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:
Feb. 23, 2021
Filed:
Feb. 20, 2019
Applicant:
Ebm-papst Mulfingen Gmbh & Co. KG, Mulfingen, DE;
Inventors:
Oliver Haaf, Kupferzell, DE;
Thomas Heli, Langenburg, DE;
Daniel Gebert, Ă–hringen, DE;
Peter Riegler, Boxberg, DE;
Valerius Schaaf, Kupferzell, DE;
Assignee:
ebm-papst Mulfingen GmbH & Co. KG, Mulfingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/42 (2006.01); F04D 27/00 (2006.01); F04D 29/52 (2006.01); H02K 9/06 (2006.01); H02K 5/04 (2006.01); H02K 11/215 (2016.01); F04D 29/28 (2006.01); G01F 1/115 (2006.01);
U.S. Cl.
CPC ...
F04D 29/281 (2013.01); F04D 27/001 (2013.01); F04D 29/4226 (2013.01); F04D 29/526 (2013.01); G01F 1/115 (2013.01); H02K 9/06 (2013.01); F05D 2250/52 (2013.01);
Abstract
A radial fan has a housing with a motor-drivable fan wheel. The fan wheel generates an air volume flow during operation. The housing has a blow-out portion () with an impeller (). The impeller () has a plurality of impeller blades () spaced apart in the circumferential direction. The impeller () is driven by the air volume flow generated by the fan wheel.