Patent ID: 8397726
Filing Date: 2013-03-19
Classification: A61M,A62B

Abstract:
1. A breathing protective device comprising: a tubular elongated filter housing defining at least one wall between a first end and a second end, said wall having at least one opening, a filter in the filter house and a mouthpiece having an air canal with an opening arranged to be introduced into and held in the user's mouth whereby said filter house extends parallel to a line between the corners of the user's mouth, said air canal being in communication with at least one space within said housing which is configured to receive filtered inhalation air and exhalation air during inhalation and exhalation, respectively, and wherein either the filter or the filter with the housing is disposable, wherein said filter is arranged to coaxially separate a first space from a second space, the second space coaxially surrounding the first space, and in that said air canal is arranged to enable supply of inhalation air from said first space via said filter and to enable exhalation air to escape via said opening in said wall from said second space.