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:
Dec. 10, 2024

Filed:

Jan. 24, 2022
Applicant:

Rite-hite Holding Corporation, Milwaukee, WI (US);

Inventors:

Blaine Schmidt, Peosta, IA (US);

Kevin J. Gebke, Dubuque, IA (US);

Michael A. Jacobson, Dubuque, IA (US);

Nicholas L. Kaufmann, Sherrill, IA (US);

William A. Niehaus, Holy Cross, IA (US);

Assignee:

Rite-Hite Holding Corporation, Milwaukee, WI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24F 13/06 (2006.01); F24F 13/02 (2006.01); F24F 13/062 (2006.01); G03B 21/14 (2006.01); G03B 21/16 (2006.01); G03B 21/54 (2006.01); G03B 29/00 (2021.01); G03B 31/00 (2021.01);
U.S. Cl.
CPC ...
G03B 29/00 (2013.01); F24F 13/0218 (2013.01); F24F 13/06 (2013.01); F24F 13/062 (2013.01); G03B 21/145 (2013.01); G03B 21/16 (2013.01); G03B 21/54 (2013.01); G03B 31/00 (2013.01); F24F 2013/0608 (2013.01); F24F 2221/14 (2013.01);
Abstract

Fabric drop-down diffusers are disclosed. An example drop-down diffuser includes a hoop to be supported adjacent an end of an air duct, and a first fabric sheet to hang downward from the hoop. The first fabric sheet to define a first wall of an air chamber adjacent the hoop on a side of the hoop opposite the air duct. The first fabric sheet to completely surround the air chamber along a circumferential path corresponding to the hoop. The hoop to be transverse to the air duct and positioned so that air delivered by the air duct is to pass through the hoop and into the air chamber. The drop-down diffuser also includes a second fabric sheet to be coupled to the first fabric sheet. The second fabric sheet to define a second wall of the air chamber.


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