Patent ID: 6191899
Filing Date: 2001-02-20
Classification: A62B,B64D,G02B,Y10S

Abstract:
An emergency visual assistance device for use in environments contaminated with smoke, or other vision-obstructing matter, comprising:a. a plurality of transparent panels of predetermined shape and thickness; andb. a matte-finished translucent elongated rigid hollow spacer means, to which said transparent panels are mounted at either end so as to form a visual pathway of predetermined length; andc. a sealant means disposed between said matte-finished translucent elongated rigid hollow spacer means and said transparent panels for providing a substantially airtight seal between said matte-finished translucent elongated rigid hollow spacer means and said transparent panels; andd. a flexible, substantially airtight skirt mounted at either end of the assembly formed by the combination of said transparent panels, said matte-finished translucent elongated rigid hollow spacer means, and said sealant means, for forming a substantially sealed visual pathway between the operator and the visual information.