helmet and visor for atemschutzhauben and atemschutzhaube

摘要

a helmet (10) for a vollhauben breathing system, which is a helmauu00dfenschale (11), a helminnenschale (12), an air duct (30) and a target (20) iswith the helmauu00dfenschale (11) with a front area (111) to the visor (20) is capable of and a rear (112) to the visor (20) is turned off, characterizedthat the air duct (30) from the rear area (112) of the helmet (10) between helmauu00dfenschale (11) and (12) to helminnenschale visor (20) extend.