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:
Jul. 03, 2018
Filed:
Mar. 12, 2014
Applicant:
Regal Beloit America, Inc., Beloit, WI (US);
Inventors:
Rachele Barbara Cocks, Columbia City, IN (US);
Joshua James Westhoff, Fort Wayne, IN (US);
Zachary Joseph Stauffer, Fort Wayne, IN (US);
Lisa Marie Warriner, Fort Wayne, IN (US);
Ludovic Andre Chretien, Columbia City, IN (US);
Michael Allen Marks, Fort Wayne, IN (US);
Assignee:
Regal Beloit America, Inc., Beloit, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/28 (2006.01); F04D 29/30 (2006.01); F04D 17/16 (2006.01); F04D 29/24 (2006.01);
U.S. Cl.
CPC ...
F04D 29/283 (2013.01); F04D 17/16 (2013.01); F04D 29/282 (2013.01); F04D 29/30 (2013.01); F04D 29/242 (2013.01); F05D 2300/43 (2013.01);
Abstract
A centrifugal fan is described. The fan uses a blade that is tapered across the span of the blade. The taper can be larger towards the end opposite of the inlet or larger at the inlet. The blade may be backwardly inclined and/or curved. The fan may also include a turning vane.