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Modular respirators and a method of conversion thereof

  • US 20050103335A1
  • Filed: 09/17/2004
  • Published: 05/19/2005
  • Est. Priority Date: 01/18/2001
  • Status: Abandoned Application
First Claim
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1. A hood respirator comprising:

  • a shroud having a head-covering portion which has a lens opening therein, and a body sealing portion configured for forming a seal with a wearer'"'"'s neck, shoulders or other body surfaces;

    a facial lens having a perimeter sealing edge extending around the lens;

    a disengageable coupling between the lens opening of the shroud and the perimeter sealing edge of the lens, the coupling having a first engaged condition wherein the lens is sealably affixed to the shroud and a second released condition wherein the lens is removable from the shroud; and

    a breathable gas delivery conduit fluidly coupled to the hood.

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