Ships – Displacement-type hull
Patent
1990-08-06
1991-11-26
Swinehart, Ed
Ships
Displacement-type hull
114 66, 440 6, B63B 100
Patent
active
050674277
ABSTRACT:
A semi-submerged water vehicle having a small rider's compartment designed to accommodate primarily a single rider that can operate the watercraft in either a standing or a seated position. There is provided both an underwater porthole and an above-the-water porthole both of which can be looked through by the operator when seated within the passenger compartment so as to afford both above-the-water and under-the-water viewing to the rider.
REFERENCES:
patent: 832646 (1906-10-01), Wiebe
patent: 2377442 (1945-06-01), Osterhoudt
patent: 4320713 (1982-03-01), Nishida et al.
patent: 4494472 (1985-01-01), Rougerie
patent: 4565149 (1980-01-01), Clasky et al.
patent: 4841896 (1989-06-01), Fury
Beutler Ernest A.
Swinehart Ed
Yamaha Hatsudoki Kabushiki Kaisha
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