life buoy

A spherical life buoy having an air chamber formed therein, an entrance opening communicating with the interior of said life buoy, air inlet and exhaust pipes extending exteriorly therof, a perforated housing for each of said pipes, a dome secured to teh periphery of said life buoy and covering said housings, said dome being perforated, and means for supporting said life buoy upon the deck of a vessel.

Fearing that he might become permanently sewn into the Air France uniform he put on every morning, Manuel regarded Mario's faith in him as a life buoy.