FIELD: breathing masks or helmets.
SUBSTANCE: invention relates to personal respiratory protection means. Adapter of individual respiratory protection means for connection of forced air supply unit with filtering-absorbing box includes one-piece housing and two gaskets. One-piece case has a rear part of rectangular shape with rounded corners and two retainers, and a front part made in the form of a semi-oval. Back part of the one-piece housing includes a platform on which a gasket is installed. Front part of the one-piece housing includes an internal threaded fastener and a platform on which a gasket with an outer diameter of 40 mm is installed. Above platforms are made with a through hole.
EFFECT: providing safe and tight connection between the housing of the forced air supply unit and the filtering-absorbing box having an external threaded attachment with a thread diameter of 40 mm and thread parameters corresponding to the requirements of GOST 8762-75.
1 cl, 9 dwg
