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.
Patent No.:
Date of Patent:
Oct. 28, 2025
Filed:
Jan. 13, 2025
Asustek Computer Inc., Taipei, TW;
Hsin-Chen Lin, Taipei, TW;
Ing-Jer Chiou, Taipei, TW;
ASUSTEK COMPUTER INC., Taipei, TW;
Abstract
A centrifugal fan provided includes an upper cover, a lower cover, a fan frame, and a fan blade module. The upper cover has an upper air inlet with an upper air inlet radius. The fan blade module includes a hub, a connecting ring, a plurality of inner ring blades, and a plurality of outer ring blades. The connecting ring surrounds the hub and forms an inner ring region and an outer ring region around the hub. The plurality of inner ring blades is connected to the hub and the connecting ring and circularly arranged in the inner ring region. The plurality of outer ring blades is connected to the connecting ring and circularly arranged in the outer ring region. The connecting ring has an inner radius and an outer radius. The outer radius is greater than the upper air inlet radius. Two adjacent outer ring blades are of different shapes.