US 12,389,971 B1
Dust mitigation headgear
Chris Salvino, Scottsdale, AZ (US); Andrew Dummer, Chapel Hill, NC (US); and Paul A Beatty, Fort Collins, CO (US)
Assigned to LUNAR HELIUM-3 MINING, LLC, Scottsdale, AZ (US)
Filed by LUNAR HELIUM-3 MINING, LLC, Scottsdale, AZ (US)
Filed on Mar. 12, 2025, as Appl. No. 19/077,361.
Application 19/077,361 is a continuation of application No. 18/932,726, filed on Oct. 31, 2024, granted, now 12,268,267.
This patent is subject to a terminal disclaimer.
Int. Cl. A42B 3/28 (2006.01); A41D 13/002 (2006.01); A62B 18/00 (2006.01); A62B 18/04 (2006.01)
CPC A42B 3/28 (2013.01) [A41D 13/002 (2013.01); A62B 18/003 (2013.01); A62B 18/045 (2013.01)] 20 Claims
OG exemplary drawing
 
13. A particle repelling headgear comprising:
a face vent defined between a left and a right cheek perimeter lip and along a brim that extends from a forehead region of a front side of the particle repelling headgear,
the face vent configured to provide an unobstructed path between an external environment and a wearer's face;
a spacer arrangement connected to a particle repelling headgear inner side, the spacer arrangement configured to provide a channel between the wearer's head and the particle repelling headgear inner side;
a positive pressure air source in communication with the channel, the positive pressure air source configured to exit airflow through the face vent via the channel; and
electrodes disposed at the left and the right cheek perimeter lip, wherein the electrodes are configured to produce an electrostatic field that spans the face vent.