Recreational watercraft and methods of operating recreational watercraft are described. Recreational watercraft can include an aluminum hull, a plurality of ballast tanks, a first surface defining a first opening that extends from an interior of a ballast tank of the plurality of ballast tanks to an exterior of the hull, a valve configured to selectively open or close the first opening, and a second surface defining a second opening that is fixed permanently open and extends from an interior of the ballast tank through a bottom portion of the hull to an exterior of the hull.
RECREATIONAL WATERCRAFT WITH BALLAST SYSTEM
2021-08-12
Patent
Electronic Resource
English
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |
RECREATIONAL WATERCRAFT WITH BALLAST SYSTEM AND OPEN PLATFORM PASSENGER DECK
European Patent Office | 2021
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