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:
Jul. 18, 2023

Filed:

Sep. 16, 2020
Applicants:

Field Controls, L.l.c., Kinston, NC (US);

Rheem Manufacturing Company, Atlanta, GA (US);

Inventors:

Mark R. Lundberg, Greenville, NC (US);

Cory A. Weiss, Warren, MI (US);

Kyle R. Glover, Kinston, NC (US);

Takashi Nozaki, Montgomery, AL (US);

Assignee:

FIELD CONTROLS, L.L.C., Kinston, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23L 17/14 (2006.01); F23L 13/02 (2006.01);
U.S. Cl.
CPC ...
F23L 17/14 (2013.01); F23L 13/02 (2013.01);
Abstract

A flue damper may include a flue pipe with a first side leading to an outlet of the flue damper and a second side leading to an inlet of the flue damper. A damper gate may be included and have an open state and a closed state, where in the open state, the first side of the flue pipe is in fluid communication with the second side, and where in the closed state, the damper gate interrupts fluid communication between the first side and the second side. A float may be secured to an upper surface of the damper gate. The upper surface of the damper gate may face the first side of the flue pipe when the damper gate is in the closed state such that the damper gate at least partially opens when condensate collects within the first side of the flue pipe.


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