experimental Powered air purifying respirator : PAPR

thingiverse

An experimental PAPR (Powered Air-Purifying Respirator) is controlled by breath, fully automatic. To view all details of this innovative device, visit: https://www.b4x.com/android/forum/threads/experimental-powered-air-purifying-respirator.116659/ To adapt the mask to the turbine, you will need to use a specific adapter found here: https://www.thingiverse.com/thing:4295491 Imagine wearing a dust mask on your head and breathing normally into it, equipped with a powerful FFP3 cartridge, as seen in this video: https://www.youtube.com/watch?v=nY4yTEhh4uY This PAPR system provides a truly effortless way to wear a mask. Breathing is not laborious, and moisture accumulation within the mask is non-existent. The positive pressure applied to the mask delivers a perfect clean, fresh, and filtered tidal volume of air. You can also use this device as a spirometer by unplugging the venturi from the turbine, then connecting an adapter and blowing.