B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
B63C9/00—Life-saving in water
B63C9/06—Floatable closed containers with accommodation for one or more persons inside
B—PERFORMING OPERATIONS; TRANSPORTING
B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
B63C9/00—Life-saving in water
B63C9/02—Lifeboats, life-rafts or the like, specially adapted for life-saving
B63C2009/026—Covered lifeboats, or life-rafts comprising self-levelling compartments for occupants