RESPIRATOR, RESISTANT TO CREASING Russian patent published in 2014 - IPC A62B18/02 

Abstract RU 2514737 C2

FIELD: rescue equipment.

SUBSTANCE: invention relates to a respirator resistant to creasing and comprising means of resistance to creasing for providing resistance to creasing of the main part of the respirator, caused by breathing of the user during use of this respirator. In particular, in various embodiments of the invention, the means of resistance to creasing can be a deflecting element increasing stiffening of the material, fastening components configured for application of deflecting force directed outwardly when the respirator is in use, or any combination of these. The double vent unit for exhalation is also additionally described, made with the ability to be used in the respirator resistant to creasing.

EFFECT: improved design.

15 cl, 15 dwg

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RU 2 514 737 C2

Authors

Stejndorf Ehrik

Uehlchel Debra Nell

Majls Krejg

Stefehn Sara

Dates

2014-05-10Published

2009-06-19Filed