| 摘要 |
<p>This invention relates to a respirator hood for use as a fire escape device or the like which comprises an outer hood adapted to fit about the head of a wearer and having a wide neck opening through which the head of a wearer may be inserted with ease, an inner mask mounted within said hood and adapted to encircle the mouth and nose of the wearer in use, seal means disposed between the hood and inner mask and arranged to isolate an eye surrounding area of the hood from the neck opening, strapping means for securing the hood to the head of the wearer, retaining flap means projecting rearwardly from said inner mask on opposite sides thereof and being adapted to be secured to said strapping means whereby the strapping means may serve to secure the inner mask to the face of the wearer, and a viewing window in the outer hood.</p> |
