Covid-19 Venturi's Valve for Respirator-Free Mask!
thingiverse
Ready-to-print Venturi's valve for respirator-free mask! Non-profit project for SARS-cov-2 pandemic. Revision 2 (CFD-calculated) available: FiO2 = approximately 33% O2 supply = 10 liters per minute Air output = about 63 liters per minute Two 25mm outer diameter fittings (air suction, patient) One 5mm outer diameter fitting (oxygen) Volume of 3D model - 15,133 cubic millimeters Revision 1 features three Venturi Valves with: B = 0.12; 0.3; 0.5
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