FIELD: protection of individual's respiratory organs from health-hazardous suspensions. SUBSTANCE: respirator has flexible carcass made in the form of truncated cone with openings in side surface. End portion of carcass defining base is made tray-shaped. Ring adapted for retaining filter is positioned on conical surface of filter so as to abut against tray-shaped portion. Obturator is formed as inflated resilient casing and is pinched in tray-shaped portion. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 2 dwg
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Authors
Dates
1998-01-10—Published
1994-09-22—Filed