Patent 8006317 was granted and assigned to Survitec Group on August, 2011 by the United States Patent and Trademark Office.
The submarine escape suit has a hood (14) covering the head of a wearer during ascent from a submarine. In order to allow the wearer to expose his/her face, the hood (14) is provided with a portion (21) overlying the face of a wearer that is releasable from the remainder of the hood (14). The releasable portion (21) may be re-attachable.