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:
Mar. 29, 2022
Filed:
Nov. 16, 2018
Paul Key, Tucson, AZ (US);
Michael Fineberg, Tempe, AZ (US);
Paul Key, Tucson, AZ (US);
Michael Fineberg, Tempe, AZ (US);
Other;
Abstract
A wearable air filtration apparatus configured to fit beneath a full-face helmet is disclosed. The apparatus includes a front plate including an output aperture and at least one input aperture, the input and output apertures arranged to be substantially front facing when the apparatus is worn by a user. An air filter is arranged behind the front plate and positioned to filter air moving from in front of the apparatus toward the face of a user wearing the apparatus. A valve plate is located behind the filter, the valve plate including an output check valve in fluid communication with the output aperture and at least one input check valve in fluid communication with the at least one input aperture.