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:
Mar. 31, 2026
Filed:
Aug. 09, 2024
Applicant:
Ebm-papst Mulfingen Gmbh & Co. KG, Mulfingen, DE;
Inventors:
Erhard Gruber, Satteldorf, DE;
Oliver Haaf, Kupferzell, DE;
Thorsten Pissarczyk, Gemmingen, DE;
Alexander Konzal, Igersheim, DE;
Assignee:
ebm-papst Mulfingen GmbH & Co. KG, Mulfingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/34 (2006.01); F04D 19/00 (2006.01); F04D 29/32 (2006.01); F16B 5/02 (2006.01);
U.S. Cl.
CPC ...
F04D 29/34 (2013.01); F04D 19/002 (2013.01); F04D 29/329 (2013.01); F16B 5/02 (2013.01);
Abstract
A fan wheel () with a plurality of fan wheel blades () and a fan wheel hub () can be fixed to a motor () in order to drive the fan wheel () about a rotation axis (X) that extends centrally through the fan wheel hub (). Each of the fan wheel blades () can be screwed to the fan wheel hub () by at least one screw (). A longitudinal screw axis (L) extends parallel to the rotation axis (X). The fan wheel hub () has a corresponding screw receptacle () for each of the screws ().