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:
Nov. 09, 2021
Filed:
Nov. 10, 2015
Applicant:
Xcelaero Corporation, San Luis Obispo, CA (US);
Inventor:
Stacey Myers McCarthy, Kalamazoo, MI (US);
Assignee:
Bascom Hunter Technologies, Inc., Baton Rouge, LA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 19/00 (2006.01); F04D 29/66 (2006.01);
U.S. Cl.
CPC ...
F04D 19/002 (2013.01); F04D 29/664 (2013.01); F04D 29/665 (2013.01); F05D 2250/51 (2013.01);
Abstract
A fan comprises a fan housing which includes a shroud having an upstream end that defines an inlet of the fan housing, a motor which is connected to the fan housing, and an impeller which is connected to the motor. The impeller includes an impeller hub and a number of impeller blades which extend radially outwardly from the impeller hub. The shroud includes a cylindrical micro-perforated panel ('MPP') liner which extends axially from proximate the inlet to proximate the impeller.