US 11,938,355 B2
Ultraviolet germicidal irradiation mask
Robert Clinton Lane, Waikoloa, HI (US); and Nathan Chidiac, Los Altos Hills, CA (US)
Assigned to Manaflex, LLC, Waikoloa, HI (US)
Filed by Manaflex, LLC, Waikoloa, HI (US)
Filed on May 12, 2021, as Appl. No. 17/319,049.
Claims priority of provisional application 63/023,857, filed on May 12, 2020.
Prior Publication US 2021/0353971 A1, Nov. 18, 2021
Int. Cl. A62B 7/10 (2006.01); A41D 13/11 (2006.01); A61L 9/20 (2006.01); A62B 9/00 (2006.01); A62B 9/02 (2006.01); A62B 18/00 (2006.01); A62B 18/02 (2006.01); A62B 18/08 (2006.01); A62B 18/10 (2006.01); A62B 23/02 (2006.01)
CPC A62B 7/10 (2013.01) [A41D 13/1184 (2013.01); A41D 13/1192 (2013.01); A61L 9/20 (2013.01); A62B 9/00 (2013.01); A62B 18/006 (2013.01); A62B 18/08 (2013.01); A62B 23/02 (2013.01); A61L 2209/12 (2013.01); A61L 2209/14 (2013.01); A61L 2209/15 (2013.01); A62B 9/02 (2013.01); A62B 18/084 (2013.01); A62B 18/10 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A personal protective equipment system comprising:
a mask having
a) a transparent shield;
b) a frame disposed around the transparent shield;
c) a first interior volume;
d) an exhaust to allow a passage of a volume of air from the first interior volume to an outside environment;
a UVGI (ultraviolent germicidal irradiation) stage having an air intake, an entry chamber, and a first UV LED circuit array disposed within the entry chamber;
a fan to drive the volume of air from the first interior volume into an exit chamber;
an entry port connecting the entry chamber to the first interior volume; and
wherein the first UV LED circuit array is disposed on a flexible printed circuit and the flexible printed circuit is disposed within the frame;
a second UV LED circuit array disposed on the flexible printed circuit, and the second UV LED circuit array is disposed within the exit chamber;
wherein the air intake fluidly connects the outside environment to the entry chamber;
wherein the UVGI stage is either disposed within the frame or is disposed exterior to the frame;
wherein the exit chamber is disposed within the frame to receive the volume of air from the first interior volume, wherein the exit chamber is connected to the exhaust.