| 摘要 |
A breathing protective device comprising a tubular elongated filter housi ng (8) defining at least one wall (81) between a first end (5) and a second end (7), said wall (81) having at least one opening (82), a filter (2) in th e filter house (8) and a mouthpiece (9) having an air canal (51) with an ope ning (54) arranged to be introduced into and held in the user's mouth whereb y said filter house (8) extends parallel to a line between the corners of th e user's mouth, said air canal (51) being in communication with at least one space (80, 83) within said housing for filtered inhalation air and exhalati on air respectively, and wherein either the filter (2) or the filter (2) wit h the housing (8) is disposable, wherein said filter (2) is arranged to sepa rate a first space (80) from a second space (83) and in that said air canal (51) is arranged to enable supply of inhalation air from said first space (8 0) via said filter (2) and to enable exhalation air to escape via said openi ng (82) from said second space (83). |
