RESPIRATOR AS FILTERING MUSCLE MASK WITH COMPOSITE SIDE PLANTS Russian patent published in 2017 - IPC A62B18/02 

Abstract RU 2626934 C2

FIELD: items for personal use.

SUBSTANCE: respirator 10 in the form of a filtering face mask, comprising a fastening unit 14 and a mask body 12 having a filter structure 16 containing one or more layers of filter media 62 and having a perimeter 24. The mask body also has first and second side plates 30a, 30b disposed on opposite sides of the filter structure 16. Each of the first and second side panels 30a, 30b has a leading edge 33 and is folded inwardly to be brought into contact with the filter structure 16. Such a configuration in an osculating state is possible when the mask body 12 is opened in a usage configuration. The leading edge 33 of each side bar 30a, 30b is formed so as to coincide with the perimeter of the mask body 24 when the side panels 30a, 30b are folded inward to be brought into contact with the filter structure 16.

EFFECT: body of the mask has an exceptional structural integrity, which allows maintaining the proper configuration for long periods of time, despite the excessive exposure to moisture and warm air.

11 cl, 7 dwg

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RU 2 626 934 C2

Authors

Duffy Dean R.

Dates

2017-08-02Published

2013-12-16Filed