei, TW;

Assignee:

ASUSTEK COMPUTER INC., Taipei, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/40 (2006.01); F04D 29/00 (2006.01); F04D 17/16 (2006.01); F04D 29/44 (2006.01); F04D 29/42 (2006.01);
U.S. Cl.
CPC ...
F04D 29/403 (2013.01); F04D 17/16 (2013.01); F04D 29/002 (2013.01); F04D 29/422 (2013.01); F04D 29/4246 (2013.01); F04D 29/441 (2013.01); F05D 2250/52 (2013.01);
Abstract

The disclosure provides a centrifugal fan, including an enclosure, a spacer, and a fan blade rotor. The enclosure includes a top panel, a bottom panel, and a side wall connected between the bottom panel and the top panel. The top panel, the bottom panel, and the side wall together form a first air exhaust vent and a second air exhaust vent. The spacer is disposed in the enclosure, is connected between the bottom panel and the top panel, and spaces a first space in communication with the first air exhaust vent and a second space in communication with the second air exhaust vent in the enclosure. The spacer includes a first opening. The first opening is in communication with the first space and the second space. The fan blade rotor is rotatably disposed in the second space.


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