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:
Jun. 02, 2026
Filed:
Sep. 25, 2025
Applicant:
Mahle International Gmbh, Stuttgart, DE;
Inventors:
Assignee:
MAHLE International GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/38 (2006.01); F04D 29/66 (2006.01); B60H 1/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/384 (2013.01); F04D 29/663 (2013.01); B60H 1/00464 (2013.01);
Abstract
A fan wheel with successive blades is provided. Noise generation is reduced in that the widths and thicknesses of at least one of the blades vary over its length. A fan that contains such a fan wheel is provided.