| 摘要 |
individual respiratory organ protective facilities. SUBSTANCE: headset for respirator has polymeric head cap and flexible cord with fastening units. Head cap is made in the form of convex oval-shaped ring. Head cap is provided with arced transverse connecting members. Cord fastening unit for fastening cord to head cap is formed as slot-shaped receptacle of variable section. Cord end fastened in head cap receptacle is made thickened. Headset of such construction is used for protecting individual's respiratory organs under hazardous working conditions in industrial production premises. EFFECT: increased efficiency by relieving mechanical stresses occurring in head cap upon bending, and reliable fastening of flexible cords to head cap. 4 cl, 3 dwg |
