Devices to protect individuals especially against attacks by nuclear, biological and chemical weapons

摘要

(57) [Summary] A respiratory device or device for providing NBC protection is provided with an oro-nasal mask that permits inflow of respiratory gas, an exhalation check valve, and is different from the mask and is worn directly on the head. A discharge outlet with a respiratory gas coupling member carried by the element. The coupling member has a passage that can be connected to the mouth-nose mask supply unit in a leak-proof state, and a side pipe (34) that brings a connection with the respiratory gas supply unit (32) backward. ing.