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:
Aug. 11, 2026

Filed:

Nov. 25, 2022
Applicant:

Illinois Tool Works Inc., Glenview, IL (US);

Inventors:

Yuwei Wang, Suzhou, CN;

De Wei, Suzhou, CN;

Assignee:

Illinois Tool Works Inc., Glenview, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/28 (2006.01); B23K 1/008 (2006.01); F04D 25/02 (2006.01); F27B 9/30 (2006.01); F27D 7/04 (2006.01);
U.S. Cl.
CPC ...
F04D 29/281 (2013.01); B23K 1/008 (2013.01); F04D 25/02 (2013.01); F27B 9/3005 (2013.01); F27D 7/04 (2013.01); F27D 2007/045 (2013.01);
Abstract

The present application provides a fan assembly, this fan assembly is characterized by: a motor and an impeller, the motor having a motor body and a motor shaft extending from the motor body, a distal end of the motor shaft having a first positioning mark with a certain spacing from 5 a central axis of the motor shaft, the distal end of the motor shaft having an end surface, the first positioning mark being at least partially visible on the end surface, the impeller having an impeller center bore, and a second positioning mark being provided on the impeller, where when the motor shaft is inserted into the impeller center bore, and the central axis of the motor 10 shaft, the second positioning marker and the first positioning marker are on a same diameter of the fan assembly, the impeller is mounted in place in a radial direction relative to the motor so that the fan assembly reaches dynamic balance during operation. The impeller and the motor in the present application are detachable.


Find Patent Forward Citations

Wang, Yuwei. (2026). Fan assembly (U.S. Patent No. 12704129). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12704129

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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