Portable oxygen regenerating escape hood

Details Portable oxygen regenerating escape hood Portable oxygen regenerating escape hood

2007-06-05

2007-06-05

Yu, Justine R. (Department: 3771)

Surgery

Respiratory method or device

Gas produced by electrolysis or chemical reaction

C128S205120, C128S201250

Reexamination Certificate

active

10977519

ABSTRACT:
A protective device to be emplaced over the head of a user comprises a sack-like member fabricated from a flexible film material and having an opening to enable a user to place the sack-like member over the user's head. The sack-like member has an interior containing a predetermined amount of an oxygen producing material, wherein the material produces oxygen by reacting with the exhalation products of the user.

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