Design for tugboat
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 2, 2004
Grant Date -
N/A
app pub date -
Jul 10, 2002
filing date -
Sep 3, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a tugboat. The design comprises a towing installation which can turn through 360.degree. in the horizontal plane about a vertical shaft. Above the towing installation there is a pilot house, and beneath it there are one or more propellers. This design provides optimal thrust in all directions in line with the rowing cable, in combination with good resistance and swell properties.
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Cited Art Landscape
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