公开(公告)号：US20210289875A1

公开(公告)日：2021-09-23

申请号：US17209169

申请日：2021-03-22

Applicant: Hall Labs LLC

Inventor： Michael Hall ,  David R. Hall ,  Chandler Flinders ,  Jordan Englund ,  Jacob Dean ,  Anthony E. Pullen ,  Jeff Duncan

IPC: A42B3/28 ,  A41D13/11 ,  A62B18/04

Abstract: A personal air filtering device comprising a rigid component comprising a transparent face shield, a fabric component, wherein the face shield and fabric combine to cover an entire head of a user and form a seal around the user's neck, an intake port with an inlet filter, an exhaust port with an exhaust filter, an air mover causing filtered air to enter the intake port from outside the device and exhaust air to exit the exhaust port, and a controller configured to adjust the rate at which the air mover moves air.