Protective hood structural attachment system

Details Protective hood structural attachment system Protective hood structural attachment system

2006-11-03

2010-10-19

Yu, Justine R (Department: 3771)

Surgery

Respiratory method or device

Including body or head supported means covering user's scalp

C125S011020

Reexamination Certificate

active

07814904

ABSTRACT:
The present invention is a flexible respiratory protective hood having interior and exterior surfaces. Multiple apertures are die-cut in the hood in a predetermined geometric configuration. A substantially rigid respiration component to provides a fluid pathway between hood interior and exterior. Raised fluid ports extend from the respiration component and are aligned with the apertures. Fluid ports extend from the hood interior surface and project from the hood exterior surface. A bond between the hood interior surface and the respiration component form a fluid impermeable seal between the respiration component and hood.

REFERENCES:
patent: 3789839 (1974-02-01), Lund et al.
patent: 4231118 (1980-11-01), Nakagawa
patent: 5452712 (1995-09-01), Richardson
patent: 5875775 (1999-03-01), Nur et al.
patent: 6158429 (2000-12-01), Gardner et al.

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