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:
Jun. 06, 2023
Filed:
Nov. 10, 2021
Applicant:
Greenheck Fan Corporation, Schofield, WI (US);
Inventors:
Thomas Frank, Schofield, WI (US);
Vijaya Kumar Kollipara, Weston, WI (US);
Shamus William Doran, Kronenwetter, WI (US);
Assignee:
Greenheck Fan Corporation, Schofield, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/18 (2006.01); F04D 29/22 (2006.01); F04D 29/24 (2006.01); F04D 29/28 (2006.01); F04D 29/38 (2006.01);
U.S. Cl.
CPC ...
F04D 29/183 (2013.01); F04D 29/2222 (2013.01); F04D 29/242 (2013.01); F04D 29/281 (2013.01); F04D 29/384 (2013.01); F04D 29/388 (2013.01);
Abstract
A fan assembly includes an internal housing having an outer internal housing, and an inner internal housing partially disposed within the outer internal housing. The inner internal housing defines an internal cavity, and has a curved exterior surface. Stator blades extend between the inner internal housing and the outer internal housing.