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:
Jul. 15, 2025
Filed:
Dec. 22, 2022
Applicant:
Research Products Corporation, Madison, WI (US);
Inventors:
Wade Ferkey, Madison, WI (US);
Stephen Moon, Madison, WI (US);
Assignee:
Research Products Corporation, Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F24F 11/72 (2018.01); F24F 11/00 (2018.01); F24F 11/80 (2018.01); F24F 110/10 (2018.01); F24F 110/20 (2018.01);
U.S. Cl.
CPC ...
F24F 11/72 (2018.01); F24F 11/0001 (2013.01); F24F 11/80 (2018.01); F24F 2110/10 (2018.01); F24F 2110/20 (2018.01);
Abstract
An HVAC system includes a first air quality sensor and a second air quality sensor. The system contains a controller which calculates a differential between the first air quality sensor and the second air quality sensor. The differential is compared to a threshold. If the threshold is satisfied, a fan is engaged which may, reducing the air quality differential as sensed by the first and second air quality sensor.