Viewing window for heat protective clothing

Details Viewing window for heat protective clothing Viewing window for heat protective clothing

1990-11-15

1991-10-22

Schroeder, Werner H.

Apparel

Guard or protector

For wearer's head

2 2, 2 21A, 2 5, 2 7, 2 9, 2202, 2411, 2432, A42B 100, A42B 318

Patent

active

050582070

ABSTRACT:
A transparent face shield suitable for exposure to high temperatures, which shield is composed of a pane of polycarbonate having an exterior surface and an interior surface and a layer of gold deposited as a coating in the exterior surface by vapor deposition, together with a plastic inner pane and a PTFE foil interposed between the plastic inner pane and the interior surface of the primary pane such that the inner pane lies flat relative to said the interior surface of the primary pane.

REFERENCES:
patent: 2875447 (1959-03-01), Goldmerstein
patent: 3700761 (1972-10-01), O'Driscoll et al.
patent: 3868727 (1975-03-01), Paschall
patent: 4101980 (1978-07-01), Stepan et al.
patent: 4123392 (1978-10-01), Hall et al.
patent: 4542538 (1985-09-01), Moreelti et al.
patent: 4726074 (1988-02-01), Badit et al.
patent: 4797956 (1989-01-01), Boyce
patent: 4800123 (1989-01-01), Boeckeler
patent: 4965887 (1990-10-01), Paoluccio
patent: 4975981 (1990-12-01), Ray

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