| 摘要 |
2118910 9401322 PCTABS00030 In a preferred embodiment, a self-launching superstructure (22) for a vessel (20), the superstructure (22) including: a floatable hull having a forward bottom portion (82) sloping downwardly from near a waterline near a bow end of the superstructure to a point near a stern end of the superstructure; the forward bottom portion being engageable with a corresponding sloped floor (24) on the vessel (20) when the superstructure (22) is mounted on the vessel (20), the sloped floor (24) terminating at an edge of the vessel (20) such that the superstructure (22), under gravitational force, may slide from the vessel (20) into water in which the vessel (20) is floating; and apparatus to releasably secure the superstructure on the vessel (20) with the forward bottom portion (82) of the hull engaging the sloped floor (24).
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