Watercraft

Details Watercraft Watercraft

2008-06-10

2008-06-10

Vasudeva, Ajay (Department: 3617)

Ships

Displacement-type hull

C114S228000, C114S057000, C114S061270, C440S068000, C440S079000

Reexamination Certificate

active

07383782

ABSTRACT:
The invention relates to a watercraft, particularly a river boat, with a hull for receiving useful devices and with propulsion units for generating a driving force and which are located on the hull. The watercraft according to the invention is characterized in that guiding elements are provided in the bow area on the underside of the hull, which have a vertical, forwardly tapering wedge shape, that the propulsion units in the bow area are set back from the wedge-shaped guiding elements, that between the guiding elements is provided a partial area of the hull constructed in the form of a horizontal wedge and that the propulsion units are pivotably mounted.

REFERENCES:
patent: 251529 (1881-12-01), Davis
patent: 298019 (1884-05-01), Oram
patent: 299128 (1884-05-01), Gartner
patent: 751158 (1904-02-01), Flindt
patent: 759536 (1904-05-01), Manker
patent: 2812738 (1957-11-01), Munro
patent: 3557736 (1971-01-01), Baer
patent: 3611972 (1971-10-01), Duport
patent: 3688721 (1972-09-01), Bennett et al.
patent: 3710748 (1973-01-01), Baer et al.
patent: 34 43 137 (1986-05-01), None
patent: 37 12 534 (1988-11-01), None
patent: 38 38 791 (1990-05-01), None
patent: 103 07 795 (2004-09-01), None

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