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:
Apr. 07, 2026
Filed:
Jul. 06, 2021
Fläktgroup Sweden Ab, Jönköping, SE;
Urban Kronström, Tranås, SE;
Dusan Stamenkovic, Huskvarna, SE;
FLÄKTGROUP SWEDEN AB, Jönköping, SE;
Abstract
A safety system () for evacuation of contaminated air and prevention of ignition in an air handling system (). The air handling system () comprises a supply air unit () arranged in a supply air duct (), and an exhaust air unit () arranged in an exhaust air duct (). The safety system () further comprises a supply air contamination sensor () arranged in the supply air duct (), an exhaust air contamination sensor () arranged in the exhaust air duct (). The supply air contamination sensor () and the exhaust air contamination sensor () collect air contamination data (). The air handling system () further comprises a control unit () for comparison of collected air contamination data () to a predefined air contamination data threshold value (), and for controlling the supply air unit (), and the exhaust air unit ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile