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:
Aug. 27, 2019
Filed:
Dec. 02, 2015
Applicants:
Daniel Gebert, Öhringen, DE;
Thorsten Pissarczyk, Gemmingen, DE;
Oliver Haaf, Kupferzell, DE;
Erhard Gruber, Satteldorf, DE;
Inventors:
Daniel Gebert, Öhringen, DE;
Thorsten Pissarczyk, Gemmingen, DE;
Oliver Haaf, Kupferzell, DE;
Erhard Gruber, Satteldorf, DE;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/68 (2006.01); F04D 29/38 (2006.01);
U.S. Cl.
CPC ...
F04D 29/384 (2013.01); F04D 29/681 (2013.01); F05D 2240/305 (2013.01); F05D 2240/306 (2013.01); F05D 2250/182 (2013.01); F05D 2250/183 (2013.01); F05D 2250/185 (2013.01);
Abstract
The invention relates to a blade for a fan impeller. In particular, the invention relates to the geometric configuration of the blade in its end area facing a hub. Furthermore, the invention relates to a fan impeller. A blade according to the invention for a fan impeller has an end area facing a hub, whereby the blade has at least one rib in the end area facing the hub, whereby the rib has an outer contour that simulates a flow profile.