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. 22, 2024
Filed:
Mar. 11, 2024
Asia Vital Components (China) Co., Ltd., Shenzhen, CN;
Ze-Hua Tan, Shenzhen, CN;
Hua Lai, Shenzhen, CN;
ASIA VITAL COMPONENTS (CHINA) CO., LTD., Shenzhen, CN;
Abstract
A fan structure includes an upper frame defining a receiving space and at least one recess communicable with the receiving space; a stationary blade frame connected to a lower side of the upper frame, and internally forming a flared air passage having a stator seat provided therein; and an annular impeller externally provided with at least one inclined section corresponding to the recess. The annular impeller is mounted on the stator seat and located in the receiving space of the upper frame, and includes a hub, a plurality of blades, and an annular member. An impeller air passage is defined between the hub and the annular member and is communicable with the flared air passage to together form an inner airflow path. An outer side passage leading to the inclined section is defined between the annular member and the at least one recess to form an outer airflow path.