Ships – Displacement-type hull – Multiple hulls
Patent
1993-12-01
1995-07-18
Swinehart, Edwin L.
Ships
Displacement-type hull
Multiple hulls
114265, B63B 100
Patent
active
054331617
ABSTRACT:
A small water plane area vessel is disclosed which includes at least one normally submerged hull, a superstructure normally located above the level of the water during operation of the vessel and at least one strut connected between the superstructure and the submerged hull. The vessel has a design draft water line located between the normally submerged hull and the superstructure and at lease one buoyancy pod on the strut located above the design draft water line and below the superstructure. The strut has a water plane area at the water plane of the pod which is larger than the water plane areas thereof above and below the pod.
REFERENCES:
patent: 1817780 (1931-08-01), Stack
patent: 3430595 (1969-03-01), Tulleners
patent: 4763596 (1988-08-01), Yoshida
patent: 4869192 (1989-09-01), Pawolski
patent: 4987846 (1991-01-01), Yamashita et al.
1976 "Motorboat" The Tulleners Wave Piercing Craft.
Pacific Marine & Supply Co. Ltd.
Swinehart Edwin L.
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