Protective respirator's air guidance system and protective...

Details Protective respirator's air guidance system and protective... Protective respirator's air guidance system and protective...

A - Human Necessities

62

B

A62B 18/02 (2006.01) A41D 13/11 (2006.01) A62B 9/00 (2006.01) A62B 23/02 (2006.01)

Patent

CA 2102296

The object of this invention is a valve arrangement of a protective respirator intended for protecting the weaker against dust or gases. The invention sets out how the exhalation air is guided as soon as possible out of the face section (7) and further how to air can be caused to pass through an air enclosure (11) in between the face section (7) and the frame section (3).

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