Flat-folded personal respiratory protection devices

A personal respiratory protection device that includes a multi-layered structure and first and second means for attaching a headband. The multilayered structure includes a filter medium and is divided into a flat upper panel, a flat non-rectangular central panel, and a lower panel. The central panel...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BRYANT JOHN W, KRUEGER DENNIS L, DYRUD JAMES F, CURRAN DESMOND T, HENDERSON CHRISTOPHER P, BOSTOCK GRAHAM J
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING FIRE-FIGHTING HUMAN NECESSITIES LIFE-SAVING OUTERWEAR PROTECTIVE GARMENTS WEARING APPAREL
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