In a situation ventilated with a gas under pressure, and able to be associated with a breathing apparatus

摘要

This situation also comprises a mask, which may be of the type of those covering the entire face, and a command pulmo - of the air. / p & & p & it is characterizes in that a pressure regulator 10 is provided in the thickness of the situation and connected to the supply of air and n4 regule the overpressure which reign in the situation for the inflating and in that a breathe-in valve 3 connects the free space 4 between the situation and the body of the user with the inner space 18 of the mask.