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:
Aug. 03, 2021

Filed:

May. 31, 2019
Applicants:

Bao Tran, Saratoga, CA (US);

Dave Nyhof, Shipshewana, IN (US);

Inventors:

Bao Tran, Saratoga, CA (US);

Dave Nyhof, Shipshewana, IN (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24F 11/00 (2018.01); F24F 3/16 (2021.01); G05B 13/02 (2006.01); G06F 21/60 (2013.01); G06Q 20/06 (2012.01); H04L 9/32 (2006.01); H04L 29/06 (2006.01); E03B 7/07 (2006.01); G01M 3/18 (2006.01); F24F 8/10 (2021.01); F24F 110/12 (2018.01); F24F 140/40 (2018.01); F24F 110/52 (2018.01); F24F 110/66 (2018.01); F24F 110/70 (2018.01); F24F 110/22 (2018.01);
U.S. Cl.
CPC ...
F24F 11/0001 (2013.01); E03B 7/071 (2013.01); F24F 8/10 (2021.01); G01M 3/184 (2013.01); G05B 13/0265 (2013.01); G06F 21/602 (2013.01); G06Q 20/06 (2013.01); H04L 9/3252 (2013.01); H04L 63/0428 (2013.01); F24F 2011/0002 (2013.01); F24F 2110/12 (2018.01); F24F 2110/22 (2018.01); F24F 2110/52 (2018.01); F24F 2110/66 (2018.01); F24F 2110/70 (2018.01); F24F 2140/40 (2018.01); G06Q 2220/00 (2013.01); H04L 2209/38 (2013.01); H04L 2209/56 (2013.01);
Abstract

A system includes an inlet to collect air from outside a building; an air filter coupled to the inlet; a baffle to receive air from the inlet; an actuator coupled to the baffle; one or more sensors exposed to air from the air filter to determine air quality; a controller coupled to the one or more sensors and the actuator, the controller closing the baffle if air quality is below a threshold; and an outlet positioned after the baffle to deliver air to the building.


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