Open-bottom gravel dump boat

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5012754
SERIAL NO

07072265

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A hull construction of a cargo carrier vessel, with self-propelling capacity, capable of carrying earth, sand, quarried stones and so forth and of disposing of them from the bottom is disclosed. While the bottom (11) is released, the hold forms a double-hull construction with side walls (12). A pair of right and left doors, each with an L-shaped section, is provided. The upper part of each door is connected by hinges to outsides of the side walls of said hold. The doors curve and extend along the released bottom. Cargo is carried in the hold (1). Furthermore, a door structure to dispose of cargo from the released bottom into the sea by releasing it to the right and left and equipment to open and close the pair of doors, located at the front and back of the door structure, is provided.

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Patent Owner(s)

Patent OwnerAddress
MARUSEN CO LTDHYOGO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mori, Toshifumi Hyogo, JP 35 637

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