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.

Date of Patent:
Jan. 13, 2015

Filed:

Oct. 05, 2012
Applicant:

Twin Fan Companies, Ltd., Minneapolis, MN (US);

Inventors:

Daniel Khalitov, St. Louis Park, MN (US);

Michael J. Feuser, Fayetteville, TN (US);

Assignee:

Twin City Fan Companies, Ltd., Minneapolis, MN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/54 (2006.01); F04D 19/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/542 (2013.01); F04D 19/005 (2013.01);
Abstract

An improved guide vane for an inline fan is provided, as is an inline fan assembly so characterized. The vane guide includes a first vane segment characterized by first and second end portions, and a second vane segment characterized by first and second end portions. The second end portion of the first vane segment is in a spaced apart and overlapped arrangement in relation to the first end portion of the second vane segment. The first end portion of the first vane segment is an adjacent most vane guide end portion in relation to an impeller of the fan. The first vane segment is of arcuate configuration, with the second vane segment being of linear configuration.


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