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. 06, 2012
Filed:
Aug. 01, 2007
Applicant:
Dieter Best, Ingelfingen, DE;
Inventor:
Dieter Best, Ingelfingen, DE;
Assignee:
EBM-Papst Mulfingen GmbH & Co. KG, Mulfingen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 11/04 (2006.01); F04D 29/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a ventilator wheel comprised of a hollow-cylindrical hub with fastening flanges disposed at the circumference for the detachable mounting of ventilator blades. The hollow-cylindrical hub and fastening flanges are made of steel. The fastening flanges may be connected to the hub via welding or another suitable means.