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:
May. 21, 2024

Filed:

Oct. 30, 2020
Applicant:

Honeywell International Inc., Charlotte, NC (US);

Inventors:

Michael Barson, Nuneaton, GB;

Scott Lang, Geneva, IL (US);

Christopher Dearden, Melton Mowbray, GB;

Benjamin H. Wolf, Leicester, GB;

Assignee:

Honeywell International Inc., Charlotte, NC (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B 17/107 (2006.01); F24F 11/30 (2018.01); G08B 17/113 (2006.01); G08B 17/117 (2006.01); G08B 29/14 (2006.01);
U.S. Cl.
CPC ...
G08B 29/145 (2013.01); G08B 17/107 (2013.01); G08B 17/113 (2013.01); G08B 17/117 (2013.01); F24F 11/30 (2018.01);
Abstract

Devices, methods, and systems of a self-testing duct environment detector are described herein. One self-testing duct environment detector system includes a first portion to be mounted outside of a duct, the first portion having a detector housing with a space therein, the space having a detector with a sensing chamber and a self-testing sensing apparatus therein, wherein the self-testing sensing apparatus determines whether airflow through the detector housing is above a threshold and a second portion and third portion each configured to extend into the duct, wherein the second portion has at least one inlet aperture formed therein and wherein the third portion has at least on outlet aperture therein.


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