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US 2025/0018231 A1Published application
Emergency filter system for ventilated hood
AssigneeHoneywell Safety Products USA, Inc.
InventorsChristophe Chessari, Swan Tuffery
Life of this patent
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Abstract
A ventilated hood having an external air flow hose and comprising a filter incorporated in the ventilated hood, and a seal, wherein when the seal is intact, air does not flow through the filter.
Claims20
A ventilated hood, comprising:
- an external air flow hose coupled to the ventilated hood;
- an emergency breathing apparatus comprising a filter incorporated in the ventilated hood, the filter having an exterior face and an interior face, where the exterior face of the filter is configured to face towards an exterior of the ventilated hood and wherein the interior face of the filter is configured to face towards an interior of the ventilated hood;
- a first seal coupled to one of the exterior of the ventilated hood or the exterior face of the filter;
- a facepiece;
- and
- a breathing pipe coupled at one end to the filter and at a second end to the facepiece.
3 more elements
Dependencies are inferred from the claim text.