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Non-elastomeric respirator mask that has deformable cheek portions

  • US 8,104,472 B2
  • Filed: 03/26/2004
  • Issued: 01/31/2012
  • Est. Priority Date: 03/26/2004
  • Status: Expired due to Fees
First Claim
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1. A respiratory mask that comprises:

  • (a) mask body that lacks a rigid insert, that is non-elastomeric, and that is adapted for fitting over a person'"'"'s nose and mouth, the mask body having a nose portion, a chin portion, first and second cheek portions, and an axis that extends from the nose portion to the chin portion, the mask body being constructed to deform such that the first and second cheek portions can move towards each other about the axis when the mask body is held stationary and a force is exerted on the nose and chin portions;

    (b) a harness that assists in supporting the mask on a wearer'"'"'s face; and

    (c) one or more locations on the mask body for attaching one or more filter cartridges.

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